| |
| /* |
| * 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 <stdlib.h> |
| #include <string.h> |
| #include <guththila_reader.h> |
| GUTHTHILA_EXPORT guththila_reader_t * GUTHTHILA_CALL |
| guththila_reader_create_for_file(guththila_char_t *file_name, const axutil_env_t * env) |
| { |
| guththila_reader_t * reader = NULL; |
| |
| FILE * f = NULL; |
| if (!file_name) |
| return NULL; |
| reader =(guththila_reader_t *) AXIS2_MALLOC(env->allocator, sizeof(guththila_reader_t)); |
| if (!reader) |
| return NULL; |
| f = fopen(file_name, "r"); |
| if (!f) |
| { |
| AXIS2_FREE(env->allocator, reader); |
| return NULL; |
| } |
| reader->fp = f; |
| reader->type = GUTHTHILA_FILE_READER; |
| return reader; |
| } |
| |
| GUTHTHILA_EXPORT guththila_reader_t * GUTHTHILA_CALL |
| guththila_reader_create_for_memory(void *buffer, int size, |
| const axutil_env_t * env) |
| { |
| guththila_reader_t * reader = |
| (guththila_reader_t *) AXIS2_MALLOC(env->allocator, |
| sizeof(guththila_reader_t)); |
| if (reader) |
| { |
| reader->type = GUTHTHILA_MEMORY_READER; |
| reader->buff = buffer; |
| reader->buff_size = size; |
| reader->fp = NULL; |
| return reader; |
| } |
| return NULL; |
| } |
| |
| GUTHTHILA_EXPORT guththila_reader_t * GUTHTHILA_CALL |
| guththila_reader_create_for_io(GUTHTHILA_READ_INPUT_CALLBACK |
| input_read_callback, void *ctx, |
| const axutil_env_t * env) |
| { |
| guththila_reader_t * reader = |
| (guththila_reader_t *) AXIS2_MALLOC(env->allocator, |
| sizeof(guththila_reader_t)); |
| if (reader) |
| { |
| reader->input_read_callback = input_read_callback; |
| reader->context = ctx; |
| reader->type = GUTHTHILA_IO_READER; |
| return reader; |
| } |
| return NULL; |
| } |
| GUTHTHILA_EXPORT void GUTHTHILA_CALL |
| guththila_reader_free( |
| guththila_reader_t * r, |
| const axutil_env_t * env) |
| { |
| if (r->type == GUTHTHILA_FILE_READER && r->fp) |
| { |
| fclose(r->fp); |
| } |
| AXIS2_FREE(env->allocator, r); |
| |
| } |
| GUTHTHILA_EXPORT int GUTHTHILA_CALL |
| guththila_reader_read( |
| guththila_reader_t * r, |
| guththila_char_t * buffer, |
| int offset, |
| int length, |
| const axutil_env_t * env) |
| { |
| int rt = r->type; |
| switch (rt) |
| { |
| case GUTHTHILA_FILE_READER: |
| return (int) fread(buffer + offset, 1, length, r->fp); |
| case GUTHTHILA_IO_READER: |
| return r->input_read_callback((buffer + offset), length, r->context); |
| default: |
| return 0; |
| } |
| } |
| |
| |