150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho/* 250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho****************************************************************************** 350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho* 4b26ce3a7367e4ed2ee7ddddcdc3f3d3377a455c2claireho* Copyright (C) 2009-2011, International Business Machines 550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho* Corporation and others. All Rights Reserved. 650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho* 750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho****************************************************************************** 850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho* 950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho* FILE NAME : icuplug.c 1050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho* 1150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho* Date Name Description 1250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho* 10/29/2009 sl New. 1350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho****************************************************************************** 1450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho*/ 1550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 1650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#include "unicode/icuplug.h" 1750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#include "icuplugimp.h" 1850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#include "cstring.h" 1950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#include "cmemory.h" 2050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#include "putilimp.h" 2150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#include "ucln.h" 2250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#include <stdio.h> 2350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 2450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#ifndef UPLUG_TRACE 2550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#define UPLUG_TRACE 0 2650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#endif 2750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 2850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#if UPLUG_TRACE 2950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#include <stdio.h> 3050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#define DBG(x) fprintf(stderr, "%s:%d: ",__FILE__,__LINE__); fprintf x 3150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#endif 3250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 3350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho/** 3450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho * Internal structure of an ICU plugin. 3550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho */ 3650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 3750294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehostruct UPlugData { 3850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UPlugEntrypoint *entrypoint; /**< plugin entrypoint */ 3950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho uint32_t structSize; /**< initialized to the size of this structure */ 4050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho uint32_t token; /**< must be U_PLUG_TOKEN */ 4150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho void *lib; /**< plugin library, or NULL */ 4250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho char libName[UPLUG_NAME_MAX]; /**< library name */ 4350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho char sym[UPLUG_NAME_MAX]; /**< plugin symbol, or NULL */ 4450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho char config[UPLUG_NAME_MAX]; /**< configuration data */ 4550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho void *context; /**< user context data */ 4650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho char name[UPLUG_NAME_MAX]; /**< name of plugin */ 4750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UPlugLevel level; /**< level of plugin */ 4850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UBool awaitingLoad; /**< TRUE if the plugin is awaiting a load call */ 4950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UBool dontUnload; /**< TRUE if plugin must stay resident (leak plugin and lib) */ 5050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UErrorCode pluginStatus; /**< status code of plugin */ 5150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho}; 5250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 5350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 5450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 5550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#define UPLUG_LIBRARY_INITIAL_COUNT 8 5650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#define UPLUG_PLUGIN_INITIAL_COUNT 12 5750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 5850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho/** 5950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho * Remove an item 6050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho * @param list the full list 6150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho * @param listSize the number of entries in the list 6250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho * @param memberSize the size of one member 6350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho * @param itemToRemove the item number of the member 6450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho * @return the new listsize 6550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho */ 6650294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehostatic int32_t uplug_removeEntryAt(void *list, int32_t listSize, int32_t memberSize, int32_t itemToRemove) { 6750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho uint8_t *bytePtr = (uint8_t *)list; 6850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 6950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho /* get rid of some bad cases first */ 7050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(listSize<1) { 7150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return listSize; 7250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 7350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 7450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho /* is there anything to move? */ 7550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(listSize > itemToRemove+1) { 7650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho memmove(bytePtr+(itemToRemove*memberSize), bytePtr+((itemToRemove+1)*memberSize), memberSize); 7750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 7850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 7950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return listSize-1; 8050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 8150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 8250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 8350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 8450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 8550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#if U_ENABLE_DYLOAD 8650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho/** 8750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho * Library management. Internal. 8850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho * @internal 8950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho */ 9050294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehostruct UPlugLibrary; 9150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 9250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho/** 9350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho * Library management. Internal. 9450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho * @internal 9550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho */ 9650294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehotypedef struct UPlugLibrary { 9750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho void *lib; /**< library ptr */ 9850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho char name[UPLUG_NAME_MAX]; /**< library name */ 9950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho uint32_t ref; /**< reference count */ 10050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} UPlugLibrary; 10150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 10250294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehostatic UPlugLibrary staticLibraryList[UPLUG_LIBRARY_INITIAL_COUNT]; 10350294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehostatic UPlugLibrary * libraryList = staticLibraryList; 10450294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehostatic int32_t libraryCount = 0; 10550294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehostatic int32_t libraryMax = UPLUG_LIBRARY_INITIAL_COUNT; 10650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 10750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho/** 10850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho * Search for a library. Doesn't lock 10950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho * @param libName libname to search for 11050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho * @return the library's struct 11150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho */ 11250294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehostatic int32_t searchForLibraryName(const char *libName) { 11350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho int32_t i; 11450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 11550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho for(i=0;i<libraryCount;i++) { 11650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(!uprv_strcmp(libName, libraryList[i].name)) { 11750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return i; 11850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 11950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 12050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return -1; 12150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 12250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 12350294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehostatic int32_t searchForLibrary(void *lib) { 12450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho int32_t i; 12550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 12650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho for(i=0;i<libraryCount;i++) { 12750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(lib==libraryList[i].lib) { 12850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return i; 12950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 13050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 13150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return -1; 13250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 13350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 13450294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehoU_INTERNAL char * U_EXPORT2 13550294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehouplug_findLibrary(void *lib, UErrorCode *status) { 13650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho int32_t libEnt; 13750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho char *ret = NULL; 13850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(U_FAILURE(*status)) { 13950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return NULL; 14050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 14150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho libEnt = searchForLibrary(lib); 14250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(libEnt!=-1) { 14350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho ret = libraryList[libEnt].name; 14450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } else { 14550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho *status = U_MISSING_RESOURCE_ERROR; 14650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 14750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return ret; 14850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 14950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 15050294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehoU_INTERNAL void * U_EXPORT2 15150294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehouplug_openLibrary(const char *libName, UErrorCode *status) { 15250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho int32_t libEntry = -1; 15350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho void *lib = NULL; 15450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 15550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(U_FAILURE(*status)) return NULL; 15650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 15750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho libEntry = searchForLibraryName(libName); 15850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(libEntry == -1) { 15950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho libEntry = libraryCount++; 16050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(libraryCount >= libraryMax) { 16150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho /* Ran out of library slots. Statically allocated because we can't depend on allocating memory.. */ 16250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho *status = U_MEMORY_ALLOCATION_ERROR; 16350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#if UPLUG_TRACE 16450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho DBG((stderr, "uplug_openLibrary() - out of library slots (max %d)\n", libraryMax)); 16550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#endif 16650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return NULL; 16750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 16850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho /* Some operating systems don't want 16950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho DL operations from multiple threads. */ 17050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho libraryList[libEntry].lib = uprv_dl_open(libName, status); 17150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#if UPLUG_TRACE 17250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho DBG((stderr, "uplug_openLibrary(%s,%s) libEntry %d, lib %p\n", libName, u_errorName(*status), libEntry, lib)); 17350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#endif 17450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 17550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(libraryList[libEntry].lib == NULL || U_FAILURE(*status)) { 17650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho /* cleanup. */ 17750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho libraryList[libEntry].lib = NULL; /* failure with open */ 17850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho libraryList[libEntry].name[0] = 0; 17950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#if UPLUG_TRACE 18050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho DBG((stderr, "uplug_openLibrary(%s,%s) libEntry %d, lib %p\n", libName, u_errorName(*status), libEntry, lib)); 18150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#endif 18250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho /* no need to free - just won't increase the count. */ 18350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho libraryCount--; 18450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } else { /* is it still there? */ 18550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho /* link it in */ 18650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho uprv_strncpy(libraryList[libEntry].name,libName,UPLUG_NAME_MAX); 18750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho libraryList[libEntry].ref=1; 18850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho lib = libraryList[libEntry].lib; 18950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 19050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 19150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } else { 19250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho lib = libraryList[libEntry].lib; 19350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho libraryList[libEntry].ref++; 19450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 19550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return lib; 19650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 19750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 19850294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehoU_INTERNAL void U_EXPORT2 19950294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehouplug_closeLibrary(void *lib, UErrorCode *status) { 20050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho int32_t i; 20150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 20250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#if UPLUG_TRACE 20350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho DBG((stderr, "uplug_closeLibrary(%p,%s) list %p\n", lib, u_errorName(*status), (void*)libraryList)); 20450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#endif 20550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(U_FAILURE(*status)) return; 20650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 20750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho for(i=0;i<libraryCount;i++) { 20850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(lib==libraryList[i].lib) { 20950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(--(libraryList[i].ref) == 0) { 21050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho uprv_dl_close(libraryList[i].lib, status); 21150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho libraryCount = uplug_removeEntryAt(libraryList, libraryCount, sizeof(*libraryList), i); 21250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 21350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return; 21450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 21550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 21650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho *status = U_INTERNAL_PROGRAM_ERROR; /* could not find the entry! */ 21750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 21850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 21950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#endif 22050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 22150294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehostatic UPlugData pluginList[UPLUG_PLUGIN_INITIAL_COUNT]; 22250294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehostatic int32_t pluginCount = 0; 22350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 22450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 22550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 22650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 22750294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehostatic int32_t uplug_pluginNumber(UPlugData* d) { 22850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UPlugData *pastPlug = &pluginList[pluginCount]; 22950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(d<=pluginList) { 23050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return 0; 23150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } else if(d>=pastPlug) { 23250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return pluginCount; 23350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } else { 23450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return (d-pluginList)/sizeof(pluginList[0]); 23550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 23650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 23750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 23850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 23950294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehoU_CAPI UPlugData * U_EXPORT2 24050294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehouplug_nextPlug(UPlugData *prior) { 24150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(prior==NULL) { 24250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return pluginList; 24350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } else { 24450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UPlugData *nextPlug = &prior[1]; 24550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UPlugData *pastPlug = &pluginList[pluginCount]; 24650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 24750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(nextPlug>=pastPlug) { 24850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return NULL; 24950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } else { 25050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return nextPlug; 25150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 25250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 25350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 25450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 25550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 25650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 25750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho/** 25850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho * Call the plugin with some params 25950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho */ 26050294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehostatic void uplug_callPlug(UPlugData *plug, UPlugReason reason, UErrorCode *status) { 26150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UPlugTokenReturn token; 26250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(plug==NULL||U_FAILURE(*status)) { 26350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return; 26450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 26550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho token = (*(plug->entrypoint))(plug, reason, status); 26650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(token!=UPLUG_TOKEN) { 26750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho *status = U_INTERNAL_PROGRAM_ERROR; 26850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 26950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 27050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 27150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 27250294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehostatic void uplug_unloadPlug(UPlugData *plug, UErrorCode *status) { 27350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(plug->awaitingLoad) { /* shouldn't happen. Plugin hasn'tbeen loaded yet.*/ 27450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho *status = U_INTERNAL_PROGRAM_ERROR; 27550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return; 27650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 27750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(U_SUCCESS(plug->pluginStatus)) { 27850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho /* Don't unload a plug which has a failing load status - means it didn't actually load. */ 27950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho uplug_callPlug(plug, UPLUG_REASON_UNLOAD, status); 28050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 28150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 28250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 28350294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehostatic void uplug_queryPlug(UPlugData *plug, UErrorCode *status) { 28450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(!plug->awaitingLoad || !(plug->level == UPLUG_LEVEL_UNKNOWN) ) { /* shouldn't happen. Plugin hasn'tbeen loaded yet.*/ 28550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho *status = U_INTERNAL_PROGRAM_ERROR; 28650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return; 28750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 28850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug->level = UPLUG_LEVEL_INVALID; 28950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho uplug_callPlug(plug, UPLUG_REASON_QUERY, status); 29050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(U_SUCCESS(*status)) { 29150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(plug->level == UPLUG_LEVEL_INVALID) { 29250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug->pluginStatus = U_PLUGIN_DIDNT_SET_LEVEL; 29350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug->awaitingLoad = FALSE; 29450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 29550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } else { 29650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug->pluginStatus = U_INTERNAL_PROGRAM_ERROR; 29750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug->awaitingLoad = FALSE; 29850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 29950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 30050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 30150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 30250294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehostatic void uplug_loadPlug(UPlugData *plug, UErrorCode *status) { 30350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(!plug->awaitingLoad || (plug->level < UPLUG_LEVEL_LOW) ) { /* shouldn't happen. Plugin hasn'tbeen loaded yet.*/ 30450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho *status = U_INTERNAL_PROGRAM_ERROR; 30550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return; 30650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 30750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho uplug_callPlug(plug, UPLUG_REASON_LOAD, status); 30850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug->awaitingLoad = FALSE; 30950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(!U_SUCCESS(*status)) { 31050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug->pluginStatus = U_INTERNAL_PROGRAM_ERROR; 31150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 31250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 31350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 31450294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehostatic UPlugData *uplug_allocateEmptyPlug(UErrorCode *status) 31550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho{ 31650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UPlugData *plug = NULL; 31750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 31850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(U_FAILURE(*status)) { 31950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return NULL; 32050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 32150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 32250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(pluginCount == UPLUG_PLUGIN_INITIAL_COUNT) { 32350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho *status = U_MEMORY_ALLOCATION_ERROR; 32450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return NULL; 32550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 32650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 32750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug = &pluginList[pluginCount++]; 32850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 32950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug->token = UPLUG_TOKEN; 33050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug->structSize = sizeof(UPlugData); 33150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug->name[0]=0; 33250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug->level = UPLUG_LEVEL_UNKNOWN; /* initialize to null state */ 33350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug->awaitingLoad = TRUE; 33450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug->dontUnload = FALSE; 33550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug->pluginStatus = U_ZERO_ERROR; 33650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug->libName[0] = 0; 33750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug->config[0]=0; 33850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug->sym[0]=0; 33950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug->lib=NULL; 34050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug->entrypoint=NULL; 34150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 34250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 34350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return plug; 34450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 34550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 34650294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehostatic UPlugData *uplug_allocatePlug(UPlugEntrypoint *entrypoint, const char *config, void *lib, const char *symName, 34750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UErrorCode *status) { 34850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UPlugData *plug; 34950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 35050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(U_FAILURE(*status)) { 35150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return NULL; 35250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 35350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 35450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug = uplug_allocateEmptyPlug(status); 35550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(config!=NULL) { 35650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho uprv_strncpy(plug->config, config, UPLUG_NAME_MAX); 35750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } else { 35850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug->config[0] = 0; 35950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 36050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 36150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(symName!=NULL) { 36250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho uprv_strncpy(plug->sym, symName, UPLUG_NAME_MAX); 36350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } else { 36450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug->sym[0] = 0; 36550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 36650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 36750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug->entrypoint = entrypoint; 36850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug->lib = lib; 36950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho uplug_queryPlug(plug, status); 37050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 37150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return plug; 37250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 37350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 37450294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehostatic void uplug_deallocatePlug(UPlugData *plug, UErrorCode *status) { 37550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UErrorCode subStatus = U_ZERO_ERROR; 37650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(!plug->dontUnload) { 37750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#if U_ENABLE_DYLOAD 37850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho uplug_closeLibrary(plug->lib, &subStatus); 37950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#endif 38050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 38150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug->lib = NULL; 38250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(U_SUCCESS(*status) && U_FAILURE(subStatus)) { 38350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho *status = subStatus; 38450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 38550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho /* shift plugins up and decrement count. */ 38650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(U_SUCCESS(*status)) { 38750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho /* all ok- remove. */ 38850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho pluginCount = uplug_removeEntryAt(pluginList, pluginCount, sizeof(plug[0]), uplug_pluginNumber(plug)); 38950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } else { 39050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho /* not ok- leave as a message. */ 39150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug->awaitingLoad=FALSE; 39250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug->entrypoint=0; 39350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug->dontUnload=TRUE; 39450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 39550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 39650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 39750294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehostatic void uplug_doUnloadPlug(UPlugData *plugToRemove, UErrorCode *status) { 39850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(plugToRemove != NULL) { 39950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho uplug_unloadPlug(plugToRemove, status); 40050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho uplug_deallocatePlug(plugToRemove, status); 40150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 40250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 40350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 40450294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehoU_CAPI void U_EXPORT2 40550294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehouplug_removePlug(UPlugData *plug, UErrorCode *status) { 40650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UPlugData *cursor = NULL; 40750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UPlugData *plugToRemove = NULL; 40850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(U_FAILURE(*status)) return; 40950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 41050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho for(cursor=pluginList;cursor!=NULL;) { 41150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(cursor==plug) { 41250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plugToRemove = plug; 41350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho cursor=NULL; 41450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } else { 41550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho cursor = uplug_nextPlug(cursor); 41650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 41750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 41850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 41950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho uplug_doUnloadPlug(plugToRemove, status); 42050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 42150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 42250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 42350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 42450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 42550294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehoU_CAPI void U_EXPORT2 42650294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehouplug_setPlugNoUnload(UPlugData *data, UBool dontUnload) 42750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho{ 42850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho data->dontUnload = dontUnload; 42950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 43050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 43150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 43250294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehoU_CAPI void U_EXPORT2 43350294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehouplug_setPlugLevel(UPlugData *data, UPlugLevel level) { 43450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho data->level = level; 43550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 43650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 43750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 43850294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehoU_CAPI UPlugLevel U_EXPORT2 43950294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehouplug_getPlugLevel(UPlugData *data) { 44050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return data->level; 44150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 44250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 44350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 44450294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehoU_CAPI void U_EXPORT2 44550294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehouplug_setPlugName(UPlugData *data, const char *name) { 44650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho uprv_strncpy(data->name, name, UPLUG_NAME_MAX); 44750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 44850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 44950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 45050294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehoU_CAPI const char * U_EXPORT2 45150294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehouplug_getPlugName(UPlugData *data) { 45250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return data->name; 45350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 45450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 45550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 45650294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehoU_CAPI const char * U_EXPORT2 45750294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehouplug_getSymbolName(UPlugData *data) { 45850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return data->sym; 45950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 46050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 46150294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehoU_CAPI const char * U_EXPORT2 46250294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehouplug_getLibraryName(UPlugData *data, UErrorCode *status) { 46350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(data->libName[0]) { 46450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return data->libName; 46550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } else { 46650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#if U_ENABLE_DYLOAD 46750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return uplug_findLibrary(data->lib, status); 46850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#else 46950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return NULL; 47050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#endif 47150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 47250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 47350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 47450294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehoU_CAPI void * U_EXPORT2 47550294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehouplug_getLibrary(UPlugData *data) { 47650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return data->lib; 47750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 47850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 47950294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehoU_CAPI void * U_EXPORT2 48050294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehouplug_getContext(UPlugData *data) { 48150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return data->context; 48250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 48350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 48450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 48550294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehoU_CAPI void U_EXPORT2 48650294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehouplug_setContext(UPlugData *data, void *context) { 48750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho data->context = context; 48850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 48950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 49050294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehoU_CAPI const char* U_EXPORT2 49150294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehouplug_getConfiguration(UPlugData *data) { 49250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return data->config; 49350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 49450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 49550294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehoU_INTERNAL UPlugData* U_EXPORT2 49650294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehouplug_getPlugInternal(int32_t n) { 49750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(n <0 || n >= pluginCount) { 49850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return NULL; 49950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } else { 50050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return &(pluginList[n]); 50150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 50250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 50350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 50450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 50550294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehoU_CAPI UErrorCode U_EXPORT2 50650294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehouplug_getPlugLoadStatus(UPlugData *plug) { 50750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return plug->pluginStatus; 50850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 50950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 51050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 51150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 51250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 51350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho/** 51450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho * Initialize a plugin fron an entrypoint and library - but don't load it. 51550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho */ 51650294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehostatic UPlugData* uplug_initPlugFromEntrypointAndLibrary(UPlugEntrypoint *entrypoint, const char *config, void *lib, const char *sym, 51750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UErrorCode *status) { 51850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UPlugData *plug = NULL; 51950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 52050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug = uplug_allocatePlug(entrypoint, config, lib, sym, status); 52150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 52250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(U_SUCCESS(*status)) { 52350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return plug; 52450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } else { 52550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho uplug_deallocatePlug(plug, status); 52650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return NULL; 52750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 52850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 52950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 53050294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehoU_CAPI UPlugData* U_EXPORT2 53150294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehouplug_loadPlugFromEntrypoint(UPlugEntrypoint *entrypoint, const char *config, UErrorCode *status) { 53250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UPlugData* plug = uplug_initPlugFromEntrypointAndLibrary(entrypoint, config, NULL, NULL, status); 53350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho uplug_loadPlug(plug, status); 53450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return plug; 53550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 53650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 53750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 53850294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehostatic UPlugData* 53950294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehouplug_initErrorPlug(const char *libName, const char *sym, const char *config, const char *nameOrError, UErrorCode loadStatus, UErrorCode *status) 54050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho{ 54150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UPlugData *plug = uplug_allocateEmptyPlug(status); 54250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(U_FAILURE(*status)) return NULL; 54350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 54450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug->pluginStatus = loadStatus; 54550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug->awaitingLoad = FALSE; /* Won't load. */ 54650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug->dontUnload = TRUE; /* cannot unload. */ 54750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 54850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(sym!=NULL) { 54950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho uprv_strncpy(plug->sym, sym, UPLUG_NAME_MAX); 55050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 55150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 55250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(libName!=NULL) { 55350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho uprv_strncpy(plug->libName, libName, UPLUG_NAME_MAX); 55450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 55550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 55650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(nameOrError!=NULL) { 55750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho uprv_strncpy(plug->name, nameOrError, UPLUG_NAME_MAX); 55850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 55950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 56050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(config!=NULL) { 56150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho uprv_strncpy(plug->config, config, UPLUG_NAME_MAX); 56250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 56350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 56450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return plug; 56550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 56650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 56750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho/** 56850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho * Fetch a plugin from DLL, and then initialize it from a library- but don't load it. 56950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho */ 57050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 57150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#if U_ENABLE_DYLOAD 57250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 57350294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehostatic UPlugData* 57450294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehouplug_initPlugFromLibrary(const char *libName, const char *sym, const char *config, UErrorCode *status) { 57550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho void *lib = NULL; 57650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UPlugData *plug = NULL; 57750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(U_FAILURE(*status)) { return NULL; } 57850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho lib = uplug_openLibrary(libName, status); 57950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(lib!=NULL && U_SUCCESS(*status)) { 58050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UPlugEntrypoint *entrypoint = NULL; 581b26ce3a7367e4ed2ee7ddddcdc3f3d3377a455c2claireho entrypoint = (UPlugEntrypoint*)uprv_dlsym_func(lib, sym, status); 582b26ce3a7367e4ed2ee7ddddcdc3f3d3377a455c2claireho 58350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(entrypoint!=NULL&&U_SUCCESS(*status)) { 58450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug = uplug_initPlugFromEntrypointAndLibrary(entrypoint, config, lib, sym, status); 58550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(plug!=NULL&&U_SUCCESS(*status)) { 58650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug->lib = lib; /* plug takes ownership of library */ 58750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho lib = NULL; /* library is now owned by plugin. */ 58850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 58950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } else { 59050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UErrorCode subStatus = U_ZERO_ERROR; 59150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug = uplug_initErrorPlug(libName,sym,config,"ERROR: Could not load entrypoint",(lib==NULL)?U_MISSING_RESOURCE_ERROR:*status,&subStatus); 59250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 59350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(lib!=NULL) { /* still need to close the lib */ 59450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UErrorCode subStatus = U_ZERO_ERROR; 59550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho uplug_closeLibrary(lib, &subStatus); /* don't care here */ 59650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 59750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } else { 59850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UErrorCode subStatus = U_ZERO_ERROR; 59950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug = uplug_initErrorPlug(libName,sym,config,"ERROR: could not load library",(lib==NULL)?U_MISSING_RESOURCE_ERROR:*status,&subStatus); 60050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 60150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return plug; 60250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 60350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 60450294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehoU_CAPI UPlugData* U_EXPORT2 60550294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehouplug_loadPlugFromLibrary(const char *libName, const char *sym, const char *config, UErrorCode *status) { 60650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UPlugData *plug = NULL; 60750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(U_FAILURE(*status)) { return NULL; } 60850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug = uplug_initPlugFromLibrary(libName, sym, config, status); 60950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho uplug_loadPlug(plug, status); 61050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 61150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return plug; 61250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 61350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 61450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#endif 61550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 61650294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehoU_CAPI UPlugLevel U_EXPORT2 uplug_getCurrentLevel() { 61750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(cmemory_inUse()) { 61850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return UPLUG_LEVEL_HIGH; 61950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } else { 62050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return UPLUG_LEVEL_LOW; 62150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 62250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 62350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 62450294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehostatic UBool U_CALLCONV uplug_cleanup(void) 62550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho{ 62650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho int32_t i; 62750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 62850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UPlugData *pluginToRemove; 62950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho /* cleanup plugs */ 63050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho for(i=0;i<pluginCount;i++) { 63150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UErrorCode subStatus = U_ZERO_ERROR; 63250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho pluginToRemove = &pluginList[i]; 63350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho /* unload and deallocate */ 63450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho uplug_doUnloadPlug(pluginToRemove, &subStatus); 63550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 63650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho /* close other held libs? */ 63750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return TRUE; 63850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 63950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 64050294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehostatic void uplug_loadWaitingPlugs(UErrorCode *status) { 64150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho int32_t i; 64250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UPlugLevel currentLevel = uplug_getCurrentLevel(); 64350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 64450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(U_FAILURE(*status)) { 64550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return; 64650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 64750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#if UPLUG_TRACE 64850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho DBG((stderr, "uplug_loadWaitingPlugs() Level: %d\n", currentLevel)); 64950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#endif 65050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho /* pass #1: low level plugs */ 65150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho for(i=0;i<pluginCount;i++) { 65250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UErrorCode subStatus = U_ZERO_ERROR; 65350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UPlugData *pluginToLoad = &pluginList[i]; 65450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(pluginToLoad->awaitingLoad) { 65550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(pluginToLoad->level == UPLUG_LEVEL_LOW) { 65650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(currentLevel > UPLUG_LEVEL_LOW) { 65750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho pluginToLoad->pluginStatus = U_PLUGIN_TOO_HIGH; 65850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } else { 65950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UPlugLevel newLevel; 66050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho uplug_loadPlug(pluginToLoad, &subStatus); 66150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho newLevel = uplug_getCurrentLevel(); 66250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(newLevel > currentLevel) { 66350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho pluginToLoad->pluginStatus = U_PLUGIN_CHANGED_LEVEL_WARNING; 66450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho currentLevel = newLevel; 66550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 66650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 66750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho pluginToLoad->awaitingLoad = FALSE; 66850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 66950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 67050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 67150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho currentLevel = uplug_getCurrentLevel(); 67250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 67350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho for(i=0;i<pluginCount;i++) { 67450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UErrorCode subStatus = U_ZERO_ERROR; 67550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UPlugData *pluginToLoad = &pluginList[i]; 67650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 67750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(pluginToLoad->awaitingLoad) { 67850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(pluginToLoad->level == UPLUG_LEVEL_INVALID) { 67950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho pluginToLoad->pluginStatus = U_PLUGIN_DIDNT_SET_LEVEL; 68050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } else if(pluginToLoad->level == UPLUG_LEVEL_UNKNOWN) { 68150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho pluginToLoad->pluginStatus = U_INTERNAL_PROGRAM_ERROR; 68250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } else { 68350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho uplug_loadPlug(pluginToLoad, &subStatus); 68450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 68550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho pluginToLoad->awaitingLoad = FALSE; 68650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 68750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 68850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 68950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#if UPLUG_TRACE 69050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho DBG((stderr, " Done Loading Plugs. Level: %d\n", (int32_t)uplug_getCurrentLevel())); 69150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#endif 69250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 69350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 69450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#if U_ENABLE_DYLOAD 69550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho/* Name of the plugin config file */ 69650294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehostatic char plugin_file[2048] = ""; 69750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#endif 69850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 69950294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehoU_INTERNAL const char* U_EXPORT2 70050294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehouplug_getPluginFile() { 70150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#if U_ENABLE_DYLOAD 70250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return plugin_file; 70350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#else 70450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return NULL; 70550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#endif 70650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 70750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 70850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 70950294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehoU_CAPI void U_EXPORT2 71050294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehouplug_init(UErrorCode *status) { 71150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#if !U_ENABLE_DYLOAD 71250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho (void)status; /* unused */ 71350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#else 71450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho const char *plugin_dir; 71550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 71650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(U_FAILURE(*status)) return; 71750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plugin_dir = getenv("ICU_PLUGINS"); 71850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 71950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#if defined(DEFAULT_ICU_PLUGINS) 72050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(plugin_dir == NULL || !*plugin_dir) { 72150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plugin_dir = DEFAULT_ICU_PLUGINS; 72250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 72350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#endif 72450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 72550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#if UPLUG_TRACE 72650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho DBG((stderr, "ICU_PLUGINS=%s\n", plugin_dir)); 72750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#endif 72850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 72950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(plugin_dir != NULL && *plugin_dir) { 73050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho FILE *f; 73150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 73250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 73350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho uprv_strncpy(plugin_file, plugin_dir, 2047); 73450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho uprv_strncat(plugin_file, U_FILE_SEP_STRING,2047); 73550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho uprv_strncat(plugin_file, "icuplugins",2047); 73650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho uprv_strncat(plugin_file, U_ICU_VERSION_SHORT ,2047); 73750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho uprv_strncat(plugin_file, ".txt" ,2047); 73850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 73950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#if UPLUG_TRACE 74050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho DBG((stderr, "pluginfile= %s\n", plugin_file)); 74150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#endif 74250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 74350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho f = fopen(plugin_file, "r"); 74450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 74550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(f != NULL) { 74650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho char linebuf[1024]; 74750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho char *p, *libName=NULL, *symName=NULL, *config=NULL; 74850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho int32_t line = 0; 74950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 75050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 75150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho while(fgets(linebuf,1023,f)) { 75250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho line++; 75350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 75450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(!*linebuf || *linebuf=='#') { 75550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho continue; 75650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } else { 75750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho p = linebuf; 75850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho while(*p&&isspace(*p)) 75950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho p++; 76050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(!*p || *p=='#') continue; 76150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho libName = p; 76250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho while(*p&&!isspace(*p)) { 76350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho p++; 76450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 76550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(!*p || *p=='#') continue; /* no tab after libname */ 76650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho *p=0; /* end of libname */ 76750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho p++; 76850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho while(*p&&isspace(*p)) { 76950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho p++; 77050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 77150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(!*p||*p=='#') continue; /* no symname after libname +tab */ 77250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho symName = p; 77350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho while(*p&&!isspace(*p)) { 77450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho p++; 77550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 77650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 77750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(*p) { /* has config */ 77850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho *p=0; 77950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho ++p; 78050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho while(*p&&isspace(*p)) { 78150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho p++; 78250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 78350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(*p) { 78450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho config = p; 78550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 78650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 78750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 78850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho /* chop whitespace at the end of the config */ 78950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(config!=NULL&&*config!=0) { 79050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho p = config+strlen(config); 79150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho while(p>config&&isspace(*(--p))) { 79250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho *p=0; 79350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 79450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 79550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 79650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho /* OK, we're good. */ 79750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho { 79850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UErrorCode subStatus = U_ZERO_ERROR; 79950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UPlugData *plug = uplug_initPlugFromLibrary(libName, symName, config, &subStatus); 80050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(U_FAILURE(subStatus) && U_SUCCESS(*status)) { 80150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho *status = subStatus; 80250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 80350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#if UPLUG_TRACE 80450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho DBG((stderr, "PLUGIN libName=[%s], sym=[%s], config=[%s]\n", libName, symName, config)); 80550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho DBG((stderr, " -> %p, %s\n", (void*)plug, u_errorName(subStatus))); 80650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#else 80750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho (void)plug; /* unused */ 80850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#endif 80950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 81050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 81150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 812b26ce3a7367e4ed2ee7ddddcdc3f3d3377a455c2claireho fclose(f); 81350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } else { 81450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#if UPLUG_TRACE 81550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho DBG((stderr, "Can't open plugin file %s\n", plugin_file)); 81650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#endif 81750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 81850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 81950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho uplug_loadWaitingPlugs(status); 82050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#endif /* U_ENABLE_DYLOAD */ 82150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho ucln_registerCleanup(UCLN_UPLUG, uplug_cleanup); 82250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 823