test/upcallstest.c

   1 /*
   2  * Copyright 2021-2022 The OpenSSL Project Authors. All Rights Reserved.
   3  *
   4  * Licensed under the Apache License 2.0 (the "License").  You may not use
   5  * this file except in compliance with the License.  You can obtain a copy
   6  * in the file LICENSE in the source distribution or at
   7  * https://www.openssl.org/source/license.html
   8  */
   9
  10 #include <openssl/objects.h>
  11 #include <openssl/crypto.h>
  12 #include <openssl/provider.h>
  13 #include "testutil.h"
  14
  15 static const OSSL_ALGORITHM *obj_query(void *provctx, int operation_id,
  16                                        int *no_cache)
  17 {
  18     *no_cache = 0;
  19     return NULL;
  20 }
  21
  22 static const OSSL_DISPATCH obj_dispatch_table[] = {
  23     { OSSL_FUNC_PROVIDER_QUERY_OPERATION, (void (*)(void))obj_query },
  24     { 0, NULL }
  25 };
  26
  27 static OSSL_FUNC_core_obj_add_sigid_fn *c_obj_add_sigid = NULL;
  28 static OSSL_FUNC_core_obj_create_fn *c_obj_create = NULL;
  29
  30 /* test signature ids requiring digest */
  31 #define SIG_OID "1.3.6.1.4.1.16604.998877.1"
  32 #define SIG_SN "my-sig"
  33 #define SIG_LN "my-sig-long"
  34 #define DIGEST_OID "1.3.6.1.4.1.16604.998877.2"
  35 #define DIGEST_SN "my-digest"
  36 #define DIGEST_LN "my-digest-long"
  37 #define SIGALG_OID "1.3.6.1.4.1.16604.998877.3"
  38 #define SIGALG_SN "my-sigalg"
  39 #define SIGALG_LN "my-sigalg-long"
  40
  41 /* test signature ids requiring no digest */
  42 #define NODIG_SIG_OID "1.3.6.1.4.1.16604.998877.4"
  43 #define NODIG_SIG_SN "my-nodig-sig"
  44 #define NODIG_SIG_LN "my-nodig-sig-long"
  45 #define NODIG_SIGALG_OID "1.3.6.1.4.1.16604.998877.5"
  46 #define NODIG_SIGALG_SN "my-nodig-sigalg"
  47 #define NODIG_SIGALG_LN "my-nodig-sigalg-long"
  48
  49 static int obj_provider_init(const OSSL_CORE_HANDLE *handle,
  50                              const OSSL_DISPATCH *in,
  51                              const OSSL_DISPATCH **out,
  52                              void **provctx)
  53 {
  54     *provctx = (void *)handle;
  55     *out = obj_dispatch_table;
  56
  57     for (; in->function_id != 0; in++) {
  58         switch (in->function_id) {
  59         case OSSL_FUNC_CORE_OBJ_ADD_SIGID:
  60             c_obj_add_sigid = OSSL_FUNC_core_obj_add_sigid(in);
  61             break;
  62         case OSSL_FUNC_CORE_OBJ_CREATE:
  63             c_obj_create = OSSL_FUNC_core_obj_create(in);
  64             break;
  65             break;
  66         default:
  67             /* Just ignore anything we don't understand */
  68             break;
  69         }
  70     }
  71
  72     if (!c_obj_create(handle, DIGEST_OID, DIGEST_SN, DIGEST_LN)
  73             || !c_obj_create(handle, SIG_OID, SIG_SN, SIG_LN)
  74             || !c_obj_create(handle, SIGALG_OID, SIGALG_SN, SIGALG_LN))
  75         return 0;
  76
  77     if (!c_obj_create(handle, NODIG_SIG_OID, NODIG_SIG_SN, NODIG_SIG_LN)
  78             || !c_obj_create(handle, NODIG_SIGALG_OID, NODIG_SIGALG_SN, NODIG_SIGALG_LN))
  79         return 0;
  80
  81     if (!c_obj_add_sigid(handle, SIGALG_OID, DIGEST_SN, SIG_LN))
  82         return 0;
  83
  84     /* additional tests checking empty digest algs are accepted, too */
  85     if (!c_obj_add_sigid(handle, NODIG_SIGALG_OID, "", NODIG_SIG_LN))
  86         return 0;
  87     /* checking wrong digest alg name is rejected: */
  88     if (c_obj_add_sigid(handle, NODIG_SIGALG_OID, "NonsenseAlg", NODIG_SIG_LN))
  89         return 0;
  90
  91     return 1;
  92 }
  93
  94 static int obj_create_test(void)
  95 {
  96     OSSL_LIB_CTX *libctx = OSSL_LIB_CTX_new();
  97     OSSL_PROVIDER *objprov = NULL;
  98     int sigalgnid, digestnid, signid, foundsid;
  99     int testresult = 0;
 100
 101     if (!TEST_ptr(libctx))
 102         goto err;
 103
 104     if (!TEST_true(OSSL_PROVIDER_add_builtin(libctx, "obj-prov",
 105                                              obj_provider_init))
 106             || !TEST_ptr(objprov = OSSL_PROVIDER_load(libctx, "obj-prov")))
 107         goto err;
 108
 109     /* Check that the provider created the OIDs/NIDs we expected */
 110     sigalgnid = OBJ_txt2nid(SIGALG_OID);
 111     if (!TEST_int_ne(sigalgnid, NID_undef)
 112             || !TEST_true(OBJ_find_sigid_algs(sigalgnid, &digestnid, &signid))
 113             || !TEST_int_ne(digestnid, NID_undef)
 114             || !TEST_int_ne(signid, NID_undef)
 115             || !TEST_int_eq(digestnid, OBJ_sn2nid(DIGEST_SN))
 116             || !TEST_int_eq(signid, OBJ_ln2nid(SIG_LN)))
 117         goto err;
 118
 119     /* Check empty digest alg storage capability */
 120     sigalgnid = OBJ_txt2nid(NODIG_SIGALG_OID);
 121     if (!TEST_int_ne(sigalgnid, NID_undef)
 122             || !TEST_true(OBJ_find_sigid_algs(sigalgnid, &digestnid, &signid))
 123             || !TEST_int_eq(digestnid, NID_undef)
 124             || !TEST_int_ne(signid, NID_undef))
 125         goto err;
 126
 127     /* Testing OBJ_find_sigid_by_algs */
 128     /* First check exact sig/digest recall: */
 129     sigalgnid = OBJ_sn2nid(SIGALG_SN);
 130     digestnid = OBJ_sn2nid(DIGEST_SN);
 131     signid = OBJ_ln2nid(SIG_LN);
 132     if ((!OBJ_find_sigid_by_algs(&foundsid, digestnid, signid)) ||
 133         (foundsid != sigalgnid))
 134         return 0;
 135     /* Check wrong signature/digest combination is rejected */
 136     if ((OBJ_find_sigid_by_algs(&foundsid, OBJ_sn2nid("SHA512"), signid)) &&
 137         (foundsid == sigalgnid))
 138         return 0;
 139     /* Now also check signature not needing digest is found */
 140     /* a) when some digest is given */
 141     sigalgnid = OBJ_sn2nid(NODIG_SIGALG_SN);
 142     digestnid = OBJ_sn2nid("SHA512");
 143     signid = OBJ_ln2nid(NODIG_SIG_LN);
 144     if ((!OBJ_find_sigid_by_algs(&foundsid, digestnid, signid)) ||
 145         (foundsid != sigalgnid))
 146         return 0;
 147     /* b) when NID_undef is passed */
 148     digestnid = NID_undef;
 149     if ((!OBJ_find_sigid_by_algs(&foundsid, digestnid, signid)) ||
 150         (foundsid != sigalgnid))
 151         return 0;
 152
 153     testresult = 1;
 154  err:
 155     OSSL_PROVIDER_unload(objprov);
 156     OSSL_LIB_CTX_free(libctx);
 157     return testresult;
 158 }
 159
 160 int setup_tests(void)
 161 {
 162
 163     ADD_TEST(obj_create_test);
 164
 165     return 1;
 166 }