version 1.14, 2001/12/05 10:06:12 |
version 1.15, 2002/01/25 21:42:11 |
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{ |
{ |
const EVP_MD *evp_md; |
const EVP_MD *evp_md; |
EVP_MD_CTX md; |
EVP_MD_CTX md; |
u_char *digest, *sig, *ret; |
u_char digest[EVP_MAX_MD_SIZE], *sig, *ret; |
u_int slen, dlen, len; |
u_int slen, dlen, len; |
int ok, nid; |
int ok, nid; |
Buffer b; |
Buffer b; |
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error("ssh_rsa_sign: EVP_get_digestbynid %d failed", nid); |
error("ssh_rsa_sign: EVP_get_digestbynid %d failed", nid); |
return -1; |
return -1; |
} |
} |
dlen = evp_md->md_size; |
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digest = xmalloc(dlen); |
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EVP_DigestInit(&md, evp_md); |
EVP_DigestInit(&md, evp_md); |
EVP_DigestUpdate(&md, data, datalen); |
EVP_DigestUpdate(&md, data, datalen); |
EVP_DigestFinal(&md, digest, NULL); |
EVP_DigestFinal(&md, digest, &dlen); |
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slen = RSA_size(key->rsa); |
slen = RSA_size(key->rsa); |
sig = xmalloc(slen); |
sig = xmalloc(slen); |
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ok = RSA_sign(nid, digest, dlen, sig, &len, key->rsa); |
ok = RSA_sign(nid, digest, dlen, sig, &len, key->rsa); |
memset(digest, 'd', dlen); |
memset(digest, 'd', sizeof(digest)); |
xfree(digest); |
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if (ok != 1) { |
if (ok != 1) { |
int ecode = ERR_get_error(); |
int ecode = ERR_get_error(); |
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const EVP_MD *evp_md; |
const EVP_MD *evp_md; |
EVP_MD_CTX md; |
EVP_MD_CTX md; |
char *ktype; |
char *ktype; |
u_char *sigblob, *digest; |
u_char digest[EVP_MAX_MD_SIZE], *sigblob; |
u_int len, dlen; |
u_int len, dlen; |
int rlen, ret, nid; |
int rlen, ret, nid; |
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xfree(sigblob); |
xfree(sigblob); |
return -1; |
return -1; |
} |
} |
dlen = evp_md->md_size; |
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digest = xmalloc(dlen); |
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EVP_DigestInit(&md, evp_md); |
EVP_DigestInit(&md, evp_md); |
EVP_DigestUpdate(&md, data, datalen); |
EVP_DigestUpdate(&md, data, datalen); |
EVP_DigestFinal(&md, digest, NULL); |
EVP_DigestFinal(&md, digest, &dlen); |
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ret = RSA_verify(nid, digest, dlen, sigblob, len, key->rsa); |
ret = RSA_verify(nid, digest, dlen, sigblob, len, key->rsa); |
memset(digest, 'd', dlen); |
memset(digest, 'd', sizeof(digest)); |
xfree(digest); |
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memset(sigblob, 's', len); |
memset(sigblob, 's', len); |
xfree(sigblob); |
xfree(sigblob); |
if (ret == 0) { |
if (ret == 0) { |