diff options
Diffstat (limited to 'src/gzip.h')
-rw-r--r-- | src/gzip.h | 82 |
1 files changed, 0 insertions, 82 deletions
diff --git a/src/gzip.h b/src/gzip.h deleted file mode 100644 index 2f91000..0000000 --- a/src/gzip.h +++ /dev/null @@ -1,82 +0,0 @@ -/* - * Copyright (C) 2023 Patrick McDermott - * - * This file is part of opkg-opk. - * - * opkg-opk is free software: you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation, either version 3 of the License, or - * (at your option) any later version. - * - * opkg-opk is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with opkg-opk. If not, see <https://www.gnu.org/licenses/>. - */ - -#ifndef OPKG_OPK_GZIP_H_ -#define OPKG_OPK_GZIP_H_ - -#include <stdio.h> - -struct opkg_opk_gzip; - -typedef int (opkg_opk_gzip_read_func)(void *, char **, size_t *); - -/* - * Allocates and initializes a decompression structure. - * Parameters: - * - read: Function to read compressed data. Parameter 1 is user_data, - * parameter 2 is an address in which the read function should - * store an address to compressed data, and parameter 3 is an - * address in which the read function should store the size of read - * compressed data. Should return OPKG_OPK_OK if data is read, - * OPKG_OPK_END if no more data is available (end of file or - * archive), or OPKG_OPK_ERROR on error. - * - user_data: Passed to read function. - * Returns: - * - Allocated decompression structure on success. Free with - * opkg_opk_gzip_free(). - * - NULL on memory exhaustion. - */ -struct opkg_opk_gzip * -opkg_opk_gzip_init_read(opkg_opk_gzip_read_func *read_func, void *user_data); - -struct opkg_opk_gzip * -opkg_opk_gzip_init_write(FILE *write_fp); - -/* - * Reads and decompresses data to output the next record (512 octets). - * Parameters: - * - gzip: Decompression structure. - * - record: Address in which to store decompressed record. - * Returns: - * - OPKG_OPK_OK if a record is read and decompressed. - * - OPKG_OPK_END if the end of the gzip stream is reached. - * - OPKG_OPK_ERROR if the read function returned an error, the compressed input - * data or gzip stream end prematurely, or zlib returns an error. - */ -int -opkg_opk_gzip_read(struct opkg_opk_gzip *gzip, void *record); - -int -opkg_opk_gzip_write(struct opkg_opk_gzip *gzip, void *record, size_t size); - -size_t -opkg_opk_gzip_written(struct opkg_opk_gzip *gzip) __attribute__((__pure__)); - -int -opkg_opk_gzip_finish_write(struct opkg_opk_gzip *gzip); - -/* - * Frees a decompression structure. - * Parameters: - * - gzip: Decompression structure. - */ -int -opkg_opk_gzip_free(struct opkg_opk_gzip *gzip); - -#endif /* OPKG_OPK_GZIP_H_ */ |