1 files changed, 72 insertions, 0 deletions
diff --git a/sys/contrib/libsodium/test/default/secretbox_easy2.c b/sys/contrib/libsodium/test/default/secretbox_easy2.c
new file mode 100644
index 000000000000..7cacbd7aba15
--- /dev/null
+++ b/sys/contrib/libsodium/test/default/secretbox_easy2.c
@@ -0,0 +1,72 @@
+
+#define TEST_NAME "secretbox_easy2"
+#include "cmptest.h"
+
+int
+main(void)
+{
+    unsigned char *m;
+    unsigned char *m2;
+    unsigned char *c;
+    unsigned char *nonce;
+    unsigned char *k;
+    unsigned char *mac;
+    size_t         mlen;
+    size_t         i;
+
+    mlen  = (size_t) randombytes_uniform((uint32_t) 10000) + 1U;
+    m     = (unsigned char *) sodium_malloc(mlen);
+    m2    = (unsigned char *) sodium_malloc(mlen);
+    c     = (unsigned char *) sodium_malloc(crypto_secretbox_MACBYTES + mlen);
+    nonce = (unsigned char *) sodium_malloc(crypto_secretbox_NONCEBYTES);
+    k     = (unsigned char *) sodium_malloc(crypto_secretbox_KEYBYTES);
+    mac   = (unsigned char *) sodium_malloc(crypto_secretbox_MACBYTES);
+    crypto_secretbox_keygen(k);
+    randombytes_buf(m, mlen);
+    randombytes_buf(nonce, crypto_secretbox_NONCEBYTES);
+    crypto_secretbox_easy(c, m, (unsigned long long) mlen, nonce, k);
+    if (crypto_secretbox_open_easy(
+            m2, c, (unsigned long long) mlen + crypto_secretbox_MACBYTES, nonce,
+            k) != 0) {
+        printf("crypto_secretbox_open_easy() failed\n");
+    }
+    printf("%d\n", memcmp(m, m2, mlen));
+
+    for (i = 0; i < mlen + crypto_secretbox_MACBYTES - 1; i++) {
+        if (crypto_secretbox_open_easy(m2, c, (unsigned long long) i, nonce,
+                                       k) == 0) {
+            printf("short open() should have failed\n");
+            return 1;
+        }
+    }
+    crypto_secretbox_detached(c, mac, m, (unsigned long long) mlen, nonce, k);
+    if (crypto_secretbox_open_detached(NULL, c, mac, (unsigned long long) mlen,
+                                       nonce, k) != 0) {
+        printf("crypto_secretbox_open_detached() with a NULL message pointer failed\n");
+    }
+    if (crypto_secretbox_open_detached(m2, c, mac, (unsigned long long) mlen,
+                                       nonce, k) != 0) {
+        printf("crypto_secretbox_open_detached() failed\n");
+    }
+    printf("%d\n", memcmp(m, m2, mlen));
+
+    memcpy(c, m, mlen);
+    crypto_secretbox_easy(c, c, (unsigned long long) mlen, nonce, k);
+    printf("%d\n", memcmp(m, c, mlen) == 0);
+    printf("%d\n", memcmp(m, c + crypto_secretbox_MACBYTES, mlen) == 0);
+    if (crypto_secretbox_open_easy(
+            c, c, (unsigned long long) mlen + crypto_secretbox_MACBYTES, nonce,
+            k) != 0) {
+        printf("crypto_secretbox_open_easy() failed\n");
+    }
+    printf("%d\n", memcmp(m, c, mlen));
+
+    sodium_free(m);
+    sodium_free(m2);
+    sodium_free(c);
+    sodium_free(nonce);
+    sodium_free(k);
+    sodium_free(mac);
+
+    return 0;
+}