From f971ccb2646828aee104c5be5deab9991f0a4d2b Mon Sep 17 00:00:00 2001 From: Richard Levitte Date: Tue, 7 Nov 2000 14:30:37 +0000 Subject: Constify DH-related code. --- crypto/dh/dh_key.c | 14 ++++++++------ 1 file changed, 8 insertions(+), 6 deletions(-) (limited to 'crypto/dh/dh_key.c') diff --git a/crypto/dh/dh_key.c b/crypto/dh/dh_key.c index 6915d79dcc..0e4fee101f 100644 --- a/crypto/dh/dh_key.c +++ b/crypto/dh/dh_key.c @@ -64,8 +64,9 @@ #include static int generate_key(DH *dh); -static int compute_key(unsigned char *key, BIGNUM *pub_key, DH *dh); -static int dh_bn_mod_exp(DH *dh, BIGNUM *r, BIGNUM *a, const BIGNUM *p, +static int compute_key(unsigned char *key, const BIGNUM *pub_key, DH *dh); +static int dh_bn_mod_exp(const DH *dh, BIGNUM *r, + const BIGNUM *a, const BIGNUM *p, const BIGNUM *m, BN_CTX *ctx, BN_MONT_CTX *m_ctx); static int dh_init(DH *dh); @@ -76,7 +77,7 @@ int DH_generate_key(DH *dh) return ENGINE_get_DH(dh->engine)->generate_key(dh); } -int DH_compute_key(unsigned char *key, BIGNUM *pub_key, DH *dh) +int DH_compute_key(unsigned char *key, const BIGNUM *pub_key, DH *dh) { return ENGINE_get_DH(dh->engine)->compute_key(key, pub_key, dh); } @@ -92,7 +93,7 @@ dh_finish, NULL }; -DH_METHOD *DH_OpenSSL(void) +const DH_METHOD *DH_OpenSSL(void) { return &dh_ossl; } @@ -155,7 +156,7 @@ err: return(ok); } -static int compute_key(unsigned char *key, BIGNUM *pub_key, DH *dh) +static int compute_key(unsigned char *key, const BIGNUM *pub_key, DH *dh) { BN_CTX ctx; BN_MONT_CTX *mont; @@ -193,7 +194,8 @@ err: return(ret); } -static int dh_bn_mod_exp(DH *dh, BIGNUM *r, BIGNUM *a, const BIGNUM *p, +static int dh_bn_mod_exp(const DH *dh, BIGNUM *r, + const BIGNUM *a, const BIGNUM *p, const BIGNUM *m, BN_CTX *ctx, BN_MONT_CTX *m_ctx) { -- cgit v1.2.3