xtea-test: Use struct allocation functions from the API

libavutil/tests/xtea.c

@@ -22,6 +22,7 @@
 #include <string.h>
 
 #include "libavutil/intreadwrite.h"
+#include "libavutil/mem.h"
 #include "libavutil/xtea.h"
 
 #define XTEA_NUM_TESTS 6
@@ -80,41 +81,44 @@ static void test_xtea(AVXTEA *ctx, uint8_t *dst, const uint8_t *src,
 
 int main(void)
 {
-    AVXTEA ctx;
     uint8_t buf[16], iv[8];
     int i, j;
     static const uint8_t src[32] = "HelloWorldHelloWorldHelloWorld";
     uint8_t ct[32];
     uint8_t pl[32];
+    AVXTEA *ctx = av_xtea_alloc();
+    if (!ctx)
+        return 1;
 
     for (i = 0; i < XTEA_NUM_TESTS; i++) {
-        av_xtea_init(&ctx, xtea_test_key[i]);
+        av_xtea_init(ctx, xtea_test_key[i]);
 
-        test_xtea(&ctx, buf, xtea_test_pt[i], xtea_test_ct[i], 1, NULL, 0, "encryption", av_xtea_crypt);
-        test_xtea(&ctx, buf, xtea_test_ct[i], xtea_test_pt[i], 1, NULL, 1, "decryption", av_xtea_crypt);
+        test_xtea(ctx, buf, xtea_test_pt[i], xtea_test_ct[i], 1, NULL, 0, "encryption", av_xtea_crypt);
+        test_xtea(ctx, buf, xtea_test_ct[i], xtea_test_pt[i], 1, NULL, 1, "decryption", av_xtea_crypt);
 
         for (j = 0; j < 4; j++)
             AV_WL32(&buf[4*j], AV_RB32(&xtea_test_key[i][4*j]));
-        av_xtea_le_init(&ctx, buf);
+        av_xtea_le_init(ctx, buf);
         for (j = 0; j < 2; j++) {
             AV_WL32(&ct[4*j], AV_RB32(&xtea_test_ct[i][4*j]));
             AV_WL32(&pl[4*j], AV_RB32(&xtea_test_pt[i][4*j]));
         }
-        test_xtea(&ctx, buf, pl, ct, 1, NULL, 0, "encryption", av_xtea_le_crypt);
-        test_xtea(&ctx, buf, ct, pl, 1, NULL, 1, "decryption", av_xtea_le_crypt);
+        test_xtea(ctx, buf, pl, ct, 1, NULL, 0, "encryption", av_xtea_le_crypt);
+        test_xtea(ctx, buf, ct, pl, 1, NULL, 1, "decryption", av_xtea_le_crypt);
 
         /* encrypt */
         memcpy(iv, "HALLO123", 8);
-        av_xtea_crypt(&ctx, ct, src, 4, iv, 0);
+        av_xtea_crypt(ctx, ct, src, 4, iv, 0);
 
         /* decrypt into pl */
         memcpy(iv, "HALLO123", 8);
-        test_xtea(&ctx, pl, ct, src, 4, iv, 1, "CBC decryption", av_xtea_crypt);
+        test_xtea(ctx, pl, ct, src, 4, iv, 1, "CBC decryption", av_xtea_crypt);
 
         memcpy(iv, "HALLO123", 8);
-        test_xtea(&ctx, ct, ct, src, 4, iv, 1, "CBC inplace decryption", av_xtea_crypt);
+        test_xtea(ctx, ct, ct, src, 4, iv, 1, "CBC inplace decryption", av_xtea_crypt);
     }
     printf("Test encryption/decryption success.\n");
+    av_free(ctx);
 
     return 0;
 }