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-rw-r--r--unpack/dump_xattrs.c120
1 files changed, 0 insertions, 120 deletions
diff --git a/unpack/dump_xattrs.c b/unpack/dump_xattrs.c
deleted file mode 100644
index 93b0b01..0000000
--- a/unpack/dump_xattrs.c
+++ /dev/null
@@ -1,120 +0,0 @@
-/* SPDX-License-Identifier: GPL-3.0-or-later */
-/*
- * dump_xattrs.c
- *
- * Copyright (C) 2019 David Oberhollenzer <goliath@infraroot.at>
- */
-#include "rdsquashfs.h"
-
-static void print_hex(const sqfs_u8 *value, size_t len)
-{
- printf("0x");
-
- while (len--)
- printf("%02X", *(value++));
-}
-
-static bool is_printable(const sqfs_u8 *value, size_t len)
-{
- size_t utf8_cont = 0;
- sqfs_u8 x;
-
- while (len--) {
- x = *(value++);
-
- if (utf8_cont > 0) {
- if ((x & 0xC0) != 0x80)
- return false;
-
- --utf8_cont;
- } else {
- if (x < 0x80) {
- if (x < 0x20) {
- if (x >= 0x07 && x <= 0x0D)
- continue;
- if (x == 0x00)
- continue;
- return false;
- }
-
- if (x == 0x7F)
- return false;
- }
-
- if ((x & 0xE0) == 0xC0) {
- utf8_cont = 1;
- } else if ((x & 0xF0) == 0xE0) {
- utf8_cont = 2;
- } else if ((x & 0xF8) == 0xF0) {
- utf8_cont = 3;
- } else if ((x & 0xFC) == 0xF8) {
- utf8_cont = 4;
- } else if ((x & 0xFE) == 0xFC) {
- utf8_cont = 5;
- }
-
- if (utf8_cont > 0 && len < utf8_cont)
- return false;
- }
- }
-
- return true;
-}
-
-int dump_xattrs(sqfs_xattr_reader_t *xattr, const sqfs_inode_generic_t *inode)
-{
- sqfs_xattr_value_t *value;
- sqfs_xattr_entry_t *key;
- sqfs_xattr_id_t desc;
- sqfs_u32 index;
- size_t i;
-
- if (xattr == NULL)
- return 0;
-
- sqfs_inode_get_xattr_index(inode, &index);
-
- if (index == 0xFFFFFFFF)
- return 0;
-
- if (sqfs_xattr_reader_get_desc(xattr, index, &desc)) {
- fputs("Error resolving xattr index\n", stderr);
- return -1;
- }
-
- if (sqfs_xattr_reader_seek_kv(xattr, &desc)) {
- fputs("Error locating xattr key-value pairs\n", stderr);
- return -1;
- }
-
- for (i = 0; i < desc.count; ++i) {
- if (sqfs_xattr_reader_read_key(xattr, &key)) {
- fputs("Error reading xattr key\n", stderr);
- return -1;
- }
-
- if (sqfs_xattr_reader_read_value(xattr, key, &value)) {
- fputs("Error reading xattr value\n", stderr);
- free(key);
- return -1;
- }
-
- if (is_printable(key->key, key->size)) {
- printf("%s=", key->key);
- } else {
- print_hex(key->key, key->size);
- }
-
- if (is_printable(value->value, value->size)) {
- printf("%s\n", value->value);
- } else {
- print_hex(value->value, value->size);
- printf("\n");
- }
-
- free(key);
- free(value);
- }
-
- return 0;
-}