23 lines
608 B
C
23 lines
608 B
C
#include <libowfat/fmt.h>
|
|
#include <libowfat/textcode.h>
|
|
#include "haveinline.h"
|
|
|
|
size_t fmt_xml(char* dest,const char* src,size_t len) {
|
|
register const unsigned char* s=(const unsigned char*) src;
|
|
size_t written=0,i;
|
|
const char* seq;
|
|
for (i=0; i<len; ++i) {
|
|
switch (s[i]) {
|
|
case '&': seq="&"; goto doit;
|
|
case '<': seq="<";
|
|
doit:
|
|
written+=fmt_str(dest?dest+written:0,seq);
|
|
break;
|
|
default: if (dest) dest[written]=s[i]; ++written; break;
|
|
}
|
|
/* in case someone gives us malicious input */
|
|
if (written>((size_t)-1)/2) return (size_t)-1;
|
|
}
|
|
return written;
|
|
}
|