[FFmpeg-cvslog] crypto_bench: add support for blowfish

James Almer git at videolan.org
Thu Aug 13 18:54:58 CEST 2015


ffmpeg | branch: master | James Almer <jamrial at gmail.com> | Sun Aug  2 15:13:13 2015 -0300| [1184795db6344e9aaa87f4db3b6438752839f01e] | committer: James Almer

crypto_bench: add support for blowfish

Reviewed-by: Nicolas George <george at nsup.org>
Signed-off-by: James Almer <jamrial at gmail.com>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=1184795db6344e9aaa87f4db3b6438752839f01e
---

 tools/crypto_bench.c |   45 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 45 insertions(+)

diff --git a/tools/crypto_bench.c b/tools/crypto_bench.c
index 79629bc..d1e7c30 100644
--- a/tools/crypto_bench.c
+++ b/tools/crypto_bench.c
@@ -75,6 +75,7 @@ struct hash_impl {
 #include "libavutil/sha512.h"
 #include "libavutil/ripemd.h"
 #include "libavutil/aes.h"
+#include "libavutil/blowfish.h"
 #include "libavutil/camellia.h"
 #include "libavutil/cast5.h"
 #include "libavutil/twofish.h"
@@ -114,6 +115,16 @@ static void run_lavu_aes128(uint8_t *output,
     av_aes_crypt(aes, output, input, size >> 4, NULL, 0);
 }
 
+static void run_lavu_blowfish(uint8_t *output,
+                              const uint8_t *input, unsigned size)
+{
+    static struct AVBlowfish *blowfish;
+    if (!blowfish && !(blowfish = av_blowfish_alloc()))
+        fatal_error("out of memory");
+    av_blowfish_init(blowfish, hardcoded_key, 16);
+    av_blowfish_crypt(blowfish, output, input, size >> 3, NULL, 0);
+}
+
 static void run_lavu_camellia(uint8_t *output,
                               const uint8_t *input, unsigned size)
 {
@@ -153,6 +164,7 @@ static void run_lavu_twofish(uint8_t *output,
 #include <openssl/sha.h>
 #include <openssl/ripemd.h>
 #include <openssl/aes.h>
+#include <openssl/blowfish.h>
 #include <openssl/camellia.h>
 #include <openssl/cast.h>
 
@@ -181,6 +193,17 @@ static void run_crypto_aes128(uint8_t *output,
         AES_encrypt(input + i, output + i, &aes);
 }
 
+static void run_crypto_blowfish(uint8_t *output,
+                                const uint8_t *input, unsigned size)
+{
+    BF_KEY blowfish;
+    unsigned i;
+
+    BF_set_key(&blowfish, 16, hardcoded_key);
+    for (i = 0; i < size; i += 8)
+        BF_ecb_encrypt(input + i, output + i, &blowfish, 1);
+}
+
 static void run_crypto_camellia(uint8_t *output,
                                 const uint8_t *input, unsigned size)
 {
@@ -240,6 +263,16 @@ static void run_gcrypt_aes128(uint8_t *output,
     gcry_cipher_encrypt(aes, output, size, input, size);
 }
 
+static void run_gcrypt_blowfish(uint8_t *output,
+                                const uint8_t *input, unsigned size)
+{
+    static gcry_cipher_hd_t blowfish;
+    if (!blowfish)
+        gcry_cipher_open(&blowfish, GCRY_CIPHER_BLOWFISH, GCRY_CIPHER_MODE_ECB, 0);
+    gcry_cipher_setkey(blowfish, hardcoded_key, 16);
+    gcry_cipher_encrypt(blowfish, output, size, input, size);
+}
+
 static void run_gcrypt_camellia(uint8_t *output,
                                 const uint8_t *input, unsigned size)
 {
@@ -311,6 +344,17 @@ static void run_tomcrypt_aes128(uint8_t *output,
         aes_ecb_encrypt(input + i, output + i, &aes);
 }
 
+static void run_tomcrypt_blowfish(uint8_t *output,
+                                  const uint8_t *input, unsigned size)
+{
+    symmetric_key blowfish;
+    unsigned i;
+
+    blowfish_setup(hardcoded_key, 16, 0, &blowfish);
+    for (i = 0; i < size; i += 8)
+        blowfish_ecb_encrypt(input + i, output + i, &blowfish);
+}
+
 static void run_tomcrypt_camellia(uint8_t *output,
                                   const uint8_t *input, unsigned size)
 {
@@ -431,6 +475,7 @@ struct hash_impl implementations[] = {
     IMPL_ALL("AES-128",    aes128,    "crc:ff6bc888")
     IMPL_ALL("CAMELLIA",   camellia,  "crc:7abb59a7")
     IMPL_ALL("CAST-128",   cast128,   "crc:456aa584")
+    IMPL_ALL("BLOWFISH",   blowfish,  "crc:33e8aa74")
     IMPL(lavu,     "TWOFISH", twofish, "crc:9edbd5c1")
     IMPL(gcrypt,   "TWOFISH", twofish, "crc:9edbd5c1")
     IMPL(tomcrypt, "TWOFISH", twofish, "crc:9edbd5c1")



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