[SCM] libav/experimental: Document ff_des_encdec
siretart at users.alioth.debian.org
siretart at users.alioth.debian.org
Sun Jun 30 16:08:35 UTC 2013
The following commit has been merged in the experimental branch:
commit 46fb896b9dde91be9646a0e7f7637487ae6236b8
Author: Reimar Döffinger <Reimar.Doeffinger at gmx.de>
Date: Sat Oct 20 14:45:07 2007 +0000
Document ff_des_encdec
Originally committed as revision 10822 to svn://svn.ffmpeg.org/ffmpeg/trunk
diff --git a/libavutil/des.h b/libavutil/des.h
index d9fe7a4..66dac3b 100644
--- a/libavutil/des.h
+++ b/libavutil/des.h
@@ -22,6 +22,16 @@
#ifndef FFMPEG_DES_H
#define FFMPEG_DES_H
+/**
+ * \brief en- or decrypt an 64-bit block of data with DES
+ * \param in data to process.
+ * \param key key to use for en-/decryption.
+ * \param decrypt if 0 encrypt, else decrypt.
+ * \return processed data
+ *
+ * If your input data is in 8-bit blocks treat it as big-endian
+ * (use e.g. AV_RB64 and AV_WB64).
+ */
uint64_t ff_des_encdec(uint64_t in, uint64_t key, int decrypt);
#endif /* FFMPEG_DES_H */
--
Libav/FFmpeg packaging
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