-/* evp_test.c */
/*
* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
* project.
#include <openssl/pem.h>
#include <openssl/err.h>
#include <openssl/x509v3.h>
+#include <openssl/pkcs12.h>
+#include <openssl/kdf.h>
+#include "internal/numbers.h"
/* Remove spaces from beginning and end of a string */
return 1;
}
+/*
+ * Unescape some escape sequences in string literals.
+ * Return the result in a newly allocated buffer.
+ * Currently only supports '\n'.
+ * If the input length is 0, returns a valid 1-byte buffer, but sets
+ * the length to 0.
+ */
+static unsigned char* unescape(const char *input, size_t input_len,
+ size_t *out_len)
+{
+ unsigned char *ret, *p;
+ size_t i;
+ if (input_len == 0) {
+ *out_len = 0;
+ return OPENSSL_zalloc(1);
+ }
+
+ /* Escaping is non-expanding; over-allocate original size for simplicity. */
+ ret = p = OPENSSL_malloc(input_len);
+ if (ret == NULL)
+ return NULL;
+
+ for (i = 0; i < input_len; i++) {
+ if (input[i] == '\\') {
+ if (i == input_len - 1 || input[i+1] != 'n')
+ goto err;
+ *p++ = '\n';
+ i++;
+ } else {
+ *p++ = input[i];
+ }
+ }
+
+ *out_len = p - ret;
+ return ret;
+
+ err:
+ OPENSSL_free(ret);
+ return NULL;
+}
+
/* For a hex string "value" convert to a binary allocated buffer */
static int test_bin(const char *value, unsigned char **buf, size_t *buflen)
{
long len;
+
+ *buflen = 0;
if (!*value) {
- /* Don't return NULL for zero length buffer */
+ /*
+ * Don't return NULL for zero length buffer.
+ * This is needed for some tests with empty keys: HMAC_Init_ex() expects
+ * a non-NULL key buffer even if the key length is 0, in order to detect
+ * key reset.
+ */
*buf = OPENSSL_malloc(1);
if (!*buf)
return 0;
if (value[vlen - 1] != '"')
return 0;
vlen--;
- *buf = BUF_memdup(value, vlen);
- *buflen = vlen;
+ *buf = unescape(value, vlen, buflen);
+ if (*buf == NULL)
+ return 0;
return 1;
}
+
*buf = string_to_hex(value, &len);
if (!*buf) {
fprintf(stderr, "Value=%s\n", value);
*buflen = len;
return 1;
}
+/* Parse unsigned decimal 64 bit integer value */
+static int test_uint64(const char *value, uint64_t *pr)
+{
+ const char *p = value;
+ if (!*p) {
+ fprintf(stderr, "Invalid empty integer value\n");
+ return -1;
+ }
+ *pr = 0;
+ while (*p) {
+ if (*pr > UINT64_MAX/10) {
+ fprintf(stderr, "Integer string overflow value=%s\n", value);
+ return -1;
+ }
+ *pr *= 10;
+ if (*p < '0' || *p > '9') {
+ fprintf(stderr, "Invalid integer string value=%s\n", value);
+ return -1;
+ }
+ *pr += *p - '0';
+ p++;
+ }
+ return 1;
+}
/* Structure holding test information */
struct evp_test {
/* Number of tests skipped */
int nskip;
/* If output mismatch expected and got value */
- unsigned char *out_got;
+ unsigned char *out_received;
+ size_t out_received_len;
unsigned char *out_expected;
- size_t out_len;
+ size_t out_expected_len;
/* test specific data */
void *data;
/* Current test should be skipped */
static const struct evp_test_method psign_test_method, pverify_test_method;
static const struct evp_test_method pdecrypt_test_method;
static const struct evp_test_method pverify_recover_test_method;
+static const struct evp_test_method pderive_test_method;
+static const struct evp_test_method pbe_test_method;
+static const struct evp_test_method encode_test_method;
+static const struct evp_test_method kdf_test_method;
static const struct evp_test_method *evp_test_list[] = {
&digest_test_method,
&pverify_test_method,
&pdecrypt_test_method,
&pverify_recover_test_method,
+ &pderive_test_method,
+ &pbe_test_method,
+ &encode_test_method,
+ &kdf_test_method,
NULL
};
OPENSSL_free(t->expected_err);
t->expected_err = NULL;
OPENSSL_free(t->out_expected);
- OPENSSL_free(t->out_got);
+ OPENSSL_free(t->out_received);
t->out_expected = NULL;
- t->out_got = NULL;
+ t->out_received = NULL;
+ t->out_expected_len = 0;
+ t->out_received_len = 0;
+ /* Literals. */
+ t->err = NULL;
}
static void print_expected(struct evp_test *t)
{
- if (t->out_expected == NULL)
+ if (t->out_expected == NULL && t->out_received == NULL)
return;
- hex_print("Expected:", t->out_expected, t->out_len);
- hex_print("Got: ", t->out_got, t->out_len);
+ hex_print("Expected:", t->out_expected, t->out_expected_len);
+ hex_print("Got: ", t->out_received, t->out_received_len);
free_expected(t);
}
key = OPENSSL_malloc(sizeof(*key));
if (!key)
return 0;
- key->name = BUF_strdup(value);
+ key->name = OPENSSL_strdup(value);
key->key = pk;
key->next = *lst;
*lst = key;
fprintf(stderr, "Line %d: multiple result lines\n", t->line);
return 0;
}
- t->expected_err = BUF_strdup(value);
+ t->expected_err = OPENSSL_strdup(value);
if (!t->expected_err)
return 0;
} else {
return 1;
}
-static int check_output(struct evp_test *t, const unsigned char *expected,
- const unsigned char *got, size_t len)
+static int check_var_length_output(struct evp_test *t,
+ const unsigned char *expected,
+ size_t expected_len,
+ const unsigned char *received,
+ size_t received_len)
{
- if (!memcmp(expected, got, len))
+ if (expected_len == received_len &&
+ memcmp(expected, received, expected_len) == 0) {
return 0;
- t->out_expected = BUF_memdup(expected, len);
- t->out_got = BUF_memdup(got, len);
- t->out_len = len;
- if (t->out_expected == NULL || t->out_got == NULL) {
+ }
+
+ /* The result printing code expects a non-NULL buffer. */
+ t->out_expected = OPENSSL_memdup(expected, expected_len ? expected_len : 1);
+ t->out_expected_len = expected_len;
+ t->out_received = OPENSSL_memdup(received, received_len ? received_len : 1);
+ t->out_received_len = received_len;
+ if (t->out_expected == NULL || t->out_received == NULL) {
fprintf(stderr, "Memory allocation error!\n");
exit(1);
}
return 1;
}
+static int check_output(struct evp_test *t,
+ const unsigned char *expected,
+ const unsigned char *received,
+ size_t len)
+{
+ return check_var_length_output(t, expected, len, received, len);
+}
+
int main(int argc, char **argv)
{
FILE *in = NULL;
OpenSSL_add_all_algorithms();
memset(&t, 0, sizeof(t));
- t.meth = NULL;
- t.public = NULL;
- t.private = NULL;
- t.err = NULL;
- t.line = 0;
t.start_line = -1;
- t.errors = 0;
- t.ntests = 0;
- t.out_expected = NULL;
- t.out_got = NULL;
- t.out_len = 0;
in = fopen(argv[1], "r");
t.in = in;
while (fgets(buf, sizeof(buf), in)) {
CRYPTO_cleanup_all_ex_data();
ERR_remove_thread_state(NULL);
ERR_free_strings();
+#ifndef OPENSSL_NO_CRYPTO_MDEBUG
CRYPTO_mem_leaks_fp(stderr);
+#endif
if (t.errors)
return 1;
return 0;
static int digest_test_init(struct evp_test *t, const char *alg)
{
const EVP_MD *digest;
- struct digest_data *mdat = t->data;
+ struct digest_data *mdat;
digest = EVP_get_digestbyname(alg);
if (!digest) {
/* If alg has an OID assume disabled algorithm */
EVP_MD_CTX *mctx;
unsigned char md[EVP_MAX_MD_SIZE];
unsigned int md_len;
- mctx = EVP_MD_CTX_create();
+ mctx = EVP_MD_CTX_new();
if (!mctx)
goto err;
err = "DIGESTINIT_ERROR";
goto err;
err = NULL;
err:
- if (mctx)
- EVP_MD_CTX_destroy(mctx);
+ EVP_MD_CTX_free(mctx);
t->err = err;
return 1;
}
|| EVP_CIPHER_mode(cipher) == EVP_CIPH_OCB_MODE
|| EVP_CIPHER_mode(cipher) == EVP_CIPH_CCM_MODE)
cdat->aead = EVP_CIPHER_mode(cipher);
+ else if (EVP_CIPHER_flags(cipher) & EVP_CIPH_FLAG_AEAD_CIPHER)
+ cdat->aead = -1;
else
cdat->aead = 0;
if (strcmp(keyword, "Key") == 0)
return test_bin(value, &mdata->key, &mdata->key_len);
if (strcmp(keyword, "Algorithm") == 0) {
- mdata->alg = BUF_strdup(value);
+ mdata->alg = OPENSSL_strdup(value);
if (!mdata->alg)
return 0;
return 1;
if (!md)
goto err;
}
- mctx = EVP_MD_CTX_create();
+ mctx = EVP_MD_CTX_new();
if (!mctx)
goto err;
err = "DIGESTSIGNINIT_ERROR";
goto err;
err = NULL;
err:
- if (mctx)
- EVP_MD_CTX_destroy(mctx);
+ EVP_MD_CTX_free(mctx);
OPENSSL_free(mac);
EVP_PKEY_CTX_free(genctx);
EVP_PKEY_free(key);
EVP_PKEY_CTX_free(kdata->ctx);
}
+static int pkey_test_ctrl(EVP_PKEY_CTX *pctx, const char *value)
+{
+ int rv;
+ char *p, *tmpval;
+
+ tmpval = OPENSSL_strdup(value);
+ if (tmpval == NULL)
+ return 0;
+ p = strchr(tmpval, ':');
+ if (p != NULL)
+ *p++ = 0;
+ rv = EVP_PKEY_CTX_ctrl_str(pctx, tmpval, p);
+ OPENSSL_free(tmpval);
+ return rv > 0;
+}
+
static int pkey_test_parse(struct evp_test *t,
const char *keyword, const char *value)
{
return test_bin(value, &kdata->input, &kdata->input_len);
if (strcmp(keyword, "Output") == 0)
return test_bin(value, &kdata->output, &kdata->output_len);
- if (strcmp(keyword, "Ctrl") == 0) {
- char *p = strchr(value, ':');
- if (p)
- *p++ = 0;
- if (EVP_PKEY_CTX_ctrl_str(kdata->ctx, value, p) <= 0)
- return 0;
- return 1;
- }
+ if (strcmp(keyword, "Ctrl") == 0)
+ return pkey_test_ctrl(kdata->ctx, value);
return 0;
}
pkey_test_parse,
verify_test_run
};
+
+
+static int pderive_test_init(struct evp_test *t, const char *name)
+{
+ return pkey_test_init(t, name, 0, EVP_PKEY_derive_init, 0);
+}
+
+static int pderive_test_parse(struct evp_test *t,
+ const char *keyword, const char *value)
+{
+ struct pkey_data *kdata = t->data;
+
+ if (strcmp(keyword, "PeerKey") == 0) {
+ EVP_PKEY *peer;
+ if (find_key(&peer, value, t->public) == 0)
+ return 0;
+ if (EVP_PKEY_derive_set_peer(kdata->ctx, peer) <= 0)
+ return 0;
+ return 1;
+ }
+ if (strcmp(keyword, "SharedSecret") == 0)
+ return test_bin(value, &kdata->output, &kdata->output_len);
+ if (strcmp(keyword, "Ctrl") == 0)
+ return pkey_test_ctrl(kdata->ctx, value);
+ return 0;
+}
+
+static int pderive_test_run(struct evp_test *t)
+{
+ struct pkey_data *kdata = t->data;
+ unsigned char *out = NULL;
+ size_t out_len;
+ const char *err = "INTERNAL_ERROR";
+
+ out_len = kdata->output_len;
+ out = OPENSSL_malloc(out_len);
+ if (!out) {
+ fprintf(stderr, "Error allocating output buffer!\n");
+ exit(1);
+ }
+ err = "DERIVE_ERROR";
+ if (EVP_PKEY_derive(kdata->ctx, out, &out_len) <= 0)
+ goto err;
+ err = "SHARED_SECRET_LENGTH_MISMATCH";
+ if (out_len != kdata->output_len)
+ goto err;
+ err = "SHARED_SECRET_MISMATCH";
+ if (check_output(t, kdata->output, out, out_len))
+ goto err;
+ err = NULL;
+ err:
+ OPENSSL_free(out);
+ t->err = err;
+ return 1;
+}
+
+static const struct evp_test_method pderive_test_method = {
+ "Derive",
+ pderive_test_init,
+ pkey_test_cleanup,
+ pderive_test_parse,
+ pderive_test_run
+};
+
+/* PBE tests */
+
+#define PBE_TYPE_SCRYPT 1
+#define PBE_TYPE_PBKDF2 2
+#define PBE_TYPE_PKCS12 3
+
+struct pbe_data {
+
+ int pbe_type;
+
+ /* scrypt parameters */
+ uint64_t N, r, p, maxmem;
+
+ /* PKCS#12 parameters */
+ int id, iter;
+ const EVP_MD *md;
+
+ /* password */
+ unsigned char *pass;
+ size_t pass_len;
+
+ /* salt */
+ unsigned char *salt;
+ size_t salt_len;
+
+ /* Expected output */
+ unsigned char *key;
+ size_t key_len;
+};
+
+#ifndef OPENSSL_NO_SCRYPT
+static int scrypt_test_parse(struct evp_test *t,
+ const char *keyword, const char *value)
+{
+ struct pbe_data *pdata = t->data;
+
+ if (strcmp(keyword, "N") == 0)
+ return test_uint64(value, &pdata->N);
+ if (strcmp(keyword, "p") == 0)
+ return test_uint64(value, &pdata->p);
+ if (strcmp(keyword, "r") == 0)
+ return test_uint64(value, &pdata->r);
+ if (strcmp(keyword, "maxmem") == 0)
+ return test_uint64(value, &pdata->maxmem);
+ return 0;
+}
+#endif
+
+static int pbkdf2_test_parse(struct evp_test *t,
+ const char *keyword, const char *value)
+{
+ struct pbe_data *pdata = t->data;
+
+ if (strcmp(keyword, "iter") == 0) {
+ pdata->iter = atoi(value);
+ if (pdata->iter <= 0)
+ return 0;
+ return 1;
+ }
+ if (strcmp(keyword, "MD") == 0) {
+ pdata->md = EVP_get_digestbyname(value);
+ if (pdata->md == NULL)
+ return 0;
+ return 1;
+ }
+ return 0;
+}
+
+static int pkcs12_test_parse(struct evp_test *t,
+ const char *keyword, const char *value)
+{
+ struct pbe_data *pdata = t->data;
+
+ if (strcmp(keyword, "id") == 0) {
+ pdata->id = atoi(value);
+ if (pdata->id <= 0)
+ return 0;
+ return 1;
+ }
+ return pbkdf2_test_parse(t, keyword, value);
+}
+
+static int pbe_test_init(struct evp_test *t, const char *alg)
+{
+ struct pbe_data *pdat;
+ int pbe_type = 0;
+
+#ifndef OPENSSL_NO_SCRYPT
+ if (strcmp(alg, "scrypt") == 0)
+ pbe_type = PBE_TYPE_SCRYPT;
+#endif
+ else if (strcmp(alg, "pbkdf2") == 0)
+ pbe_type = PBE_TYPE_PBKDF2;
+ else if (strcmp(alg, "pkcs12") == 0)
+ pbe_type = PBE_TYPE_PKCS12;
+ else
+ fprintf(stderr, "Unknown pbe algorithm %s\n", alg);
+ pdat = OPENSSL_malloc(sizeof(*pdat));
+ pdat->pbe_type = pbe_type;
+ pdat->pass = NULL;
+ pdat->salt = NULL;
+ pdat->N = 0;
+ pdat->r = 0;
+ pdat->p = 0;
+ pdat->maxmem = 0;
+ pdat->id = 0;
+ pdat->iter = 0;
+ pdat->md = NULL;
+ t->data = pdat;
+ return 1;
+}
+
+static void pbe_test_cleanup(struct evp_test *t)
+{
+ struct pbe_data *pdat = t->data;
+ test_free(pdat->pass);
+ test_free(pdat->salt);
+ test_free(pdat->key);
+}
+
+static int pbe_test_parse(struct evp_test *t,
+ const char *keyword, const char *value)
+{
+ struct pbe_data *pdata = t->data;
+
+ if (strcmp(keyword, "Password") == 0)
+ return test_bin(value, &pdata->pass, &pdata->pass_len);
+ if (strcmp(keyword, "Salt") == 0)
+ return test_bin(value, &pdata->salt, &pdata->salt_len);
+ if (strcmp(keyword, "Key") == 0)
+ return test_bin(value, &pdata->key, &pdata->key_len);
+ if (pdata->pbe_type == PBE_TYPE_PBKDF2)
+ return pbkdf2_test_parse(t, keyword, value);
+ else if (pdata->pbe_type == PBE_TYPE_PKCS12)
+ return pkcs12_test_parse(t, keyword, value);
+#ifndef OPENSSL_NO_SCRYPT
+ else if (pdata->pbe_type == PBE_TYPE_SCRYPT)
+ return scrypt_test_parse(t, keyword, value);
+#endif
+ return 0;
+}
+
+static int pbe_test_run(struct evp_test *t)
+{
+ struct pbe_data *pdata = t->data;
+ const char *err = "INTERNAL_ERROR";
+ unsigned char *key;
+
+ key = OPENSSL_malloc(pdata->key_len);
+ if (!key)
+ goto err;
+ if (pdata->pbe_type == PBE_TYPE_PBKDF2) {
+ err = "PBKDF2_ERROR";
+ if (PKCS5_PBKDF2_HMAC((char *)pdata->pass, pdata->pass_len,
+ pdata->salt, pdata->salt_len,
+ pdata->iter, pdata->md,
+ pdata->key_len, key) == 0)
+ goto err;
+#ifndef OPENSSL_NO_SCRYPT
+ } else if (pdata->pbe_type == PBE_TYPE_SCRYPT) {
+ err = "SCRYPT_ERROR";
+ if (EVP_PBE_scrypt((const char *)pdata->pass, pdata->pass_len,
+ pdata->salt, pdata->salt_len,
+ pdata->N, pdata->r, pdata->p, pdata->maxmem,
+ key, pdata->key_len) == 0)
+ goto err;
+#endif
+ } else if (pdata->pbe_type == PBE_TYPE_PKCS12) {
+ err = "PKCS12_ERROR";
+ if (PKCS12_key_gen_uni(pdata->pass, pdata->pass_len,
+ pdata->salt, pdata->salt_len,
+ pdata->id, pdata->iter, pdata->key_len,
+ key, pdata->md) == 0)
+ goto err;
+ }
+ err = "KEY_MISMATCH";
+ if (check_output(t, pdata->key, key, pdata->key_len))
+ goto err;
+ err = NULL;
+ err:
+ OPENSSL_free(key);
+ t->err = err;
+ return 1;
+}
+
+static const struct evp_test_method pbe_test_method = {
+ "PBE",
+ pbe_test_init,
+ pbe_test_cleanup,
+ pbe_test_parse,
+ pbe_test_run
+};
+
+/* Base64 tests */
+
+typedef enum {
+ BASE64_CANONICAL_ENCODING = 0,
+ BASE64_VALID_ENCODING = 1,
+ BASE64_INVALID_ENCODING = 2
+} base64_encoding_type;
+
+struct encode_data {
+ /* Input to encoding */
+ unsigned char *input;
+ size_t input_len;
+ /* Expected output */
+ unsigned char *output;
+ size_t output_len;
+ base64_encoding_type encoding;
+};
+
+static int encode_test_init(struct evp_test *t, const char *encoding)
+{
+ struct encode_data *edata = OPENSSL_zalloc(sizeof(*edata));
+
+ if (strcmp(encoding, "canonical") == 0) {
+ edata->encoding = BASE64_CANONICAL_ENCODING;
+ } else if (strcmp(encoding, "valid") == 0) {
+ edata->encoding = BASE64_VALID_ENCODING;
+ } else if (strcmp(encoding, "invalid") == 0) {
+ edata->encoding = BASE64_INVALID_ENCODING;
+ t->expected_err = OPENSSL_strdup("DECODE_ERROR");
+ if (t->expected_err == NULL)
+ return 0;
+ } else {
+ fprintf(stderr, "Bad encoding: %s. Should be one of "
+ "{canonical, valid, invalid}\n", encoding);
+ return 0;
+ }
+ t->data = edata;
+ return 1;
+}
+
+static void encode_test_cleanup(struct evp_test *t)
+{
+ struct encode_data *edata = t->data;
+ test_free(edata->input);
+ test_free(edata->output);
+ memset(edata, 0, sizeof(*edata));
+}
+
+static int encode_test_parse(struct evp_test *t,
+ const char *keyword, const char *value)
+{
+ struct encode_data *edata = t->data;
+ if (strcmp(keyword, "Input") == 0)
+ return test_bin(value, &edata->input, &edata->input_len);
+ if (strcmp(keyword, "Output") == 0)
+ return test_bin(value, &edata->output, &edata->output_len);
+ return 0;
+}
+
+static int encode_test_run(struct evp_test *t)
+{
+ struct encode_data *edata = t->data;
+ unsigned char *encode_out = NULL, *decode_out = NULL;
+ int output_len, chunk_len;
+ const char *err = "INTERNAL_ERROR";
+ EVP_ENCODE_CTX *decode_ctx = EVP_ENCODE_CTX_new();
+
+ if (decode_ctx == NULL)
+ goto err;
+
+ if (edata->encoding == BASE64_CANONICAL_ENCODING) {
+ EVP_ENCODE_CTX *encode_ctx = EVP_ENCODE_CTX_new();
+ if (encode_ctx == NULL)
+ goto err;
+ encode_out = OPENSSL_malloc(EVP_ENCODE_LENGTH(edata->input_len));
+ if (encode_out == NULL)
+ goto err;
+
+ EVP_EncodeInit(encode_ctx);
+ EVP_EncodeUpdate(encode_ctx, encode_out, &chunk_len,
+ edata->input, edata->input_len);
+ output_len = chunk_len;
+
+ EVP_EncodeFinal(encode_ctx, encode_out + chunk_len, &chunk_len);
+ output_len += chunk_len;
+
+ EVP_ENCODE_CTX_free(encode_ctx);
+
+ if (check_var_length_output(t, edata->output, edata->output_len,
+ encode_out, output_len)) {
+ err = "BAD_ENCODING";
+ goto err;
+ }
+ }
+
+ decode_out = OPENSSL_malloc(EVP_DECODE_LENGTH(edata->output_len));
+ if (decode_out == NULL)
+ goto err;
+
+ EVP_DecodeInit(decode_ctx);
+ if (EVP_DecodeUpdate(decode_ctx, decode_out, &chunk_len, edata->output,
+ edata->output_len) < 0) {
+ err = "DECODE_ERROR";
+ goto err;
+ }
+ output_len = chunk_len;
+
+ if (EVP_DecodeFinal(decode_ctx, decode_out + chunk_len, &chunk_len) != 1) {
+ err = "DECODE_ERROR";
+ goto err;
+ }
+ output_len += chunk_len;
+
+ if (edata->encoding != BASE64_INVALID_ENCODING &&
+ check_var_length_output(t, edata->input, edata->input_len,
+ decode_out, output_len)) {
+ err = "BAD_DECODING";
+ goto err;
+ }
+
+ err = NULL;
+ err:
+ t->err = err;
+ OPENSSL_free(encode_out);
+ OPENSSL_free(decode_out);
+ EVP_ENCODE_CTX_free(decode_ctx);
+ return 1;
+}
+
+static const struct evp_test_method encode_test_method = {
+ "Encoding",
+ encode_test_init,
+ encode_test_cleanup,
+ encode_test_parse,
+ encode_test_run,
+};
+
+/*
+ * KDF operations: initially just TLS1 PRF but can be adapted.
+ */
+
+struct kdf_data {
+ /* Context for this operation */
+ EVP_PKEY_CTX *ctx;
+ /* Expected output */
+ unsigned char *output;
+ size_t output_len;
+};
+
+/*
+ * Perform public key operation setup: lookup key, allocated ctx and call
+ * the appropriate initialisation function
+ */
+static int kdf_test_init(struct evp_test *t, const char *name)
+{
+ struct kdf_data *kdata;
+
+ kdata = OPENSSL_malloc(sizeof(*kdata));
+ if (kdata == NULL)
+ return 0;
+ kdata->ctx = NULL;
+ kdata->output = NULL;
+ t->data = kdata;
+ kdata->ctx = EVP_PKEY_CTX_new_id(OBJ_sn2nid(name), NULL);
+ if (kdata->ctx == NULL)
+ return 0;
+ if (EVP_PKEY_derive_init(kdata->ctx) <= 0)
+ return 0;
+ return 1;
+}
+
+static void kdf_test_cleanup(struct evp_test *t)
+{
+ struct kdf_data *kdata = t->data;
+ OPENSSL_free(kdata->output);
+ EVP_PKEY_CTX_free(kdata->ctx);
+}
+
+static int kdf_ctrl(EVP_PKEY_CTX *ctx, int op, const char *value)
+{
+ unsigned char *buf = NULL;
+ size_t buf_len;
+ int rv = 0;
+ if (test_bin(value, &buf, &buf_len) == 0)
+ return 0;
+ if (EVP_PKEY_CTX_ctrl(ctx, -1, -1, op, buf_len, buf) <= 0)
+ goto err;
+ rv = 1;
+ err:
+ OPENSSL_free(buf);
+ return rv;
+}
+
+static int kdf_test_parse(struct evp_test *t,
+ const char *keyword, const char *value)
+{
+ struct kdf_data *kdata = t->data;
+ if (strcmp(keyword, "Output") == 0)
+ return test_bin(value, &kdata->output, &kdata->output_len);
+ else if (strcmp(keyword, "MD") == 0) {
+ const EVP_MD *md = EVP_get_digestbyname(value);
+ if (md == NULL)
+ return 0;
+ if (EVP_PKEY_CTX_set_tls1_prf_md(kdata->ctx, md) <= 0)
+ return 0;
+ return 1;
+ } else if (strcmp(keyword, "Secret") == 0) {
+ return kdf_ctrl(kdata->ctx, EVP_PKEY_CTRL_TLS_SECRET, value);
+ } else if (strncmp("Seed", keyword, 4) == 0) {
+ return kdf_ctrl(kdata->ctx, EVP_PKEY_CTRL_TLS_SEED, value);
+ }
+ return 0;
+}
+
+static int kdf_test_run(struct evp_test *t)
+{
+ struct kdf_data *kdata = t->data;
+ unsigned char *out = NULL;
+ size_t out_len = kdata->output_len;
+ const char *err = "INTERNAL_ERROR";
+ out = OPENSSL_malloc(out_len);
+ if (!out) {
+ fprintf(stderr, "Error allocating output buffer!\n");
+ exit(1);
+ }
+ err = "KDF_DERIVE_ERROR";
+ if (EVP_PKEY_derive(kdata->ctx, out, &out_len) <= 0)
+ goto err;
+ err = "KDF_LENGTH_MISMATCH";
+ if (out_len != kdata->output_len)
+ goto err;
+ err = "KDF_MISMATCH";
+ if (check_output(t, kdata->output, out, out_len))
+ goto err;
+ err = NULL;
+ err:
+ OPENSSL_free(out);
+ t->err = err;
+ return 1;
+}
+
+static const struct evp_test_method kdf_test_method = {
+ "KDF",
+ kdf_test_init,
+ kdf_test_cleanup,
+ kdf_test_parse,
+ kdf_test_run
+};