xtea: new module.

[ccan] / ccan / crypto / xtea / test / run.c

diff --git a/ccan/crypto/xtea/test/run.c b/ccan/crypto/xtea/test/run.c
new file mode 100644 (file)
index 0000000..35231f2
--- /dev/null
+++ b/ccan/crypto/xtea/test/run.c
@@ -0,0 +1,37 @@
+#include <ccan/crypto/xtea/xtea.h>
+/* Include the C files directly. */
+#include <ccan/crypto/xtea/xtea.c>
+#include <ccan/tap/tap.h>
+#include <string.h>
+
+int main(void)
+{
+       uint64_t v, e;  
+       struct xtea_secret s;
+
+       /* This is how many tests you plan to run */
+       plan_tests(66);
+
+       memset(&s, 1, sizeof(s));
+
+       for (v = 1; v; v <<= 1) {
+               e = xtea_encipher(&s, v);
+               ok1(xtea_decipher(&s, e) == v);
+       }
+
+       /* The only 32-iteration from the "test vectors" at
+        * http://www.cix.co.uk/~klockstone/teavect.htm:
+        * in=af20a390547571aa, N=32, k=27f917b1c1da899360e2acaaa6eb923d, out=d26428af0a202283
+        */
+       v = 0xaf20a390547571aaULL;
+       s.u.u32[0] = 0x27f917b1;
+       s.u.u32[1] = 0xc1da8993;
+       s.u.u32[2] = 0x60e2acaa;
+       s.u.u32[3] = 0xa6eb923d;
+       e = xtea_encipher(&s, v);
+       ok1(e == 0xd26428af0a202283ULL);
+       ok1(xtea_decipher(&s, e) == v);
+
+       /* This exits depending on whether all tests passed */
+       return exit_status();
+}