X-Git-Url: https://wimlib.net/git/?a=blobdiff_plain;ds=sidebyside;f=src%2Futil.c;h=35fbf6f11092270554918c02dc84fbfcc2da27f1;hb=eaf5b4c85a3b7b853317b887867c18a4865a83e2;hp=709ba46537d766894607a61cfbaadf5e95e44119;hpb=161e7cdd2c0d3b3c1025da452a3192d381297465;p=wimlib

diff --git a/src/util.c b/src/util.c
index 709ba465..35fbf6f1 100644
--- a/src/util.c
+++ b/src/util.c
@@ -347,6 +347,8 @@ static const tchar *error_strings[] = {
 		= T("Failed to open a file"),
 	[WIMLIB_ERR_OPENDIR]
 		= T("Failed to open a directory"),
+	[WIMLIB_ERR_PATH_DOES_NOT_EXIST]
+		= T("The path does not exist in the WIM image"),
 	[WIMLIB_ERR_READ]
 		= T("Could not read data from a file"),
 	[WIMLIB_ERR_READLINK]
@@ -570,6 +572,45 @@ zap_backslashes(tchar *s)
 	}
 }
 
+tchar *
+canonicalize_fs_path(const tchar *fs_path)
+{
+	tchar *canonical_path;
+
+	if (!fs_path)
+		fs_path = T("");
+	canonical_path = TSTRDUP(fs_path);
+	zap_backslashes(canonical_path);
+	return canonical_path;
+}
+
+/* Strip leading and trailing slashes from a string.  Also translates
+ * backslashes into forward slashes.  */
+tchar *
+canonicalize_wim_path(const tchar *wim_path)
+{
+	tchar *p;
+	tchar *canonical_path;
+
+	if (wim_path == NULL) {
+		wim_path = T("");
+	} else {
+		while (*wim_path == T('/') || *wim_path == T('\\'))
+			wim_path++;
+	}
+	canonical_path = TSTRDUP(wim_path);
+	if (canonical_path) {
+		zap_backslashes(canonical_path);
+		for (p = tstrchr(canonical_path, T('\0')) - 1;
+		     p >= canonical_path && *p == T('/');
+		     p--)
+		{
+			*p = T('\0');
+		}
+	}
+	return canonical_path;
+}
+
 /* Like read(), but keep trying until everything has been written or we know for
  * sure that there was an error (or end-of-file). */
 size_t
@@ -696,7 +737,7 @@ full_writev(int fd, struct iovec *iov, int iovcnt)
 }
 
 off_t
-filedes_offset(filedes_t fd)
+filedes_offset(int fd)
 {
 	return lseek(fd, 0, SEEK_CUR);
 }