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-rw-r--r--lib/sqfshelper/writer.c29
1 files changed, 29 insertions, 0 deletions
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;