*/
/*
- * Copyright (C) 2012 Eric Biggers
+ * Copyright (C) 2012, 2013 Eric Biggers
*
* This file is part of wimlib, a library for working with WIM files.
*
#include "sha1.h"
#include <errno.h>
+/* None of this file is ever needed in Win32 builds because the reparse point
+ * buffers are not parsed. */
+#if !defined(__WIN32__)
+
/*
* Find the symlink target of a symbolic link or junction point in the WIM.
*
* dentry, and we already know the reparse tag length from the lookup table
* entry resource length.
*/
-static ssize_t get_symlink_name(const u8 *resource, size_t resource_len,
- char *buf, size_t buf_len,
- u32 reparse_tag)
+static ssize_t
+get_symlink_name(const void *resource, size_t resource_len, char *buf,
+ size_t buf_len, u32 reparse_tag)
{
- const u8 *p = resource;
+ const void *p = resource;
u16 substitute_name_offset;
u16 substitute_name_len;
u16 print_name_offset;
if (header_size + substitute_name_offset + substitute_name_len > resource_len)
return -EIO;
- ret = utf16_to_utf8((const char *)p + substitute_name_offset,
- substitute_name_len,
- &link_target, &link_target_len);
- if (ret == WIMLIB_ERR_INVALID_UTF16_STRING)
- return -EILSEQ;
- else if (ret == WIMLIB_ERR_NOMEM)
- return -ENOMEM;
-
- wimlib_assert(ret == 0);
-
- if (!link_target)
- return -EIO;
+ ret = utf16le_to_tstr((const utf16lechar*)(p + substitute_name_offset),
+ substitute_name_len,
+ &link_target, &link_target_len);
+ if (ret)
+ return -errno;
if (link_target_len + 1 > buf_len) {
ret = -ENAMETOOLONG;
return ret;
}
-static int make_symlink_reparse_data_buf(const char *symlink_target,
- size_t *len_ret, void **buf_ret)
+static int
+make_symlink_reparse_data_buf(const char *symlink_target,
+ size_t *len_ret, void **buf_ret)
{
- size_t utf8_len = strlen(symlink_target);
- char *name_utf16;
- size_t utf16_len;
+ utf16lechar *name_utf16le;
+ size_t name_utf16le_nbytes;
int ret;
- ret = utf8_to_utf16(symlink_target, utf8_len,
- &name_utf16, &utf16_len);
+ ret = tstr_to_utf16le(symlink_target, strlen(symlink_target),
+ &name_utf16le, &name_utf16le_nbytes);
if (ret != 0)
return ret;
- for (size_t i = 0; i < utf16_len / 2; i++)
- if (((u16*)name_utf16)[i] == cpu_to_le16('/'))
- ((u16*)name_utf16)[i] = cpu_to_le16('\\');
- size_t len = 12 + utf16_len * 2;
+ for (size_t i = 0; i < name_utf16le_nbytes / 2; i++)
+ if (name_utf16le[i] == cpu_to_le16('/'))
+ name_utf16le[i] = cpu_to_le16('\\');
+
+ size_t len = 12 + name_utf16le_nbytes * 2;
void *buf = MALLOC(len);
if (buf) {
- u8 *p = buf;
- p = put_u16(p, utf16_len); /* Substitute name offset */
- p = put_u16(p, utf16_len); /* Substitute name length */
+ void *p = buf;
+ p = put_u16(p, name_utf16le_nbytes); /* Substitute name offset */
+ p = put_u16(p, name_utf16le_nbytes); /* Substitute name length */
p = put_u16(p, 0); /* Print name offset */
- p = put_u16(p, utf16_len); /* Print name length */
+ p = put_u16(p, name_utf16le_nbytes); /* Print name length */
p = put_u32(p, 1); /* flags: 0 iff *full* target, including drive letter??? */
- p = put_bytes(p, utf16_len, (const u8*)name_utf16);
- p = put_bytes(p, utf16_len, (const u8*)name_utf16);
+ p = put_bytes(p, name_utf16le_nbytes, name_utf16le);
+ p = put_bytes(p, name_utf16le_nbytes, name_utf16le);
*len_ret = len;
*buf_ret = buf;
ret = 0;
} else {
ret = WIMLIB_ERR_NOMEM;
}
- FREE(name_utf16);
+ FREE(name_utf16le);
return ret;
}
* WIM_IO_REPARSE_TAG_SYMLINK), or it may be a junction point (reparse tag
* WIM_IO_REPARSE_TAG_MOUNT_POINT).
*/
-ssize_t inode_readlink(const struct wim_inode *inode, char *buf, size_t buf_len,
- const WIMStruct *w, int read_resource_flags)
+ssize_t
+inode_readlink(const struct wim_inode *inode, char *buf, size_t buf_len,
+ const WIMStruct *w, int read_resource_flags)
{
const struct wim_lookup_table_entry *lte;
int ret;
*
* On failure @dentry and @lookup_table are not modified.
*/
-int inode_set_symlink(struct wim_inode *inode, const char *target,
- struct wim_lookup_table *lookup_table,
- struct wim_lookup_table_entry **lte_ret)
+int
+inode_set_symlink(struct wim_inode *inode,
+ const char *target,
+ struct wim_lookup_table *lookup_table,
+ struct wim_lookup_table_entry **lte_ret)
{
int ret;
FREE(symlink_buf);
return ret;
}
+
+#endif /* !defined(__WIN32__) */