Commit 73c4b6ce authored by Nicolas George's avatar Nicolas George

tools/ffhash: implement base64 output.

Also fix usage string: the algorithm is not optional.
parent 3926a30b
......@@ -21,6 +21,7 @@
*/
#include "config.h"
#include "libavutil/avstring.h"
#include "libavutil/error.h"
#include "libavutil/hash.h"
#include "libavutil/mem.h"
......@@ -40,13 +41,14 @@
#define SIZE 65536
static struct AVHashContext *hash;
static int out_b64;
static void usage(void)
{
int i = 0;
const char *name;
printf("usage: ffhash [algorithm] [input]...\n");
printf("usage: ffhash [b64:]algorithm [input]...\n");
printf("Supported hash algorithms:");
do {
name = av_hash_names(i);
......@@ -59,10 +61,16 @@ static void usage(void)
static void finish(void)
{
char res[2 * AV_HASH_MAX_SIZE + 1];
char res[2 * AV_HASH_MAX_SIZE + 4];
printf("%s=", av_hash_get_name(hash));
if (out_b64) {
av_hash_final_b64(hash, res, sizeof(res));
printf("b64:%s", res);
} else {
av_hash_final_hex(hash, res, sizeof(res));
printf("%s=0x%s", av_hash_get_name(hash), res);
printf("0x%s", res);
}
}
static int check(char *file)
......@@ -110,16 +118,19 @@ int main(int argc, char **argv)
{
int i;
int ret = 0;
const char *hash_name;
if (argc == 1) {
usage();
return 0;
}
if ((ret = av_hash_alloc(&hash, argv[1])) < 0) {
hash_name = argv[1];
out_b64 = av_strstart(hash_name, "b64:", &hash_name);
if ((ret = av_hash_alloc(&hash, hash_name)) < 0) {
switch(ret) {
case AVERROR(EINVAL):
printf("Invalid hash type: %s\n", argv[1]);
printf("Invalid hash type: %s\n", hash_name);
break;
case AVERROR(ENOMEM):
printf("%s\n", strerror(errno));
......
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