diff options
| author | Ulf Möller <ulf@openssl.org> | 2000-02-05 14:17:32 +0000 |
|---|---|---|
| committer | Ulf Möller <ulf@openssl.org> | 2000-02-05 14:17:32 +0000 |
| commit | 9b141126d4b6f0636bc047e81b846c193ae26611 (patch) | |
| tree | c8786c99bfccc8b9899cad5c3aa30f29ada5e1b9 /crypto/dsa | |
| parent | 7e708ebee066d0308a335579b546326220dc8317 (diff) | |
New functions BN_CTX_start(), BN_CTX_get(), BN_CTX_end() to access
temporary BIGNUMs. BN_CTX still uses a fixed number of BIGNUMs, but
the BN_CTX implementation could now easily be changed.
Diffstat (limited to 'crypto/dsa')
| -rw-r--r-- | crypto/dsa/dsa_gen.c | 25 |
1 files changed, 14 insertions, 11 deletions
diff --git a/crypto/dsa/dsa_gen.c b/crypto/dsa/dsa_gen.c index 65602dda77..2294a362d9 100644 --- a/crypto/dsa/dsa_gen.c +++ b/crypto/dsa/dsa_gen.c @@ -116,14 +116,15 @@ DSA *DSA_generate_parameters(int bits, unsigned char *seed_in, int seed_len, if ((mont=BN_MONT_CTX_new()) == NULL) goto err; - r0= &(ctx2->bn[0]); - g= &(ctx2->bn[1]); - W= &(ctx2->bn[2]); - q= &(ctx2->bn[3]); - X= &(ctx2->bn[4]); - c= &(ctx2->bn[5]); - p= &(ctx2->bn[6]); - test= &(ctx2->bn[7]); + BN_CTX_start(ctx2); + r0 = BN_CTX_get(ctx2); + g = BN_CTX_get(ctx2); + W = BN_CTX_get(ctx2); + q = BN_CTX_get(ctx2); + X = BN_CTX_get(ctx2); + c = BN_CTX_get(ctx2); + p = BN_CTX_get(ctx2); + test = BN_CTX_get(ctx2); BN_lshift(test,BN_value_one(),bits-1); @@ -168,8 +169,6 @@ DSA *DSA_generate_parameters(int bits, unsigned char *seed_in, int seed_len, /* step 4 */ r = BN_is_prime_fasttest(q, DSS_prime_checks, callback, ctx3, cb_arg, seed_is_random); - if (ctx3->tos) - goto err; if (r > 0) break; if (r != 0) @@ -283,7 +282,11 @@ err: if (h_ret != NULL) *h_ret=h; } if (ctx != NULL) BN_CTX_free(ctx); - if (ctx2 != NULL) BN_CTX_free(ctx2); + if (ctx2 != NULL) + { + BN_CTX_end(ctx2); + BN_CTX_free(ctx2); + } if (ctx3 != NULL) BN_CTX_free(ctx3); if (mont != NULL) BN_MONT_CTX_free(mont); return(ok?ret:NULL); |