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switch to common base64 routines in lavf

Patch by Ryan Martell % rdm4 A martellventures P com %
Original thread:
Date: Oct 29, 2006 2:45 AM
Subject: Re: [Ffmpeg-devel] [PATCH] Base64 code

Originally committed as revision 6832 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Ryan Martell 2006-10-29 11:53:07 +00:00 committed by Guillaume Poirier
parent d0deedcb07
commit a7c6aa73fe

View File

@ -30,6 +30,7 @@
#endif
#include <netdb.h>
#include "base64.h"
/* XXX: POST protocol is not completly implemented because ffmpeg use
only a subset of it */
@ -51,7 +52,6 @@ typedef struct {
static int http_connect(URLContext *h, const char *path, const char *hoststr,
const char *auth);
static int http_write(URLContext *h, uint8_t *buf, int size);
static char *b64_encode(const unsigned char *src );
/* return non zero if error */
@ -189,7 +189,7 @@ static int http_connect(URLContext *h, const char *path, const char *hoststr,
/* send http header */
post = h->flags & URL_WRONLY;
auth_b64 = b64_encode(auth);
auth_b64 = av_base64_encode((uint8_t *)auth, strlen(auth));
snprintf(s->buffer, sizeof(s->buffer),
"%s %s HTTP/1.0\r\n"
"User-Agent: %s\r\n"
@ -287,37 +287,3 @@ URLProtocol http_protocol = {
NULL, /* seek */
http_close,
};
/*****************************************************************************
* b64_encode: stolen from VLC's http.c
* simplified by michael
*****************************************************************************/
static char *b64_encode( const unsigned char *src )
{
static const char b64[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
unsigned int len= strlen(src);
char *ret, *dst;
unsigned i_bits = 0;
unsigned i_shift = 0;
if(len < UINT_MAX/4){
ret=dst= av_malloc( len * 4 / 3 + 12 );
}else
return NULL;
while(*src){
i_bits = (i_bits << 8) + *src++;
i_shift += 8;
do{
*dst++ = b64[(i_bits << 6 >> i_shift) & 0x3f];
i_shift -= 6;
}while( i_shift > 6 || (*src == 0 && i_shift>0));
}
*dst++ = '=';
*dst = '\0';
return ret;
}