api

[vg.git] / vg_platform.h

diff --git a/vg_platform.h b/vg_platform.h
index 98612048aa6533c562fedf8cd0fef4da5e675695..c7e178b93df5dbb8a891e52e30d09da31bc8c843 100644 (file)
--- a/vg_platform.h
+++ b/vg_platform.h
@@ -61,6 +61,40 @@ VG_STATIC u32 vg_strncpy( const char *src, char *dst, u32 len,
    return 0;
 }
 
+typedef struct vg_str vg_str;
+struct vg_str{
+   char *buffer;
+   u32 i, len;
+};
+
+VG_STATIC void vg_strnull( vg_str *str, char *buffer, u32 len )
+{
+   str->buffer = buffer;
+   str->i = 0;
+   str->len = len;
+}
+
+VG_STATIC void vg_strcat( vg_str *str, const char *append )
+{
+   for( u32 i=0; str->i < str->len; i++, str->i ++ ){
+      str->buffer[ str->i ] = append[i];
+
+      if( append[i] == '\0' ) return;
+   }
+}
+
+VG_STATIC int vg_strgood( vg_str *str )
+{
+   if( str->i == str->len ){
+      if( str->buffer[str->i -1] == '\0' ) return 1;
+      else return 0;
+   }
+   else{
+      str->buffer[ str->i ++ ] = '\0';
+      return 1;
+   }
+}
+
 VG_STATIC u32 vg_strdjb2( const char *str )
 {
    u32 hash = 5381, c;