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Diffstat (limited to '')
-rw-r--r-- | regress/unittests/sshkey/common.c | 163 |
1 files changed, 163 insertions, 0 deletions
diff --git a/regress/unittests/sshkey/common.c b/regress/unittests/sshkey/common.c new file mode 100644 index 0000000..e63465c --- /dev/null +++ b/regress/unittests/sshkey/common.c @@ -0,0 +1,163 @@ +/* $OpenBSD: common.c,v 1.3 2018/09/13 09:03:20 djm Exp $ */ +/* + * Helpers for key API tests + * + * Placed in the public domain + */ + +#include "includes.h" + +#include <sys/types.h> +#include <sys/param.h> +#include <sys/stat.h> +#include <fcntl.h> +#include <stdio.h> +#ifdef HAVE_STDINT_H +#include <stdint.h> +#endif +#include <stdlib.h> +#include <string.h> +#include <unistd.h> + +#include <openssl/bn.h> +#include <openssl/rsa.h> +#include <openssl/dsa.h> +#include <openssl/objects.h> +#ifdef OPENSSL_HAS_NISTP256 +# include <openssl/ec.h> +#endif + +#include "openbsd-compat/openssl-compat.h" + +#include "../test_helper/test_helper.h" + +#include "ssherr.h" +#include "authfile.h" +#include "sshkey.h" +#include "sshbuf.h" + +#include "common.h" + +struct sshbuf * +load_file(const char *name) +{ + int fd; + struct sshbuf *ret; + + ASSERT_PTR_NE(ret = sshbuf_new(), NULL); + ASSERT_INT_NE(fd = open(test_data_file(name), O_RDONLY), -1); + ASSERT_INT_EQ(sshkey_load_file(fd, ret), 0); + close(fd); + return ret; +} + +struct sshbuf * +load_text_file(const char *name) +{ + struct sshbuf *ret = load_file(name); + const u_char *p; + + /* Trim whitespace at EOL */ + for (p = sshbuf_ptr(ret); sshbuf_len(ret) > 0;) { + if (p[sshbuf_len(ret) - 1] == '\r' || + p[sshbuf_len(ret) - 1] == '\t' || + p[sshbuf_len(ret) - 1] == ' ' || + p[sshbuf_len(ret) - 1] == '\n') + ASSERT_INT_EQ(sshbuf_consume_end(ret, 1), 0); + else + break; + } + /* \0 terminate */ + ASSERT_INT_EQ(sshbuf_put_u8(ret, 0), 0); + return ret; +} + +BIGNUM * +load_bignum(const char *name) +{ + BIGNUM *ret = NULL; + struct sshbuf *buf; + + buf = load_text_file(name); + ASSERT_INT_NE(BN_hex2bn(&ret, (const char *)sshbuf_ptr(buf)), 0); + sshbuf_free(buf); + return ret; +} + +const BIGNUM * +rsa_n(struct sshkey *k) +{ + const BIGNUM *n = NULL; + + ASSERT_PTR_NE(k, NULL); + ASSERT_PTR_NE(k->rsa, NULL); + RSA_get0_key(k->rsa, &n, NULL, NULL); + return n; +} + +const BIGNUM * +rsa_e(struct sshkey *k) +{ + const BIGNUM *e = NULL; + + ASSERT_PTR_NE(k, NULL); + ASSERT_PTR_NE(k->rsa, NULL); + RSA_get0_key(k->rsa, NULL, &e, NULL); + return e; +} + +const BIGNUM * +rsa_p(struct sshkey *k) +{ + const BIGNUM *p = NULL; + + ASSERT_PTR_NE(k, NULL); + ASSERT_PTR_NE(k->rsa, NULL); + RSA_get0_factors(k->rsa, &p, NULL); + return p; +} + +const BIGNUM * +rsa_q(struct sshkey *k) +{ + const BIGNUM *q = NULL; + + ASSERT_PTR_NE(k, NULL); + ASSERT_PTR_NE(k->rsa, NULL); + RSA_get0_factors(k->rsa, NULL, &q); + return q; +} + +const BIGNUM * +dsa_g(struct sshkey *k) +{ + const BIGNUM *g = NULL; + + ASSERT_PTR_NE(k, NULL); + ASSERT_PTR_NE(k->dsa, NULL); + DSA_get0_pqg(k->dsa, NULL, NULL, &g); + return g; +} + +const BIGNUM * +dsa_pub_key(struct sshkey *k) +{ + const BIGNUM *pub_key = NULL; + + ASSERT_PTR_NE(k, NULL); + ASSERT_PTR_NE(k->dsa, NULL); + DSA_get0_key(k->dsa, &pub_key, NULL); + return pub_key; +} + +const BIGNUM * +dsa_priv_key(struct sshkey *k) +{ + const BIGNUM *priv_key = NULL; + + ASSERT_PTR_NE(k, NULL); + ASSERT_PTR_NE(k->dsa, NULL); + DSA_get0_key(k->dsa, NULL, &priv_key); + return priv_key; +} + |