Signed-off-by: James Almer <[email protected]>
---
doc/APIchanges | 1 +
libavutil/xtea.c | 12 ++++++++++++
libavutil/xtea.h | 10 ++++++++++
3 files changed, 23 insertions(+)
diff --git a/doc/APIchanges b/doc/APIchanges
index 3d40ec7..be5d4cf 100644
--- a/doc/APIchanges
+++ b/doc/APIchanges
@@ -16,6 +16,7 @@ API changes, most recent first:
2015-xx-xx - lavu 54.16.0
xxxxxxx - Add av_blowfish_alloc().
xxxxxxx - Add av_rc4_alloc().
+ xxxxxxx - Add av_xtea_alloc().
2015-xx-xx - lavc 56.35.0 - avcodec.h
xxxxxxxxx - Rename CODEC_FLAG* defines to AV_CODEC_FLAG*.
diff --git a/libavutil/xtea.c b/libavutil/xtea.c
index 53c0bfe..c0d8b17 100644
--- a/libavutil/xtea.c
+++ b/libavutil/xtea.c
@@ -31,8 +31,20 @@
#include "avutil.h"
#include "common.h"
#include "intreadwrite.h"
+#include "mem.h"
#include "xtea.h"
+#if !FF_API_CRYPTO_CONTEXT
+typedef struct AVXTEA {
+ uint32_t key[16];
+} AVXTEA;
+#endif
+
+struct AVXTEA *av_xtea_alloc(void)
+{
+ return av_mallocz(sizeof(struct AVXTEA));
+}
+
void av_xtea_init(AVXTEA *ctx, const uint8_t key[16])
{
int i;
diff --git a/libavutil/xtea.h b/libavutil/xtea.h
index 0fc3810..54ba523 100644
--- a/libavutil/xtea.h
+++ b/libavutil/xtea.h
@@ -22,6 +22,7 @@
#define AVUTIL_XTEA_H
#include <stdint.h>
+#include "version.h"
/**
* @file
@@ -31,9 +32,18 @@
* @{
*/
+#if FF_API_CRYPTO_CONTEXT
typedef struct AVXTEA {
uint32_t key[16];
} AVXTEA;
+#else
+struct AVXTEA;
+#endif
+
+/**
+ * Allocate an AVXTEA context.
+ */
+struct AVXTEA *av_xtea_alloc(void);
/**
* Initialize an AVXTEA context.
--
2.4.5
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