added swf_CopySWF() function.

diff --git a/lib/rfxswf.c b/lib/rfxswf.c
index e6f30c1..ae33ad5 100644 (file)
--- a/lib/rfxswf.c
+++ b/lib/rfxswf.c
@@ -1488,6 +1488,21 @@ int swf_WriteCGI(SWF * swf)
   return swf_WriteSWF(fileno(stdout),swf);
 }
 
+SWF* swf_CopySWF(SWF*swf)
+{
+    SWF*nswf = rfx_alloc(sizeof(SWF));
+    memcpy(nswf, swf, sizeof(SWF));
+    nswf->firstTag = 0;
+    TAG*tag = swf->firstTag;
+    TAG*ntag = 0;
+    while(tag) {
+        ntag = swf_CopyTag(ntag, tag);
+        if(!nswf->firstTag)
+            nswf->firstTag = ntag;
+    }
+    return nswf;
+}
+
 void swf_FreeTags(SWF * swf)                 // Frees all malloc'ed memory for tags
 { TAG * t = swf->firstTag;
 

diff --git a/lib/rfxswf.h b/lib/rfxswf.h
index 23bd0e1..1b40494 100644 (file)
--- a/lib/rfxswf.h
+++ b/lib/rfxswf.h
@@ -202,6 +202,7 @@ int  swf_WriteSWF(int handle,SWF * swf);    // Writes SWF to file, returns lengt
 int  swf_WriteSWC(int handle, SWF * swf);   // for convenience, equal to swf->compressed=1;swf_WriteSWF(..)
 int  swf_WriteCGI(SWF * swf);               // Outputs SWF with valid CGI header to stdout
 void swf_FreeTags(SWF * swf);               // Frees all malloc'ed memory for swf
+SWF* swf_CopySWF(SWF*swf);
 
 // for streaming:
 int  swf_WriteHeader(int handle,SWF * swf);    // Writes Header of swf to file