From f780c9542d2c96cb0ae00a8de8d67b9a8fd278cd Mon Sep 17 00:00:00 2001 From: David Oberhollenzer Date: Tue, 3 Sep 2019 12:54:15 +0200 Subject: Add fstree independend directory writer to libsquashfs.so This commit adds a directory writer to libsquashfs that wrapps a meta data writer and provides a higher-level interface for writing directory entries. Under the hood it enforces the rules that squashfs insists upon. Signed-off-by: David Oberhollenzer --- include/sqfs/dir.h | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) (limited to 'include/sqfs/dir.h') diff --git a/include/sqfs/dir.h b/include/sqfs/dir.h index 5c822f1..818ca87 100644 --- a/include/sqfs/dir.h +++ b/include/sqfs/dir.h @@ -10,6 +10,7 @@ #include "config.h" #include "sqfs/meta_reader.h" +#include "sqfs/meta_writer.h" #include @@ -36,6 +37,8 @@ typedef struct { uint8_t name[]; } sqfs_dir_index_t; +typedef struct sqfs_dir_writer_t sqfs_dir_writer_t; + #ifdef __cplusplus extern "C" { #endif @@ -47,6 +50,27 @@ int meta_reader_read_dir_header(meta_reader_t *m, sqfs_dir_header_t *hdr); The function internally prints to stderr on failure */ sqfs_dir_entry_t *meta_reader_read_dir_ent(meta_reader_t *m); +sqfs_dir_writer_t *sqfs_dir_writer_create(meta_writer_t *dm); + +void sqfs_dir_writer_destroy(sqfs_dir_writer_t *writer); + +int sqfs_dir_writer_begin(sqfs_dir_writer_t *writer); + +int sqfs_dir_writer_add_entry(sqfs_dir_writer_t *writer, const char *name, + uint32_t inode_num, uint64_t inode_ref, + mode_t mode); + +int sqfs_dir_writer_end(sqfs_dir_writer_t *writer); + +size_t sqfs_dir_writer_get_size(sqfs_dir_writer_t *writer); + +uint64_t sqfs_dir_writer_get_dir_reference(sqfs_dir_writer_t *writer); + +size_t sqfs_dir_writer_get_index_size(sqfs_dir_writer_t *writer); + +int sqfs_dir_writer_write_index(sqfs_dir_writer_t *writer, + meta_writer_t *im); + #ifdef __cplusplus } #endif -- cgit v1.2.3