zTSO

- Added libraries from formats and libvitaboy

library/formats/iff/tmpl.c

@@ -0,0 +1,70 @@
+/*
+    FileHandler - General-purpose file handling library for Niotso
+    tmpl.c - Copyright (c) 2012 Niotso Project <http://niotso.org/>
+    Author(s): Fatbag <X-Fi6@phppoll.org>
+
+    Permission to use, copy, modify, and/or distribute this software for any
+    purpose with or without fee is hereby granted, provided that the above
+    copyright notice and this permission notice appear in all copies.
+
+    THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+    WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+    MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+    ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+    WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+    ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+    OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+*/
+
+#include "iffparser.h"
+
+int iff_parse_tmpl(IFFChunk * ChunkInfo, const uint8_t * Buffer){
+    IFFTemplate *Template;
+    bytestream b;
+    const uint8_t * ptr = Buffer;
+    unsigned Size = ChunkInfo->Size;
+    unsigned FieldCount;
+    unsigned i;
+    if(Size == 0) return 1;
+
+    /* Walk through a first-pass to find the total field count */
+    for(FieldCount=0; Size; FieldCount++){
+        unsigned length = *ptr;
+        if(Size < 5 || length > Size-5)
+            return 0;
+        ptr += length+5; Size -= length+5;
+    }
+
+    ChunkInfo->FormattedData = calloc(1, sizeof(IFFTemplate));
+    if(ChunkInfo->FormattedData == NULL)
+        return 0;
+
+    Template = ChunkInfo->FormattedData;
+    Template->FieldCount = FieldCount;
+    Template->Fields = calloc(FieldCount, sizeof(IFFTemplateField));
+    if(Template->Fields == NULL)
+        return 0;
+
+    set_bytestream(&b, Buffer, ChunkInfo->Size);
+
+    for(i=0; i<FieldCount; i++){
+        IFFTemplateField * Field = &Template->Fields[i];
+        if(!read_pascal_string(&b, &Field->Name))
+            return 0;
+
+        memcpy(Field->Type, b.Buffer, 4);
+        skipbytes(&b, 4);
+    }
+
+    return 1;
+}
+
+void iff_free_tmpl(void * FormattedData){
+    IFFTemplate * Template = FormattedData;
+    if(Template->Fields){
+        unsigned f;
+        for(f=0; f<Template->FieldCount; f++)
+            free(Template->Fields[f].Name);
+        free(Template->Fields);
+    }
+}