[FFmpeg-devel] [PATCH 2/5] crypto_bench: add support for rc4
James Almer
jamrial at gmail.com
Mon Aug 3 01:31:36 CEST 2015
Signed-off-by: James Almer <jamrial at gmail.com>
---
tools/crypto_bench.c | 24 ++++++++++++++++++++++++
1 file changed, 24 insertions(+)
diff --git a/tools/crypto_bench.c b/tools/crypto_bench.c
index d1e7c30..87e99d0 100644
--- a/tools/crypto_bench.c
+++ b/tools/crypto_bench.c
@@ -79,6 +79,7 @@ struct hash_impl {
#include "libavutil/camellia.h"
#include "libavutil/cast5.h"
#include "libavutil/twofish.h"
+#include "libavutil/rc4.h"
#define IMPL_USE_lavu IMPL_USE
@@ -154,6 +155,17 @@ static void run_lavu_twofish(uint8_t *output,
av_twofish_init(twofish, hardcoded_key, 128);
av_twofish_crypt(twofish, output, input, size >> 4, NULL, 0);
}
+
+static void run_lavu_rc4(uint8_t *output,
+ const uint8_t *input, unsigned size)
+{
+ static struct AVRC4 *rc4;
+ if (!rc4 && !(rc4 = av_rc4_alloc()))
+ fatal_error("out of memory");
+ av_rc4_init(rc4, hardcoded_key, 128, 0);
+ av_rc4_crypt(rc4, output, input, size, NULL, 0);
+}
+
/***************************************************************************
* crypto: OpenSSL's libcrypto
***************************************************************************/
@@ -167,6 +179,7 @@ static void run_lavu_twofish(uint8_t *output,
#include <openssl/blowfish.h>
#include <openssl/camellia.h>
#include <openssl/cast.h>
+#include <openssl/rc4.h>
#define DEFINE_CRYPTO_WRAPPER(suffix, function) \
static void run_crypto_ ## suffix(uint8_t *output, \
@@ -227,6 +240,15 @@ static void run_crypto_cast128(uint8_t *output,
CAST_ecb_encrypt(input + i, output + i, &cast, 1);
}
+static void run_crypto_rc4(uint8_t *output,
+ const uint8_t *input, unsigned size)
+{
+ RC4_KEY rc4;
+
+ RC4_set_key(&rc4, 16, hardcoded_key);
+ RC4(&rc4, size, input, output);
+}
+
#define IMPL_USE_crypto(...) IMPL_USE(__VA_ARGS__)
#else
#define IMPL_USE_crypto(...) /* ignore */
@@ -479,6 +501,8 @@ struct hash_impl implementations[] = {
IMPL(lavu, "TWOFISH", twofish, "crc:9edbd5c1")
IMPL(gcrypt, "TWOFISH", twofish, "crc:9edbd5c1")
IMPL(tomcrypt, "TWOFISH", twofish, "crc:9edbd5c1")
+ IMPL(lavu, "RC4", rc4, "crc:538d37b2")
+ IMPL(crypto, "RC4", rc4, "crc:538d37b2")
};
int main(int argc, char **argv)
--
2.5.0
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