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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <stdio.h>
#include <axutil_string.h>
#include <axutil_utils.h>
#include <axiom_mtom_sending_callback.h>
#include <sys/stat.h>
#define MAX_BUFFER_SIZE 1024
struct storage_handler
{
FILE *fp;
int storage_size;
axis2_char_t *buffer;
int buffer_size;
};
typedef struct storage_handler storage_handler_t;
AXIS2_EXTERN axis2_status_t AXIS2_CALL
mtom_sending_callback_free(axiom_mtom_sending_callback_t *mtom_sending_callback,
const axutil_env_t* env)
{
if (mtom_sending_callback)
{
if (mtom_sending_callback->ops)
{
AXIS2_FREE(env->allocator, mtom_sending_callback->ops);
}
AXIS2_FREE(env->allocator, mtom_sending_callback);
}
return AXIS2_SUCCESS;
}
AXIS2_EXTERN void* AXIS2_CALL
mtom_sending_callback_init_handler(axiom_mtom_sending_callback_t *mtom_sending_callback,
const axutil_env_t* env,
void *user_param)
{
axis2_char_t *file_name = NULL;
storage_handler_t *storage_handler = NULL;
struct stat stat_p;
if(user_param)
{
/*file_name = axutil_stracat(env, "/tmp/", (axis2_char_t *)user_param);*/
file_name = (axis2_char_t *)user_param;
}
else
{
return NULL;
}
if (stat(file_name, &stat_p) == -1)
{
return NULL;
}
storage_handler = AXIS2_MALLOC(env->allocator,
sizeof(storage_handler_t));
storage_handler->fp = fopen(file_name, "rb");
storage_handler->storage_size = stat_p.st_size;
if(storage_handler->storage_size > MAX_BUFFER_SIZE)
{
storage_handler->buffer_size = MAX_BUFFER_SIZE;
}
else
{
storage_handler->buffer_size = storage_handler->storage_size;
}
storage_handler->buffer = (axis2_char_t *)AXIS2_MALLOC(env->allocator,
sizeof(axis2_char_t)*(storage_handler->buffer_size));
/*
#if !defined(WIN32)
{
axis2_char_t permission_str[256];
sprintf(permission_str, "chmod 777 %s", file_name);
system(permission_str);
}
#endif
*/
/*if(file_name)
{
AXIS2_FREE(env->allocator, file_name);
file_name = NULL;
}*/
return (void *)storage_handler;
}
AXIS2_EXTERN int AXIS2_CALL
mtom_sending_callback_load_data(axiom_mtom_sending_callback_t *mtom_sending_callback,
const axutil_env_t* env,
void *handler,
axis2_char_t **buffer)
{
int len = 0;
FILE *fp = ((storage_handler_t *)(handler))->fp;
storage_handler_t *storage_handler = NULL;
storage_handler = (storage_handler_t *)handler;
memset(storage_handler->buffer, 0, storage_handler->buffer_size);
if(feof(fp))
{
return 0;
}
else
{
len = (int)fread(storage_handler->buffer, 1,
storage_handler->buffer_size, fp);
}
*buffer = storage_handler->buffer;
return len;
}
AXIS2_EXTERN axis2_status_t AXIS2_CALL
mtom_sending_callback_close_handler(axiom_mtom_sending_callback_t *mtom_sending_callback,
const axutil_env_t* env,
void* handler)
{
axis2_status_t status = AXIS2_SUCCESS;
storage_handler_t *storage_handler = NULL;
storage_handler = (storage_handler_t *)handler;
if(fclose(storage_handler->fp) != 0)
{
status = AXIS2_FAILURE;
}
AXIS2_FREE(env->allocator, storage_handler->buffer);
storage_handler->buffer = NULL;
AXIS2_FREE(env->allocator, storage_handler);
storage_handler = NULL;
return status;
}
/**
* Following block distinguish the exposed part of the dll.
*/
AXIS2_EXPORT int
axis2_get_instance(axiom_mtom_sending_callback_t **inst,
const axutil_env_t *env)
{
axiom_mtom_sending_callback_t* mtom_sending_callback = NULL;
mtom_sending_callback = AXIS2_MALLOC(env->allocator,
sizeof(axiom_mtom_sending_callback_t));
mtom_sending_callback->ops = AXIS2_MALLOC(
env->allocator, sizeof(axiom_mtom_sending_callback_ops_t));
/*assign function pointers*/
mtom_sending_callback->ops->init_handler = mtom_sending_callback_init_handler;
mtom_sending_callback->ops->load_data = mtom_sending_callback_load_data;
mtom_sending_callback->ops->close_handler = mtom_sending_callback_close_handler;
mtom_sending_callback->ops->free = mtom_sending_callback_free;
*inst = mtom_sending_callback;
if (!(*inst))
{
AXIS2_LOG_ERROR(env->log, AXIS2_LOG_SI,
"Cannot load the mtom_sending callback");
return AXIS2_FAILURE;
}
return AXIS2_SUCCESS;
}
AXIS2_EXPORT int axis2_remove_instance(axiom_mtom_sending_callback_t *inst,
const axutil_env_t *env)
{
axis2_status_t status = AXIS2_FAILURE;
if (inst)
{
status = AXIOM_MTOM_SENDING_CALLBACK_FREE(inst, env);
}
return status;
}
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