avfilter/vf_waveform: stop abusing s->size for calculating limit

[ffmpeg] / libavutil / des.c

diff --git a/libavutil/des.c b/libavutil/des.c
index 57ad0a4fffc8d7f87cf084b9222fee1d7b4412e2..e7e9178078494cdc87302fff7ed6cf524fc1e77a 100644 (file)
--- a/libavutil/des.c
+++ b/libavutil/des.c
@@ -22,9 +22,15 @@
 #include "avutil.h"
 #include "common.h"
 #include "intreadwrite.h"
+#include "mem.h"
 #include "des.h"
 
-typedef struct AVDES AVDES;
+#if !FF_API_CRYPTO_CONTEXT
+struct AVDES {
+    uint64_t round_keys[3][16];
+    int triple_des;
+};
+#endif
 
 #define T(a, b, c, d, e, f, g, h) 64-a,64-b,64-c,64-d,64-e,64-f,64-g,64-h
 static const uint8_t IP_shuffle[] = {
@@ -286,6 +292,11 @@ static uint64_t des_encdec(uint64_t in, uint64_t K[16], int decrypt) {
     return in;
 }
 
+AVDES *av_des_alloc(void)
+{
+    return av_mallocz(sizeof(struct AVDES));
+}
+
 int av_des_init(AVDES *d, const uint8_t *key, int key_bits, av_unused int decrypt) {
     if (key_bits != 64 && key_bits != 192)
         return -1;