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// Copyright (C) 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 <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
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