1ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov//--------------------------------------------------------------------------------- 2ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// 3ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// Little Color Management System 4ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// Copyright (c) 1998-2012 Marti Maria Saguer 5ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// 6ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// Permission is hereby granted, free of charge, to any person obtaining 7ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// a copy of this software and associated documentation files (the "Software"), 8ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// to deal in the Software without restriction, including without limitation 9ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// the rights to use, copy, modify, merge, publish, distribute, sublicense, 10ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// and/or sell copies of the Software, and to permit persons to whom the Software 11ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// is furnished to do so, subject to the following conditions: 12ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// 13ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// The above copyright notice and this permission notice shall be included in 14ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// all copies or substantial portions of the Software. 15ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// 16ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 17ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO 18ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 19ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE 20ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION 21ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION 22ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 23ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// 24ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov//--------------------------------------------------------------------------------- 25ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// 26ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#include "lcms2_internal.h" 27ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 28ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// Generic I/O, tag dictionary management, profile struct 29ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 30ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// IOhandlers are abstractions used by littleCMS to read from whatever file, stream, 31ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// memory block or any storage. Each IOhandler provides implementations for read, 32ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// write, seek and tell functions. LittleCMS code deals with IO across those objects. 33ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// In this way, is easier to add support for new storage media. 34ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 35ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// NULL stream, for taking care of used space ------------------------------------- 36ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 37ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// NULL IOhandler basically does nothing but keep track on how many bytes have been 38ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// written. This is handy when creating profiles, where the file size is needed in the 39ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// header. Then, whole profile is serialized across NULL IOhandler and a second pass 40ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// writes the bytes to the pertinent IOhandler. 41ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 42ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovtypedef struct { 43ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsUInt32Number Pointer; // Points to current location 44ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} FILENULL; 45ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 46ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovstatic 47ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovcmsUInt32Number NULLRead(cmsIOHANDLER* iohandler, void *Buffer, cmsUInt32Number size, cmsUInt32Number count) 48ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 49ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FILENULL* ResData = (FILENULL*) iohandler ->stream; 50ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 51ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsUInt32Number len = size * count; 52ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ResData -> Pointer += len; 53ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return count; 54ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 55ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsUNUSED_PARAMETER(Buffer); 56ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 57ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 58ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovstatic 59ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovcmsBool NULLSeek(cmsIOHANDLER* iohandler, cmsUInt32Number offset) 60ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 61ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FILENULL* ResData = (FILENULL*) iohandler ->stream; 62ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 63ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ResData ->Pointer = offset; 64ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return TRUE; 65ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 66ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 67ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovstatic 68ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovcmsUInt32Number NULLTell(cmsIOHANDLER* iohandler) 69ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 70ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FILENULL* ResData = (FILENULL*) iohandler ->stream; 71ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return ResData -> Pointer; 72ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 73ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 74ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovstatic 75ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovcmsBool NULLWrite(cmsIOHANDLER* iohandler, cmsUInt32Number size, const void *Ptr) 76ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 77ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FILENULL* ResData = (FILENULL*) iohandler ->stream; 78ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 79ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ResData ->Pointer += size; 80ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (ResData ->Pointer > iohandler->UsedSpace) 81ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov iohandler->UsedSpace = ResData ->Pointer; 82ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 83ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return TRUE; 84ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 85ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsUNUSED_PARAMETER(Ptr); 86ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 87ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 88ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovstatic 89ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovcmsBool NULLClose(cmsIOHANDLER* iohandler) 90ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 91ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FILENULL* ResData = (FILENULL*) iohandler ->stream; 92ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 93ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsFree(iohandler ->ContextID, ResData); 94ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsFree(iohandler ->ContextID, iohandler); 95ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return TRUE; 96ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 97ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 98ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// The NULL IOhandler creator 99ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovcmsIOHANDLER* CMSEXPORT cmsOpenIOhandlerFromNULL(cmsContext ContextID) 100ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 101ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov struct _cms_io_handler* iohandler = NULL; 102ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FILENULL* fm = NULL; 103ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 104ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov iohandler = (struct _cms_io_handler*) _cmsMallocZero(ContextID, sizeof(struct _cms_io_handler)); 105ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (iohandler == NULL) return NULL; 106ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 107ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov fm = (FILENULL*) _cmsMallocZero(ContextID, sizeof(FILENULL)); 108ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (fm == NULL) goto Error; 109ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 110ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov fm ->Pointer = 0; 111ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 112ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov iohandler ->ContextID = ContextID; 113ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov iohandler ->stream = (void*) fm; 114ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov iohandler ->UsedSpace = 0; 115ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov iohandler ->ReportedSize = 0; 116ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov iohandler ->PhysicalFile[0] = 0; 117ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 118ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov iohandler ->Read = NULLRead; 119ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov iohandler ->Seek = NULLSeek; 120ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov iohandler ->Close = NULLClose; 121ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov iohandler ->Tell = NULLTell; 122ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov iohandler ->Write = NULLWrite; 123ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 124ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return iohandler; 125ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 126ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovError: 127ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (iohandler) _cmsFree(ContextID, iohandler); 128ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return NULL; 129ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 130ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 131ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 132ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 133ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// Memory-based stream -------------------------------------------------------------- 134ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 135ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// Those functions implements an iohandler which takes a block of memory as storage medium. 136ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 137ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovtypedef struct { 138ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsUInt8Number* Block; // Points to allocated memory 139ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsUInt32Number Size; // Size of allocated memory 140ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsUInt32Number Pointer; // Points to current location 141ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov int FreeBlockOnClose; // As title 142ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 143ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} FILEMEM; 144ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 145ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovstatic 146ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovcmsUInt32Number MemoryRead(struct _cms_io_handler* iohandler, void *Buffer, cmsUInt32Number size, cmsUInt32Number count) 147ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 148ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FILEMEM* ResData = (FILEMEM*) iohandler ->stream; 149ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsUInt8Number* Ptr; 150ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsUInt32Number len = size * count; 151ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 152ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (ResData -> Pointer + len > ResData -> Size){ 153ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 154ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov len = (ResData -> Size - ResData -> Pointer); 155ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsSignalError(iohandler ->ContextID, cmsERROR_READ, "Read from memory error. Got %d bytes, block should be of %d bytes", len, count * size); 156ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return 0; 157ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 158ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 159ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Ptr = ResData -> Block; 160ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Ptr += ResData -> Pointer; 161ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov memmove(Buffer, Ptr, len); 162ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ResData -> Pointer += len; 163ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 164ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return count; 165ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 166ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 167ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// SEEK_CUR is assumed 168ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovstatic 169ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovcmsBool MemorySeek(struct _cms_io_handler* iohandler, cmsUInt32Number offset) 170ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 171ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FILEMEM* ResData = (FILEMEM*) iohandler ->stream; 172ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 173ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (offset > ResData ->Size) { 174ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsSignalError(iohandler ->ContextID, cmsERROR_SEEK, "Too few data; probably corrupted profile"); 175ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return FALSE; 176ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 177ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 178ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ResData ->Pointer = offset; 179ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return TRUE; 180ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 181ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 182ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// Tell for memory 183ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovstatic 184ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovcmsUInt32Number MemoryTell(struct _cms_io_handler* iohandler) 185ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 186ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FILEMEM* ResData = (FILEMEM*) iohandler ->stream; 187ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 188ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (ResData == NULL) return 0; 189ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return ResData -> Pointer; 190ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 191ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 192ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 193ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// Writes data to memory, also keeps used space for further reference. 194ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovstatic 195ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovcmsBool MemoryWrite(struct _cms_io_handler* iohandler, cmsUInt32Number size, const void *Ptr) 196ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 197ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FILEMEM* ResData = (FILEMEM*) iohandler ->stream; 198ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 199ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (ResData == NULL) return FALSE; // Housekeeping 200ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 201ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Check for available space. Clip. 202ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (ResData->Pointer + size > ResData->Size) { 203ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov size = ResData ->Size - ResData->Pointer; 204ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 205ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 206ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (size == 0) return TRUE; // Write zero bytes is ok, but does nothing 207ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 208ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov memmove(ResData ->Block + ResData ->Pointer, Ptr, size); 209ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ResData ->Pointer += size; 210ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 211ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (ResData ->Pointer > iohandler->UsedSpace) 212ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov iohandler->UsedSpace = ResData ->Pointer; 213ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 214ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return TRUE; 215ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 216ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 217ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 218ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovstatic 219ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovcmsBool MemoryClose(struct _cms_io_handler* iohandler) 220ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 221ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FILEMEM* ResData = (FILEMEM*) iohandler ->stream; 222ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 223ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (ResData ->FreeBlockOnClose) { 224ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 225ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (ResData ->Block) _cmsFree(iohandler ->ContextID, ResData ->Block); 226ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 227ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 228ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsFree(iohandler ->ContextID, ResData); 229ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsFree(iohandler ->ContextID, iohandler); 230ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 231ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return TRUE; 232ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 233ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 234ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// Create a iohandler for memory block. AccessMode=='r' assumes the iohandler is going to read, and makes 235ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// a copy of the memory block for letting user to free the memory after invoking open profile. In write 236ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// mode ("w"), Buffere points to the begin of memory block to be written. 237ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovcmsIOHANDLER* CMSEXPORT cmsOpenIOhandlerFromMem(cmsContext ContextID, void *Buffer, cmsUInt32Number size, const char* AccessMode) 238ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 239ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsIOHANDLER* iohandler = NULL; 240ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FILEMEM* fm = NULL; 241ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 242ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsAssert(AccessMode != NULL); 243ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 244ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov iohandler = (cmsIOHANDLER*) _cmsMallocZero(ContextID, sizeof(cmsIOHANDLER)); 245ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (iohandler == NULL) return NULL; 246ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 247ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov switch (*AccessMode) { 248ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 249ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov case 'r': 250ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov fm = (FILEMEM*) _cmsMallocZero(ContextID, sizeof(FILEMEM)); 251ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (fm == NULL) goto Error; 252ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 253ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (Buffer == NULL) { 254ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsSignalError(ContextID, cmsERROR_READ, "Couldn't read profile from NULL pointer"); 255ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov goto Error; 256ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 257ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 258ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov fm ->Block = (cmsUInt8Number*) _cmsMalloc(ContextID, size); 259ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (fm ->Block == NULL) { 260ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 261ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsFree(ContextID, fm); 262ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsFree(ContextID, iohandler); 263ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsSignalError(ContextID, cmsERROR_READ, "Couldn't allocate %ld bytes for profile", size); 264ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return NULL; 265ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 266ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 267ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 268ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov memmove(fm->Block, Buffer, size); 269ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov fm ->FreeBlockOnClose = TRUE; 270ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov fm ->Size = size; 271ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov fm ->Pointer = 0; 272ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov iohandler -> ReportedSize = size; 273ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov break; 274ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 275ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov case 'w': 276ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov fm = (FILEMEM*) _cmsMallocZero(ContextID, sizeof(FILEMEM)); 277ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (fm == NULL) goto Error; 278ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 279ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov fm ->Block = (cmsUInt8Number*) Buffer; 280ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov fm ->FreeBlockOnClose = FALSE; 281ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov fm ->Size = size; 282ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov fm ->Pointer = 0; 283ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov iohandler -> ReportedSize = 0; 284ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov break; 285ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 286ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov default: 287ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsSignalError(ContextID, cmsERROR_UNKNOWN_EXTENSION, "Unknown access mode '%c'", *AccessMode); 288ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return NULL; 289ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 290ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 291ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov iohandler ->ContextID = ContextID; 292ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov iohandler ->stream = (void*) fm; 293ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov iohandler ->UsedSpace = 0; 294ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov iohandler ->PhysicalFile[0] = 0; 295ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 296ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov iohandler ->Read = MemoryRead; 297ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov iohandler ->Seek = MemorySeek; 298ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov iohandler ->Close = MemoryClose; 299ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov iohandler ->Tell = MemoryTell; 300ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov iohandler ->Write = MemoryWrite; 301ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 302ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return iohandler; 303ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 304ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovError: 305ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (fm) _cmsFree(ContextID, fm); 306ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (iohandler) _cmsFree(ContextID, iohandler); 307ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return NULL; 308ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 309ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 310ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// File-based stream ------------------------------------------------------- 311ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 312ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// Read count elements of size bytes each. Return number of elements read 313ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovstatic 314ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovcmsUInt32Number FileRead(cmsIOHANDLER* iohandler, void *Buffer, cmsUInt32Number size, cmsUInt32Number count) 315ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 316ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsUInt32Number nReaded = (cmsUInt32Number) fread(Buffer, size, count, (FILE*) iohandler->stream); 317ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 318ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (nReaded != count) { 319ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsSignalError(iohandler ->ContextID, cmsERROR_FILE, "Read error. Got %d bytes, block should be of %d bytes", nReaded * size, count * size); 320ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return 0; 321ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 322ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 323ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return nReaded; 324ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 325ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 326ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// Postion file pointer in the file 327ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovstatic 328ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovcmsBool FileSeek(cmsIOHANDLER* iohandler, cmsUInt32Number offset) 329ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 330ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (fseek((FILE*) iohandler ->stream, (long) offset, SEEK_SET) != 0) { 331ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 332ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsSignalError(iohandler ->ContextID, cmsERROR_FILE, "Seek error; probably corrupted file"); 333ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return FALSE; 334ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 335ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 336ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return TRUE; 337ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 338ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 339ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// Returns file pointer position 340ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovstatic 341ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovcmsUInt32Number FileTell(cmsIOHANDLER* iohandler) 342ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 343ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return (cmsUInt32Number) ftell((FILE*)iohandler ->stream); 344ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 345ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 346ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// Writes data to stream, also keeps used space for further reference. Returns TRUE on success, FALSE on error 347ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovstatic 348ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovcmsBool FileWrite(cmsIOHANDLER* iohandler, cmsUInt32Number size, const void* Buffer) 349ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 350ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (size == 0) return TRUE; // We allow to write 0 bytes, but nothing is written 351ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 352ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov iohandler->UsedSpace += size; 353ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return (fwrite(Buffer, size, 1, (FILE*) iohandler->stream) == 1); 354ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 355ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 356ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// Closes the file 357ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovstatic 358ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovcmsBool FileClose(cmsIOHANDLER* iohandler) 359ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 360ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (fclose((FILE*) iohandler ->stream) != 0) return FALSE; 361ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsFree(iohandler ->ContextID, iohandler); 362ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return TRUE; 363ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 364ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 365ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// Create a iohandler for disk based files. 366ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovcmsIOHANDLER* CMSEXPORT cmsOpenIOhandlerFromFile(cmsContext ContextID, const char* FileName, const char* AccessMode) 367ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 368ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsIOHANDLER* iohandler = NULL; 369ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FILE* fm = NULL; 370ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 371ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsAssert(FileName != NULL); 372ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsAssert(AccessMode != NULL); 373ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 374ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov iohandler = (cmsIOHANDLER*) _cmsMallocZero(ContextID, sizeof(cmsIOHANDLER)); 375ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (iohandler == NULL) return NULL; 376ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 377ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov switch (*AccessMode) { 378ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 379ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov case 'r': 380ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov fm = fopen(FileName, "rb"); 381ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (fm == NULL) { 382ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsFree(ContextID, iohandler); 383ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsSignalError(ContextID, cmsERROR_FILE, "File '%s' not found", FileName); 384ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return NULL; 385ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 386ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov iohandler -> ReportedSize = (cmsUInt32Number) cmsfilelength(fm); 387ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov break; 388ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 389ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov case 'w': 390ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov fm = fopen(FileName, "wb"); 391ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (fm == NULL) { 392ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsFree(ContextID, iohandler); 393ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsSignalError(ContextID, cmsERROR_FILE, "Couldn't create '%s'", FileName); 394ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return NULL; 395ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 396ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov iohandler -> ReportedSize = 0; 397ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov break; 398ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 399ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov default: 400ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsFree(ContextID, iohandler); 401ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsSignalError(ContextID, cmsERROR_FILE, "Unknown access mode '%c'", *AccessMode); 402ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return NULL; 403ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 404ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 405ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov iohandler ->ContextID = ContextID; 406ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov iohandler ->stream = (void*) fm; 407ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov iohandler ->UsedSpace = 0; 408ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 409ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Keep track of the original file 410ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov strncpy(iohandler -> PhysicalFile, FileName, sizeof(iohandler -> PhysicalFile)-1); 411ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov iohandler -> PhysicalFile[sizeof(iohandler -> PhysicalFile)-1] = 0; 412ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 413ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov iohandler ->Read = FileRead; 414ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov iohandler ->Seek = FileSeek; 415ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov iohandler ->Close = FileClose; 416ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov iohandler ->Tell = FileTell; 417ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov iohandler ->Write = FileWrite; 418ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 419ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return iohandler; 420ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 421ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 422ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// Create a iohandler for stream based files 423ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovcmsIOHANDLER* CMSEXPORT cmsOpenIOhandlerFromStream(cmsContext ContextID, FILE* Stream) 424ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 425ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsIOHANDLER* iohandler = NULL; 426ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 427ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov iohandler = (cmsIOHANDLER*) _cmsMallocZero(ContextID, sizeof(cmsIOHANDLER)); 428ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (iohandler == NULL) return NULL; 429ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 430ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov iohandler -> ContextID = ContextID; 431ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov iohandler -> stream = (void*) Stream; 432ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov iohandler -> UsedSpace = 0; 433ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov iohandler -> ReportedSize = (cmsUInt32Number) cmsfilelength(Stream); 434ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov iohandler -> PhysicalFile[0] = 0; 435ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 436ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov iohandler ->Read = FileRead; 437ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov iohandler ->Seek = FileSeek; 438ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov iohandler ->Close = FileClose; 439ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov iohandler ->Tell = FileTell; 440ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov iohandler ->Write = FileWrite; 441ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 442ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return iohandler; 443ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 444ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 445ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 446ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 447ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// Close an open IO handler 448ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovcmsBool CMSEXPORT cmsCloseIOhandler(cmsIOHANDLER* io) 449ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 450ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return io -> Close(io); 451ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 452ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 453ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// ------------------------------------------------------------------------------------------------------- 454ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 455ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#ifdef _WIN32_WCE 456ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovtime_t wceex_time(time_t *timer); 457ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovstruct tm * wceex_gmtime(const time_t *timer); 458ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 459ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#define time wceex_time 460ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#define gmtime wceex_gmtime 461ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#endif 462ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 463ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// Creates an empty structure holding all required parameters 464ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovcmsHPROFILE CMSEXPORT cmsCreateProfilePlaceholder(cmsContext ContextID) 465ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 466ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov time_t now = time(NULL); 467ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsICCPROFILE* Icc = (_cmsICCPROFILE*) _cmsMallocZero(ContextID, sizeof(_cmsICCPROFILE)); 468ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (Icc == NULL) return NULL; 469ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 470ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Icc ->ContextID = ContextID; 471ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 472ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Set it to empty 473ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Icc -> TagCount = 0; 474ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 475ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Set default version 476ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Icc ->Version = 0x02100000; 477ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 478ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Set creation date/time 479ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov memmove(&Icc ->Created, gmtime(&now), sizeof(Icc ->Created)); 480ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 481ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Create a mutex if the user provided proper plugin. NULL otherwise 482ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Icc ->UsrMutex = _cmsCreateMutex(ContextID); 483ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 484ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Return the handle 485ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return (cmsHPROFILE) Icc; 486ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 487ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 488ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovcmsContext CMSEXPORT cmsGetProfileContextID(cmsHPROFILE hProfile) 489ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 490ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsICCPROFILE* Icc = (_cmsICCPROFILE*) hProfile; 491ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 492ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (Icc == NULL) return NULL; 493ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return Icc -> ContextID; 494ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 495ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 496ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 497ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// Return the number of tags 498ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovcmsInt32Number CMSEXPORT cmsGetTagCount(cmsHPROFILE hProfile) 499ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 500ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsICCPROFILE* Icc = (_cmsICCPROFILE*) hProfile; 501ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (Icc == NULL) return -1; 502ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 503ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return Icc->TagCount; 504ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 505ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 506ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// Return the tag signature of a given tag number 507ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovcmsTagSignature CMSEXPORT cmsGetTagSignature(cmsHPROFILE hProfile, cmsUInt32Number n) 508ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 509ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsICCPROFILE* Icc = (_cmsICCPROFILE*) hProfile; 510ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 511ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (n > Icc->TagCount) return (cmsTagSignature) 0; // Mark as not available 512ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (n >= MAX_TABLE_TAG) return (cmsTagSignature) 0; // As double check 513ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 514ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return Icc ->TagNames[n]; 515ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 516ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 517ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 518ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovstatic 519ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovint SearchOneTag(_cmsICCPROFILE* Profile, cmsTagSignature sig) 520ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 521ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsUInt32Number i; 522ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 523ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov for (i=0; i < Profile -> TagCount; i++) { 524ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 525ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (sig == Profile -> TagNames[i]) 526ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return i; 527ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 528ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 529ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return -1; 530ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 531ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 532ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// Search for a specific tag in tag dictionary. Returns position or -1 if tag not found. 533ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// If followlinks is turned on, then the position of the linked tag is returned 534ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovint _cmsSearchTag(_cmsICCPROFILE* Icc, cmsTagSignature sig, cmsBool lFollowLinks) 535ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 536ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov int n; 537ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsTagSignature LinkedSig; 538ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 539ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov do { 540ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 541ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Search for given tag in ICC profile directory 542ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov n = SearchOneTag(Icc, sig); 543ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (n < 0) 544ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return -1; // Not found 545ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 546ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!lFollowLinks) 547ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return n; // Found, don't follow links 548ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 549ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Is this a linked tag? 550ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov LinkedSig = Icc ->TagLinked[n]; 551ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 552ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Yes, follow link 553ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (LinkedSig != (cmsTagSignature) 0) { 554ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // fix bug mantis id#0055942 555ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // assume that TRCTag and ColorantTag can't be linked. 556ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Xiaochuan Liu 2014-04-23 557ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ((sig == cmsSigRedTRCTag || sig == cmsSigGreenTRCTag || sig == cmsSigBlueTRCTag) && 558ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov (LinkedSig == cmsSigRedColorantTag || LinkedSig == cmsSigGreenColorantTag || LinkedSig == cmsSigBlueColorantTag)) 559ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 560ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return n; 561ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 562ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov sig = LinkedSig; 563ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 564ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 565ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } while (LinkedSig != (cmsTagSignature) 0); 566ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 567ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return n; 568ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 569ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 570ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// Deletes a tag entry 571ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 572ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovstatic 573ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovvoid _cmsDeleteTagByPos(_cmsICCPROFILE* Icc, int i) 574ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 575ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsAssert(Icc != NULL); 576ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsAssert(i >= 0); 577ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 578ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 579ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (Icc -> TagPtrs[i] != NULL) { 580ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 581ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Free previous version 582ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (Icc ->TagSaveAsRaw[i]) { 583ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsFree(Icc ->ContextID, Icc ->TagPtrs[i]); 584ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 585ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov else { 586ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsTagTypeHandler* TypeHandler = Icc ->TagTypeHandlers[i]; 587ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 588ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (TypeHandler != NULL) { 589ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 590ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsTagTypeHandler LocalTypeHandler = *TypeHandler; 591ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov LocalTypeHandler.ContextID = Icc ->ContextID; // As an additional parameter 592ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov LocalTypeHandler.ICCVersion = Icc ->Version; 593ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov LocalTypeHandler.FreePtr(&LocalTypeHandler, Icc -> TagPtrs[i]); 594ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Icc ->TagPtrs[i] = NULL; 595ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 596ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 597ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 598ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 599ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 600ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 601ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 602ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// Creates a new tag entry 603ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovstatic 604ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovcmsBool _cmsNewTag(_cmsICCPROFILE* Icc, cmsTagSignature sig, int* NewPos) 605ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 606ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov int i; 607ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 608ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Search for the tag 609ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov i = _cmsSearchTag(Icc, sig, FALSE); 610ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (i >= 0) { 611ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 612ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Already exists? delete it 613ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsDeleteTagByPos(Icc, i); 614ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov *NewPos = i; 615ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 616ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov else { 617ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 618ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // No, make a new one 619ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 620ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (Icc -> TagCount >= MAX_TABLE_TAG) { 621ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsSignalError(Icc ->ContextID, cmsERROR_RANGE, "Too many tags (%d)", MAX_TABLE_TAG); 622ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return FALSE; 623ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 624ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 625ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov *NewPos = Icc ->TagCount; 626ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Icc -> TagCount++; 627ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 628ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 629ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return TRUE; 630ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 631ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 632ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 633ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// Check existance 634ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovcmsBool CMSEXPORT cmsIsTag(cmsHPROFILE hProfile, cmsTagSignature sig) 635ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 636ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsICCPROFILE* Icc = (_cmsICCPROFILE*) (void*) hProfile; 637ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return _cmsSearchTag(Icc, sig, FALSE) >= 0; 638ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 639ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 640ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 641ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// Read profile header and validate it 642ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovcmsBool _cmsReadHeader(_cmsICCPROFILE* Icc) 643ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 644ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsTagEntry Tag; 645ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsICCHeader Header; 646ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsUInt32Number i, j; 647ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsUInt32Number HeaderSize; 648ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsIOHANDLER* io = Icc ->IOhandler; 649ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsUInt32Number TagCount; 650ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 651ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 652ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Read the header 653ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (io -> Read(io, &Header, sizeof(cmsICCHeader), 1) != 1) { 654ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return FALSE; 655ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 656ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 657ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Validate file as an ICC profile 658ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (_cmsAdjustEndianess32(Header.magic) != cmsMagicNumber) { 659ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsSignalError(Icc ->ContextID, cmsERROR_BAD_SIGNATURE, "not an ICC profile, invalid signature"); 660ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return FALSE; 661ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 662ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 663ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Adjust endianess of the used parameters 664ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Icc -> DeviceClass = (cmsProfileClassSignature) _cmsAdjustEndianess32(Header.deviceClass); 665ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Icc -> ColorSpace = (cmsColorSpaceSignature) _cmsAdjustEndianess32(Header.colorSpace); 666ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Icc -> PCS = (cmsColorSpaceSignature) _cmsAdjustEndianess32(Header.pcs); 667ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 668ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Icc -> RenderingIntent = _cmsAdjustEndianess32(Header.renderingIntent); 669ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Icc -> flags = _cmsAdjustEndianess32(Header.flags); 670ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Icc -> manufacturer = _cmsAdjustEndianess32(Header.manufacturer); 671ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Icc -> model = _cmsAdjustEndianess32(Header.model); 672ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Icc -> creator = _cmsAdjustEndianess32(Header.creator); 673ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 674ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsAdjustEndianess64(&Icc -> attributes, &Header.attributes); 675ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Icc -> Version = _cmsAdjustEndianess32(Header.version); 676ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 677ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Get size as reported in header 678ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov HeaderSize = _cmsAdjustEndianess32(Header.size); 679ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 680ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Make sure HeaderSize is lower than profile size 681ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (HeaderSize >= Icc ->IOhandler ->ReportedSize) 682ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov HeaderSize = Icc ->IOhandler ->ReportedSize; 683ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 684ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 685ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Get creation date/time 686ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsDecodeDateTimeNumber(&Header.date, &Icc ->Created); 687ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 688ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // The profile ID are 32 raw bytes 689ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov memmove(Icc ->ProfileID.ID32, Header.profileID.ID32, 16); 690ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 691ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 692ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Read tag directory 693ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!_cmsReadUInt32Number(io, &TagCount)) return FALSE; 694ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (TagCount > MAX_TABLE_TAG) { 695ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 696ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsSignalError(Icc ->ContextID, cmsERROR_RANGE, "Too many tags (%d)", TagCount); 697ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return FALSE; 698ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 699ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 700ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 701ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Read tag directory 702ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Icc -> TagCount = 0; 703ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov for (i=0; i < TagCount; i++) { 704ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 705ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!_cmsReadUInt32Number(io, (cmsUInt32Number *) &Tag.sig)) return FALSE; 706ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!_cmsReadUInt32Number(io, &Tag.offset)) return FALSE; 707ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!_cmsReadUInt32Number(io, &Tag.size)) return FALSE; 708ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 709ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Perform some sanity check. Offset + size should fall inside file. 710ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (Tag.offset + Tag.size > HeaderSize || 711ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Tag.offset + Tag.size < Tag.offset) 712ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov continue; 713ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 714ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Icc -> TagNames[Icc ->TagCount] = Tag.sig; 715ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Icc -> TagOffsets[Icc ->TagCount] = Tag.offset; 716ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Icc -> TagSizes[Icc ->TagCount] = Tag.size; 717ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 718ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Search for links 719ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov for (j=0; j < Icc ->TagCount; j++) { 720ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 721ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ((Icc ->TagOffsets[j] == Tag.offset) && 722ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov (Icc ->TagSizes[j] == Tag.size)) { 723ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 724ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Icc ->TagLinked[Icc ->TagCount] = Icc ->TagNames[j]; 725ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 726ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 727ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 728ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 729ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Icc ->TagCount++; 730ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 731ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 732ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return TRUE; 733ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 734ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 735ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// Saves profile header 736ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovcmsBool _cmsWriteHeader(_cmsICCPROFILE* Icc, cmsUInt32Number UsedSpace) 737ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 738ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsICCHeader Header; 739ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsUInt32Number i; 740ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsTagEntry Tag; 741ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsInt32Number Count = 0; 742ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 743ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Header.size = _cmsAdjustEndianess32(UsedSpace); 744ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Header.cmmId = _cmsAdjustEndianess32(lcmsSignature); 745ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Header.version = _cmsAdjustEndianess32(Icc ->Version); 746ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 747ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Header.deviceClass = (cmsProfileClassSignature) _cmsAdjustEndianess32(Icc -> DeviceClass); 748ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Header.colorSpace = (cmsColorSpaceSignature) _cmsAdjustEndianess32(Icc -> ColorSpace); 749ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Header.pcs = (cmsColorSpaceSignature) _cmsAdjustEndianess32(Icc -> PCS); 750ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 751ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // NOTE: in v4 Timestamp must be in UTC rather than in local time 752ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsEncodeDateTimeNumber(&Header.date, &Icc ->Created); 753ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 754ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Header.magic = _cmsAdjustEndianess32(cmsMagicNumber); 755ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 756ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#ifdef CMS_IS_WINDOWS_ 757ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Header.platform = (cmsPlatformSignature) _cmsAdjustEndianess32(cmsSigMicrosoft); 758ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#else 759ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Header.platform = (cmsPlatformSignature) _cmsAdjustEndianess32(cmsSigMacintosh); 760ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#endif 761ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 762ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Header.flags = _cmsAdjustEndianess32(Icc -> flags); 763ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Header.manufacturer = _cmsAdjustEndianess32(Icc -> manufacturer); 764ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Header.model = _cmsAdjustEndianess32(Icc -> model); 765ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 766ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsAdjustEndianess64(&Header.attributes, &Icc -> attributes); 767ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 768ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Rendering intent in the header (for embedded profiles) 769ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Header.renderingIntent = _cmsAdjustEndianess32(Icc -> RenderingIntent); 770ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 771ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Illuminant is always D50 772ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Header.illuminant.X = _cmsAdjustEndianess32(_cmsDoubleTo15Fixed16(cmsD50_XYZ()->X)); 773ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Header.illuminant.Y = _cmsAdjustEndianess32(_cmsDoubleTo15Fixed16(cmsD50_XYZ()->Y)); 774ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Header.illuminant.Z = _cmsAdjustEndianess32(_cmsDoubleTo15Fixed16(cmsD50_XYZ()->Z)); 775ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 776ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Created by LittleCMS (that's me!) 777ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Header.creator = _cmsAdjustEndianess32(lcmsSignature); 778ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 779ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov memset(&Header.reserved, 0, sizeof(Header.reserved)); 780ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 781ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Set profile ID. Endianess is always big endian 782ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov memmove(&Header.profileID, &Icc ->ProfileID, 16); 783ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 784ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Dump the header 785ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!Icc -> IOhandler->Write(Icc->IOhandler, sizeof(cmsICCHeader), &Header)) return FALSE; 786ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 787ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Saves Tag directory 788ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 789ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Get true count 790ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov for (i=0; i < Icc -> TagCount; i++) { 791ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (Icc ->TagNames[i] != 0) 792ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Count++; 793ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 794ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 795ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Store number of tags 796ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!_cmsWriteUInt32Number(Icc ->IOhandler, Count)) return FALSE; 797ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 798ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov for (i=0; i < Icc -> TagCount; i++) { 799ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 800ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (Icc ->TagNames[i] == 0) continue; // It is just a placeholder 801ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 802ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Tag.sig = (cmsTagSignature) _cmsAdjustEndianess32((cmsInt32Number) Icc -> TagNames[i]); 803ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Tag.offset = _cmsAdjustEndianess32((cmsInt32Number) Icc -> TagOffsets[i]); 804ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Tag.size = _cmsAdjustEndianess32((cmsInt32Number) Icc -> TagSizes[i]); 805ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 806ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!Icc ->IOhandler -> Write(Icc-> IOhandler, sizeof(cmsTagEntry), &Tag)) return FALSE; 807ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 808ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 809ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return TRUE; 810ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 811ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 812ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// ----------------------------------------------------------------------- Set/Get several struct members 813ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 814ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 815ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovcmsUInt32Number CMSEXPORT cmsGetHeaderRenderingIntent(cmsHPROFILE hProfile) 816ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 817ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsICCPROFILE* Icc = (_cmsICCPROFILE*) hProfile; 818ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return Icc -> RenderingIntent; 819ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 820ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 821ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovvoid CMSEXPORT cmsSetHeaderRenderingIntent(cmsHPROFILE hProfile, cmsUInt32Number RenderingIntent) 822ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 823ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsICCPROFILE* Icc = (_cmsICCPROFILE*) hProfile; 824ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Icc -> RenderingIntent = RenderingIntent; 825ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 826ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 827ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovcmsUInt32Number CMSEXPORT cmsGetHeaderFlags(cmsHPROFILE hProfile) 828ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 829ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsICCPROFILE* Icc = (_cmsICCPROFILE*) hProfile; 830ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return (cmsUInt32Number) Icc -> flags; 831ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 832ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 833ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovvoid CMSEXPORT cmsSetHeaderFlags(cmsHPROFILE hProfile, cmsUInt32Number Flags) 834ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 835ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsICCPROFILE* Icc = (_cmsICCPROFILE*) hProfile; 836ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Icc -> flags = (cmsUInt32Number) Flags; 837ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 838ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 839ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovcmsUInt32Number CMSEXPORT cmsGetHeaderManufacturer(cmsHPROFILE hProfile) 840ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 841ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsICCPROFILE* Icc = (_cmsICCPROFILE*) hProfile; 842ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return Icc ->manufacturer; 843ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 844ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 845ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovvoid CMSEXPORT cmsSetHeaderManufacturer(cmsHPROFILE hProfile, cmsUInt32Number manufacturer) 846ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 847ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsICCPROFILE* Icc = (_cmsICCPROFILE*) hProfile; 848ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Icc -> manufacturer = manufacturer; 849ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 850ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 851ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovcmsUInt32Number CMSEXPORT cmsGetHeaderCreator(cmsHPROFILE hProfile) 852ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 853ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsICCPROFILE* Icc = (_cmsICCPROFILE*) hProfile; 854ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return Icc ->creator; 855ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 856ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 857ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovcmsUInt32Number CMSEXPORT cmsGetHeaderModel(cmsHPROFILE hProfile) 858ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 859ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsICCPROFILE* Icc = (_cmsICCPROFILE*) hProfile; 860ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return Icc ->model; 861ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 862ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 863ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovvoid CMSEXPORT cmsSetHeaderModel(cmsHPROFILE hProfile, cmsUInt32Number model) 864ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 865ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsICCPROFILE* Icc = (_cmsICCPROFILE*) hProfile; 866ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Icc -> model = model; 867ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 868ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 869ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovvoid CMSEXPORT cmsGetHeaderAttributes(cmsHPROFILE hProfile, cmsUInt64Number* Flags) 870ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 871ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsICCPROFILE* Icc = (_cmsICCPROFILE*) hProfile; 872ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov memmove(Flags, &Icc -> attributes, sizeof(cmsUInt64Number)); 873ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 874ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 875ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovvoid CMSEXPORT cmsSetHeaderAttributes(cmsHPROFILE hProfile, cmsUInt64Number Flags) 876ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 877ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsICCPROFILE* Icc = (_cmsICCPROFILE*) hProfile; 878ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov memmove(&Icc -> attributes, &Flags, sizeof(cmsUInt64Number)); 879ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 880ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 881ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovvoid CMSEXPORT cmsGetHeaderProfileID(cmsHPROFILE hProfile, cmsUInt8Number* ProfileID) 882ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 883ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsICCPROFILE* Icc = (_cmsICCPROFILE*) hProfile; 884ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov memmove(ProfileID, Icc ->ProfileID.ID8, 16); 885ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 886ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 887ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovvoid CMSEXPORT cmsSetHeaderProfileID(cmsHPROFILE hProfile, cmsUInt8Number* ProfileID) 888ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 889ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsICCPROFILE* Icc = (_cmsICCPROFILE*) hProfile; 890ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov memmove(&Icc -> ProfileID, ProfileID, 16); 891ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 892ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 893ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovcmsBool CMSEXPORT cmsGetHeaderCreationDateTime(cmsHPROFILE hProfile, struct tm *Dest) 894ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 895ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsICCPROFILE* Icc = (_cmsICCPROFILE*) hProfile; 896ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov memmove(Dest, &Icc ->Created, sizeof(struct tm)); 897ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return TRUE; 898ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 899ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 900ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovcmsColorSpaceSignature CMSEXPORT cmsGetPCS(cmsHPROFILE hProfile) 901ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 902ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsICCPROFILE* Icc = (_cmsICCPROFILE*) hProfile; 903ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return Icc -> PCS; 904ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 905ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 906ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovvoid CMSEXPORT cmsSetPCS(cmsHPROFILE hProfile, cmsColorSpaceSignature pcs) 907ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 908ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsICCPROFILE* Icc = (_cmsICCPROFILE*) hProfile; 909ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Icc -> PCS = pcs; 910ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 911ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 912ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovcmsColorSpaceSignature CMSEXPORT cmsGetColorSpace(cmsHPROFILE hProfile) 913ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 914ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsICCPROFILE* Icc = (_cmsICCPROFILE*) hProfile; 915ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return Icc -> ColorSpace; 916ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 917ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 918ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovvoid CMSEXPORT cmsSetColorSpace(cmsHPROFILE hProfile, cmsColorSpaceSignature sig) 919ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 920ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsICCPROFILE* Icc = (_cmsICCPROFILE*) hProfile; 921ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Icc -> ColorSpace = sig; 922ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 923ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 924ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovcmsProfileClassSignature CMSEXPORT cmsGetDeviceClass(cmsHPROFILE hProfile) 925ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 926ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsICCPROFILE* Icc = (_cmsICCPROFILE*) hProfile; 927ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return Icc -> DeviceClass; 928ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 929ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 930ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovvoid CMSEXPORT cmsSetDeviceClass(cmsHPROFILE hProfile, cmsProfileClassSignature sig) 931ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 932ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsICCPROFILE* Icc = (_cmsICCPROFILE*) hProfile; 933ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Icc -> DeviceClass = sig; 934ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 935ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 936ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovcmsUInt32Number CMSEXPORT cmsGetEncodedICCversion(cmsHPROFILE hProfile) 937ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 938ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsICCPROFILE* Icc = (_cmsICCPROFILE*) hProfile; 939ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return Icc -> Version; 940ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 941ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 942ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovvoid CMSEXPORT cmsSetEncodedICCversion(cmsHPROFILE hProfile, cmsUInt32Number Version) 943ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 944ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsICCPROFILE* Icc = (_cmsICCPROFILE*) hProfile; 945ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Icc -> Version = Version; 946ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 947ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 948ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// Get an hexadecimal number with same digits as v 949ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovstatic 950ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovcmsUInt32Number BaseToBase(cmsUInt32Number in, int BaseIn, int BaseOut) 951ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 952ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov char Buff[100]; 953ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov int i, len; 954ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsUInt32Number out; 955ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 956ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov for (len=0; in > 0 && len < 100; len++) { 957ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 958ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Buff[len] = (char) (in % BaseIn); 959ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov in /= BaseIn; 960ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 961ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 962ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov for (i=len-1, out=0; i >= 0; --i) { 963ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov out = out * BaseOut + Buff[i]; 964ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 965ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 966ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return out; 967ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 968ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 969ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovvoid CMSEXPORT cmsSetProfileVersion(cmsHPROFILE hProfile, cmsFloat64Number Version) 970ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 971ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsICCPROFILE* Icc = (_cmsICCPROFILE*) hProfile; 972ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 973ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // 4.2 -> 0x4200000 974ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 975ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Icc -> Version = BaseToBase((cmsUInt32Number) floor(Version * 100.0 + 0.5), 10, 16) << 16; 976ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 977ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 978ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovcmsFloat64Number CMSEXPORT cmsGetProfileVersion(cmsHPROFILE hProfile) 979ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 980ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsICCPROFILE* Icc = (_cmsICCPROFILE*) hProfile; 981ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsUInt32Number n = Icc -> Version >> 16; 982ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 983ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return BaseToBase(n, 16, 10) / 100.0; 984ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 985ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// -------------------------------------------------------------------------------------------------------------- 986ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 987ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 988ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// Create profile from IOhandler 989ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovcmsHPROFILE CMSEXPORT cmsOpenProfileFromIOhandlerTHR(cmsContext ContextID, cmsIOHANDLER* io) 990ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 991ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsICCPROFILE* NewIcc; 992ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsHPROFILE hEmpty = cmsCreateProfilePlaceholder(ContextID); 993ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 994ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (hEmpty == NULL) return NULL; 995ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 996ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov NewIcc = (_cmsICCPROFILE*) hEmpty; 997ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 998ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov NewIcc ->IOhandler = io; 999ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!_cmsReadHeader(NewIcc)) goto Error; 1000ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return hEmpty; 1001ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1002ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovError: 1003ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsCloseProfile(hEmpty); 1004ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return NULL; 1005ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 1006ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1007ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// Create profile from IOhandler 1008ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovcmsHPROFILE CMSEXPORT cmsOpenProfileFromIOhandler2THR(cmsContext ContextID, cmsIOHANDLER* io, cmsBool write) 1009ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 1010ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsICCPROFILE* NewIcc; 1011ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsHPROFILE hEmpty = cmsCreateProfilePlaceholder(ContextID); 1012ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1013ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (hEmpty == NULL) return NULL; 1014ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1015ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov NewIcc = (_cmsICCPROFILE*) hEmpty; 1016ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1017ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov NewIcc ->IOhandler = io; 1018ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (write) { 1019ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1020ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov NewIcc -> IsWrite = TRUE; 1021ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return hEmpty; 1022ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1023ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1024ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!_cmsReadHeader(NewIcc)) goto Error; 1025ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return hEmpty; 1026ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1027ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovError: 1028ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsCloseProfile(hEmpty); 1029ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return NULL; 1030ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 1031ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1032ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1033ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// Create profile from disk file 1034ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovcmsHPROFILE CMSEXPORT cmsOpenProfileFromFileTHR(cmsContext ContextID, const char *lpFileName, const char *sAccess) 1035ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 1036ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsICCPROFILE* NewIcc; 1037ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsHPROFILE hEmpty = cmsCreateProfilePlaceholder(ContextID); 1038ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1039ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (hEmpty == NULL) return NULL; 1040ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1041ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov NewIcc = (_cmsICCPROFILE*) hEmpty; 1042ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1043ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov NewIcc ->IOhandler = cmsOpenIOhandlerFromFile(ContextID, lpFileName, sAccess); 1044ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (NewIcc ->IOhandler == NULL) goto Error; 1045ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1046ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (*sAccess == 'W' || *sAccess == 'w') { 1047ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1048ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov NewIcc -> IsWrite = TRUE; 1049ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1050ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return hEmpty; 1051ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1052ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1053ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!_cmsReadHeader(NewIcc)) goto Error; 1054ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return hEmpty; 1055ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1056ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovError: 1057ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsCloseProfile(hEmpty); 1058ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return NULL; 1059ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 1060ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1061ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1062ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovcmsHPROFILE CMSEXPORT cmsOpenProfileFromFile(const char *ICCProfile, const char *sAccess) 1063ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 1064ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return cmsOpenProfileFromFileTHR(NULL, ICCProfile, sAccess); 1065ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 1066ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1067ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1068ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovcmsHPROFILE CMSEXPORT cmsOpenProfileFromStreamTHR(cmsContext ContextID, FILE* ICCProfile, const char *sAccess) 1069ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 1070ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsICCPROFILE* NewIcc; 1071ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsHPROFILE hEmpty = cmsCreateProfilePlaceholder(ContextID); 1072ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1073ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (hEmpty == NULL) return NULL; 1074ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1075ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov NewIcc = (_cmsICCPROFILE*) hEmpty; 1076ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1077ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov NewIcc ->IOhandler = cmsOpenIOhandlerFromStream(ContextID, ICCProfile); 1078ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (NewIcc ->IOhandler == NULL) goto Error; 1079ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1080ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (*sAccess == 'w') { 1081ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1082ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov NewIcc -> IsWrite = TRUE; 1083ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return hEmpty; 1084ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1085ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1086ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!_cmsReadHeader(NewIcc)) goto Error; 1087ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return hEmpty; 1088ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1089ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovError: 1090ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsCloseProfile(hEmpty); 1091ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return NULL; 1092ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1093ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 1094ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1095ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovcmsHPROFILE CMSEXPORT cmsOpenProfileFromStream(FILE* ICCProfile, const char *sAccess) 1096ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 1097ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return cmsOpenProfileFromStreamTHR(NULL, ICCProfile, sAccess); 1098ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 1099ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1100ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1101ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// Open from memory block 1102ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovcmsHPROFILE CMSEXPORT cmsOpenProfileFromMemTHR(cmsContext ContextID, const void* MemPtr, cmsUInt32Number dwSize) 1103ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 1104ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsICCPROFILE* NewIcc; 1105ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsHPROFILE hEmpty; 1106ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1107ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov hEmpty = cmsCreateProfilePlaceholder(ContextID); 1108ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (hEmpty == NULL) return NULL; 1109ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1110ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov NewIcc = (_cmsICCPROFILE*) hEmpty; 1111ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1112ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Ok, in this case const void* is casted to void* just because open IO handler 1113ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // shares read and writting modes. Don't abuse this feature! 1114ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov NewIcc ->IOhandler = cmsOpenIOhandlerFromMem(ContextID, (void*) MemPtr, dwSize, "r"); 1115ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (NewIcc ->IOhandler == NULL) goto Error; 1116ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1117ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!_cmsReadHeader(NewIcc)) goto Error; 1118ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1119ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return hEmpty; 1120ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1121ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovError: 1122ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsCloseProfile(hEmpty); 1123ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return NULL; 1124ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 1125ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1126ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovcmsHPROFILE CMSEXPORT cmsOpenProfileFromMem(const void* MemPtr, cmsUInt32Number dwSize) 1127ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 1128ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return cmsOpenProfileFromMemTHR(NULL, MemPtr, dwSize); 1129ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 1130ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1131ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1132ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1133ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// Dump tag contents. If the profile is being modified, untouched tags are copied from FileOrig 1134ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovstatic 1135ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovcmsBool SaveTags(_cmsICCPROFILE* Icc, _cmsICCPROFILE* FileOrig) 1136ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 1137ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsUInt8Number* Data; 1138ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsUInt32Number i; 1139ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsUInt32Number Begin; 1140ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsIOHANDLER* io = Icc ->IOhandler; 1141ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsTagDescriptor* TagDescriptor; 1142ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsTagTypeSignature TypeBase; 1143ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsTagTypeSignature Type; 1144ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsTagTypeHandler* TypeHandler; 1145ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsFloat64Number Version = cmsGetProfileVersion((cmsHPROFILE) Icc); 1146ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsTagTypeHandler LocalTypeHandler; 1147ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1148ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov for (i=0; i < Icc -> TagCount; i++) { 1149ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1150ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (Icc ->TagNames[i] == 0) continue; 1151ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1152ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Linked tags are not written 1153ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (Icc ->TagLinked[i] != (cmsTagSignature) 0) continue; 1154ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1155ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Icc -> TagOffsets[i] = Begin = io ->UsedSpace; 1156ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1157ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Data = (cmsUInt8Number*) Icc -> TagPtrs[i]; 1158ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1159ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!Data) { 1160ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1161ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Reach here if we are copying a tag from a disk-based ICC profile which has not been modified by user. 1162ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // In this case a blind copy of the block data is performed 1163ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (FileOrig != NULL && Icc -> TagOffsets[i]) { 1164ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1165ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsUInt32Number TagSize = FileOrig -> TagSizes[i]; 1166ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsUInt32Number TagOffset = FileOrig -> TagOffsets[i]; 1167ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov void* Mem; 1168ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1169ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!FileOrig ->IOhandler->Seek(FileOrig ->IOhandler, TagOffset)) return FALSE; 1170ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1171ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Mem = _cmsMalloc(Icc ->ContextID, TagSize); 1172ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (Mem == NULL) return FALSE; 1173ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1174ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (FileOrig ->IOhandler->Read(FileOrig->IOhandler, Mem, TagSize, 1) != 1) return FALSE; 1175ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!io ->Write(io, TagSize, Mem)) return FALSE; 1176ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsFree(Icc ->ContextID, Mem); 1177ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1178ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Icc -> TagSizes[i] = (io ->UsedSpace - Begin); 1179ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1180ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1181ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Align to 32 bit boundary. 1182ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (! _cmsWriteAlignment(io)) 1183ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return FALSE; 1184ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1185ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1186ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov continue; 1187ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1188ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1189ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1190ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Should this tag be saved as RAW? If so, tagsizes should be specified in advance (no further cooking is done) 1191ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (Icc ->TagSaveAsRaw[i]) { 1192ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1193ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (io -> Write(io, Icc ->TagSizes[i], Data) != 1) return FALSE; 1194ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1195ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov else { 1196ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1197ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Search for support on this tag 1198ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov TagDescriptor = _cmsGetTagDescriptor(Icc-> ContextID, Icc -> TagNames[i]); 1199ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (TagDescriptor == NULL) continue; // Unsupported, ignore it 1200ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1201ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (TagDescriptor ->DecideType != NULL) { 1202ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1203ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Type = TagDescriptor ->DecideType(Version, Data); 1204ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1205ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov else { 1206ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1207ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Type = TagDescriptor ->SupportedTypes[0]; 1208ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1209ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1210ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov TypeHandler = _cmsGetTagTypeHandler(Icc->ContextID, Type); 1211ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1212ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (TypeHandler == NULL) { 1213ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsSignalError(Icc ->ContextID, cmsERROR_INTERNAL, "(Internal) no handler for tag %x", Icc -> TagNames[i]); 1214ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov continue; 1215ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1216ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1217ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov TypeBase = TypeHandler ->Signature; 1218ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!_cmsWriteTypeBase(io, TypeBase)) 1219ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return FALSE; 1220ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1221ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov LocalTypeHandler = *TypeHandler; 1222ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov LocalTypeHandler.ContextID = Icc ->ContextID; 1223ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov LocalTypeHandler.ICCVersion = Icc ->Version; 1224ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!LocalTypeHandler.WritePtr(&LocalTypeHandler, io, Data, TagDescriptor ->ElemCount)) { 1225ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1226ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov char String[5]; 1227ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1228ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsTagSignature2String(String, (cmsTagSignature) TypeBase); 1229ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsSignalError(Icc ->ContextID, cmsERROR_WRITE, "Couldn't write type '%s'", String); 1230ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return FALSE; 1231ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1232ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1233ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1234ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1235ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Icc -> TagSizes[i] = (io ->UsedSpace - Begin); 1236ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1237ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Align to 32 bit boundary. 1238ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (! _cmsWriteAlignment(io)) 1239ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return FALSE; 1240ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1241ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1242ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1243ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return TRUE; 1244ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 1245ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1246ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1247ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// Fill the offset and size fields for all linked tags 1248ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovstatic 1249ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovcmsBool SetLinks( _cmsICCPROFILE* Icc) 1250ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 1251ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsUInt32Number i; 1252ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1253ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov for (i=0; i < Icc -> TagCount; i++) { 1254ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1255ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsTagSignature lnk = Icc ->TagLinked[i]; 1256ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (lnk != (cmsTagSignature) 0) { 1257ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1258ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov int j = _cmsSearchTag(Icc, lnk, FALSE); 1259ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (j >= 0) { 1260ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1261ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Icc ->TagOffsets[i] = Icc ->TagOffsets[j]; 1262ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Icc ->TagSizes[i] = Icc ->TagSizes[j]; 1263ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1264ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1265ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1266ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1267ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1268ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return TRUE; 1269ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 1270ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1271ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// Low-level save to IOHANDLER. It returns the number of bytes used to 1272ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// store the profile, or zero on error. io may be NULL and in this case 1273ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// no data is written--only sizes are calculated 1274ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovcmsUInt32Number CMSEXPORT cmsSaveProfileToIOhandler(cmsHPROFILE hProfile, cmsIOHANDLER* io) 1275ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 1276ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsICCPROFILE* Icc = (_cmsICCPROFILE*) hProfile; 1277ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsICCPROFILE Keep; 1278ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsIOHANDLER* PrevIO = NULL; 1279ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsUInt32Number UsedSpace; 1280ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsContext ContextID; 1281ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1282ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsAssert(hProfile != NULL); 1283ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1284ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov memmove(&Keep, Icc, sizeof(_cmsICCPROFILE)); 1285ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1286ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ContextID = cmsGetProfileContextID(hProfile); 1287ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov PrevIO = Icc ->IOhandler = cmsOpenIOhandlerFromNULL(ContextID); 1288ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (PrevIO == NULL) return 0; 1289ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1290ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Pass #1 does compute offsets 1291ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1292ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!_cmsWriteHeader(Icc, 0)) goto Error; 1293ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!SaveTags(Icc, &Keep)) goto Error; 1294ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1295ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov UsedSpace = PrevIO ->UsedSpace; 1296ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1297ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Pass #2 does save to iohandler 1298ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1299ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (io != NULL) { 1300ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1301ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Icc ->IOhandler = io; 1302ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!SetLinks(Icc)) goto Error; 1303ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!_cmsWriteHeader(Icc, UsedSpace)) goto Error; 1304ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!SaveTags(Icc, &Keep)) goto Error; 1305ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1306ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1307ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov memmove(Icc, &Keep, sizeof(_cmsICCPROFILE)); 1308ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!cmsCloseIOhandler(PrevIO)) return 0; 1309ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1310ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return UsedSpace; 1311ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1312ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1313ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovError: 1314ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsCloseIOhandler(PrevIO); 1315ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov memmove(Icc, &Keep, sizeof(_cmsICCPROFILE)); 1316ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return 0; 1317ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 1318ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1319ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#ifdef _WIN32_WCE 1320ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovint wceex_unlink(const char *filename); 1321ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#ifndef remove 1322ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov# define remove wceex_unlink 1323ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#endif 1324ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#endif 1325ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1326ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// Low-level save to disk. 1327ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovcmsBool CMSEXPORT cmsSaveProfileToFile(cmsHPROFILE hProfile, const char* FileName) 1328ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 1329ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsContext ContextID = cmsGetProfileContextID(hProfile); 1330ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsIOHANDLER* io = cmsOpenIOhandlerFromFile(ContextID, FileName, "w"); 1331ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsBool rc; 1332ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1333ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (io == NULL) return FALSE; 1334ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1335ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov rc = (cmsSaveProfileToIOhandler(hProfile, io) != 0); 1336ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov rc &= cmsCloseIOhandler(io); 1337ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1338ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (rc == FALSE) { // remove() is C99 per 7.19.4.1 1339ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov remove(FileName); // We have to IGNORE return value in this case 1340ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1341ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return rc; 1342ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 1343ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1344ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// Same as anterior, but for streams 1345ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovcmsBool CMSEXPORT cmsSaveProfileToStream(cmsHPROFILE hProfile, FILE* Stream) 1346ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 1347ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsBool rc; 1348ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsContext ContextID = cmsGetProfileContextID(hProfile); 1349ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsIOHANDLER* io = cmsOpenIOhandlerFromStream(ContextID, Stream); 1350ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1351ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (io == NULL) return FALSE; 1352ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1353ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov rc = (cmsSaveProfileToIOhandler(hProfile, io) != 0); 1354ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov rc &= cmsCloseIOhandler(io); 1355ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1356ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return rc; 1357ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 1358ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1359ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1360ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// Same as anterior, but for memory blocks. In this case, a NULL as MemPtr means calculate needed space only 1361ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovcmsBool CMSEXPORT cmsSaveProfileToMem(cmsHPROFILE hProfile, void *MemPtr, cmsUInt32Number* BytesNeeded) 1362ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 1363ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsBool rc; 1364ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsIOHANDLER* io; 1365ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsContext ContextID = cmsGetProfileContextID(hProfile); 1366ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1367ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsAssert(BytesNeeded != NULL); 1368ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1369ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Should we just calculate the needed space? 1370ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (MemPtr == NULL) { 1371ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1372ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov *BytesNeeded = cmsSaveProfileToIOhandler(hProfile, NULL); 1373ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return (*BytesNeeded == 0) ? FALSE : TRUE; 1374ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1375ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1376ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // That is a real write operation 1377ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov io = cmsOpenIOhandlerFromMem(ContextID, MemPtr, *BytesNeeded, "w"); 1378ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (io == NULL) return FALSE; 1379ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1380ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov rc = (cmsSaveProfileToIOhandler(hProfile, io) != 0); 1381ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov rc &= cmsCloseIOhandler(io); 1382ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1383ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return rc; 1384ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 1385ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1386ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1387ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1388ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// Closes a profile freeing any involved resources 1389ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovcmsBool CMSEXPORT cmsCloseProfile(cmsHPROFILE hProfile) 1390ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 1391ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsICCPROFILE* Icc = (_cmsICCPROFILE*) hProfile; 1392ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsBool rc = TRUE; 1393ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsUInt32Number i; 1394ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1395ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!Icc) return FALSE; 1396ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1397ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Was open in write mode? 1398ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (Icc ->IsWrite) { 1399ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1400ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Icc ->IsWrite = FALSE; // Assure no further writting 1401ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov rc &= cmsSaveProfileToFile(hProfile, Icc ->IOhandler->PhysicalFile); 1402ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1403ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1404ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov for (i=0; i < Icc -> TagCount; i++) { 1405ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1406ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (Icc -> TagPtrs[i]) { 1407ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1408ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsTagTypeHandler* TypeHandler = Icc ->TagTypeHandlers[i]; 1409ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1410ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (TypeHandler != NULL) { 1411ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsTagTypeHandler LocalTypeHandler = *TypeHandler; 1412ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1413ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov LocalTypeHandler.ContextID = Icc ->ContextID; // As an additional parameters 1414ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov LocalTypeHandler.ICCVersion = Icc ->Version; 1415ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov LocalTypeHandler.FreePtr(&LocalTypeHandler, Icc -> TagPtrs[i]); 1416ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1417ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov else 1418ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsFree(Icc ->ContextID, Icc ->TagPtrs[i]); 1419ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1420ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1421ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1422ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (Icc ->IOhandler != NULL) { 1423ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov rc &= cmsCloseIOhandler(Icc->IOhandler); 1424ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1425ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1426ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsDestroyMutex(Icc->ContextID, Icc->UsrMutex); 1427ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1428ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsFree(Icc ->ContextID, Icc); // Free placeholder memory 1429ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1430ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return rc; 1431ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 1432ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1433ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1434ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// ------------------------------------------------------------------------------------------------------------------- 1435ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1436ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1437ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// Returns TRUE if a given tag is supported by a plug-in 1438ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovstatic 1439ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovcmsBool IsTypeSupported(cmsTagDescriptor* TagDescriptor, cmsTagTypeSignature Type) 1440ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 1441ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsUInt32Number i, nMaxTypes; 1442ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1443ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov nMaxTypes = TagDescriptor->nSupportedTypes; 1444ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (nMaxTypes >= MAX_TYPES_IN_LCMS_PLUGIN) 1445ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov nMaxTypes = MAX_TYPES_IN_LCMS_PLUGIN; 1446ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1447ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov for (i=0; i < nMaxTypes; i++) { 1448ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (Type == TagDescriptor ->SupportedTypes[i]) return TRUE; 1449ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1450ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1451ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return FALSE; 1452ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 1453ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1454ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1455ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// That's the main read function 1456ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovvoid* CMSEXPORT cmsReadTag(cmsHPROFILE hProfile, cmsTagSignature sig) 1457ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 1458ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsICCPROFILE* Icc = (_cmsICCPROFILE*) hProfile; 1459ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsIOHANDLER* io = Icc ->IOhandler; 1460ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsTagTypeHandler* TypeHandler; 1461ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsTagTypeHandler LocalTypeHandler; 1462ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsTagDescriptor* TagDescriptor; 1463ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsTagTypeSignature BaseType; 1464ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsUInt32Number Offset, TagSize; 1465ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsUInt32Number ElemCount; 1466ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov int n; 1467ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1468ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!_cmsLockMutex(Icc->ContextID, Icc ->UsrMutex)) return NULL; 1469ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1470ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov n = _cmsSearchTag(Icc, sig, TRUE); 1471ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (n < 0) goto Error; // Not found, return NULL 1472ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1473ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1474ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // If the element is already in memory, return the pointer 1475ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (Icc -> TagPtrs[n]) { 1476ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1477ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (Icc ->TagSaveAsRaw[n]) goto Error; // We don't support read raw tags as cooked 1478ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1479ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsUnlockMutex(Icc->ContextID, Icc ->UsrMutex); 1480ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return Icc -> TagPtrs[n]; 1481ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1482ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1483ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // We need to read it. Get the offset and size to the file 1484ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Offset = Icc -> TagOffsets[n]; 1485ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov TagSize = Icc -> TagSizes[n]; 1486ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1487ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Seek to its location 1488ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!io -> Seek(io, Offset)) 1489ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov goto Error; 1490ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1491ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Search for support on this tag 1492ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov TagDescriptor = _cmsGetTagDescriptor(Icc-> ContextID, sig); 1493ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (TagDescriptor == NULL) { 1494ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1495ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov char String[5]; 1496ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1497ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsTagSignature2String(String, sig); 1498ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1499ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // An unknown element was found. 1500ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsSignalError(Icc ->ContextID, cmsERROR_UNKNOWN_EXTENSION, "Unknown tag type '%s' found.", String); 1501ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov goto Error; // Unsupported. 1502ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1503ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1504ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // if supported, get type and check if in list 1505ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov BaseType = _cmsReadTypeBase(io); 1506ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (BaseType == 0) goto Error; 1507ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1508ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!IsTypeSupported(TagDescriptor, BaseType)) goto Error; 1509ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1510ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov TagSize -= 8; // Alredy read by the type base logic 1511ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1512ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Get type handler 1513ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov TypeHandler = _cmsGetTagTypeHandler(Icc ->ContextID, BaseType); 1514ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (TypeHandler == NULL) goto Error; 1515ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov LocalTypeHandler = *TypeHandler; 1516ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1517ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1518ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Read the tag 1519ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Icc -> TagTypeHandlers[n] = TypeHandler; 1520ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1521ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov LocalTypeHandler.ContextID = Icc ->ContextID; 1522ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov LocalTypeHandler.ICCVersion = Icc ->Version; 1523ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Icc -> TagPtrs[n] = LocalTypeHandler.ReadPtr(&LocalTypeHandler, io, &ElemCount, TagSize); 1524ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1525ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // The tag type is supported, but something wrong happend and we cannot read the tag. 1526ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // let know the user about this (although it is just a warning) 1527ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (Icc -> TagPtrs[n] == NULL) { 1528ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1529ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov char String[5]; 1530ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1531ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsTagSignature2String(String, sig); 1532ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsSignalError(Icc ->ContextID, cmsERROR_CORRUPTION_DETECTED, "Corrupted tag '%s'", String); 1533ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov goto Error; 1534ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1535ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1536ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // This is a weird error that may be a symptom of something more serious, the number of 1537ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // stored item is actually less than the number of required elements. 1538ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (ElemCount < TagDescriptor ->ElemCount) { 1539ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1540ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov char String[5]; 1541ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1542ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsTagSignature2String(String, sig); 1543ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsSignalError(Icc ->ContextID, cmsERROR_CORRUPTION_DETECTED, "'%s' Inconsistent number of items: expected %d, got %d", 1544ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov String, TagDescriptor ->ElemCount, ElemCount); 1545ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1546ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1547ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1548ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Return the data 1549ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsUnlockMutex(Icc->ContextID, Icc ->UsrMutex); 1550ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return Icc -> TagPtrs[n]; 1551ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1552ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1553ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Return error and unlock tha data 1554ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovError: 1555ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsUnlockMutex(Icc->ContextID, Icc ->UsrMutex); 1556ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return NULL; 1557ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 1558ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1559ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1560ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// Get true type of data 1561ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovcmsTagTypeSignature _cmsGetTagTrueType(cmsHPROFILE hProfile, cmsTagSignature sig) 1562ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 1563ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsICCPROFILE* Icc = (_cmsICCPROFILE*) hProfile; 1564ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsTagTypeHandler* TypeHandler; 1565ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov int n; 1566ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1567ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Search for given tag in ICC profile directory 1568ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov n = _cmsSearchTag(Icc, sig, TRUE); 1569ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (n < 0) return (cmsTagTypeSignature) 0; // Not found, return NULL 1570ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1571ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Get the handler. The true type is there 1572ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov TypeHandler = Icc -> TagTypeHandlers[n]; 1573ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return TypeHandler ->Signature; 1574ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 1575ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1576ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1577ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// Write a single tag. This just keeps track of the tak into a list of "to be written". If the tag is already 1578ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// in that list, the previous version is deleted. 1579ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovcmsBool CMSEXPORT cmsWriteTag(cmsHPROFILE hProfile, cmsTagSignature sig, const void* data) 1580ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 1581ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsICCPROFILE* Icc = (_cmsICCPROFILE*) hProfile; 1582ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsTagTypeHandler* TypeHandler = NULL; 1583ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsTagTypeHandler LocalTypeHandler; 1584ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsTagDescriptor* TagDescriptor = NULL; 1585ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsTagTypeSignature Type; 1586ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov int i; 1587ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsFloat64Number Version; 1588ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov char TypeString[5], SigString[5]; 1589ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1590ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!_cmsLockMutex(Icc->ContextID, Icc ->UsrMutex)) return FALSE; 1591ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1592ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // To delete tags. 1593ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (data == NULL) { 1594ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1595ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Delete the tag 1596ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov i = _cmsSearchTag(Icc, sig, FALSE); 1597ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (i >= 0) { 1598ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1599ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Use zero as a mark of deleted 1600ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsDeleteTagByPos(Icc, i); 1601ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Icc ->TagNames[i] = (cmsTagSignature) 0; 1602ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsUnlockMutex(Icc->ContextID, Icc ->UsrMutex); 1603ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return TRUE; 1604ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1605ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Didn't find the tag 1606ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov goto Error; 1607ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1608ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1609ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!_cmsNewTag(Icc, sig, &i)) goto Error; 1610ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1611ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // This is not raw 1612ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Icc ->TagSaveAsRaw[i] = FALSE; 1613ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1614ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // This is not a link 1615ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Icc ->TagLinked[i] = (cmsTagSignature) 0; 1616ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1617ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Get information about the TAG. 1618ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov TagDescriptor = _cmsGetTagDescriptor(Icc-> ContextID, sig); 1619ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (TagDescriptor == NULL){ 1620ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsSignalError(Icc ->ContextID, cmsERROR_UNKNOWN_EXTENSION, "Unsupported tag '%x'", sig); 1621ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov goto Error; 1622ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1623ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1624ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1625ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Now we need to know which type to use. It depends on the version. 1626ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Version = cmsGetProfileVersion(hProfile); 1627ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1628ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (TagDescriptor ->DecideType != NULL) { 1629ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1630ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Let the tag descriptor to decide the type base on depending on 1631ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // the data. This is useful for example on parametric curves, where 1632ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // curves specified by a table cannot be saved as parametric and needs 1633ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // to be casted to single v2-curves, even on v4 profiles. 1634ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1635ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Type = TagDescriptor ->DecideType(Version, data); 1636ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1637ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov else { 1638ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1639ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Type = TagDescriptor ->SupportedTypes[0]; 1640ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1641ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1642ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Does the tag support this type? 1643ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!IsTypeSupported(TagDescriptor, Type)) { 1644ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1645ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsTagSignature2String(TypeString, (cmsTagSignature) Type); 1646ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsTagSignature2String(SigString, sig); 1647ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1648ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsSignalError(Icc ->ContextID, cmsERROR_UNKNOWN_EXTENSION, "Unsupported type '%s' for tag '%s'", TypeString, SigString); 1649ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov goto Error; 1650ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1651ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1652ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Does we have a handler for this type? 1653ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov TypeHandler = _cmsGetTagTypeHandler(Icc->ContextID, Type); 1654ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (TypeHandler == NULL) { 1655ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1656ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsTagSignature2String(TypeString, (cmsTagSignature) Type); 1657ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsTagSignature2String(SigString, sig); 1658ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1659ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsSignalError(Icc ->ContextID, cmsERROR_UNKNOWN_EXTENSION, "Unsupported type '%s' for tag '%s'", TypeString, SigString); 1660ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov goto Error; // Should never happen 1661ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1662ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1663ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1664ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Fill fields on icc structure 1665ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Icc ->TagTypeHandlers[i] = TypeHandler; 1666ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Icc ->TagNames[i] = sig; 1667ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Icc ->TagSizes[i] = 0; 1668ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Icc ->TagOffsets[i] = 0; 1669ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1670ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov LocalTypeHandler = *TypeHandler; 1671ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov LocalTypeHandler.ContextID = Icc ->ContextID; 1672ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov LocalTypeHandler.ICCVersion = Icc ->Version; 1673ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Icc ->TagPtrs[i] = LocalTypeHandler.DupPtr(&LocalTypeHandler, data, TagDescriptor ->ElemCount); 1674ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1675ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (Icc ->TagPtrs[i] == NULL) { 1676ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1677ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsTagSignature2String(TypeString, (cmsTagSignature) Type); 1678ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsTagSignature2String(SigString, sig); 1679ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsSignalError(Icc ->ContextID, cmsERROR_CORRUPTION_DETECTED, "Malformed struct in type '%s' for tag '%s'", TypeString, SigString); 1680ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1681ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov goto Error; 1682ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1683ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1684ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsUnlockMutex(Icc->ContextID, Icc ->UsrMutex); 1685ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return TRUE; 1686ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1687ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovError: 1688ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsUnlockMutex(Icc->ContextID, Icc ->UsrMutex); 1689ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return FALSE; 1690ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1691ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 1692ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1693ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// Read and write raw data. The only way those function would work and keep consistence with normal read and write 1694ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// is to do an additional step of serialization. That means, readRaw would issue a normal read and then convert the obtained 1695ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// data to raw bytes by using the "write" serialization logic. And vice-versa. I know this may end in situations where 1696ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// raw data written does not exactly correspond with the raw data proposed to cmsWriteRaw data, but this approach allows 1697ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// to write a tag as raw data and the read it as handled. 1698ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1699ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovcmsInt32Number CMSEXPORT cmsReadRawTag(cmsHPROFILE hProfile, cmsTagSignature sig, void* data, cmsUInt32Number BufferSize) 1700ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 1701ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsICCPROFILE* Icc = (_cmsICCPROFILE*) hProfile; 1702ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov void *Object; 1703ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov int i; 1704ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsIOHANDLER* MemIO; 1705ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsTagTypeHandler* TypeHandler = NULL; 1706ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsTagTypeHandler LocalTypeHandler; 1707ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsTagDescriptor* TagDescriptor = NULL; 1708ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsUInt32Number rc; 1709ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsUInt32Number Offset, TagSize; 1710ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1711ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!_cmsLockMutex(Icc->ContextID, Icc ->UsrMutex)) return 0; 1712ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1713ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Search for given tag in ICC profile directory 1714ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov i = _cmsSearchTag(Icc, sig, TRUE); 1715ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (i < 0) goto Error; // Not found, 1716ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1717ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // It is already read? 1718ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (Icc -> TagPtrs[i] == NULL) { 1719ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1720ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // No yet, get original position 1721ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Offset = Icc ->TagOffsets[i]; 1722ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov TagSize = Icc ->TagSizes[i]; 1723ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1724ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // read the data directly, don't keep copy 1725ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (data != NULL) { 1726ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1727ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (BufferSize < TagSize) 1728ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov TagSize = BufferSize; 1729ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1730ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!Icc ->IOhandler ->Seek(Icc ->IOhandler, Offset)) goto Error; 1731ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!Icc ->IOhandler ->Read(Icc ->IOhandler, data, 1, TagSize)) goto Error; 1732ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1733ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsUnlockMutex(Icc->ContextID, Icc ->UsrMutex); 1734ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return TagSize; 1735ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1736ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1737ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsUnlockMutex(Icc->ContextID, Icc ->UsrMutex); 1738ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return Icc ->TagSizes[i]; 1739ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1740ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1741ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // The data has been already read, or written. But wait!, maybe the user choosed to save as 1742ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // raw data. In this case, return the raw data directly 1743ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (Icc ->TagSaveAsRaw[i]) { 1744ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1745ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (data != NULL) { 1746ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1747ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov TagSize = Icc ->TagSizes[i]; 1748ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (BufferSize < TagSize) 1749ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov TagSize = BufferSize; 1750ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1751ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov memmove(data, Icc ->TagPtrs[i], TagSize); 1752ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1753ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsUnlockMutex(Icc->ContextID, Icc ->UsrMutex); 1754ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return TagSize; 1755ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1756ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1757ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsUnlockMutex(Icc->ContextID, Icc ->UsrMutex); 1758ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return Icc ->TagSizes[i]; 1759ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1760ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1761ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Already readed, or previously set by cmsWriteTag(). We need to serialize that 1762ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // data to raw in order to maintain consistency. 1763ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1764ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsUnlockMutex(Icc->ContextID, Icc ->UsrMutex); 1765ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Object = cmsReadTag(hProfile, sig); 1766ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!_cmsLockMutex(Icc->ContextID, Icc ->UsrMutex)) return 0; 1767ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1768ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (Object == NULL) goto Error; 1769ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1770ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Now we need to serialize to a memory block: just use a memory iohandler 1771ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1772ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (data == NULL) { 1773ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov MemIO = cmsOpenIOhandlerFromNULL(cmsGetProfileContextID(hProfile)); 1774ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } else{ 1775ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov MemIO = cmsOpenIOhandlerFromMem(cmsGetProfileContextID(hProfile), data, BufferSize, "w"); 1776ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1777ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (MemIO == NULL) goto Error; 1778ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1779ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Obtain type handling for the tag 1780ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov TypeHandler = Icc ->TagTypeHandlers[i]; 1781ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov TagDescriptor = _cmsGetTagDescriptor(Icc-> ContextID, sig); 1782ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (TagDescriptor == NULL) { 1783ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsCloseIOhandler(MemIO); 1784ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov goto Error; 1785ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1786ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1787ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (TypeHandler == NULL) goto Error; 1788ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1789ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Serialize 1790ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov LocalTypeHandler = *TypeHandler; 1791ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov LocalTypeHandler.ContextID = Icc ->ContextID; 1792ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov LocalTypeHandler.ICCVersion = Icc ->Version; 1793ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1794ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!_cmsWriteTypeBase(MemIO, TypeHandler ->Signature)) { 1795ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsCloseIOhandler(MemIO); 1796ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov goto Error; 1797ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1798ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1799ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!LocalTypeHandler.WritePtr(&LocalTypeHandler, MemIO, Object, TagDescriptor ->ElemCount)) { 1800ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsCloseIOhandler(MemIO); 1801ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov goto Error; 1802ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1803ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1804ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Get Size and close 1805ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov rc = MemIO ->Tell(MemIO); 1806ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cmsCloseIOhandler(MemIO); // Ignore return code this time 1807ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1808ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsUnlockMutex(Icc->ContextID, Icc ->UsrMutex); 1809ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return rc; 1810ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1811ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovError: 1812ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsUnlockMutex(Icc->ContextID, Icc ->UsrMutex); 1813ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return 0; 1814ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 1815ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1816ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// Similar to the anterior. This function allows to write directly to the ICC profile any data, without 1817ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// checking anything. As a rule, mixing Raw with cooked doesn't work, so writting a tag as raw and then reading 1818ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// it as cooked without serializing does result into an error. If that is wha you want, you will need to dump 1819ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// the profile to memry or disk and then reopen it. 1820ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovcmsBool CMSEXPORT cmsWriteRawTag(cmsHPROFILE hProfile, cmsTagSignature sig, const void* data, cmsUInt32Number Size) 1821ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 1822ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsICCPROFILE* Icc = (_cmsICCPROFILE*) hProfile; 1823ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov int i; 1824ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1825ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!_cmsLockMutex(Icc->ContextID, Icc ->UsrMutex)) return 0; 1826ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1827ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!_cmsNewTag(Icc, sig, &i)) { 1828ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsUnlockMutex(Icc->ContextID, Icc ->UsrMutex); 1829ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return FALSE; 1830ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1831ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1832ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Mark the tag as being written as RAW 1833ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Icc ->TagSaveAsRaw[i] = TRUE; 1834ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Icc ->TagNames[i] = sig; 1835ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Icc ->TagLinked[i] = (cmsTagSignature) 0; 1836ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1837ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Keep a copy of the block 1838ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Icc ->TagPtrs[i] = _cmsDupMem(Icc ->ContextID, data, Size); 1839ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Icc ->TagSizes[i] = Size; 1840ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1841ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsUnlockMutex(Icc->ContextID, Icc ->UsrMutex); 1842ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return TRUE; 1843ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 1844ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1845ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// Using this function you can collapse several tag entries to the same block in the profile 1846ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovcmsBool CMSEXPORT cmsLinkTag(cmsHPROFILE hProfile, cmsTagSignature sig, cmsTagSignature dest) 1847ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 1848ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsICCPROFILE* Icc = (_cmsICCPROFILE*) hProfile; 1849ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov int i; 1850ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1851ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!_cmsLockMutex(Icc->ContextID, Icc ->UsrMutex)) return FALSE; 1852ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1853ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!_cmsNewTag(Icc, sig, &i)) { 1854ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsUnlockMutex(Icc->ContextID, Icc ->UsrMutex); 1855ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return FALSE; 1856ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1857ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1858ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Keep necessary information 1859ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Icc ->TagSaveAsRaw[i] = FALSE; 1860ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Icc ->TagNames[i] = sig; 1861ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Icc ->TagLinked[i] = dest; 1862ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1863ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Icc ->TagPtrs[i] = NULL; 1864ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Icc ->TagSizes[i] = 0; 1865ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Icc ->TagOffsets[i] = 0; 1866ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1867ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsUnlockMutex(Icc->ContextID, Icc ->UsrMutex); 1868ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return TRUE; 1869ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 1870ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1871ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1872ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// Returns the tag linked to sig, in the case two tags are sharing same resource 1873ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovcmsTagSignature CMSEXPORT cmsTagLinkedTo(cmsHPROFILE hProfile, cmsTagSignature sig) 1874ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 1875ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov _cmsICCPROFILE* Icc = (_cmsICCPROFILE*) hProfile; 1876ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov int i; 1877ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1878ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov // Search for given tag in ICC profile directory 1879ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov i = _cmsSearchTag(Icc, sig, FALSE); 1880ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (i < 0) return (cmsTagSignature) 0; // Not found, return 0 1881ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1882ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return Icc -> TagLinked[i]; 1883ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 1884