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authorDarren Salt <linux@youmustbejoking.demon.co.uk>2008-06-20 16:38:25 +0100
committerDarren Salt <linux@youmustbejoking.demon.co.uk>2008-06-20 16:38:25 +0100
commit3ce0de86ad429962ab581b9af762aa5dc9d3f156 (patch)
tree4640aaa3ece95b03f3ee7ef74e5162005347753a /contrib/ffmpeg/libavutil/rc4.c
parent17c9a01cbafd5ff0e6645f96f8ac084fbf239e4d (diff)
parentf3974e74f2f1548bf07604fddfa60cf75b2fda57 (diff)
downloadxine-lib-3ce0de86ad429962ab581b9af762aa5dc9d3f156.tar.gz
xine-lib-3ce0de86ad429962ab581b9af762aa5dc9d3f156.tar.bz2
Merge the avutil branch; port the "raw" video output plugin.
--HG-- rename : src/combined/ffmpeg/ff_dvaudio_decoder.c => src/audio_dec/ff_dvaudio_decoder.c rename : src/combined/ffmpeg/ffmpeg_encoder.c => src/dxr3/ffmpeg_encoder.c
Diffstat (limited to 'contrib/ffmpeg/libavutil/rc4.c')
-rw-r--r--contrib/ffmpeg/libavutil/rc4.c48
1 files changed, 0 insertions, 48 deletions
diff --git a/contrib/ffmpeg/libavutil/rc4.c b/contrib/ffmpeg/libavutil/rc4.c
deleted file mode 100644
index 0cf71a419..000000000
--- a/contrib/ffmpeg/libavutil/rc4.c
+++ /dev/null
@@ -1,48 +0,0 @@
-/*
- * RC4 encryption/decryption/pseudo-random number generator
- * Copyright (c) 2007 Reimar Doeffinger
- *
- * loosely based on LibTomCrypt by Tom St Denis
- *
- * This file is part of FFmpeg.
- *
- * FFmpeg is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2.1 of the License, or (at your option) any later version.
- *
- * FFmpeg is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with FFmpeg; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
- */
-#include "common.h"
-#include "rc4.h"
-
-void ff_rc4_enc(const uint8_t *key, int keylen, uint8_t *data, int datalen) {
- int i, j;
- uint8_t x, y;
- uint8_t state[256];
- for (i = 0; i < 256; i++)
- state[i] = i;
- y = 0;
- // j is i % keylen
- for (j = 0, i = 0; i < 256; i++, j++) {
- if (j == keylen) j = 0;
- y += state[i] + key[j];
- FFSWAP(uint8_t, state[i], state[y]);
- }
- // state initialized, now do the real encryption
- x = 1; y = state[1];
- while (datalen-- > 0) {
- uint8_t sum = state[x] + state[y];
- FFSWAP(uint8_t, state[x], state[y]);
- *data++ ^= state[sum];
- x++;
- y += state[x];
- }
-}