114 bcrypt_pbkdf(const char *pass, size_t passlen, const uint8_t *salt, size_t saltlen,  in bcrypt_pbkdf()  argument
129 	if (passlen == 0 || saltlen == 0 || keylen == 0 ||  in bcrypt_pbkdf()
130 	    keylen > sizeof(out) * sizeof(out) || saltlen > 1<<20)  in bcrypt_pbkdf()
132 	if ((countsalt = calloc(1, saltlen + 4)) == NULL)  in bcrypt_pbkdf()
137 	memcpy(countsalt, salt, saltlen);  in bcrypt_pbkdf()
144 		countsalt[saltlen + 0] = (count >> 24) & 0xff;  in bcrypt_pbkdf()
145 		countsalt[saltlen + 1] = (count >> 16) & 0xff;  in bcrypt_pbkdf()
146 		countsalt[saltlen + 2] = (count >> 8) & 0xff;  in bcrypt_pbkdf()
147 		countsalt[saltlen + 3] = count & 0xff;  in bcrypt_pbkdf()
150 		crypto_hash_sha512(sha2salt, countsalt, saltlen + 4);  in bcrypt_pbkdf()
177 	freezero(countsalt, saltlen + 4);  in bcrypt_pbkdf()