15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)/* 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * The contents of this file are subject to the Mozilla Public 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * License Version 1.1 (the "License"); you may not use this file 55821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * except in compliance with the License. You may obtain a copy of 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * the License at http://www.mozilla.org/MPL/ 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * 85821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * Software distributed under the License is distributed on an "AS 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or 105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * implied. See the License for the specific language governing 115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * rights and limitations under the License. 125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * The Original Code is the Netscape Portable Runtime (NSPR). 145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * 155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * The Initial Developer of the Original Code is Netscape 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * Communications Corporation. Portions created by Netscape are 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * Copyright (C) 1998-2000 Netscape Communications Corporation. All 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * Rights Reserved. 195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * Contributor(s): 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * Alternatively, the contents of this file may be used under the 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * terms of the GNU General Public License Version 2 or later (the 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * "GPL"), in which case the provisions of the GPL are applicable 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * instead of those above. If you wish to allow use of your 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * version of this file only under the terms of the GPL and not to 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * allow others to use your version of this file under the MPL, 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * indicate your decision by deleting the provisions above and 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * replace them with the notice and other provisions required by 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * the GPL. If you do not delete the provisions above, a recipient 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * may use your version of this file under either the MPL or the 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * GPL. 335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) */ 345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#ifndef prwin16_h___ 365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#define prwin16_h___ 375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)/* 395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)** Condition use of this header on platform. 405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)*/ 415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#if (defined(XP_PC) && !defined(_WIN32) && !defined(XP_OS2) && defined(MOZILLA_CLIENT)) || defined(WIN16) 425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include <stdio.h> 435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)PR_BEGIN_EXTERN_C 455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)/* 465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)** Win16 stdio special case. 475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)** To get stdio to work for Win16, all calls to printf() and related 485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)** things must be called from the environment of the .EXE; calls to 495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)** printf() from the .DLL send output to the bit-bucket. 505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)** 515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)** To make sure that PR_fprintf(), and related functions, work correctly, 525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)** the actual stream I/O to stdout, stderr, stdin must be done in the 535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)** .EXE. To do this, a hack is placed in _MD_Write() such that the 545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)** fd for stdio handles results in a call to the .EXE. 555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)** 565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)** file w16stdio.c contains the functions that get called from NSPR 575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)** to do the actual I/O. w16stdio.o must be statically linked with 585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)** any application needing stdio for Win16. 595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)** 605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)** The address of these functions must be made available to the .DLL 615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)** so he can call back to the .EXE. To do this, function 625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)** PR_MD_RegisterW16StdioCallbacks() is called from the .EXE. 635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)** The arguments are the functions defined in w16stdio.c 645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)** At runtime, MD_Write() calls the registered functions, if any 655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)** were registered. 665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)** 675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)** prinit.h contains a macro PR_STDIO_INIT() that calls the registration 685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)** function for Win16; For other platforms, the macro is a No-Op. 695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)** 705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)** Note that stdio is not operational at all on Win16 GUI applications. 715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)** This special case exists to provide stdio capability from the NSPR 725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)** .DLL for command line applications only. NSPR's test cases are 735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)** almost exclusively command line applications. 745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)** 755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)** See also: w16io.c, w16stdio.c 765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)*/ 775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)typedef PRInt32 (PR_CALLBACK *PRStdinRead)( void *buf, PRInt32 amount); 785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)typedef PRInt32 (PR_CALLBACK *PRStdoutWrite)( void *buf, PRInt32 amount); 795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)typedef PRInt32 (PR_CALLBACK *PRStderrWrite)( void *buf, PRInt32 amount); 805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)NSPR_API(PRStatus) 825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)PR_MD_RegisterW16StdioCallbacks( 835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) PRStdinRead inReadf, /* i: function pointer for stdin read */ 845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) PRStdoutWrite outWritef, /* i: function pointer for stdout write */ 855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) PRStderrWrite errWritef /* i: function pointer for stderr write */ 865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ); 875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)NSPR_API(PRInt32) 895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)_PL_W16StdioWrite( void *buf, PRInt32 amount ); 905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)NSPR_API(PRInt32) 925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)_PL_W16StdioRead( void *buf, PRInt32 amount ); 935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#define PR_STDIO_INIT() PR_MD_RegisterW16StdioCallbacks( \ 955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) _PL_W16StdioRead, _PL_W16StdioWrite, _PL_W16StdioWrite ); \ 965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) PR_INIT_CALLBACKS(); 975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)/* 995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)** Win16 hackery. 1005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)** 1015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)*/ 1025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)struct PRMethodCallbackStr { 1035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int (PR_CALLBACK *auxOutput)(const char *outputString); 1045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) size_t (PR_CALLBACK *strftime)(char *s, size_t len, const char *fmt, const struct tm *p); 1055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void * (PR_CALLBACK *malloc)( size_t size ); 1065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void * (PR_CALLBACK *calloc)(size_t n, size_t size ); 1075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void * (PR_CALLBACK *realloc)( void* old_blk, size_t size ); 1085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void (PR_CALLBACK *free)( void *ptr ); 1095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void * (PR_CALLBACK *getenv)( const char *name); 1105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int (PR_CALLBACK *putenv)( const char *assoc); 1115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)/* void * (PR_CALLBACK *perror)( const char *prefix ); */ 1125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 1135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)NSPR_API(void) PR_MDRegisterCallbacks(struct PRMethodCallbackStr *); 1155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)int PR_CALLBACK _PL_W16CallBackPuts( const char *outputString ); 1175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)size_t PR_CALLBACK _PL_W16CallBackStrftime( 1185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) char *s, 1195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) size_t len, 1205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const char *fmt, 1215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const struct tm *p ); 1225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void * PR_CALLBACK _PL_W16CallBackMalloc( size_t size ); 1235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void * PR_CALLBACK _PL_W16CallBackCalloc( size_t n, size_t size ); 1245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void * PR_CALLBACK _PL_W16CallBackRealloc( 1255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void *old_blk, 1265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) size_t size ); 1275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void PR_CALLBACK _PL_W16CallBackFree( void *ptr ); 1285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void * PR_CALLBACK _PL_W16CallBackGetenv( const char *name ); 1295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)int PR_CALLBACK _PL_W16CallBackPutenv( const char *assoc ); 1305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)/* 1325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)** Hackery! 1335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)** 1345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)** These functions are provided as static link points. 1355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)** This is to satisfy the quick port of Gromit to NSPR 2.0 1365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)** ... Don't do this! ... alas, It may never go away. 1375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)** 1385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)*/ 1395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)NSPR_API(int) PR_MD_printf(const char *, ...); 1405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)NSPR_API(void) PR_MD_exit(int); 1415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)NSPR_API(size_t) PR_MD_strftime(char *, size_t, const char *, const struct tm *); 1425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)NSPR_API(int) PR_MD_sscanf(const char *, const char *, ...); 1435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)NSPR_API(void*) PR_MD_malloc( size_t size ); 1445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)NSPR_API(void*) PR_MD_calloc( size_t n, size_t size ); 1455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)NSPR_API(void*) PR_MD_realloc( void* old_blk, size_t size ); 1465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)NSPR_API(void) PR_MD_free( void *ptr ); 1475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)NSPR_API(char*) PR_MD_getenv( const char *name ); 1485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)NSPR_API(int) PR_MD_putenv( const char *assoc ); 1495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)NSPR_API(int) PR_MD_fprintf(FILE *fPtr, const char *fmt, ...); 1505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#define PR_INIT_CALLBACKS() \ 1525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) { \ 1535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) static struct PRMethodCallbackStr cbf = { \ 1545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) _PL_W16CallBackPuts, \ 1555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) _PL_W16CallBackStrftime, \ 1565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) _PL_W16CallBackMalloc, \ 1575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) _PL_W16CallBackCalloc, \ 1585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) _PL_W16CallBackRealloc, \ 1595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) _PL_W16CallBackFree, \ 1605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) _PL_W16CallBackGetenv, \ 1615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) _PL_W16CallBackPutenv, \ 1625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) }; \ 1635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) PR_MDRegisterCallbacks( &cbf ); \ 1645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 1655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)/* 1685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)** Get the exception context for Win16 MFC applications threads 1695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)*/ 1705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)NSPR_API(void *) PR_W16GetExceptionContext(void); 1715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)/* 1725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)** Set the exception context for Win16 MFC applications threads 1735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)*/ 1745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)NSPR_API(void) PR_W16SetExceptionContext(void *context); 1755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)PR_END_EXTERN_C 1775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#else 1785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)/* 1795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)** For platforms other than Win16, define 1805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)** PR_STDIO_INIT() as a No-Op. 1815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)*/ 1825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#define PR_STDIO_INIT() 1835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#endif /* WIN16 || MOZILLA_CLIENT */ 1845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#endif /* prwin16_h___ */ 1865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 194