initial version of SQIsign

Co-authored-by: Jorge Chavez-Saab <jorgechavezsaab@gmail.com> Co-authored-by: Maria Corte-Real Santos <36373796+mariascrs@users.noreply.github.com> Co-authored-by: Luca De Feo <github@defeo.lu> Co-authored-by: Jonathan Komada Eriksen <jonathan.eriksen97@gmail.com> Co-authored-by: Basil Hess <bhe@zurich.ibm.com> Co-authored-by: Antonin Leroux <18654258+tonioecto@users.noreply.github.com> Co-authored-by: Patrick Longa <plonga@microsoft.com> Co-authored-by: Lorenz Panny <lorenz@yx7.cc> Co-authored-by: Francisco Rodríguez-Henríquez <francisco.rodriguez@tii.ae> Co-authored-by: Sina Schaeffler <108983332+syndrakon@users.noreply.github.com> Co-authored-by: Benjamin Wesolowski <19474926+Calodeon@users.noreply.github.com>
2023-06-01 00:00:00 +00:00
commit 28ff420dd0
285 changed files with 70301 additions and 0 deletions
--- a/test/test_sqisign.c
+++ b/test/test_sqisign.c
@@ -0,0 +1,110 @@
+// SPDX-License-Identifier: Apache-2.0
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <ctype.h>
+#include <rng.h>
+#include <sig.h>
+#include <api.h>
+
+#ifdef ENABLE_CT_TESTING
+#include <valgrind/memcheck.h>
+#endif
+
+#ifdef ENABLE_CT_TESTING
+static void print_hex(const unsigned char *hex, int len) {
+    unsigned char *copy  = calloc(len, 1);
+    memcpy(copy, hex, len); // make a copy that we can tell valgrind is okay to leak
+    VALGRIND_MAKE_MEM_DEFINED(copy, len);
+
+    for (int i = 0; i < len;  ++i) {
+        printf("%02x", copy[i]);
+    }
+    printf("\n");
+    free(copy);
+}
+#else
+static void print_hex(const unsigned char *hex, int len) {
+    for (int i = 0; i < len;  ++i) {
+        printf("%02x", hex[i]);
+    }
+    printf("\n");
+}
+#endif
+
+
+static int test_sqisign() {
+    unsigned char *pk  = calloc(CRYPTO_PUBLICKEYBYTES, 1);
+    unsigned char *sk  = calloc(CRYPTO_SECRETKEYBYTES, 1);
+    unsigned char *sig = calloc(CRYPTO_BYTES + 32, 1);
+
+    unsigned char seed[48] = { 0 };
+    unsigned char msg[32] = { 0 };
+    unsigned long long msglen = 32;
+
+    randombytes_init(seed, NULL, 256);
+
+    printf("Testing Keygen, Sign, Open: %s\n", CRYPTO_ALGNAME);
+
+    int res = sqisign_keypair(pk, sk);
+    if (res != 0) {
+        res = -1;
+        goto err;
+    }
+
+#ifdef ENABLE_CT_TESTING
+    VALGRIND_MAKE_MEM_DEFINED(pk, CRYPTO_PUBLICKEYBYTES);
+#endif
+
+    unsigned long long smlen = CRYPTO_BYTES + 32;
+
+    res = sqisign_sign(sig, &smlen, msg, 32, sk);
+    if (res != 0) {
+        res = -1;
+        goto err;
+    }
+
+    printf("pk: ");
+    print_hex(pk, CRYPTO_PUBLICKEYBYTES);
+    printf("sk: ");
+    print_hex(sk, CRYPTO_SECRETKEYBYTES);
+    printf("sm: ");
+    print_hex(sig, smlen);
+
+#ifdef ENABLE_CT_TESTING
+    VALGRIND_MAKE_MEM_DEFINED(sig, smlen);
+#endif
+
+    res = sqisign_open(msg, &msglen, sig, smlen, pk);
+    if (res != 0) {
+        res = -1;
+        goto err;
+    }
+
+    sig[0] = ~sig[0];
+    res = sqisign_open(msg, &msglen, sig, smlen, pk);
+    if (res != 1) {
+        res = -1;
+        goto err;
+    } else {
+        res = 0;
+    }
+
+err:
+    free(pk);
+    free(sk);
+    free(sig);
+    return res;
+}
+
+int main(int argc, char *argv[]) {
+    int rc = 0;
+
+    rc = test_sqisign();
+
+    if (rc != 0) {
+        printf("test failed for %s\n", argv[1]);
+    }
+    return rc;
+}