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comparison packet.c @ 194:e972be139cb5

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Switching to libtomcrypt 1.02 (still has problems)
author Matt Johnston <matt@ucc.asn.au>
date Mon, 09 May 2005 09:32:33 +0000
parents 0cfba3034be5
children 5e4110bb753a
comparison
equal deleted inserted replaced
193:ca6a7c7a925c 194:e972be139cb5
199 blocksize); 199 blocksize);
200 } else { 200 } else {
201 /* decrypt it */ 201 /* decrypt it */
202 if (cbc_decrypt(buf_getptr(ses.readbuf, blocksize), 202 if (cbc_decrypt(buf_getptr(ses.readbuf, blocksize),
203 buf_getwriteptr(ses.decryptreadbuf,blocksize), 203 buf_getwriteptr(ses.decryptreadbuf,blocksize),
204 blocksize,
204 &ses.keys->recv_symmetric_struct) != CRYPT_OK) { 205 &ses.keys->recv_symmetric_struct) != CRYPT_OK) {
205 dropbear_exit("error decrypting"); 206 dropbear_exit("error decrypting");
206 } 207 }
207 } 208 }
208 buf_setlen(ses.decryptreadbuf, blocksize); 209 buf_setlen(ses.decryptreadbuf, blocksize);
252 } else { 253 } else {
253 /* decrypt */ 254 /* decrypt */
254 while (ses.readbuf->pos < ses.readbuf->len - macsize) { 255 while (ses.readbuf->pos < ses.readbuf->len - macsize) {
255 if (cbc_decrypt(buf_getptr(ses.readbuf, blocksize), 256 if (cbc_decrypt(buf_getptr(ses.readbuf, blocksize),
256 buf_getwriteptr(ses.decryptreadbuf, blocksize), 257 buf_getwriteptr(ses.decryptreadbuf, blocksize),
258 blocksize,
257 &ses.keys->recv_symmetric_struct) != CRYPT_OK) { 259 &ses.keys->recv_symmetric_struct) != CRYPT_OK) {
258 dropbear_exit("error decrypting"); 260 dropbear_exit("error decrypting");
259 } 261 }
260 buf_incrpos(ses.readbuf, blocksize); 262 buf_incrpos(ses.readbuf, blocksize);
261 buf_incrwritepos(ses.decryptreadbuf, blocksize); 263 buf_incrwritepos(ses.decryptreadbuf, blocksize);
489 } else { 491 } else {
490 /* encrypt it */ 492 /* encrypt it */
491 while (clearwritebuf->pos < clearwritebuf->len) { 493 while (clearwritebuf->pos < clearwritebuf->len) {
492 if (cbc_encrypt(buf_getptr(clearwritebuf, blocksize), 494 if (cbc_encrypt(buf_getptr(clearwritebuf, blocksize),
493 buf_getwriteptr(writebuf, blocksize), 495 buf_getwriteptr(writebuf, blocksize),
496 blocksize,
494 &ses.keys->trans_symmetric_struct) != CRYPT_OK) { 497 &ses.keys->trans_symmetric_struct) != CRYPT_OK) {
495 dropbear_exit("error encrypting"); 498 dropbear_exit("error encrypting");
496 } 499 }
497 buf_incrpos(clearwritebuf, blocksize); 500 buf_incrpos(clearwritebuf, blocksize);
498 buf_incrwritepos(writebuf, blocksize); 501 buf_incrwritepos(writebuf, blocksize);