-/*****************************************************************************
- * vlc_b64_encode:
- *****************************************************************************
- *
- *****************************************************************************/
-static inline char *vlc_b64_encode( char *src )
-{
- static const char b64[] =
- "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
- size_t len = strlen( src );
-
- char *ret;
- char *dst = (char *)malloc( ( len + 4 ) * 4 / 3 );
- if( dst == NULL )
- return NULL;
-
- ret = dst;
-
- while( len > 0 )
- {
- /* pops (up to) 3 bytes of input */
- uint32_t v = *src++ << 24;
-
- if( len >= 2 )
- {
- v |= *src++ << 16;
- if( len >= 3 )
- v |= *src++ << 8;
- }
-
- /* pushes (up to) 4 bytes of output */
- while( v )
- {
- *dst++ = b64[v >> 26];
- v = v << 6;
- }