| /* |
| * 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. |
| */ |
| #ifdef AXIS2_LIBCURL_ENABLED |
| |
| #include "libcurl_stream.h" |
| #include <string.h> |
| |
| typedef struct libcurl_stream_impl |
| { |
| axutil_stream_t stream; |
| axutil_stream_type_t stream_type; |
| axis2_char_t *buffer; |
| int size; |
| int read_len; |
| } |
| libcurl_stream_impl_t; |
| |
| #define AXIS2_INTF_TO_IMPL(stream) ((libcurl_stream_impl_t *)(stream)) |
| |
| /********************************Function headers******************************/ |
| axutil_stream_type_t AXIS2_CALL libcurl_stream_get_type( |
| axutil_stream_t * stream, |
| const axutil_env_t * env); |
| |
| int AXIS2_CALL libcurl_stream_write( |
| axutil_stream_t * stream, |
| const axutil_env_t * env, |
| const void *buffer, |
| size_t count); |
| |
| int AXIS2_CALL libcurl_stream_read( |
| axutil_stream_t * stream, |
| const axutil_env_t * env, |
| void *buffer, |
| size_t count); |
| |
| int AXIS2_CALL libcurl_stream_skip( |
| axutil_stream_t * stream, |
| const axutil_env_t * env, |
| int count); |
| |
| int AXIS2_CALL libcurl_stream_get_char( |
| axutil_stream_t * stream, |
| const axutil_env_t * env); |
| |
| /************************* End of function headers ****************************/ |
| |
| /* |
| * Internal function. Not exposed to outside |
| */ |
| AXIS2_EXTERN axutil_stream_t *AXIS2_CALL |
| axutil_stream_create_libcurl( |
| const axutil_env_t * env, |
| axis2_char_t * buffer, |
| unsigned int size) |
| { |
| libcurl_stream_impl_t *stream_impl = NULL; |
| |
| AXIS2_PARAM_CHECK(env->error, buffer, NULL); |
| |
| stream_impl = |
| (libcurl_stream_impl_t *) AXIS2_MALLOC(env->allocator, |
| sizeof(libcurl_stream_impl_t)); |
| |
| if (!stream_impl) |
| { |
| AXIS2_HANDLE_ERROR(env, AXIS2_ERROR_NO_MEMORY, AXIS2_FAILURE); |
| return NULL; |
| } |
| |
| stream_impl->buffer = buffer; |
| stream_impl->size = size; |
| stream_impl->read_len = 0; |
| stream_impl->stream_type = AXIS2_STREAM_MANAGED; |
| |
| axutil_stream_set_read(&(stream_impl->stream), env, libcurl_stream_read); |
| axutil_stream_set_write(&(stream_impl->stream), env, libcurl_stream_write); |
| axutil_stream_set_skip(&(stream_impl->stream), env, libcurl_stream_skip); |
| |
| return &(stream_impl->stream); |
| } |
| |
| void AXIS2_CALL |
| libcurl_stream_free( |
| void * stream, |
| const axutil_env_t * env) |
| { |
| libcurl_stream_impl_t *stream_impl = NULL; |
| |
| stream_impl = AXIS2_INTF_TO_IMPL(stream); |
| AXIS2_FREE(env->allocator, stream_impl); |
| |
| return; |
| } |
| |
| int AXIS2_CALL |
| libcurl_stream_read( |
| axutil_stream_t * stream, |
| const axutil_env_t * env, |
| void *buffer, |
| size_t count) |
| { |
| libcurl_stream_impl_t *stream_impl = NULL; |
| int read = 0; |
| int unread = 0; |
| |
| stream_impl = AXIS2_INTF_TO_IMPL(stream); |
| if (stream_impl->size >= (int)count) |
| /* We are sure that the difference lies within the int range */ |
| { |
| if (buffer && (stream_impl->size > stream_impl->read_len)) |
| { |
| unread = (stream_impl->size - stream_impl->read_len); |
| if (unread > (int)count) |
| /* We are sure that the difference lies within the int range */ |
| { |
| memcpy(buffer, &stream_impl->buffer[stream_impl->read_len], |
| count); |
| read = (int)count; |
| /* We are sure that the difference lies within the int range */ |
| stream_impl->read_len += read; |
| } |
| else |
| { |
| memcpy(buffer, &stream_impl->buffer[stream_impl->read_len], |
| unread); |
| read = unread; |
| stream_impl->read_len += read; |
| } |
| } |
| else |
| read = 0; |
| } |
| else |
| { |
| if (buffer && (stream_impl->size > stream_impl->read_len)) |
| { |
| memcpy(buffer, &stream_impl->buffer[stream_impl->read_len], |
| stream_impl->size - stream_impl->read_len); |
| read = stream_impl->size - stream_impl->read_len; |
| stream_impl->read_len += read; |
| } |
| else |
| read = 0; |
| } |
| return read; |
| } |
| |
| int AXIS2_CALL |
| libcurl_stream_write( |
| axutil_stream_t * stream, |
| const axutil_env_t * env, |
| const void *buffer, |
| size_t count) |
| { |
| return (int)count; |
| /* We are sure that the difference lies within the int range */ |
| } |
| |
| int AXIS2_CALL |
| libcurl_stream_skip( |
| axutil_stream_t * stream, |
| const axutil_env_t * env, |
| int count) |
| { |
| return 0; |
| } |
| |
| int AXIS2_CALL |
| libcurl_stream_get_char( |
| axutil_stream_t * stream, |
| const axutil_env_t * env) |
| { |
| return 0; |
| } |
| |
| #endif /* AXIS2_LIBCURL_ENABLED */ |
| |