Lines Matching defs:mdlen
66 int mdlen, dbmask_len = 0;
79 mdlen = EVP_MD_get_size(md);
80 if (mdlen <= 0) {
86 if (flen > emlen - 2 * mdlen - 1) {
91 if (emlen < 2 * mdlen + 1) {
99 db = to + mdlen + 1;
105 memset(db + mdlen, 0, emlen - flen - 2 * mdlen - 1);
107 db[emlen - flen - mdlen - 1] = 0x01;
108 memcpy(db + emlen - flen - mdlen, from, (unsigned int)flen);
110 if (RAND_bytes_ex(libctx, seed, mdlen, 0) <= 0)
113 dbmask_len = emlen - mdlen;
121 if (PKCS1_MGF1(dbmask, dbmask_len, seed, mdlen, mgf1md) < 0)
128 if (PKCS1_MGF1(seedmask, mdlen, db, dbmask_len, mgf1md) < 0)
131 for (i = 0; i < mdlen; i++)
173 int mdlen;
187 mdlen = EVP_MD_get_size(md);
195 * |num| >= 2 * |mdlen| + 2 must hold for the modulus irrespective of
199 if (num < flen || num < 2 * mdlen + 2) {
204 dblen = num - mdlen - 1;
238 maskeddb = em + 1 + mdlen;
240 if (PKCS1_MGF1(seed, mdlen, maskeddb, dblen, mgf1md))
242 for (i = 0; i < mdlen; i++)
245 if (PKCS1_MGF1(db, dblen, seed, mdlen, mgf1md))
253 good &= constant_time_is_zero(CRYPTO_memcmp(db, phash, mdlen));
256 for (i = mdlen; i < dblen; i++) {
284 * Move the result in-place by |dblen|-|mdlen|-1-|mlen| bytes to the left.
285 * Then if |good| move |mlen| bytes from |db|+|mdlen|+1 to |to|.
293 tlen = constant_time_select_int(constant_time_lt(dblen - mdlen - 1, tlen),
294 dblen - mdlen - 1, tlen);
295 for (msg_index = 1; msg_index < dblen - mdlen - 1; msg_index <<= 1) {
296 mask = ~constant_time_eq(msg_index & (dblen - mdlen - 1 - mlen), 0);
297 for (i = mdlen + 1; i < dblen - msg_index; i++)
302 to[i] = constant_time_select_8(mask, db[i + mdlen + 1], to[i]);
339 int mdlen;
344 mdlen = EVP_MD_get_size(dgst);
345 if (mdlen < 0)
359 if (outlen + mdlen <= len) {
362 outlen += mdlen;