From 0abe1816da2706f87432c4e04918ad0eec902479 Mon Sep 17 00:00:00 2001 From: David Oberhollenzer Date: Fri, 16 Jun 2023 19:46:46 +0200 Subject: Move data writer ostream into libsquashfs It is mainly a very thin wrapper on top of the block processor so far. Signed-off-by: David Oberhollenzer --- lib/common/src/data_writer_ostream.c | 91 ------------------------------------ 1 file changed, 91 deletions(-) delete mode 100644 lib/common/src/data_writer_ostream.c (limited to 'lib/common/src') diff --git a/lib/common/src/data_writer_ostream.c b/lib/common/src/data_writer_ostream.c deleted file mode 100644 index 59abd7a..0000000 --- a/lib/common/src/data_writer_ostream.c +++ /dev/null @@ -1,91 +0,0 @@ -/* SPDX-License-Identifier: GPL-3.0-or-later */ -/* - * data_writer_ostream.c - * - * Copyright (C) 2019 David Oberhollenzer - */ -#include "config.h" -#include "common.h" - -#include - -typedef struct{ - sqfs_ostream_t base; - - sqfs_block_processor_t *proc; - const char *filename; -} data_writer_ostream_t; - -static int stream_append(sqfs_ostream_t *base, const void *data, size_t size) -{ - data_writer_ostream_t *strm = (data_writer_ostream_t *)base; - int ret; - - ret = sqfs_block_processor_append(strm->proc, data, size); - - if (ret != 0) { - sqfs_perror(strm->filename, NULL, ret); - return -1; - } - - return 0; -} - -static int stream_flush(sqfs_ostream_t *base) -{ - data_writer_ostream_t *strm = (data_writer_ostream_t *)base; - int ret; - - ret = sqfs_block_processor_end_file(strm->proc); - - if (ret != 0) { - sqfs_perror(strm->filename, NULL, ret); - return -1; - } - - return 0; -} - -static const char *stream_get_filename(sqfs_ostream_t *base) -{ - data_writer_ostream_t *strm = (data_writer_ostream_t *)base; - - return strm->filename; -} - -static void stream_destroy(sqfs_object_t *base) -{ - free(base); -} - -sqfs_ostream_t *data_writer_ostream_create(const char *filename, - sqfs_block_processor_t *proc, - sqfs_inode_generic_t **inode, - int flags) -{ - data_writer_ostream_t *strm = calloc(1, sizeof(*strm)); - sqfs_ostream_t *base = (sqfs_ostream_t *)strm; - int ret; - - if (strm == NULL) { - perror(filename); - return NULL; - } - - sqfs_object_init(strm, stream_destroy, NULL); - - ret = sqfs_block_processor_begin_file(proc, inode, NULL, flags); - - if (ret != 0) { - sqfs_perror(filename, NULL, ret); - free(strm); - return NULL; - } - - strm->proc = proc; - strm->filename = filename; - base->append = stream_append; - base->flush = stream_flush; - base->get_filename = stream_get_filename; - return base; -} -- cgit v1.2.3