diff options
| -rw-r--r-- | include/highlevel.h | 3 | ||||
| -rw-r--r-- | lib/sqfshelper/Makemodule.am | 1 | ||||
| -rw-r--r-- | lib/sqfshelper/inode_stat.c | 78 |
3 files changed, 82 insertions, 0 deletions
diff --git a/include/highlevel.h b/include/highlevel.h index 8173d6f..1c1ea11 100644 --- a/include/highlevel.h +++ b/include/highlevel.h @@ -22,6 +22,7 @@ #include "data_writer.h" #include "fstree.h" +#include <sys/stat.h> #include <stdint.h> #include <stddef.h> @@ -120,4 +121,6 @@ int xattr_reader_restore_node(sqfs_xattr_reader_t *xr, fstree_t *fs, sqfs_inode_generic_t *tree_node_to_inode(fstree_t *fs, sqfs_id_table_t *idtbl, tree_node_t *node); +int inode_stat(const sqfs_tree_node_t *node, struct stat *sb); + #endif /* HIGHLEVEL_H */ diff --git a/lib/sqfshelper/Makemodule.am b/lib/sqfshelper/Makemodule.am index 623b2b0..32d9852 100644 --- a/lib/sqfshelper/Makemodule.am +++ b/lib/sqfshelper/Makemodule.am @@ -7,6 +7,7 @@ libsqfshelper_a_SOURCES += lib/sqfshelper/tree_node_to_inode.c libsqfshelper_a_SOURCES += lib/sqfshelper/write_export_table.c libsqfshelper_a_SOURCES += lib/sqfshelper/print_version.c libsqfshelper_a_SOURCES += lib/sqfshelper/xattr_reader.c +libsqfshelper_a_SOURCES += lib/sqfshelper/inode_stat.c libsqfshelper_a_SOURCES += lib/sqfshelper/compress.c lib/sqfshelper/comp_opt.c libsqfshelper_a_SOURCES += include/data_reader.h lib/sqfshelper/data_reader.c libsqfshelper_a_SOURCES += include/data_writer.h lib/sqfshelper/data_writer.c diff --git a/lib/sqfshelper/inode_stat.c b/lib/sqfshelper/inode_stat.c new file mode 100644 index 0000000..67ff764 --- /dev/null +++ b/lib/sqfshelper/inode_stat.c @@ -0,0 +1,78 @@ +/* SPDX-License-Identifier: GPL-3.0-or-later */ +/* + * inode_stat.c + * + * Copyright (C) 2019 David Oberhollenzer <goliath@infraroot.at> + */ +#include "config.h" + +#include "highlevel.h" + +#include <stdlib.h> +#include <string.h> +#include <stdio.h> + +int inode_stat(const sqfs_tree_node_t *node, struct stat *sb) +{ + memset(sb, 0, sizeof(*sb)); + + sb->st_mode = node->inode->base.mode; + sb->st_uid = node->uid; + sb->st_gid = node->gid; + sb->st_atime = node->inode->base.mod_time; + sb->st_mtime = node->inode->base.mod_time; + sb->st_ctime = node->inode->base.mod_time; + sb->st_ino = node->inode->base.inode_number; + sb->st_nlink = 1; + sb->st_blksize = 512; + + switch (node->inode->base.type) { + case SQFS_INODE_BDEV: + case SQFS_INODE_CDEV: + sb->st_rdev = node->inode->data.dev.devno; + sb->st_nlink = node->inode->data.dev.nlink; + break; + case SQFS_INODE_EXT_BDEV: + case SQFS_INODE_EXT_CDEV: + sb->st_rdev = node->inode->data.dev_ext.devno; + sb->st_nlink = node->inode->data.dev_ext.nlink; + break; + case SQFS_INODE_FIFO: + case SQFS_INODE_SOCKET: + sb->st_nlink = node->inode->data.ipc.nlink; + break; + case SQFS_INODE_EXT_FIFO: + case SQFS_INODE_EXT_SOCKET: + sb->st_nlink = node->inode->data.ipc_ext.nlink; + break; + case SQFS_INODE_SLINK: + sb->st_size = node->inode->data.slink.target_size; + sb->st_nlink = node->inode->data.slink.nlink; + break; + case SQFS_INODE_EXT_SLINK: + sb->st_size = node->inode->data.slink_ext.target_size; + sb->st_nlink = node->inode->data.slink_ext.nlink; + break; + case SQFS_INODE_FILE: + sb->st_size = node->inode->data.file.file_size; + break; + case SQFS_INODE_EXT_FILE: + sb->st_size = node->inode->data.file_ext.file_size; + sb->st_nlink = node->inode->data.file_ext.nlink; + break; + case SQFS_INODE_DIR: + sb->st_size = node->inode->data.dir.size; + sb->st_nlink = node->inode->data.dir.nlink; + break; + case SQFS_INODE_EXT_DIR: + sb->st_size = node->inode->data.dir_ext.size; + sb->st_nlink = node->inode->data.dir_ext.nlink; + break; + } + + sb->st_blocks = sb->st_size / sb->st_blksize; + if (sb->st_size % sb->st_blksize) + sb->st_blocks += 1; + + return 0; +} |