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authorMattias Andrée <maandree@operamail.com>2014-11-05 20:33:00 +0100
committerMattias Andrée <maandree@operamail.com>2014-11-05 20:33:00 +0100
commitf41f44ae4279e42556d54177aacee12250e032a9 (patch)
tree984c1c313c9d3e6a65711faee0ddaa6fcf72e4af /src/test/test.c
parentadd libkeccak_state_reset (diff)
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test squeeze functions
Signed-off-by: Mattias Andrée <maandree@operamail.com>
Diffstat (limited to 'src/test/test.c')
-rw-r--r--src/test/test.c108
1 files changed, 105 insertions, 3 deletions
diff --git a/src/test/test.c b/src/test/test.c
index aa51682..78e2c08 100644
--- a/src/test/test.c
+++ b/src/test/test.c
@@ -152,7 +152,8 @@ static int test_digest_case(const libkeccak_spec_t* restrict spec, const char* r
if (msg = strdup(message), msg == NULL)
return perror("strdup"), -1;
- libkeccak_digest(&state, msg, strlen(msg) - !!bits, bits, suffix, hashsum);
+ if (libkeccak_digest(&state, msg, strlen(msg) - !!bits, bits, suffix, hashsum))
+ return perror("libkeccak_digest"), -1;
libkeccak_state_fast_destroy(&state);
free(msg);
@@ -326,8 +327,10 @@ static int test_update_case(const libkeccak_spec_t* restrict spec, const char* r
if (msg = strdup(message), msg == NULL)
return perror("strdup"), -1;
- libkeccak_update(&state, msg, strlen(msg));
- libkeccak_digest(&state, NULL, 0, 0, suffix, hashsum);
+ if (libkeccak_update(&state, msg, strlen(msg)))
+ return perror("libkeccak_update"), -1;
+ if (libkeccak_digest(&state, NULL, 0, 0, suffix, hashsum))
+ return perror("libkeccak_digest"), -1;
libkeccak_state_fast_destroy(&state);
free(msg);
@@ -400,6 +403,104 @@ static int test_update(void)
}
+/**
+ * Run a test for `libkeccak_*squeeze` functions
+ *
+ * @return Zero on success, -1 on error
+ */
+static int test_squeeze_case(libkeccak_state_t* restrict state, const libkeccak_spec_t* restrict spec,
+ long fast_squeezes, long squeezes, int fast_digest, char* restrict hashsum,
+ char* restrict hexsum, const char* restrict expected_answer)
+{
+ static char message[] = "withdrew hypothesis snakebird qmc2";
+ long i;
+ int ok;
+
+ libkeccak_state_reset(state);
+ if (libkeccak_digest(state, message, strlen(message), 0, LIBKECCAK_SHA3_SUFFIX, fast_digest ? NULL : hashsum))
+ return perror("libkeccak_digest"), -1;
+
+ libkeccak_fast_squeeze(state, fast_squeezes);
+ for (i = fast_squeezes; i < squeezes; i++)
+ libkeccak_squeeze(state, hashsum);
+
+ libkeccak_behex_lower(hexsum, hashsum, (spec->output + 7) / 8);
+ ok = !strcmp(hexsum, expected_answer);
+ printf("%s%s\n", ok ? "OK" : "Fail: ", ok ? "" : hexsum);
+ if (!ok)
+ printf(" r, c, n = %li, %li, %li\n", spec->bitrate, spec->capacity, spec->output);
+
+ return ok - 1;
+}
+
+
+/**
+ * Test `libkeccak_*squeeze` functions
+ *
+ * @return Zero on success, -1 on error
+ */
+static int test_squeeze(void)
+{
+#define answer1 "03fe12b4b51d56d96377d927e5cd498fc4bc3aee389b2f2ff8393aa5"
+#define answer2 "0b8fb64ee5d8836956f49cbe4577afbc638c855c1d553452fc1eceb8"
+#define answer3 "1e03b4cd9eef3892a7b5e865fce393c4bc90120d9aea84d0a0dff3b8"
+#define answer4 "aac92fbfd22ce62e83ddaf2e61bd7bf696326e46d1327defa4530e20"
+
+#define run_test(fast_squeezes, squeezes, fast_digest) \
+ test_squeeze_case(&state, &spec, fast_squeezes, squeezes, fast_digest, hashsum, hexsum, answer##squeezes)
+
+ libkeccak_spec_t spec;
+ libkeccak_state_t state;
+ char* restrict hashsum;
+ char* restrict hexsum;
+
+ libkeccak_spec_sha3(&spec, 224);
+ if (hashsum = malloc((spec.output + 7) / 8), hashsum == NULL)
+ return perror("malloc"), -1;
+ if (hexsum = malloc((spec.output + 7) / 8 * 2 + 1), hexsum == NULL)
+ return perror("malloc"), -1;
+ if (libkeccak_state_initialise(&state, &spec))
+ return perror("libkeccak_state_initialise"), -1;
+
+ printf("Testing squeeze functions with slow initial digest:\n");
+ printf(" 1 extra squeeze, including 0 fast squeezes: "), run_test(0, 1, 0);
+ printf(" 2 extra squeezes, including 0 fast squeezes: "), run_test(0, 2, 0);
+ printf(" 2 extra squeezes, including 1 fast squeeze: "), run_test(1, 2, 0);
+ printf(" 3 extra squeezes, including 0 fast squeezes: "), run_test(0, 3, 0);
+ printf(" 3 extra squeezes, including 1 fast squeeze: "), run_test(1, 3, 0);
+ printf(" 3 extra squeezes, including 2 fast squeezes: "), run_test(2, 3, 0);
+ printf(" 4 extra squeezes, including 0 fast squeezes: "), run_test(0, 4, 0);
+ printf(" 4 extra squeezes, including 1 fast squeeze: "), run_test(1, 4, 0);
+ printf(" 4 extra squeezes, including 2 fast squeezes: "), run_test(2, 4, 0);
+ printf(" 4 extra squeezes, including 3 fast squeezes: "), run_test(3, 4, 0);
+ printf("\n");
+
+ printf("Testing squeeze functions with fast initial digest:\n");
+ printf(" 1 extra squeeze, including 0 fast squeezes: "), run_test(0, 1, 1);
+ printf(" 2 extra squeezes, including 0 fast squeezes: "), run_test(0, 2, 1);
+ printf(" 2 extra squeezes, including 1 fast squeeze: "), run_test(1, 2, 1);
+ printf(" 3 extra squeezes, including 0 fast squeezes: "), run_test(0, 3, 1);
+ printf(" 3 extra squeezes, including 1 fast squeeze: "), run_test(1, 3, 1);
+ printf(" 3 extra squeezes, including 2 fast squeezes: "), run_test(2, 3, 1);
+ printf(" 4 extra squeezes, including 0 fast squeezes: "), run_test(0, 4, 1);
+ printf(" 4 extra squeezes, including 1 fast squeeze: "), run_test(1, 4, 1);
+ printf(" 4 extra squeezes, including 2 fast squeezes: "), run_test(2, 4, 1);
+ printf(" 4 extra squeezes, including 3 fast squeezes: "), run_test(3, 4, 1);
+ printf("\n");
+
+ libkeccak_state_fast_destroy(&state);
+ free(hashsum);
+ free(hexsum);
+ return 0;
+
+#undef run_test
+#undef answer4
+#undef answer3
+#undef answer2
+#undef answer1
+}
+
+
int main(void)
{
libkeccak_generalised_spec_t gspec;
@@ -426,6 +527,7 @@ int main(void)
if (test_state(&spec)) return 1;
if (test_digest()) return 1;
if (test_update()) return 1;
+ if (test_squeeze()) return 1;
return 0;
}