X-Git-Url: https://wimlib.net/git/?p=wimlib;a=blobdiff_plain;f=src%2Futil.c;h=87dd3c50f8585d92bb984040185d36d7f7353348;hp=847510616de12084bfda260de8c13b8bcd835d11;hb=4b8dbcb1723bacdd692ea57184cb49ce3d2b7774;hpb=393cdb4950dd890875f7fe049800b33721a46775

diff --git a/src/util.c b/src/util.c
index 84751061..87dd3c50 100644
--- a/src/util.c
+++ b/src/util.c
@@ -389,6 +389,8 @@ static const tchar *error_strings[] = {
 		= T("The requested operation is unsupported"),
 	[WIMLIB_ERR_VOLUME_LACKS_FEATURES]
 		= T("The volume did not support a feature necessary to complete the operation"),
+	[WIMLIB_ERR_WIM_IS_MARKED_READONLY]
+		= T("The WIM is marked as read-only"),
 	[WIMLIB_ERR_WRITE]
 		= T("Failed to write data to a file"),
 	[WIMLIB_ERR_XML]
@@ -439,7 +441,7 @@ void *
 wimlib_calloc(size_t nmemb, size_t size)
 {
 	size_t total_size = nmemb * size;
-	void *p = (*wimlib_malloc_func)(total_size);
+	void *p = MALLOC(total_size);
 	if (p)
 		p = memset(p, 0, total_size);
 	return p;
@@ -452,9 +454,9 @@ wimlib_strdup(const char *str)
 	char *p;
 
 	size = strlen(str);
-	p = (*wimlib_malloc_func)(size + 1);
+	p = MALLOC(size + 1);
 	if (p)
-		memcpy(p, str, size + 1);
+		p = memcpy(p, str, size + 1);
 	return p;
 }
 
@@ -466,7 +468,7 @@ wimlib_wcsdup(const wchar_t *str)
 	wchar_t *p;
 
 	size = wcslen(str);
-	p = (*wimlib_malloc_func)((size + 1) * sizeof(wchar_t));
+	p = MALLOC((size + 1) * sizeof(wchar_t));
 	if (p)
 		p = wmemcpy(p, str, size + 1);
 	return p;
@@ -475,6 +477,15 @@ wimlib_wcsdup(const wchar_t *str)
 
 #endif /* ENABLE_CUSTOM_MEMORY_ALLOCATOR */
 
+void *
+memdup(const void *mem, size_t size)
+{
+	void *ptr = MALLOC(size);
+	if (ptr)
+		ptr = memcpy(ptr, mem, size);
+	return ptr;
+}
+
 WIMLIBAPI int
 wimlib_set_memory_allocator(void *(*malloc_func)(size_t),
 			    void (*free_func)(void *),