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Diffstat (limited to 'intl/icu/source/tools/icuinfo/testplug.c')
| -rw-r--r-- | intl/icu/source/tools/icuinfo/testplug.c | 212 |
1 files changed, 212 insertions, 0 deletions
diff --git a/intl/icu/source/tools/icuinfo/testplug.c b/intl/icu/source/tools/icuinfo/testplug.c new file mode 100644 index 0000000000..8b48bc66d4 --- /dev/null +++ b/intl/icu/source/tools/icuinfo/testplug.c @@ -0,0 +1,212 @@ +// © 2016 and later: Unicode, Inc. and others. +// License & terms of use: http://www.unicode.org/copyright.html +/* +****************************************************************************** +* +* Copyright (C) 2009-2015, International Business Machines +* Corporation and others. All Rights Reserved. +* +****************************************************************************** +* +* FILE NAME : testplug.c +* +* Date Name Description +* 10/29/2009 srl New. +****************************************************************************** +* +* +* This file implements a number of example ICU plugins. +* +*/ + +#include "unicode/icuplug.h" + +#if UCONFIG_ENABLE_PLUGINS +/* This file isn't usually compiled except on Windows. Guard it. */ + +#include <stdbool.h> +#include <stdio.h> /* for fprintf */ +#include <stdlib.h> /* for malloc */ +#include "udbgutil.h" +#include "unicode/uclean.h" +#include "cmemory.h" + +/** + * Prototypes + */ +#define DECLARE_PLUGIN(x) U_CAPI UPlugTokenReturn U_EXPORT2 x (UPlugData *data, UPlugReason reason, UErrorCode *status) + +DECLARE_PLUGIN(myPlugin); +DECLARE_PLUGIN(myPluginLow); +DECLARE_PLUGIN(myPluginFailQuery); +DECLARE_PLUGIN(myPluginFailToken); +DECLARE_PLUGIN(myPluginBad); +DECLARE_PLUGIN(myPluginHigh); +DECLARE_PLUGIN(debugMemoryPlugin); + +/** + * A simple, trivial plugin. + */ + +U_CAPI +UPlugTokenReturn U_EXPORT2 myPlugin ( + UPlugData *data, + UPlugReason reason, + UErrorCode *status) { + /* Just print this for debugging */ + fprintf(stderr,"MyPlugin: data=%p, reason=%s, status=%s\n", (void*)data, udbg_enumName(UDBG_UPlugReason,(int32_t)reason), u_errorName(*status)); + + if(reason==UPLUG_REASON_QUERY) { + uplug_setPlugName(data, "Just a Test High-Level Plugin"); /* This call is optional in response to UPLUG_REASON_QUERY, but is a good idea. */ + uplug_setPlugLevel(data, UPLUG_LEVEL_HIGH); /* This call is Mandatory in response to UPLUG_REASON_QUERY */ + } + + return UPLUG_TOKEN; /* This must always be returned, to indicate that the entrypoint was actually a plugin. */ +} + + +U_CAPI +UPlugTokenReturn U_EXPORT2 myPluginLow ( + UPlugData *data, + UPlugReason reason, + UErrorCode *status) { + fprintf(stderr,"MyPluginLow: data=%p, reason=%s, status=%s\n", (void*)data, udbg_enumName(UDBG_UPlugReason,(int32_t)reason), u_errorName(*status)); + + if(reason==UPLUG_REASON_QUERY) { + uplug_setPlugName(data, "Low Plugin"); + uplug_setPlugLevel(data, UPLUG_LEVEL_LOW); + } + + return UPLUG_TOKEN; +} + +/** + * Doesn't respond to QUERY properly. + */ +U_CAPI +UPlugTokenReturn U_EXPORT2 myPluginFailQuery ( + UPlugData *data, + UPlugReason reason, + UErrorCode *status) { + fprintf(stderr,"MyPluginFailQuery: data=%p, reason=%s, status=%s\n", (void*)data, udbg_enumName(UDBG_UPlugReason,(int32_t)reason), u_errorName(*status)); + + /* Should respond to UPLUG_REASON_QUERY here. */ + + return UPLUG_TOKEN; +} + +/** + * Doesn't return the proper token. + */ +U_CAPI +UPlugTokenReturn U_EXPORT2 myPluginFailToken ( + UPlugData *data, + UPlugReason reason, + UErrorCode *status) { + fprintf(stderr,"MyPluginFailToken: data=%p, reason=%s, status=%s\n", (void*)data, udbg_enumName(UDBG_UPlugReason,(int32_t)reason), u_errorName(*status)); + + if(reason==UPLUG_REASON_QUERY) { + uplug_setPlugName(data, "myPluginFailToken Plugin"); + uplug_setPlugLevel(data, UPLUG_LEVEL_LOW); + } + + return 0; /* Wrong. */ +} + + + +/** + * Says it's low, but isn't. + */ +U_CAPI +UPlugTokenReturn U_EXPORT2 myPluginBad ( + UPlugData *data, + UPlugReason reason, + UErrorCode *status) { + fprintf(stderr,"MyPluginLow: data=%p, reason=%s, status=%s\n", (void*)data, udbg_enumName(UDBG_UPlugReason,(int32_t)reason), u_errorName(*status)); + + if(reason==UPLUG_REASON_QUERY) { + uplug_setPlugName(data, "Bad Plugin"); + uplug_setPlugLevel(data, UPLUG_LEVEL_LOW); + } else if(reason == UPLUG_REASON_LOAD) { + void *ctx = uprv_malloc(12345); + + uplug_setContext(data, ctx); + fprintf(stderr,"I'm %p and I did a bad thing and malloced %p\n", (void*)data, (void*)ctx); + } else if(reason == UPLUG_REASON_UNLOAD) { + void * ctx = uplug_getContext(data); + + uprv_free(ctx); + } + + + return UPLUG_TOKEN; +} + +U_CAPI +UPlugTokenReturn U_EXPORT2 myPluginHigh ( + UPlugData *data, + UPlugReason reason, + UErrorCode *status) { + fprintf(stderr,"MyPluginHigh: data=%p, reason=%s, status=%s\n", (void*)data, udbg_enumName(UDBG_UPlugReason,(int32_t)reason), u_errorName(*status)); + + if(reason==UPLUG_REASON_QUERY) { + uplug_setPlugName(data, "High Plugin"); + uplug_setPlugLevel(data, UPLUG_LEVEL_HIGH); + } + + return UPLUG_TOKEN; +} + + +/* Debug Memory Plugin (see hpmufn.c) */ +static void * U_CALLCONV myMemAlloc(const void *context, size_t size) { + void *retPtr = (void *)malloc(size); + (void)context; /* unused */ + fprintf(stderr, "MEM: malloc(%d) = %p\n", (int32_t)size, retPtr); + return retPtr; +} + +static void U_CALLCONV myMemFree(const void *context, void *mem) { + (void)context; /* unused */ + + free(mem); + fprintf(stderr, "MEM: free(%p)\n", mem); +} + +static void * U_CALLCONV myMemRealloc(const void *context, void *mem, size_t size) { + void *retPtr; + (void)context; /* unused */ + + + if(mem==NULL) { + retPtr = NULL; + } else { + retPtr = realloc(mem, size); + } + fprintf(stderr, "MEM: realloc(%p, %d) = %p\n", mem, (int32_t)size, retPtr); + return retPtr; +} + +U_CAPI +UPlugTokenReturn U_EXPORT2 debugMemoryPlugin ( + UPlugData *data, + UPlugReason reason, + UErrorCode *status) { + fprintf(stderr,"debugMemoryPlugin: data=%p, reason=%s, status=%s\n", (void*)data, udbg_enumName(UDBG_UPlugReason,(int32_t)reason), u_errorName(*status)); + + if(reason==UPLUG_REASON_QUERY) { + uplug_setPlugLevel(data, UPLUG_LEVEL_LOW); + uplug_setPlugName(data, "Memory Plugin"); + } else if(reason==UPLUG_REASON_LOAD) { + u_setMemoryFunctions(uplug_getContext(data), &myMemAlloc, &myMemRealloc, &myMemFree, status); + fprintf(stderr, "MEM: status now %s\n", u_errorName(*status)); + } else if(reason==UPLUG_REASON_UNLOAD) { + fprintf(stderr, "MEM: not possible to unload this plugin (no way to reset memory functions)...\n"); + uplug_setPlugNoUnload(data, true); + } + + return UPLUG_TOKEN; +} + +#endif |