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-rw-r--r--bin/gensquashfs/src/mkfs.c66
1 files changed, 47 insertions, 19 deletions
diff --git a/bin/gensquashfs/src/mkfs.c b/bin/gensquashfs/src/mkfs.c
index 6d04040..248eb74 100644
--- a/bin/gensquashfs/src/mkfs.c
+++ b/bin/gensquashfs/src/mkfs.c
@@ -6,13 +6,56 @@
*/
#include "mkfs.h"
+static int pack_file(sqfs_block_processor_t *data,
+ const char *path, tree_node_t *n, const options_t *opt)
+{
+ sqfs_ostream_t *out = NULL;
+ sqfs_istream_t *in = NULL;
+ sqfs_file_handle_t hnd;
+ sqfs_u64 filesize;
+ int ret, flags;
+
+ ret = sqfs_native_file_open(&hnd, path, SQFS_FILE_OPEN_READ_ONLY);
+ if (ret)
+ goto done;
+
+ ret = sqfs_native_file_get_size(hnd, &filesize);
+ if (ret)
+ goto done;
+
+ ret = sqfs_istream_open_handle(&in, path, hnd, 0);
+ if (ret)
+ goto done;
+
+ flags = n->data.file.flags;
+ if (opt->no_tail_packing && filesize > opt->cfg.block_size)
+ flags |= SQFS_BLK_DONT_FRAGMENT;
+
+ ret = sqfs_block_processor_create_ostream(&out, path, data,
+ &(n->data.file.inode), flags);
+ if (ret)
+ goto done;
+
+ do {
+ ret = sqfs_istream_splice(in, out, opt->cfg.block_size);
+ } while (ret > 0);
+
+ if (ret == 0)
+ ret = out->flush(out);
+done:
+ if (ret)
+ sqfs_perror(path, NULL, ret);
+ if (in == NULL)
+ sqfs_native_file_close(hnd);
+ sqfs_drop(out);
+ sqfs_drop(in);
+ return ret;
+}
+
static int pack_files(sqfs_block_processor_t *data, fstree_t *fs,
options_t *opt)
{
- sqfs_u64 filesize;
- sqfs_file_t *file;
tree_node_t *node;
- int flags;
int ret;
if (opt->packdir != NULL && chdir(opt->packdir) != 0) {
@@ -40,22 +83,7 @@ static int pack_files(sqfs_block_processor_t *data, fstree_t *fs,
if (!opt->cfg.quiet)
printf("packing %s\n", path);
- ret = sqfs_file_open(&file, path, SQFS_FILE_OPEN_READ_ONLY);
- if (ret) {
- sqfs_perror(path, "open", ret);
- free(node_path);
- return -1;
- }
-
- flags = node->data.file.flags;
- filesize = file->get_size(file);
-
- if (opt->no_tail_packing && filesize > opt->cfg.block_size)
- flags |= SQFS_BLK_DONT_FRAGMENT;
-
- ret = write_data_from_file(path, data, &(node->data.file.inode),
- file, flags);
- sqfs_drop(file);
+ ret = pack_file(data, path, node, opt);
free(node_path);
if (ret)