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#include <errno.h>
#include <string.h>
#include "core.h"
#include "crypto_pwhash.h"
int
crypto_pwhash_alg_argon2i13(void)
{
return crypto_pwhash_ALG_ARGON2I13;
}
int
crypto_pwhash_alg_argon2id13(void)
{
return crypto_pwhash_ALG_ARGON2ID13;
}
int
crypto_pwhash_alg_default(void)
{
return crypto_pwhash_ALG_DEFAULT;
}
size_t
crypto_pwhash_bytes_min(void)
{
return crypto_pwhash_BYTES_MIN;
}
size_t
crypto_pwhash_bytes_max(void)
{
return crypto_pwhash_BYTES_MAX;
}
size_t
crypto_pwhash_passwd_min(void)
{
return crypto_pwhash_PASSWD_MIN;
}
size_t
crypto_pwhash_passwd_max(void)
{
return crypto_pwhash_PASSWD_MAX;
}
size_t
crypto_pwhash_saltbytes(void)
{
return crypto_pwhash_SALTBYTES;
}
size_t
crypto_pwhash_strbytes(void)
{
return crypto_pwhash_STRBYTES;
}
const char *
crypto_pwhash_strprefix(void)
{
return crypto_pwhash_STRPREFIX;
}
size_t
crypto_pwhash_opslimit_min(void)
{
return crypto_pwhash_OPSLIMIT_MIN;
}
size_t
crypto_pwhash_opslimit_max(void)
{
return crypto_pwhash_OPSLIMIT_MAX;
}
size_t
crypto_pwhash_memlimit_min(void)
{
return crypto_pwhash_MEMLIMIT_MIN;
}
size_t
crypto_pwhash_memlimit_max(void)
{
return crypto_pwhash_MEMLIMIT_MAX;
}
size_t
crypto_pwhash_opslimit_interactive(void)
{
return crypto_pwhash_OPSLIMIT_INTERACTIVE;
}
size_t
crypto_pwhash_memlimit_interactive(void)
{
return crypto_pwhash_MEMLIMIT_INTERACTIVE;
}
size_t
crypto_pwhash_opslimit_moderate(void)
{
return crypto_pwhash_OPSLIMIT_MODERATE;
}
size_t
crypto_pwhash_memlimit_moderate(void)
{
return crypto_pwhash_MEMLIMIT_MODERATE;
}
size_t
crypto_pwhash_opslimit_sensitive(void)
{
return crypto_pwhash_OPSLIMIT_SENSITIVE;
}
size_t
crypto_pwhash_memlimit_sensitive(void)
{
return crypto_pwhash_MEMLIMIT_SENSITIVE;
}
int
crypto_pwhash(unsigned char * const out, unsigned long long outlen,
const char * const passwd, unsigned long long passwdlen,
const unsigned char * const salt,
unsigned long long opslimit, size_t memlimit, int alg)
{
switch (alg) {
case crypto_pwhash_ALG_ARGON2I13:
return crypto_pwhash_argon2i(out, outlen, passwd, passwdlen, salt,
opslimit, memlimit, alg);
case crypto_pwhash_ALG_ARGON2ID13:
return crypto_pwhash_argon2id(out, outlen, passwd, passwdlen, salt,
opslimit, memlimit, alg);
default:
errno = EINVAL;
return -1;
}
}
int
crypto_pwhash_str(char out[crypto_pwhash_STRBYTES],
const char * const passwd, unsigned long long passwdlen,
unsigned long long opslimit, size_t memlimit)
{
return crypto_pwhash_argon2id_str(out, passwd, passwdlen,
opslimit, memlimit);
}
int
crypto_pwhash_str_alg(char out[crypto_pwhash_STRBYTES],
const char * const passwd, unsigned long long passwdlen,
unsigned long long opslimit, size_t memlimit, int alg)
{
switch (alg) {
case crypto_pwhash_ALG_ARGON2I13:
return crypto_pwhash_argon2i_str(out, passwd, passwdlen,
opslimit, memlimit);
case crypto_pwhash_ALG_ARGON2ID13:
return crypto_pwhash_argon2id_str(out, passwd, passwdlen,
opslimit, memlimit);
}
sodium_misuse();
/* NOTREACHED */
return -1;
}
int
crypto_pwhash_str_verify(const char str[crypto_pwhash_STRBYTES],
const char * const passwd,
unsigned long long passwdlen)
{
if (strncmp(str, crypto_pwhash_argon2id_STRPREFIX,
sizeof crypto_pwhash_argon2id_STRPREFIX - 1) == 0) {
return crypto_pwhash_argon2id_str_verify(str, passwd, passwdlen);
}
if (strncmp(str, crypto_pwhash_argon2i_STRPREFIX,
sizeof crypto_pwhash_argon2i_STRPREFIX - 1) == 0) {
return crypto_pwhash_argon2i_str_verify(str, passwd, passwdlen);
}
errno = EINVAL;
return -1;
}
int
crypto_pwhash_str_needs_rehash(const char str[crypto_pwhash_STRBYTES],
unsigned long long opslimit, size_t memlimit)
{
if (strncmp(str, crypto_pwhash_argon2id_STRPREFIX,
sizeof crypto_pwhash_argon2id_STRPREFIX - 1) == 0) {
return crypto_pwhash_argon2id_str_needs_rehash(str, opslimit, memlimit);
}
if (strncmp(str, crypto_pwhash_argon2i_STRPREFIX,
sizeof crypto_pwhash_argon2i_STRPREFIX - 1) == 0) {
return crypto_pwhash_argon2i_str_needs_rehash(str, opslimit, memlimit);
}
errno = EINVAL;
return -1;
}
const char *
crypto_pwhash_primitive(void) {
return crypto_pwhash_PRIMITIVE;
}
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