150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho/* 250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho****************************************************************************** 350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho* 4103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius* Copyright (C) 2009-2012, 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> 23103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius#ifdef __MVS__ /* defined by z/OS compiler */ 24103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius#define _POSIX_SOURCE 25103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius#include <cics.h> /* 12 Nov 2011 JAM iscics() function */ 26103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius#endif 2750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 2850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#ifndef UPLUG_TRACE 2950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#define UPLUG_TRACE 0 3050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#endif 3150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 3250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#if UPLUG_TRACE 3350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#include <stdio.h> 3450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#define DBG(x) fprintf(stderr, "%s:%d: ",__FILE__,__LINE__); fprintf x 3550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#endif 3650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 3750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho/** 3850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho * Internal structure of an ICU plugin. 3950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho */ 4050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 4150294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehostruct UPlugData { 4250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UPlugEntrypoint *entrypoint; /**< plugin entrypoint */ 4350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho uint32_t structSize; /**< initialized to the size of this structure */ 4450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho uint32_t token; /**< must be U_PLUG_TOKEN */ 4550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho void *lib; /**< plugin library, or NULL */ 4650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho char libName[UPLUG_NAME_MAX]; /**< library name */ 4750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho char sym[UPLUG_NAME_MAX]; /**< plugin symbol, or NULL */ 4850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho char config[UPLUG_NAME_MAX]; /**< configuration data */ 4950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho void *context; /**< user context data */ 5050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho char name[UPLUG_NAME_MAX]; /**< name of plugin */ 5150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UPlugLevel level; /**< level of plugin */ 5250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UBool awaitingLoad; /**< TRUE if the plugin is awaiting a load call */ 5350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UBool dontUnload; /**< TRUE if plugin must stay resident (leak plugin and lib) */ 5450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UErrorCode pluginStatus; /**< status code of plugin */ 5550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho}; 5650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 5750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 5850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 5950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#define UPLUG_LIBRARY_INITIAL_COUNT 8 6050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#define UPLUG_PLUGIN_INITIAL_COUNT 12 6150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 6250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho/** 6350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho * Remove an item 6450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho * @param list the full list 6550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho * @param listSize the number of entries in the list 6650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho * @param memberSize the size of one member 6750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho * @param itemToRemove the item number of the member 6850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho * @return the new listsize 6950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho */ 7050294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehostatic int32_t uplug_removeEntryAt(void *list, int32_t listSize, int32_t memberSize, int32_t itemToRemove) { 7150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho uint8_t *bytePtr = (uint8_t *)list; 7250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 7350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho /* get rid of some bad cases first */ 7450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(listSize<1) { 7550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return listSize; 7650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 7750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 7850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho /* is there anything to move? */ 7950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(listSize > itemToRemove+1) { 8050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho memmove(bytePtr+(itemToRemove*memberSize), bytePtr+((itemToRemove+1)*memberSize), memberSize); 8150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 8250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 8350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return listSize-1; 8450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 8550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 8650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 8750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 8850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 8950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#if U_ENABLE_DYLOAD 9050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho/** 9150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho * Library management. Internal. 9250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho * @internal 9350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho */ 9450294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehostruct UPlugLibrary; 9550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 9650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho/** 9750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho * Library management. Internal. 9850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho * @internal 9950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho */ 10050294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehotypedef struct UPlugLibrary { 10150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho void *lib; /**< library ptr */ 10250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho char name[UPLUG_NAME_MAX]; /**< library name */ 10350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho uint32_t ref; /**< reference count */ 10450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} UPlugLibrary; 10550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 10650294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehostatic UPlugLibrary staticLibraryList[UPLUG_LIBRARY_INITIAL_COUNT]; 10750294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehostatic UPlugLibrary * libraryList = staticLibraryList; 10850294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehostatic int32_t libraryCount = 0; 10950294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehostatic int32_t libraryMax = UPLUG_LIBRARY_INITIAL_COUNT; 11050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 11150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho/** 11250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho * Search for a library. Doesn't lock 11350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho * @param libName libname to search for 11450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho * @return the library's struct 11550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho */ 11650294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehostatic int32_t searchForLibraryName(const char *libName) { 11750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho int32_t i; 11850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 11950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho for(i=0;i<libraryCount;i++) { 12050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(!uprv_strcmp(libName, libraryList[i].name)) { 12150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return i; 12250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 12350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 12450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return -1; 12550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 12650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 12750294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehostatic int32_t searchForLibrary(void *lib) { 12850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho int32_t i; 12950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 13050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho for(i=0;i<libraryCount;i++) { 13150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(lib==libraryList[i].lib) { 13250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return i; 13350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 13450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 13550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return -1; 13650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 13750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 13850294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehoU_INTERNAL char * U_EXPORT2 13950294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehouplug_findLibrary(void *lib, UErrorCode *status) { 14050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho int32_t libEnt; 14150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho char *ret = NULL; 14250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(U_FAILURE(*status)) { 14350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return NULL; 14450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 14550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho libEnt = searchForLibrary(lib); 14650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(libEnt!=-1) { 14750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho ret = libraryList[libEnt].name; 14850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } else { 14950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho *status = U_MISSING_RESOURCE_ERROR; 15050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 15150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return ret; 15250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 15350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 15450294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehoU_INTERNAL void * U_EXPORT2 15550294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehouplug_openLibrary(const char *libName, UErrorCode *status) { 15650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho int32_t libEntry = -1; 15750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho void *lib = NULL; 15850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 15950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(U_FAILURE(*status)) return NULL; 16050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 16150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho libEntry = searchForLibraryName(libName); 16250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(libEntry == -1) { 16350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho libEntry = libraryCount++; 16450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(libraryCount >= libraryMax) { 16550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho /* Ran out of library slots. Statically allocated because we can't depend on allocating memory.. */ 16650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho *status = U_MEMORY_ALLOCATION_ERROR; 16750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#if UPLUG_TRACE 16850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho DBG((stderr, "uplug_openLibrary() - out of library slots (max %d)\n", libraryMax)); 16950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#endif 17050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return NULL; 17150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 17250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho /* Some operating systems don't want 17350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho DL operations from multiple threads. */ 17450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho libraryList[libEntry].lib = uprv_dl_open(libName, status); 17550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#if UPLUG_TRACE 17650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho DBG((stderr, "uplug_openLibrary(%s,%s) libEntry %d, lib %p\n", libName, u_errorName(*status), libEntry, lib)); 17750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#endif 17850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 17950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(libraryList[libEntry].lib == NULL || U_FAILURE(*status)) { 18050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho /* cleanup. */ 18150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho libraryList[libEntry].lib = NULL; /* failure with open */ 18250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho libraryList[libEntry].name[0] = 0; 18350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#if UPLUG_TRACE 18450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho DBG((stderr, "uplug_openLibrary(%s,%s) libEntry %d, lib %p\n", libName, u_errorName(*status), libEntry, lib)); 18550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#endif 18650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho /* no need to free - just won't increase the count. */ 18750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho libraryCount--; 18850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } else { /* is it still there? */ 18950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho /* link it in */ 19050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho uprv_strncpy(libraryList[libEntry].name,libName,UPLUG_NAME_MAX); 19150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho libraryList[libEntry].ref=1; 19250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho lib = libraryList[libEntry].lib; 19350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 19450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 19550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } else { 19650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho lib = libraryList[libEntry].lib; 19750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho libraryList[libEntry].ref++; 19850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 19950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return lib; 20050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 20150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 20250294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehoU_INTERNAL void U_EXPORT2 20350294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehouplug_closeLibrary(void *lib, UErrorCode *status) { 20450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho int32_t i; 20550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 20650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#if UPLUG_TRACE 20750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho DBG((stderr, "uplug_closeLibrary(%p,%s) list %p\n", lib, u_errorName(*status), (void*)libraryList)); 20850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#endif 20950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(U_FAILURE(*status)) return; 21050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 21150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho for(i=0;i<libraryCount;i++) { 21250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(lib==libraryList[i].lib) { 21350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(--(libraryList[i].ref) == 0) { 21450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho uprv_dl_close(libraryList[i].lib, status); 21550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho libraryCount = uplug_removeEntryAt(libraryList, libraryCount, sizeof(*libraryList), i); 21650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 21750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return; 21850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 21950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 22050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho *status = U_INTERNAL_PROGRAM_ERROR; /* could not find the entry! */ 22150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 22250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 22350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#endif 22450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 22550294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehostatic UPlugData pluginList[UPLUG_PLUGIN_INITIAL_COUNT]; 22650294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehostatic int32_t pluginCount = 0; 22750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 22850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 22950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 23050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 23150294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehostatic int32_t uplug_pluginNumber(UPlugData* d) { 23250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UPlugData *pastPlug = &pluginList[pluginCount]; 23350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(d<=pluginList) { 23450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return 0; 23550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } else if(d>=pastPlug) { 23650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return pluginCount; 23750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } else { 23850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return (d-pluginList)/sizeof(pluginList[0]); 23950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 24050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 24150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 24250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 24350294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehoU_CAPI UPlugData * U_EXPORT2 24450294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehouplug_nextPlug(UPlugData *prior) { 24550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(prior==NULL) { 24650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return pluginList; 24750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } else { 24850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UPlugData *nextPlug = &prior[1]; 24950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UPlugData *pastPlug = &pluginList[pluginCount]; 25050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 25150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(nextPlug>=pastPlug) { 25250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return NULL; 25350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } else { 25450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return nextPlug; 25550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 25650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 25750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 25850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 25950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 26050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 26150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho/** 26250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho * Call the plugin with some params 26350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho */ 26450294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehostatic void uplug_callPlug(UPlugData *plug, UPlugReason reason, UErrorCode *status) { 26550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UPlugTokenReturn token; 26650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(plug==NULL||U_FAILURE(*status)) { 26750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return; 26850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 26950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho token = (*(plug->entrypoint))(plug, reason, status); 27050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(token!=UPLUG_TOKEN) { 27150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho *status = U_INTERNAL_PROGRAM_ERROR; 27250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 27350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 27450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 27550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 27650294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehostatic void uplug_unloadPlug(UPlugData *plug, UErrorCode *status) { 27750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(plug->awaitingLoad) { /* shouldn't happen. Plugin hasn'tbeen loaded yet.*/ 27850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho *status = U_INTERNAL_PROGRAM_ERROR; 27950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return; 28050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 28150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(U_SUCCESS(plug->pluginStatus)) { 28250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho /* Don't unload a plug which has a failing load status - means it didn't actually load. */ 28350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho uplug_callPlug(plug, UPLUG_REASON_UNLOAD, status); 28450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 28550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 28650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 28750294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehostatic void uplug_queryPlug(UPlugData *plug, UErrorCode *status) { 28850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(!plug->awaitingLoad || !(plug->level == UPLUG_LEVEL_UNKNOWN) ) { /* shouldn't happen. Plugin hasn'tbeen loaded yet.*/ 28950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho *status = U_INTERNAL_PROGRAM_ERROR; 29050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return; 29150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 29250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug->level = UPLUG_LEVEL_INVALID; 29350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho uplug_callPlug(plug, UPLUG_REASON_QUERY, status); 29450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(U_SUCCESS(*status)) { 29550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(plug->level == UPLUG_LEVEL_INVALID) { 29650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug->pluginStatus = U_PLUGIN_DIDNT_SET_LEVEL; 29750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug->awaitingLoad = FALSE; 29850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 29950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } else { 30050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug->pluginStatus = U_INTERNAL_PROGRAM_ERROR; 30150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug->awaitingLoad = FALSE; 30250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 30350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 30450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 30550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 30650294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehostatic void uplug_loadPlug(UPlugData *plug, UErrorCode *status) { 30750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(!plug->awaitingLoad || (plug->level < UPLUG_LEVEL_LOW) ) { /* shouldn't happen. Plugin hasn'tbeen loaded yet.*/ 30850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho *status = U_INTERNAL_PROGRAM_ERROR; 30950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return; 31050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 31150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho uplug_callPlug(plug, UPLUG_REASON_LOAD, status); 31250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug->awaitingLoad = FALSE; 31350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(!U_SUCCESS(*status)) { 31450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug->pluginStatus = U_INTERNAL_PROGRAM_ERROR; 31550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 31650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 31750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 31850294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehostatic UPlugData *uplug_allocateEmptyPlug(UErrorCode *status) 31950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho{ 32050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UPlugData *plug = NULL; 32150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 32250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(U_FAILURE(*status)) { 32350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return NULL; 32450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 32550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 32650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(pluginCount == UPLUG_PLUGIN_INITIAL_COUNT) { 32750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho *status = U_MEMORY_ALLOCATION_ERROR; 32850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return NULL; 32950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 33050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 33150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug = &pluginList[pluginCount++]; 33250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 33350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug->token = UPLUG_TOKEN; 33450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug->structSize = sizeof(UPlugData); 33550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug->name[0]=0; 33650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug->level = UPLUG_LEVEL_UNKNOWN; /* initialize to null state */ 33750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug->awaitingLoad = TRUE; 33850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug->dontUnload = FALSE; 33950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug->pluginStatus = U_ZERO_ERROR; 34050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug->libName[0] = 0; 34150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug->config[0]=0; 34250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug->sym[0]=0; 34350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug->lib=NULL; 34450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug->entrypoint=NULL; 34550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 34650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 34750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return plug; 34850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 34950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 35050294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehostatic UPlugData *uplug_allocatePlug(UPlugEntrypoint *entrypoint, const char *config, void *lib, const char *symName, 35150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UErrorCode *status) { 35250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UPlugData *plug; 35350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 35450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(U_FAILURE(*status)) { 35550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return NULL; 35650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 35750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 35850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug = uplug_allocateEmptyPlug(status); 35950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(config!=NULL) { 36050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho uprv_strncpy(plug->config, config, UPLUG_NAME_MAX); 36150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } else { 36250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug->config[0] = 0; 36350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 36450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 36550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(symName!=NULL) { 36650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho uprv_strncpy(plug->sym, symName, UPLUG_NAME_MAX); 36750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } else { 36850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug->sym[0] = 0; 36950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 37050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 37150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug->entrypoint = entrypoint; 37250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug->lib = lib; 37350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho uplug_queryPlug(plug, status); 37450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 37550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return plug; 37650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 37750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 37850294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehostatic void uplug_deallocatePlug(UPlugData *plug, UErrorCode *status) { 37950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UErrorCode subStatus = U_ZERO_ERROR; 38050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(!plug->dontUnload) { 38150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#if U_ENABLE_DYLOAD 38250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho uplug_closeLibrary(plug->lib, &subStatus); 38350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#endif 38450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 38550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug->lib = NULL; 38650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(U_SUCCESS(*status) && U_FAILURE(subStatus)) { 38750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho *status = subStatus; 38850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 38950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho /* shift plugins up and decrement count. */ 39050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(U_SUCCESS(*status)) { 39150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho /* all ok- remove. */ 39250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho pluginCount = uplug_removeEntryAt(pluginList, pluginCount, sizeof(plug[0]), uplug_pluginNumber(plug)); 39350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } else { 39450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho /* not ok- leave as a message. */ 39550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug->awaitingLoad=FALSE; 39650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug->entrypoint=0; 39750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug->dontUnload=TRUE; 39850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 39950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 40050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 40150294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehostatic void uplug_doUnloadPlug(UPlugData *plugToRemove, UErrorCode *status) { 40250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(plugToRemove != NULL) { 40350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho uplug_unloadPlug(plugToRemove, status); 40450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho uplug_deallocatePlug(plugToRemove, status); 40550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 40650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 40750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 40850294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehoU_CAPI void U_EXPORT2 40950294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehouplug_removePlug(UPlugData *plug, UErrorCode *status) { 41050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UPlugData *cursor = NULL; 41150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UPlugData *plugToRemove = NULL; 41250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(U_FAILURE(*status)) return; 41350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 41450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho for(cursor=pluginList;cursor!=NULL;) { 41550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(cursor==plug) { 41650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plugToRemove = plug; 41750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho cursor=NULL; 41850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } else { 41950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho cursor = uplug_nextPlug(cursor); 42050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 42150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 42250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 42350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho uplug_doUnloadPlug(plugToRemove, status); 42450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 42550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 42650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 42750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 42850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 42950294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehoU_CAPI void U_EXPORT2 43050294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehouplug_setPlugNoUnload(UPlugData *data, UBool dontUnload) 43150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho{ 43250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho data->dontUnload = dontUnload; 43350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 43450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 43550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 43650294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehoU_CAPI void U_EXPORT2 43750294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehouplug_setPlugLevel(UPlugData *data, UPlugLevel level) { 43850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho data->level = level; 43950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 44050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 44150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 44250294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehoU_CAPI UPlugLevel U_EXPORT2 44350294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehouplug_getPlugLevel(UPlugData *data) { 44450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return data->level; 44550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 44650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 44750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 44850294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehoU_CAPI void U_EXPORT2 44950294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehouplug_setPlugName(UPlugData *data, const char *name) { 45050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho uprv_strncpy(data->name, name, UPLUG_NAME_MAX); 45150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 45250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 45350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 45450294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehoU_CAPI const char * U_EXPORT2 45550294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehouplug_getPlugName(UPlugData *data) { 45650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return data->name; 45750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 45850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 45950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 46050294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehoU_CAPI const char * U_EXPORT2 46150294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehouplug_getSymbolName(UPlugData *data) { 46250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return data->sym; 46350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 46450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 46550294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehoU_CAPI const char * U_EXPORT2 46650294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehouplug_getLibraryName(UPlugData *data, UErrorCode *status) { 46750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(data->libName[0]) { 46850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return data->libName; 46950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } else { 47050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#if U_ENABLE_DYLOAD 47150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return uplug_findLibrary(data->lib, status); 47250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#else 47350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return NULL; 47450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#endif 47550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 47650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 47750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 47850294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehoU_CAPI void * U_EXPORT2 47950294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehouplug_getLibrary(UPlugData *data) { 48050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return data->lib; 48150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 48250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 48350294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehoU_CAPI void * U_EXPORT2 48450294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehouplug_getContext(UPlugData *data) { 48550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return data->context; 48650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 48750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 48850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 48950294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehoU_CAPI void U_EXPORT2 49050294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehouplug_setContext(UPlugData *data, void *context) { 49150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho data->context = context; 49250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 49350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 49450294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehoU_CAPI const char* U_EXPORT2 49550294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehouplug_getConfiguration(UPlugData *data) { 49650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return data->config; 49750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 49850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 49950294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehoU_INTERNAL UPlugData* U_EXPORT2 50050294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehouplug_getPlugInternal(int32_t n) { 50150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(n <0 || n >= pluginCount) { 50250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return NULL; 50350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } else { 50450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return &(pluginList[n]); 50550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 50650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 50750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 50850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 50950294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehoU_CAPI UErrorCode U_EXPORT2 51050294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehouplug_getPlugLoadStatus(UPlugData *plug) { 51150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return plug->pluginStatus; 51250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 51350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 51450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 51550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 51650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 51750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho/** 51850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho * Initialize a plugin fron an entrypoint and library - but don't load it. 51950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho */ 52050294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehostatic UPlugData* uplug_initPlugFromEntrypointAndLibrary(UPlugEntrypoint *entrypoint, const char *config, void *lib, const char *sym, 52150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UErrorCode *status) { 52250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UPlugData *plug = NULL; 52350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 52450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug = uplug_allocatePlug(entrypoint, config, lib, sym, status); 52550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 52650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(U_SUCCESS(*status)) { 52750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return plug; 52850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } else { 52950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho uplug_deallocatePlug(plug, status); 53050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return NULL; 53150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 53250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 53350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 53450294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehoU_CAPI UPlugData* U_EXPORT2 53550294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehouplug_loadPlugFromEntrypoint(UPlugEntrypoint *entrypoint, const char *config, UErrorCode *status) { 53650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UPlugData* plug = uplug_initPlugFromEntrypointAndLibrary(entrypoint, config, NULL, NULL, status); 53750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho uplug_loadPlug(plug, status); 53850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return plug; 53950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 54050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 54154dcd9b6a06071f647dac967e9e267abb9410720Craig Cornelius#if U_ENABLE_DYLOAD 54250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 54350294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehostatic UPlugData* 54450294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehouplug_initErrorPlug(const char *libName, const char *sym, const char *config, const char *nameOrError, UErrorCode loadStatus, UErrorCode *status) 54550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho{ 54650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UPlugData *plug = uplug_allocateEmptyPlug(status); 54750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(U_FAILURE(*status)) return NULL; 54850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 54950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug->pluginStatus = loadStatus; 55050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug->awaitingLoad = FALSE; /* Won't load. */ 55150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug->dontUnload = TRUE; /* cannot unload. */ 55250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 55350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(sym!=NULL) { 55450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho uprv_strncpy(plug->sym, sym, UPLUG_NAME_MAX); 55550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 55650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 55750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(libName!=NULL) { 55850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho uprv_strncpy(plug->libName, libName, UPLUG_NAME_MAX); 55950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 56050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 56150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(nameOrError!=NULL) { 56250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho uprv_strncpy(plug->name, nameOrError, UPLUG_NAME_MAX); 56350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 56450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 56550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(config!=NULL) { 56650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho uprv_strncpy(plug->config, config, UPLUG_NAME_MAX); 56750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 56850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 56950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return plug; 57050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 57150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 57250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho/** 57350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho * Fetch a plugin from DLL, and then initialize it from a library- but don't load it. 57450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho */ 57550294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehostatic UPlugData* 57650294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehouplug_initPlugFromLibrary(const char *libName, const char *sym, const char *config, UErrorCode *status) { 57750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho void *lib = NULL; 57850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UPlugData *plug = NULL; 57950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(U_FAILURE(*status)) { return NULL; } 58050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho lib = uplug_openLibrary(libName, status); 58150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(lib!=NULL && U_SUCCESS(*status)) { 58250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UPlugEntrypoint *entrypoint = NULL; 583b26ce3a7367e4ed2ee7ddddcdc3f3d3377a455c2claireho entrypoint = (UPlugEntrypoint*)uprv_dlsym_func(lib, sym, status); 584b26ce3a7367e4ed2ee7ddddcdc3f3d3377a455c2claireho 58550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(entrypoint!=NULL&&U_SUCCESS(*status)) { 58650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug = uplug_initPlugFromEntrypointAndLibrary(entrypoint, config, lib, sym, status); 58750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(plug!=NULL&&U_SUCCESS(*status)) { 58850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug->lib = lib; /* plug takes ownership of library */ 58950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho lib = NULL; /* library is now owned by plugin. */ 59050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 59150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } else { 59250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UErrorCode subStatus = U_ZERO_ERROR; 59350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug = uplug_initErrorPlug(libName,sym,config,"ERROR: Could not load entrypoint",(lib==NULL)?U_MISSING_RESOURCE_ERROR:*status,&subStatus); 59450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 59550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(lib!=NULL) { /* still need to close the lib */ 59650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UErrorCode subStatus = U_ZERO_ERROR; 59750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho uplug_closeLibrary(lib, &subStatus); /* don't care here */ 59850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 59950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } else { 60050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UErrorCode subStatus = U_ZERO_ERROR; 60150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug = uplug_initErrorPlug(libName,sym,config,"ERROR: could not load library",(lib==NULL)?U_MISSING_RESOURCE_ERROR:*status,&subStatus); 60250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 60350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return plug; 60450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 60550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 60650294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehoU_CAPI UPlugData* U_EXPORT2 60750294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehouplug_loadPlugFromLibrary(const char *libName, const char *sym, const char *config, UErrorCode *status) { 60850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UPlugData *plug = NULL; 60950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(U_FAILURE(*status)) { return NULL; } 61050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plug = uplug_initPlugFromLibrary(libName, sym, config, status); 61150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho uplug_loadPlug(plug, status); 61250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 61350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return plug; 61450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 61550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 61650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#endif 61750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 61850294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehoU_CAPI UPlugLevel U_EXPORT2 uplug_getCurrentLevel() { 61950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(cmemory_inUse()) { 62050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return UPLUG_LEVEL_HIGH; 62150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } else { 62250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return UPLUG_LEVEL_LOW; 62350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 62450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 62550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 62650294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehostatic UBool U_CALLCONV uplug_cleanup(void) 62750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho{ 62850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho int32_t i; 62950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 63050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UPlugData *pluginToRemove; 63150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho /* cleanup plugs */ 63250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho for(i=0;i<pluginCount;i++) { 63350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UErrorCode subStatus = U_ZERO_ERROR; 63450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho pluginToRemove = &pluginList[i]; 63550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho /* unload and deallocate */ 63650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho uplug_doUnloadPlug(pluginToRemove, &subStatus); 63750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 63850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho /* close other held libs? */ 63950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return TRUE; 64050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 64150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 64254dcd9b6a06071f647dac967e9e267abb9410720Craig Cornelius#if U_ENABLE_DYLOAD 64354dcd9b6a06071f647dac967e9e267abb9410720Craig Cornelius 64450294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehostatic void uplug_loadWaitingPlugs(UErrorCode *status) { 64550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho int32_t i; 64650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UPlugLevel currentLevel = uplug_getCurrentLevel(); 64750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 64850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(U_FAILURE(*status)) { 64950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return; 65050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 65150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#if UPLUG_TRACE 65250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho DBG((stderr, "uplug_loadWaitingPlugs() Level: %d\n", currentLevel)); 65350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#endif 65450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho /* pass #1: low level plugs */ 65550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho for(i=0;i<pluginCount;i++) { 65650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UErrorCode subStatus = U_ZERO_ERROR; 65750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UPlugData *pluginToLoad = &pluginList[i]; 65850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(pluginToLoad->awaitingLoad) { 65950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(pluginToLoad->level == UPLUG_LEVEL_LOW) { 66050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(currentLevel > UPLUG_LEVEL_LOW) { 66150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho pluginToLoad->pluginStatus = U_PLUGIN_TOO_HIGH; 66250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } else { 66350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UPlugLevel newLevel; 66450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho uplug_loadPlug(pluginToLoad, &subStatus); 66550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho newLevel = uplug_getCurrentLevel(); 66650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(newLevel > currentLevel) { 66750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho pluginToLoad->pluginStatus = U_PLUGIN_CHANGED_LEVEL_WARNING; 66850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho currentLevel = newLevel; 66950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 67050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 67150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho pluginToLoad->awaitingLoad = FALSE; 67250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 67350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 674103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius } 67550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho for(i=0;i<pluginCount;i++) { 67650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UErrorCode subStatus = U_ZERO_ERROR; 67750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UPlugData *pluginToLoad = &pluginList[i]; 67850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 67950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(pluginToLoad->awaitingLoad) { 68050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(pluginToLoad->level == UPLUG_LEVEL_INVALID) { 68150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho pluginToLoad->pluginStatus = U_PLUGIN_DIDNT_SET_LEVEL; 68250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } else if(pluginToLoad->level == UPLUG_LEVEL_UNKNOWN) { 68350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho pluginToLoad->pluginStatus = U_INTERNAL_PROGRAM_ERROR; 68450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } else { 68550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho uplug_loadPlug(pluginToLoad, &subStatus); 68650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 68750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho pluginToLoad->awaitingLoad = FALSE; 68850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 68950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 69050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 69150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#if UPLUG_TRACE 69250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho DBG((stderr, " Done Loading Plugs. Level: %d\n", (int32_t)uplug_getCurrentLevel())); 69350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#endif 69450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 69550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 69650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho/* Name of the plugin config file */ 69750294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehostatic char plugin_file[2048] = ""; 69850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#endif 69950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 70050294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehoU_INTERNAL const char* U_EXPORT2 70150294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehouplug_getPluginFile() { 70250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#if U_ENABLE_DYLOAD 70350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return plugin_file; 70450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#else 70550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho return NULL; 70650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#endif 70750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 70850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 70950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 71050294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehoU_CAPI void U_EXPORT2 71150294ead5e5d23f5bbfed76e00e6b510bd41eee1clairehouplug_init(UErrorCode *status) { 71250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#if !U_ENABLE_DYLOAD 71350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho (void)status; /* unused */ 71450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#else 71550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho const char *plugin_dir; 71650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 71750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(U_FAILURE(*status)) return; 71850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plugin_dir = getenv("ICU_PLUGINS"); 71950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 72050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#if defined(DEFAULT_ICU_PLUGINS) 72150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(plugin_dir == NULL || !*plugin_dir) { 72250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho plugin_dir = DEFAULT_ICU_PLUGINS; 72350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 72450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#endif 72550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 72650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#if UPLUG_TRACE 72750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho DBG((stderr, "ICU_PLUGINS=%s\n", plugin_dir)); 72850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#endif 72950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 73050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(plugin_dir != NULL && *plugin_dir) { 73150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho FILE *f; 73250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 73350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 734103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius#ifdef OS390BATCH 735103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius/* There are potentially a lot of ways to implement a plugin directory on OS390/zOS */ 736103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius/* Keeping in mind that unauthorized file access is logged, monitored, and enforced */ 737103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius/* I've chosen to open a DDNAME if BATCH and leave it alone for (presumably) UNIX */ 738103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius/* System Services. Alternative techniques might be allocating a member in */ 739103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius/* SYS1.PARMLIB or setting an environment variable "ICU_PLUGIN_PATH" (?). The */ 740103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius/* DDNAME can be connected to a file in the HFS if need be. */ 741103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius 742103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius uprv_strncpy(plugin_file,"//DD:ICUPLUG", 2047); /* JAM 20 Oct 2011 */ 743103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius#else 74450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho uprv_strncpy(plugin_file, plugin_dir, 2047); 74550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho uprv_strncat(plugin_file, U_FILE_SEP_STRING,2047); 74650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho uprv_strncat(plugin_file, "icuplugins",2047); 74750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho uprv_strncat(plugin_file, U_ICU_VERSION_SHORT ,2047); 74850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho uprv_strncat(plugin_file, ".txt" ,2047); 749103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius#endif 75050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 75150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#if UPLUG_TRACE 75250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho DBG((stderr, "pluginfile= %s\n", plugin_file)); 75350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#endif 75450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 755103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius#ifdef __MVS__ 756103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius if (iscics()) /* 12 Nov 2011 JAM */ 757103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius { 758103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius f = NULL; 759103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius } 760103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius else 761103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius#endif 762103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius { 763103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius f = fopen(plugin_file, "r"); 764103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius } 76550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 76650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(f != NULL) { 76750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho char linebuf[1024]; 76850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho char *p, *libName=NULL, *symName=NULL, *config=NULL; 76950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho int32_t line = 0; 77050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 77150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 77250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho while(fgets(linebuf,1023,f)) { 77350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho line++; 77450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 77550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(!*linebuf || *linebuf=='#') { 77650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho continue; 77750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } else { 77850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho p = linebuf; 779103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius while(*p&&isspace((int)*p)) 78050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho p++; 78150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(!*p || *p=='#') continue; 78250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho libName = p; 783103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius while(*p&&!isspace((int)*p)) { 78450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho p++; 78550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 78650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(!*p || *p=='#') continue; /* no tab after libname */ 78750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho *p=0; /* end of libname */ 78850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho p++; 789103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius while(*p&&isspace((int)*p)) { 79050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho p++; 79150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 79250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(!*p||*p=='#') continue; /* no symname after libname +tab */ 79350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho symName = p; 794103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius while(*p&&!isspace((int)*p)) { 79550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho p++; 79650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 79750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 79850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(*p) { /* has config */ 79950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho *p=0; 80050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho ++p; 801103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius while(*p&&isspace((int)*p)) { 80250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho p++; 80350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 80450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(*p) { 80550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho config = p; 80650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 80750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 80850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 80950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho /* chop whitespace at the end of the config */ 81050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(config!=NULL&&*config!=0) { 81150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho p = config+strlen(config); 812103e9ffba2cba345d0078eb8b8db33249f81840aCraig Cornelius while(p>config&&isspace((int)*(--p))) { 81350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho *p=0; 81450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 81550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 81650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho 81750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho /* OK, we're good. */ 81850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho { 81950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UErrorCode subStatus = U_ZERO_ERROR; 82050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho UPlugData *plug = uplug_initPlugFromLibrary(libName, symName, config, &subStatus); 82150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho if(U_FAILURE(subStatus) && U_SUCCESS(*status)) { 82250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho *status = subStatus; 82350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 82450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#if UPLUG_TRACE 82550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho DBG((stderr, "PLUGIN libName=[%s], sym=[%s], config=[%s]\n", libName, symName, config)); 82650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho DBG((stderr, " -> %p, %s\n", (void*)plug, u_errorName(subStatus))); 82750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#else 82850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho (void)plug; /* unused */ 82950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#endif 83050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 83150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 83250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 833b26ce3a7367e4ed2ee7ddddcdc3f3d3377a455c2claireho fclose(f); 83450294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } else { 83550294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#if UPLUG_TRACE 83650294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho DBG((stderr, "Can't open plugin file %s\n", plugin_file)); 83750294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#endif 83850294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 83950294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho } 84050294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho uplug_loadWaitingPlugs(status); 84150294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho#endif /* U_ENABLE_DYLOAD */ 84250294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho ucln_registerCleanup(UCLN_UPLUG, uplug_cleanup); 84350294ead5e5d23f5bbfed76e00e6b510bd41eee1claireho} 844