diff options
author | Werner Koch <wk@gnupg.org> | 2013-10-16 16:20:56 +0200 |
---|---|---|
committer | Werner Koch <wk@gnupg.org> | 2013-10-16 16:20:56 +0200 |
commit | a329b6abf00c990faf1986f9fbad7b4d71c13bcb (patch) | |
tree | 52b1f995cbc863404fb8a01005f3d17c29706655 /cipher/dsa.c | |
parent | 45aa6131e93fac89d46733b3436d960f35fb99b2 (diff) | |
download | libgcrypt-a329b6abf00c990faf1986f9fbad7b4d71c13bcb.tar.gz |
sexp: Add function gcry_sexp_extract_param.
* src/gcrypt.h.in (_GCRY_GCC_ATTR_SENTINEL): New.
(gcry_sexp_extract_param): New.
* src/visibility.c (gcry_sexp_extract_param): New.
* src/visibility.h (gcry_sexp_extract_param): Add hack to detect
internal use.
* cipher/pubkey-util.c (_gcry_pk_util_extract_mpis): Move and split
into ...
* src/sexp.c (_gcry_sexp_vextract_param)
(_gcry_sexp_extract_param): this. Change all callers. Add support for buffer
descriptors and a path option/
* tests/tsexp.c (die, hex2buffer, hex2mpi, hex2mpiopa): New.
(cmp_mpihex, cmp_bufhex): New.
(check_extract_param): New.
Signed-off-by: Werner Koch <wk@gnupg.org>
Diffstat (limited to 'cipher/dsa.c')
-rw-r--r-- | cipher/dsa.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/cipher/dsa.c b/cipher/dsa.c index e43bdf44..45ad97a6 100644 --- a/cipher/dsa.c +++ b/cipher/dsa.c @@ -956,9 +956,9 @@ dsa_check_secret_key (gcry_sexp_t keyparms) gcry_err_code_t rc; DSA_secret_key sk = {NULL, NULL, NULL, NULL, NULL}; - rc = _gcry_pk_util_extract_mpis (keyparms, "pqgyx", - &sk.p, &sk.q, &sk.g, &sk.y, &sk.x, - NULL); + rc = _gcry_sexp_extract_param (keyparms, NULL, "pqgyx", + &sk.p, &sk.q, &sk.g, &sk.y, &sk.x, + NULL); if (rc) goto leave; @@ -998,8 +998,8 @@ dsa_sign (gcry_sexp_t *r_sig, gcry_sexp_t s_data, gcry_sexp_t keyparms) log_mpidump ("dsa_sign data", data); /* Extract the key. */ - rc = _gcry_pk_util_extract_mpis (keyparms, "pqgyx", - &sk.p, &sk.q, &sk.g, &sk.y, &sk.x, NULL); + rc = _gcry_sexp_extract_param (keyparms, NULL, "pqgyx", + &sk.p, &sk.q, &sk.g, &sk.y, &sk.x, NULL); if (rc) goto leave; if (DBG_CIPHER) @@ -1065,7 +1065,7 @@ dsa_verify (gcry_sexp_t s_sig, gcry_sexp_t s_data, gcry_sexp_t s_keyparms) rc = _gcry_pk_util_preparse_sigval (s_sig, dsa_names, &l1, NULL); if (rc) goto leave; - rc = _gcry_pk_util_extract_mpis (l1, "rs", &sig_r, &sig_s, NULL); + rc = _gcry_sexp_extract_param (l1, NULL, "rs", &sig_r, &sig_s, NULL); if (rc) goto leave; if (DBG_CIPHER) @@ -1075,8 +1075,8 @@ dsa_verify (gcry_sexp_t s_sig, gcry_sexp_t s_data, gcry_sexp_t s_keyparms) } /* Extract the key. */ - rc = _gcry_pk_util_extract_mpis (s_keyparms, "pqgy", - &pk.p, &pk.q, &pk.g, &pk.y, NULL); + rc = _gcry_sexp_extract_param (s_keyparms, NULL, "pqgy", + &pk.p, &pk.q, &pk.g, &pk.y, NULL); if (rc) goto leave; if (DBG_CIPHER) |