src/usr.bin/ssh/ssh-rsa.c - diff

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Diff for /src/usr.bin/ssh/ssh-rsa.c between version 1.6.4.2 and 1.7

version 1.6.4.2, 2001/03/21 18:53:10

version 1.7, 2001/03/27 10:34:08

Line 42

u_char **sigp, int *lenp,

u_char *data, int datalen)

{

EVP_MD *evp_md = EVP_sha1();

const EVP_MD *evp_md;

EVP_MD_CTX md;

u_char *digest, *sig, *ret;

u_int slen, dlen, len;

int ok;

int ok, nid;

Buffer b;

if (key == NULL || key->type != KEY_RSA || key->rsa == NULL) {

error("ssh_rsa_sign: no RSA key");

return -1;

}

slen = RSA_size(key->rsa);

nid = NID_sha1;

sig = xmalloc(slen);

if ((evp_md = EVP_get_digestbynid(nid)) == NULL) {

error("ssh_rsa_sign: EVP_get_digestbynid %d failed", nid);

return -1;

}

dlen = evp_md->md_size;

digest = xmalloc(dlen);

EVP_DigestInit(&md, evp_md);

EVP_DigestUpdate(&md, data, datalen);

EVP_DigestFinal(&md, digest, NULL);

ok = RSA_sign(NID_sha1, digest, dlen, sig, &len, key->rsa);

slen = RSA_size(key->rsa);

sig = xmalloc(slen);

ok = RSA_sign(nid, digest, dlen, sig, &len, key->rsa);

memset(digest, 'd', dlen);

xfree(digest);

Line 108

Line 113

u_char *data, int datalen)

{

Buffer b;

EVP_MD *evp_md = EVP_sha1();

const EVP_MD *evp_md;

EVP_MD_CTX md;

char *ktype;

u_char *sigblob, *digest;

u_int len, dlen;

int rlen;

int rlen, ret, nid;

int ret;

if (key == NULL || key->type != KEY_RSA || key->rsa == NULL) {

error("ssh_rsa_verify: no RSA key");

Line 139

Line 143

rlen = buffer_len(&b);

buffer_free(&b);

if(rlen != 0) {

xfree(sigblob);

error("ssh_rsa_verify: remaining bytes in signature %d", rlen);

return -1;

}

nid = NID_sha1;

if ((evp_md = EVP_get_digestbynid(nid)) == NULL) {

xfree(sigblob);

error("ssh_rsa_verify: EVP_get_digestbynid %d failed", nid);

return -1;

}

dlen = evp_md->md_size;

digest = xmalloc(dlen);

EVP_DigestInit(&md, evp_md);

EVP_DigestUpdate(&md, data, datalen);

EVP_DigestFinal(&md, digest, NULL);

ret = RSA_verify(NID_sha1, digest, dlen, sigblob, len, key->rsa);

ret = RSA_verify(nid, digest, dlen, sigblob, len, key->rsa);

memset(digest, 'd', dlen);

xfree(digest);

memset(sigblob, 's', len);