From c3dc5b65224ebcb532671320644cfb626a1b2e67 Mon Sep 17 00:00:00 2001 From: David Oberhollenzer Date: Sun, 6 Oct 2019 21:54:26 +0200 Subject: Cleanup: move padd_sqfs to helper library Signed-off-by: David Oberhollenzer --- lib/sqfshelper/writer.c | 29 +++++++++++++++++++++++++++++ 1 file changed, 29 insertions(+) (limited to 'lib/sqfshelper/writer.c') diff --git a/lib/sqfshelper/writer.c b/lib/sqfshelper/writer.c index 7626b1c..5d31be7 100644 --- a/lib/sqfshelper/writer.c +++ b/lib/sqfshelper/writer.c @@ -48,6 +48,35 @@ static size_t os_get_max_ram(void) } #endif +static int padd_sqfs(sqfs_file_t *file, sqfs_u64 size, size_t blocksize) +{ + size_t padd_sz = size % blocksize; + int status = -1; + sqfs_u8 *buffer; + + if (padd_sz == 0) + return 0; + + padd_sz = blocksize - padd_sz; + + buffer = calloc(1, padd_sz); + if (buffer == NULL) + goto fail_errno; + + if (file->write_at(file, file->get_size(file), + buffer, padd_sz)) { + goto fail_errno; + } + + status = 0; +out: + free(buffer); + return status; +fail_errno: + perror("padding output file to block size"); + goto out; +} + void sqfs_writer_cfg_init(sqfs_writer_cfg_t *cfg) { size_t max_ram; -- cgit v1.2.3