From: kramm <kramm>
Date: Mon, 24 Nov 2008 16:17:12 +0000 (+0000)
Subject: added more type-checking
X-Git-Tag: release-0-9-0~752
X-Git-Url: http://git.asbjorn.biz/?p=swftools.git;a=commitdiff_plain;h=8495925885c6adaebada05f11e6f6b1a8b687e2c

added more type-checking
---

diff --git a/lib/q.c b/lib/q.c
index a38a35e..543d579 100644
--- a/lib/q.c
+++ b/lib/q.c
@@ -331,6 +331,8 @@ unsigned int crc32_add_byte(unsigned int checksum, unsigned char b)
 }
 unsigned int crc32_add_string(unsigned int checksum, const char*s)
 {
+    if(!s)
+        return checksum;
     while(*s) {
         checksum = crc32_add_byte(checksum, *s);
         s++;
@@ -523,19 +525,27 @@ void stringarray_destroy(stringarray_t*sa)
 
 char charptr_equals(const void*o1, const void*o2) 
 {
+    if(!o1 || !o2)
+        return o1==o2;
     return !strcmp(o1,o2);
 }
 unsigned int charptr_hash(const void*o) 
 {
+    if(!o)
+        return 0;
     return string_hash2(o);
 }
 void* charptr_dup(const void*o) 
 {
+    if(!o)
+        return 0;
     return strdup(o);
 }
 void charptr_free(void*o) 
 {
-    rfx_free(o);
+    if(o) {
+        rfx_free(o);
+    }
 }
 char stringstruct_equals(const void*o1, const void*o2) 
 {
@@ -965,7 +975,7 @@ typedef struct _commonlist {
     listinfo_t info[0];
 } commonlist_t;
 
-int list_length(void*_list)
+int list_length_(void*_list)
 {
     commonlist_t*l = (commonlist_t*)_list;
     if(!l)
diff --git a/lib/q.h b/lib/q.h
index 52d6392..64d8fda 100644
--- a/lib/q.h
+++ b/lib/q.h
@@ -28,7 +28,7 @@
 extern "C" {
 #endif
 
-#define NEW(t,y) t*y = (t*)malloc(sizeof(t));memset(y, 0, sizeof(t));
+#define NEW(t,y) t*y = (t*)rfx_calloc(sizeof(t));
 
 /* dynamically growing mem section */
 typedef struct _mem_t {
@@ -203,7 +203,7 @@ struct _##x##_list { \
     struct _##x##_list*next; \
 }; \
 typedef struct _##x##_list x##_list_t;
-int list_length(void*_list);
+int list_length_(void*_list);
 void*list_clone_(void*_list);
 void list_append_(void*_list, void*entry);
 void list_free_(void*_list);
@@ -211,6 +211,7 @@ void list_free_(void*_list);
 #define list_append(list, e) {sizeof((list)->next);list_append_(&(list),(e));}
 #define list_free(list) {sizeof((list)->next);list_free_(&(list));}
 #define list_clone(list) (sizeof((list)->next),list_clone_(&(list)))
+#define list_length(list) (sizeof((list)->next),list_length_(list))
 
 #ifdef __cplusplus
 }