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-rw-r--r--lib/common/comp_lzo.c6
-rw-r--r--lib/common/mkdir_p.c21
-rw-r--r--lib/common/serialize_fstree.c2
-rw-r--r--lib/common/write_export_table.c2
-rw-r--r--lib/compat/Makemodule.am1
-rw-r--r--lib/compat/chdir.c27
-rw-r--r--lib/compat/path_to_windows.c43
-rw-r--r--lib/fstree/gen_inode_table.c3
-rw-r--r--lib/sqfs/Makemodule.am1
-rw-r--r--lib/sqfs/alloc.c (renamed from lib/util/alloc.c)3
-rw-r--r--lib/sqfs/comp/internal.h2
-rw-r--r--lib/sqfs/data_reader.c2
-rw-r--r--lib/sqfs/data_writer/internal.h2
-rw-r--r--lib/sqfs/dir_reader.c2
-rw-r--r--lib/sqfs/dir_writer.c2
-rw-r--r--lib/sqfs/meta_reader.c2
-rw-r--r--lib/sqfs/meta_writer.c2
-rw-r--r--lib/sqfs/read_inode.c2
-rw-r--r--lib/sqfs/read_super.c2
-rw-r--r--lib/sqfs/read_table.c2
-rw-r--r--lib/sqfs/read_tree.c2
-rw-r--r--lib/sqfs/str_table.c2
-rw-r--r--lib/sqfs/util.h31
-rw-r--r--lib/sqfs/write_table.c2
-rw-r--r--lib/sqfs/xattr_reader.c2
-rw-r--r--lib/sqfs/xattr_writer.c2
-rw-r--r--lib/util/Makemodule.am2
27 files changed, 105 insertions, 67 deletions
diff --git a/lib/common/comp_lzo.c b/lib/common/comp_lzo.c
index 473b76f..cf5a362 100644
--- a/lib/common/comp_lzo.c
+++ b/lib/common/comp_lzo.c
@@ -176,7 +176,7 @@ static sqfs_compressor_t *lzo_create_copy(sqfs_compressor_t *cmp)
lzo_compressor_t *other = (lzo_compressor_t *)cmp;
lzo_compressor_t *lzo;
- lzo = alloc_flex(sizeof(*lzo), 1, lzo_algs[other->algorithm].bufsize);
+ lzo = calloc(1, sizeof(*lzo) + lzo_algs[other->algorithm].bufsize);
if (lzo == NULL)
return NULL;
@@ -209,8 +209,8 @@ sqfs_compressor_t *lzo_compressor_create(const sqfs_compressor_config_t *cfg)
return NULL;
}
- lzo = alloc_flex(sizeof(*lzo), 1,
- lzo_algs[cfg->opt.lzo.algorithm].bufsize);
+ lzo = calloc(1,
+ sizeof(*lzo) + lzo_algs[cfg->opt.lzo.algorithm].bufsize);
base = (sqfs_compressor_t *)lzo;
if (lzo == NULL)
diff --git a/lib/common/mkdir_p.c b/lib/common/mkdir_p.c
index a568567..0413495 100644
--- a/lib/common/mkdir_p.c
+++ b/lib/common/mkdir_p.c
@@ -12,9 +12,6 @@
#include <errno.h>
#ifdef _WIN32
-#define WIN32_LEAN_AND_MEAN
-#include <windows.h>
-
/*
Supported paths:
- <letter>:\ <absolute path>
@@ -85,25 +82,13 @@ static WCHAR *skip_prefix(WCHAR *ptr)
int mkdir_p(const char *path)
{
WCHAR *wpath, *ptr, *end;
- DWORD length, error;
+ DWORD error;
bool done;
- length = MultiByteToWideChar(CP_UTF8, 0, path, -1, NULL, 0) + 1;
- wpath = alloc_array(sizeof(wpath[0]), length);
- if (wpath == NULL) {
- fprintf(stderr, "Converting UTF-8 path to UTF-16: %ld\n",
- GetLastError());
+ wpath = path_to_windows(path);
+ if (wpath == NULL)
return -1;
- }
-
- MultiByteToWideChar(CP_UTF8, 0, path, -1, wpath, length);
- wpath[length - 1] = '\0';
-
- for (ptr = wpath; *ptr != '\0'; ++ptr) {
- if (*ptr == '/')
- *ptr = '\\';
- }
ptr = skip_prefix(wpath);
if (ptr == NULL) {
diff --git a/lib/common/serialize_fstree.c b/lib/common/serialize_fstree.c
index 14a5a4e..42843e2 100644
--- a/lib/common/serialize_fstree.c
+++ b/lib/common/serialize_fstree.c
@@ -19,7 +19,7 @@ static sqfs_inode_generic_t *tree_node_to_inode(tree_node_t *node)
if (S_ISLNK(node->mode))
extra = strlen(node->data.slink_target);
- inode = alloc_flex(sizeof(*inode), 1, extra);
+ inode = calloc(1, sizeof(*inode) + extra);
if (inode == NULL) {
perror("creating inode");
return NULL;
diff --git a/lib/common/write_export_table.c b/lib/common/write_export_table.c
index c797577..c0d4993 100644
--- a/lib/common/write_export_table.c
+++ b/lib/common/write_export_table.c
@@ -20,7 +20,7 @@ int write_export_table(const char *filename, sqfs_file_t *file,
if (fs->inode_tbl_size < 1)
return 0;
- table = alloc_array(sizeof(sqfs_u64), fs->inode_tbl_size);
+ table = calloc(1, sizeof(sqfs_u64) * fs->inode_tbl_size);
if (table == NULL) {
perror("Allocating NFS export table");
diff --git a/lib/compat/Makemodule.am b/lib/compat/Makemodule.am
index fb37b46..7137f2c 100644
--- a/lib/compat/Makemodule.am
+++ b/lib/compat/Makemodule.am
@@ -1,5 +1,6 @@
libcompat_a_SOURCES = lib/compat/getline.c lib/compat/getsubopt.c
libcompat_a_SOURCES += lib/compat/strndup.c lib/compat/mockups.c
libcompat_a_SOURCES += lib/compat/chdir.c include/compat.h
+libcompat_a_SOURCES += lib/compat/path_to_windows.c
noinst_LIBRARIES += libcompat.a
diff --git a/lib/compat/chdir.c b/lib/compat/chdir.c
index b1b2d0c..04dcf17 100644
--- a/lib/compat/chdir.c
+++ b/lib/compat/chdir.c
@@ -10,37 +10,16 @@
#include "util/util.h"
#ifdef _WIN32
-#define WIN32_LEAN_AND_MEAN
-#include <windows.h>
#include <stdlib.h>
int chdir(const char *path)
{
- WCHAR *wpath, *ptr;
- DWORD length;
+ WCHAR *wpath;
int ret;
- length = MultiByteToWideChar(CP_UTF8, 0, path, -1, NULL, 0);
- if (length <= 0) {
- fprintf(stderr, "Converting '%s' to UTF-16: %ld\n",
- path, GetLastError());
- return -1;
- }
-
- wpath = alloc_array(sizeof(wpath[0]), length + 1);
- if (wpath == NULL) {
- fprintf(stderr, "Converting '%s' to UTF-16: out of memory\n",
- path);
+ wpath = path_to_windows(path);
+ if (wpath == NULL)
return -1;
- }
-
- MultiByteToWideChar(CP_UTF8, 0, path, -1, wpath, length + 1);
- wpath[length] = '\0';
-
- for (ptr = wpath; *ptr != '\0'; ++ptr) {
- if (*ptr == '/')
- *ptr = '\\';
- }
if (!SetCurrentDirectoryW(wpath)) {
fprintf(stderr, "Switching to directory '%s': %ld\n",
diff --git a/lib/compat/path_to_windows.c b/lib/compat/path_to_windows.c
new file mode 100644
index 0000000..ff3a5d2
--- /dev/null
+++ b/lib/compat/path_to_windows.c
@@ -0,0 +1,43 @@
+/* SPDX-License-Identifier: GPL-3.0-or-later */
+/*
+ * path_to_windows.c
+ *
+ * Copyright (C) 2019 David Oberhollenzer <goliath@infraroot.at>
+ */
+#include "config.h"
+#include "compat.h"
+
+#include <stdlib.h>
+#include <stdio.h>
+
+#if defined(_WIN32) || defined(__WINDOWS__)
+WCHAR *path_to_windows(const char *input)
+{
+ WCHAR *wpath, *ptr;
+ DWORD length;
+
+ length = MultiByteToWideChar(CP_UTF8, 0, input, -1, NULL, 0);
+ if (length <= 0) {
+ fprintf(stderr, "Converting UTF-8 path to UTF-16: %ld\n",
+ GetLastError());
+ return NULL;
+ }
+
+ wpath = calloc(sizeof(wpath[0]), length + 1);
+ if (wpath == NULL) {
+ fprintf(stderr,
+ "Converting UTF-8 path to UTF-16: out of memory\n");
+ return NULL;
+ }
+
+ MultiByteToWideChar(CP_UTF8, 0, input, -1, wpath, length + 1);
+ wpath[length] = '\0';
+
+ for (ptr = wpath; *ptr != '\0'; ++ptr) {
+ if (*ptr == '/')
+ *ptr = '\\';
+ }
+
+ return wpath;
+}
+#endif
diff --git a/lib/fstree/gen_inode_table.c b/lib/fstree/gen_inode_table.c
index d97c645..a5a28c9 100644
--- a/lib/fstree/gen_inode_table.c
+++ b/lib/fstree/gen_inode_table.c
@@ -61,8 +61,7 @@ int fstree_gen_inode_table(fstree_t *fs)
size_t inum = 1;
fs->inode_tbl_size = count_nodes(fs->root);
- fs->inode_table = alloc_array(sizeof(tree_node_t *),
- fs->inode_tbl_size);
+ fs->inode_table = calloc(1, sizeof(tree_node_t*) * fs->inode_tbl_size);
if (fs->inode_table == NULL) {
perror("allocating inode table");
diff --git a/lib/sqfs/Makemodule.am b/lib/sqfs/Makemodule.am
index be405cf..59cdbcb 100644
--- a/lib/sqfs/Makemodule.am
+++ b/lib/sqfs/Makemodule.am
@@ -24,6 +24,7 @@ libsquashfs_la_SOURCES += lib/sqfs/data_writer/internal.h lib/sqfs/data_reader.c
libsquashfs_la_SOURCES += lib/sqfs/data_writer/common.c
libsquashfs_la_SOURCES += lib/sqfs/data_writer/fileapi.c
libsquashfs_la_SOURCES += lib/sqfs/str_table.c lib/sqfs/str_table.h
+libsquashfs_la_SOURCES += lib/sqfs/alloc.c lib/sqfs/util.h
libsquashfs_la_CPPFLAGS = $(AM_CPPFLAGS)
libsquashfs_la_LDFLAGS = $(AM_LDFLAGS)
libsquashfs_la_CFLAGS = $(AM_CFLAGS) $(PTHREAD_CFLAGS) $(ZLIB_CFLAGS)
diff --git a/lib/util/alloc.c b/lib/sqfs/alloc.c
index 526a4d5..e8305d8 100644
--- a/lib/util/alloc.c
+++ b/lib/sqfs/alloc.c
@@ -6,9 +6,8 @@
*/
#include "config.h"
-#include "util/util.h"
+#include "util.h"
-#include <stddef.h>
#include <stdlib.h>
#include <errno.h>
diff --git a/lib/sqfs/comp/internal.h b/lib/sqfs/comp/internal.h
index dabf1a6..c687d41 100644
--- a/lib/sqfs/comp/internal.h
+++ b/lib/sqfs/comp/internal.h
@@ -14,7 +14,7 @@
#include "sqfs/error.h"
#include "sqfs/block.h"
#include "sqfs/io.h"
-#include "util/util.h"
+#include "../util.h"
SQFS_INTERNAL
int sqfs_generic_write_options(sqfs_file_t *file, const void *data,
diff --git a/lib/sqfs/data_reader.c b/lib/sqfs/data_reader.c
index b105096..6a0db35 100644
--- a/lib/sqfs/data_reader.c
+++ b/lib/sqfs/data_reader.c
@@ -14,7 +14,7 @@
#include "sqfs/table.h"
#include "sqfs/inode.h"
#include "sqfs/io.h"
-#include "util/util.h"
+#include "util.h"
#include <stdlib.h>
#include <string.h>
diff --git a/lib/sqfs/data_writer/internal.h b/lib/sqfs/data_writer/internal.h
index 9c64b6c..d6e26cd 100644
--- a/lib/sqfs/data_writer/internal.h
+++ b/lib/sqfs/data_writer/internal.h
@@ -16,7 +16,7 @@
#include "sqfs/error.h"
#include "sqfs/block.h"
#include "sqfs/io.h"
-#include "util/util.h"
+#include "../util.h"
#include <string.h>
#include <stdlib.h>
diff --git a/lib/sqfs/dir_reader.c b/lib/sqfs/dir_reader.c
index bae24d5..bda7d7a 100644
--- a/lib/sqfs/dir_reader.c
+++ b/lib/sqfs/dir_reader.c
@@ -14,7 +14,7 @@
#include "sqfs/inode.h"
#include "sqfs/error.h"
#include "sqfs/dir.h"
-#include "util/util.h"
+#include "util.h"
#include <string.h>
#include <stdlib.h>
diff --git a/lib/sqfs/dir_writer.c b/lib/sqfs/dir_writer.c
index 673c103..bdd5dd1 100644
--- a/lib/sqfs/dir_writer.c
+++ b/lib/sqfs/dir_writer.c
@@ -13,7 +13,7 @@
#include "sqfs/error.h"
#include "sqfs/block.h"
#include "sqfs/dir.h"
-#include "util/util.h"
+#include "util.h"
#include <stdlib.h>
#include <string.h>
diff --git a/lib/sqfs/meta_reader.c b/lib/sqfs/meta_reader.c
index 0b8b33a..19e856a 100644
--- a/lib/sqfs/meta_reader.c
+++ b/lib/sqfs/meta_reader.c
@@ -12,7 +12,7 @@
#include "sqfs/error.h"
#include "sqfs/block.h"
#include "sqfs/io.h"
-#include "util/util.h"
+#include "util.h"
#include <stdlib.h>
#include <string.h>
diff --git a/lib/sqfs/meta_writer.c b/lib/sqfs/meta_writer.c
index cdd34e8..acb2235 100644
--- a/lib/sqfs/meta_writer.c
+++ b/lib/sqfs/meta_writer.c
@@ -12,7 +12,7 @@
#include "sqfs/error.h"
#include "sqfs/block.h"
#include "sqfs/io.h"
-#include "util/util.h"
+#include "util.h"
#include <string.h>
#include <stdlib.h>
diff --git a/lib/sqfs/read_inode.c b/lib/sqfs/read_inode.c
index fa3ec31..11d7a1c 100644
--- a/lib/sqfs/read_inode.c
+++ b/lib/sqfs/read_inode.c
@@ -12,7 +12,7 @@
#include "sqfs/super.h"
#include "sqfs/inode.h"
#include "sqfs/dir.h"
-#include "util/util.h"
+#include "util.h"
#include <stdlib.h>
#include <string.h>
diff --git a/lib/sqfs/read_super.c b/lib/sqfs/read_super.c
index f5cc988..8b3f019 100644
--- a/lib/sqfs/read_super.c
+++ b/lib/sqfs/read_super.c
@@ -10,7 +10,7 @@
#include "sqfs/super.h"
#include "sqfs/error.h"
#include "sqfs/io.h"
-#include "util/util.h"
+#include "util.h"
#include <string.h>
diff --git a/lib/sqfs/read_table.c b/lib/sqfs/read_table.c
index 747c8bc..096ac1a 100644
--- a/lib/sqfs/read_table.c
+++ b/lib/sqfs/read_table.c
@@ -12,7 +12,7 @@
#include "sqfs/table.h"
#include "sqfs/block.h"
#include "sqfs/io.h"
-#include "util/util.h"
+#include "util.h"
#include <stdlib.h>
diff --git a/lib/sqfs/read_tree.c b/lib/sqfs/read_tree.c
index eaf7c16..5464595 100644
--- a/lib/sqfs/read_tree.c
+++ b/lib/sqfs/read_tree.c
@@ -15,7 +15,7 @@
#include "sqfs/inode.h"
#include "sqfs/error.h"
#include "sqfs/dir.h"
-#include "util/util.h"
+#include "util.h"
#include <string.h>
#include <stdlib.h>
diff --git a/lib/sqfs/str_table.c b/lib/sqfs/str_table.c
index 1ec0ef7..c0a364f 100644
--- a/lib/sqfs/str_table.c
+++ b/lib/sqfs/str_table.c
@@ -11,8 +11,8 @@
#include <string.h>
#include "sqfs/error.h"
-#include "util/util.h"
#include "str_table.h"
+#include "util.h"
/* R5 hash function (borrowed from reiserfs) */
static sqfs_u32 strhash(const char *s)
diff --git a/lib/sqfs/util.h b/lib/sqfs/util.h
new file mode 100644
index 0000000..a379c0d
--- /dev/null
+++ b/lib/sqfs/util.h
@@ -0,0 +1,31 @@
+/* SPDX-License-Identifier: LGPL-3.0-or-later */
+/*
+ * util.h
+ *
+ * Copyright (C) 2019 David Oberhollenzer <goliath@infraroot.at>
+ */
+#ifndef SQFS_UTIL_H
+#define SQFS_UTIL_H
+
+#include "config.h"
+#include "sqfs/predef.h"
+#include "compat.h"
+
+#include <stddef.h>
+
+/*
+ Helper for allocating data structures with flexible array members.
+
+ 'base_size' is the size of the struct itself, 'item_size' the size of a
+ single array element and 'nmemb' the number of elements.
+
+ Iternally checks for arithmetic overflows when allocating the combined thing.
+ */
+SQFS_INTERNAL
+void *alloc_flex(size_t base_size, size_t item_size, size_t nmemb);
+
+/* Basically the same as calloc, but *ALWAYS* does overflow checking */
+SQFS_INTERNAL
+void *alloc_array(size_t item_size, size_t nmemb);
+
+#endif /* SQFS_UTIL_H */
diff --git a/lib/sqfs/write_table.c b/lib/sqfs/write_table.c
index b8946a5..1931b83 100644
--- a/lib/sqfs/write_table.c
+++ b/lib/sqfs/write_table.c
@@ -13,7 +13,7 @@
#include "sqfs/table.h"
#include "sqfs/block.h"
#include "sqfs/io.h"
-#include "util/util.h"
+#include "util.h"
#include <stdlib.h>
diff --git a/lib/sqfs/xattr_reader.c b/lib/sqfs/xattr_reader.c
index 250b4bd..d5b003b 100644
--- a/lib/sqfs/xattr_reader.c
+++ b/lib/sqfs/xattr_reader.c
@@ -14,7 +14,7 @@
#include "sqfs/error.h"
#include "sqfs/block.h"
#include "sqfs/io.h"
-#include "util/util.h"
+#include "util.h"
#include <stdlib.h>
#include <string.h>
diff --git a/lib/sqfs/xattr_writer.c b/lib/sqfs/xattr_writer.c
index 2e6a074..047e411 100644
--- a/lib/sqfs/xattr_writer.c
+++ b/lib/sqfs/xattr_writer.c
@@ -15,8 +15,8 @@
#include "sqfs/block.h"
#include "sqfs/io.h"
-#include "util/util.h"
#include "str_table.h"
+#include "util.h"
#include <stdlib.h>
#include <string.h>
diff --git a/lib/util/Makemodule.am b/lib/util/Makemodule.am
index 426e088..0ee762b 100644
--- a/lib/util/Makemodule.am
+++ b/lib/util/Makemodule.am
@@ -1,4 +1,4 @@
-libutil_la_SOURCES = include/util/util.h lib/util/alloc.c
+libutil_la_SOURCES = include/util/util.h
libutil_la_CFLAGS = $(AM_CFLAGS)
libutil_la_CPPFLAGS = $(AM_CPPFLAGS)
libutil_la_LDFLAGS = $(AM_LDFLAGS)
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-25 06:52:09 +0000