From 0848e01b1d23849548b9c9ebdb5b485595fc44f2 Mon Sep 17 00:00:00 2001 From: Paul Yang Date: Mon, 12 Jun 2017 10:38:15 +0800 Subject: [PATCH] Refactor functions in testdsa.h To reduce duplicate code Signed-off-by: Paul Yang Reviewed-by: Richard Levitte Reviewed-by: Rich Salz (Merged from https://github.com/openssl/openssl/pull/3656) --- apps/speed.c | 6 +-- apps/testdsa.h | 132 +++++++++++++++++++------------------------------ 2 files changed, 54 insertions(+), 84 deletions(-) diff --git a/apps/speed.c b/apps/speed.c index ee55bfdcd7..fdc0f7c87a 100644 --- a/apps/speed.c +++ b/apps/speed.c @@ -1595,9 +1595,9 @@ int speed_main(int argc, char **argv) #endif #ifndef OPENSSL_NO_DSA for (i = 0; i < loopargs_len; i++) { - loopargs[i].dsa_key[0] = get_dsa512(); - loopargs[i].dsa_key[1] = get_dsa1024(); - loopargs[i].dsa_key[2] = get_dsa2048(); + loopargs[i].dsa_key[0] = get_dsa(512); + loopargs[i].dsa_key[1] = get_dsa(1024); + loopargs[i].dsa_key[2] = get_dsa(2048); } #endif #ifndef OPENSSL_NO_DES diff --git a/apps/testdsa.h b/apps/testdsa.h index 1e4502a10b..3da1fa03b4 100644 --- a/apps/testdsa.h +++ b/apps/testdsa.h @@ -8,9 +8,7 @@ */ /* used by speed.c */ -DSA *get_dsa512(void); -DSA *get_dsa1024(void); -DSA *get_dsa2048(void); +DSA *get_dsa(int); static unsigned char dsa512_priv[] = { 0x65, 0xe5, 0xc7, 0x38, 0x60, 0x24, 0xb5, 0x89, 0xd4, 0x9c, 0xeb, 0x4c, @@ -49,40 +47,6 @@ static unsigned char dsa512_g[] = { 0xA2, 0x03, 0x9D, 0x20, }; -DSA *get_dsa512() -{ - DSA *dsa; - BIGNUM *priv_key, *pub_key, *p, *q, *g; - - if ((dsa = DSA_new()) == NULL) - return (NULL); - priv_key = BN_bin2bn(dsa512_priv, sizeof(dsa512_priv), NULL); - pub_key = BN_bin2bn(dsa512_pub, sizeof(dsa512_pub), NULL); - p = BN_bin2bn(dsa512_p, sizeof(dsa512_p), NULL); - q = BN_bin2bn(dsa512_q, sizeof(dsa512_q), NULL); - g = BN_bin2bn(dsa512_g, sizeof(dsa512_g), NULL); - if ((priv_key == NULL) || (pub_key == NULL) || (p == NULL) || (q == NULL) - || (g == NULL)) { - goto err; - } - if (!DSA_set0_pqg(dsa, p, q, g)) - goto err; - p = q = g = NULL; - - if (!DSA_set0_key(dsa, pub_key, priv_key)) - goto err; - - return dsa; - err: - DSA_free(dsa); - BN_free(priv_key); - BN_free(pub_key); - BN_free(p); - BN_free(q); - BN_free(g); - return NULL; -} - static unsigned char dsa1024_priv[] = { 0x7d, 0x21, 0xda, 0xbb, 0x62, 0x15, 0x47, 0x36, 0x07, 0x67, 0x12, 0xe8, 0x8c, 0xaa, 0x1c, 0xcd, 0x38, 0x12, 0x61, 0x18, @@ -135,40 +99,6 @@ static unsigned char dsa1024_g[] = { 0x6A, 0x7E, 0xD8, 0x32, 0xED, 0x0E, 0x02, 0xB8, }; -DSA *get_dsa1024() -{ - DSA *dsa; - BIGNUM *priv_key, *pub_key, *p, *q, *g; - - if ((dsa = DSA_new()) == NULL) - return (NULL); - priv_key = BN_bin2bn(dsa1024_priv, sizeof(dsa1024_priv), NULL); - pub_key = BN_bin2bn(dsa1024_pub, sizeof(dsa1024_pub), NULL); - p = BN_bin2bn(dsa1024_p, sizeof(dsa1024_p), NULL); - q = BN_bin2bn(dsa1024_q, sizeof(dsa1024_q), NULL); - g = BN_bin2bn(dsa1024_g, sizeof(dsa1024_g), NULL); - if ((priv_key == NULL) || (pub_key == NULL) || (p == NULL) || (q == NULL) - || (g == NULL)) { - goto err; - } - if (!DSA_set0_pqg(dsa, p, q, g)) - goto err; - p = q = g = NULL; - - if (!DSA_set0_key(dsa, pub_key, priv_key)) - goto err; - - return dsa; - err: - DSA_free(dsa); - BN_free(priv_key); - BN_free(pub_key); - BN_free(p); - BN_free(q); - BN_free(g); - return NULL; -} - static unsigned char dsa2048_priv[] = { 0x32, 0x67, 0x92, 0xf6, 0xc4, 0xe2, 0xe2, 0xe8, 0xa0, 0x8b, 0x6b, 0x45, 0x0c, 0x8a, 0x76, 0xb0, 0xee, 0xcf, 0x91, 0xa7, @@ -254,25 +184,66 @@ static unsigned char dsa2048_g[] = { 0xF8, 0xB2, 0xE5, 0x38, }; -DSA *get_dsa2048() +typedef struct testdsa_st { + unsigned char *priv; + unsigned char *pub; + unsigned char *p; + unsigned char *g; + unsigned char *q; + int priv_l; + int pub_l; + int p_l; + int g_l; + int q_l; +} testdsa; + +#define set_dsa_ptr(st, bits) \ + do { \ + st.priv = dsa##bits##_priv; \ + st.pub = dsa##bits##_pub; \ + st.p = dsa##bits##_p; \ + st.g = dsa##bits##_g; \ + st.q = dsa##bits##_q; \ + st.priv_l = sizeof(dsa##bits##_priv); \ + st.pub_l = sizeof(dsa##bits##_pub); \ + st.p_l = sizeof(dsa##bits##_p); \ + st.g_l = sizeof(dsa##bits##_g); \ + st.q_l = sizeof(dsa##bits##_q); \ + } while (0) + +DSA *get_dsa(int dsa_bits) { DSA *dsa; BIGNUM *priv_key, *pub_key, *p, *q, *g; + testdsa dsa_t; + + switch (dsa_bits) { + case 512: + set_dsa_ptr(dsa_t, 512); + break; + case 1024: + set_dsa_ptr(dsa_t, 1024); + break; + case 2048: + set_dsa_ptr(dsa_t, 2048); + break; + default: + return NULL; + } if ((dsa = DSA_new()) == NULL) - return (NULL); - priv_key = BN_bin2bn(dsa2048_priv, sizeof(dsa2048_priv), NULL); - pub_key = BN_bin2bn(dsa2048_pub, sizeof(dsa2048_pub), NULL); - p = BN_bin2bn(dsa2048_p, sizeof(dsa2048_p), NULL); - q = BN_bin2bn(dsa2048_q, sizeof(dsa2048_q), NULL); - g = BN_bin2bn(dsa2048_g, sizeof(dsa2048_g), NULL); + return NULL; + priv_key = BN_bin2bn(dsa_t.priv, dsa_t.priv_l, NULL); + pub_key = BN_bin2bn(dsa_t.pub, dsa_t.pub_l, NULL); + p = BN_bin2bn(dsa_t.p, dsa_t.p_l, NULL); + q = BN_bin2bn(dsa_t.q, dsa_t.q_l, NULL); + g = BN_bin2bn(dsa_t.g, dsa_t.g_l, NULL); if ((priv_key == NULL) || (pub_key == NULL) || (p == NULL) || (q == NULL) - || (g == NULL)) { + || (g == NULL)) { goto err; } if (!DSA_set0_pqg(dsa, p, q, g)) goto err; - p = q = g = NULL; if (!DSA_set0_key(dsa, pub_key, priv_key)) goto err; @@ -287,4 +258,3 @@ DSA *get_dsa2048() BN_free(g); return NULL; } - -- 2.25.1