| /* |
| * 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 <string.h> |
| #include <stdlib.h> |
| #include "axis2_cgi_stream.h" |
| |
| /** |
| * @brief Stream struct impl |
| * Streaming mechanisms for cgi |
| */ |
| |
| typedef struct cgi_stream_impl |
| { |
| axutil_stream_t stream; |
| axutil_stream_type_t stream_type; |
| unsigned int cur_pos; |
| unsigned int content_length; |
| } cgi_stream_impl_t; |
| |
| #define AXIS2_INTF_TO_IMPL(stream) ((cgi_stream_impl_t *)(stream)) |
| |
| axutil_stream_type_t AXIS2_CALL |
| cgi_stream_get_type( |
| axutil_stream_t * stream, |
| const axutil_env_t * env); |
| |
| int AXIS2_CALL cgi_stream_write( |
| axutil_stream_t * stream, |
| const axutil_env_t * env, |
| const void *buffer, |
| size_t count); |
| |
| int AXIS2_CALL cgi_stream_read( |
| axutil_stream_t * stream, |
| const axutil_env_t * env, |
| void *buffer, |
| size_t count); |
| |
| int AXIS2_CALL cgi_stream_skip( |
| axutil_stream_t * stream, |
| const axutil_env_t * env, |
| int count); |
| |
| int AXIS2_CALL cgi_stream_get_char( |
| axutil_stream_t * stream, |
| const axutil_env_t * env); |
| |
| axutil_stream_t *AXIS2_CALL |
| axutil_stream_create_cgi( |
| const axutil_env_t * env, |
| unsigned int content_length) |
| { |
| cgi_stream_impl_t *stream_impl = NULL; |
| AXIS2_ENV_CHECK(env, NULL); |
| AXIS2_PARAM_CHECK(env->error, content_length, NULL); |
| |
| stream_impl = (cgi_stream_impl_t *)AXIS2_MALLOC(env->allocator, sizeof(cgi_stream_impl_t)); |
| |
| if(!stream_impl) |
| { |
| return NULL; |
| } |
| stream_impl->cur_pos = 0; |
| stream_impl->content_length = content_length; |
| stream_impl->stream_type = AXIS2_STREAM_MANAGED; |
| |
| axutil_stream_set_read(&(stream_impl->stream), env, cgi_stream_read); |
| axutil_stream_set_write(&(stream_impl->stream), env, cgi_stream_write); |
| axutil_stream_set_skip(&(stream_impl->stream), env, cgi_stream_skip); |
| |
| return &(stream_impl->stream); |
| } |
| int AXIS2_CALL |
| cgi_stream_read( |
| axutil_stream_t * stream, |
| const axutil_env_t * env, |
| void *buffer, |
| size_t count) |
| { |
| /*void *temp_buff = NULL;*/ |
| /*unsigned int data_to_read = 0;*/ |
| size_t read_bytes = 0; |
| /*axis2_bool_t ret_ok = AXIS2_TRUE;*/ |
| |
| cgi_stream_impl_t *stream_impl = NULL; |
| /*char *temp = NULL;*/ |
| |
| AXIS2_ENV_CHECK(env, AXIS2_CRITICAL_FAILURE); |
| stream_impl = (cgi_stream_impl_t *)stream; |
| |
| if(count < stream_impl->content_length) |
| { |
| read_bytes = fread(buffer, sizeof(char), count, stdin); |
| } |
| else |
| { |
| read_bytes = fread(buffer, sizeof(char), stream_impl->content_length, stdin); |
| } |
| |
| return (int)read_bytes; |
| } |
| |
| int AXIS2_CALL |
| cgi_stream_write( |
| axutil_stream_t * stream, |
| const axutil_env_t * env, |
| const void *buf, |
| size_t count) |
| { |
| /* Cannot write on cgi stdin, explicitly an input stream */ |
| |
| return -1; |
| } |
| |
| int AXIS2_CALL |
| cgi_stream_skip( |
| axutil_stream_t * stream, |
| const axutil_env_t * env, |
| int count) |
| { |
| cgi_stream_impl_t *stream_impl = NULL; |
| int skipped = -1; |
| AXIS2_ENV_CHECK(env, AXIS2_CRITICAL_FAILURE); |
| stream_impl = AXIS2_INTF_TO_IMPL(stream); |
| |
| if(fseek(stdin, count, SEEK_CUR) == 0) |
| skipped = count; |
| return skipped; |
| } |
| |
| int AXIS2_CALL |
| cgi_stream_get_char( |
| axutil_stream_t * stream, |
| const axutil_env_t * env) |
| { |
| int ret = -1; |
| AXIS2_ENV_CHECK(env, AXIS2_CRITICAL_FAILURE); |
| |
| return ret; |
| } |
| |
| axutil_stream_type_t AXIS2_CALL |
| cgi_stream_get_type( |
| axutil_stream_t * stream, |
| const axutil_env_t * env) |
| { |
| AXIS2_ENV_CHECK(env, AXIS2_CRITICAL_FAILURE); |
| return AXIS2_INTF_TO_IMPL(stream)->stream_type; |
| } |