2015-10-16 10:52:09 +02:00
|
|
|
/*
|
|
|
|
* Argon2 source code package
|
2015-10-16 19:05:50 +02:00
|
|
|
*
|
2015-10-16 10:52:09 +02:00
|
|
|
* Written by Daniel Dinu and Dmitry Khovratovich, 2015
|
2015-10-16 19:05:50 +02:00
|
|
|
*
|
2015-10-16 10:52:09 +02:00
|
|
|
* This work is licensed under a Creative Commons CC0 1.0 License/Waiver.
|
2015-10-16 19:05:50 +02:00
|
|
|
*
|
2015-10-20 22:46:17 +02:00
|
|
|
* You should have received a copy of the CC0 Public Domain Dedication along
|
|
|
|
* with
|
|
|
|
* this software. If not, see
|
|
|
|
* <http://creativecommons.org/publicdomain/zero/1.0/>.
|
2015-10-16 10:52:09 +02:00
|
|
|
*/
|
|
|
|
|
|
|
|
#include <stdio.h>
|
|
|
|
#include <stdint.h>
|
2015-10-26 13:08:47 +01:00
|
|
|
#include <inttypes.h>
|
2015-10-16 10:52:09 +02:00
|
|
|
#include <stdlib.h>
|
|
|
|
#include <string.h>
|
2015-10-19 10:07:13 +02:00
|
|
|
#include <time.h>
|
2015-10-16 10:52:09 +02:00
|
|
|
|
|
|
|
#include "argon2.h"
|
2015-10-23 23:30:44 +02:00
|
|
|
#include "core.h"
|
2015-10-21 13:00:22 +02:00
|
|
|
|
2015-10-16 16:07:06 +02:00
|
|
|
#define T_COST_DEF 3
|
2015-10-28 11:45:20 +01:00
|
|
|
#define LOG_M_COST_DEF 12 /* 2^12 = 4 MiB */
|
2015-10-31 21:09:00 +01:00
|
|
|
#define LANES_DEF 1
|
|
|
|
#define THREADS_DEF 1
|
2015-10-29 11:25:25 +01:00
|
|
|
#define OUT_LEN 32
|
|
|
|
#define SALT_LEN 16
|
2015-10-16 16:07:06 +02:00
|
|
|
|
2015-10-16 18:41:54 +02:00
|
|
|
#define UNUSED_PARAMETER(x) (void)(x)
|
2015-10-16 16:07:06 +02:00
|
|
|
|
2015-10-27 01:49:45 +01:00
|
|
|
static void usage(const char *cmd) {
|
2015-10-30 08:00:42 +01:00
|
|
|
printf("Usage: %s pwd salt [-y version] [-t iterations] [-m memory] [-p "
|
|
|
|
"parallelism]\n",
|
|
|
|
cmd);
|
2015-10-21 08:55:42 +02:00
|
|
|
|
2015-10-28 16:42:52 +01:00
|
|
|
printf("Parameters:\n");
|
|
|
|
printf("\tpwd\t\tThe password to hash\n");
|
|
|
|
printf("\tsalt\t\tThe salt to use, at most 16 characters\n");
|
|
|
|
printf("\t-d\t\tUse Argon2d instead of Argon2i (which is the default)\n");
|
2015-10-30 08:00:42 +01:00
|
|
|
printf("\t-t N\t\tSets the number of iterations to N (default = %d)\n",
|
|
|
|
T_COST_DEF);
|
|
|
|
printf("\t-m N\t\tSets the memory usage of 2^N KiB (default %d)\n",
|
|
|
|
LOG_M_COST_DEF);
|
|
|
|
printf("\t-p N\t\tSets parallelism to N threads (default %d)\n",
|
|
|
|
THREADS_DEF);
|
2015-10-16 20:13:31 +02:00
|
|
|
}
|
|
|
|
|
2015-10-27 01:49:45 +01:00
|
|
|
static void fatal(const char *error) {
|
2015-10-21 08:55:42 +02:00
|
|
|
fprintf(stderr, "Error: %s\n", error);
|
|
|
|
exit(1);
|
2015-10-16 20:13:31 +02:00
|
|
|
}
|
|
|
|
|
2015-10-21 12:54:59 +02:00
|
|
|
/*
|
2015-10-23 23:30:44 +02:00
|
|
|
Runs Argon2 with certain inputs and parameters, inputs not cleared. Prints the
|
|
|
|
Base64-encoded hash string
|
2015-10-21 12:54:59 +02:00
|
|
|
@out output array with at least 32 bytes allocated
|
|
|
|
@pwd NULL-terminated string, presumably from argv[]
|
|
|
|
@salt salt array with at least SALTLEN_DEF bytes allocated
|
|
|
|
@t_cost number of iterations
|
|
|
|
@m_cost amount of requested memory in KB
|
|
|
|
@lanes amount of requested parallelism
|
|
|
|
@threads actual parallelism
|
|
|
|
@type String, only "d" and "i" are accepted
|
|
|
|
*/
|
2015-10-27 01:49:45 +01:00
|
|
|
static void run(uint8_t *out, char *pwd, uint8_t *salt, uint32_t t_cost,
|
2015-10-27 21:38:01 +01:00
|
|
|
uint32_t m_cost, uint32_t lanes, uint32_t threads,
|
|
|
|
const char *type) {
|
2015-10-26 10:16:13 +01:00
|
|
|
clock_t start_time, stop_time;
|
2015-10-27 01:26:25 +01:00
|
|
|
unsigned pwd_length;
|
|
|
|
argon2_context context;
|
|
|
|
char encoded[300];
|
|
|
|
|
|
|
|
start_time = clock();
|
2015-10-21 08:55:42 +02:00
|
|
|
|
2015-10-27 01:26:25 +01:00
|
|
|
if (!pwd) {
|
2015-10-21 10:08:17 +02:00
|
|
|
fatal("password missing");
|
2015-10-27 01:26:25 +01:00
|
|
|
}
|
|
|
|
|
2015-10-23 23:30:44 +02:00
|
|
|
if (!salt) {
|
|
|
|
secure_wipe_memory(pwd, strlen(pwd));
|
|
|
|
fatal("salt missing");
|
|
|
|
}
|
2015-10-21 10:08:17 +02:00
|
|
|
|
2015-10-26 10:16:13 +01:00
|
|
|
pwd_length = strlen(pwd);
|
2015-10-21 08:55:42 +02:00
|
|
|
|
|
|
|
UNUSED_PARAMETER(threads);
|
|
|
|
|
2015-10-27 01:26:25 +01:00
|
|
|
context.out = out;
|
2015-10-29 11:25:25 +01:00
|
|
|
context.outlen = OUT_LEN;
|
2015-10-27 01:26:25 +01:00
|
|
|
context.pwd = (uint8_t *)pwd;
|
|
|
|
context.pwdlen = pwd_length;
|
|
|
|
context.salt = salt;
|
2015-10-29 11:25:25 +01:00
|
|
|
context.saltlen = SALT_LEN;
|
2015-10-27 01:26:25 +01:00
|
|
|
context.secret = NULL;
|
|
|
|
context.secretlen = 0;
|
|
|
|
context.ad = NULL;
|
|
|
|
context.adlen = 0;
|
|
|
|
context.t_cost = t_cost;
|
|
|
|
context.m_cost = m_cost;
|
|
|
|
context.lanes = lanes;
|
|
|
|
context.threads = lanes;
|
|
|
|
context.allocate_cbk = NULL;
|
|
|
|
context.free_cbk = NULL;
|
2015-10-27 17:40:32 +01:00
|
|
|
context.flags = ARGON2_FLAG_CLEAR_PASSWORD;
|
2015-10-21 08:55:42 +02:00
|
|
|
|
2015-10-27 21:38:01 +01:00
|
|
|
if (!strcmp(type, "d")) {
|
2015-10-26 12:43:03 +01:00
|
|
|
int result = argon2d(&context);
|
2015-10-27 21:38:01 +01:00
|
|
|
if (result != ARGON2_OK)
|
2015-10-29 11:25:25 +01:00
|
|
|
fatal(error_message(result));
|
2015-10-27 21:38:01 +01:00
|
|
|
} else if (!strcmp(type, "i")) {
|
2015-10-26 12:43:03 +01:00
|
|
|
int result = argon2i(&context);
|
2015-10-27 21:38:01 +01:00
|
|
|
if (result != ARGON2_OK)
|
2015-10-29 11:25:25 +01:00
|
|
|
fatal(error_message(result));
|
2015-10-27 21:38:01 +01:00
|
|
|
} else {
|
2015-10-26 10:16:13 +01:00
|
|
|
secure_wipe_memory(pwd, strlen(pwd));
|
2015-10-21 08:55:42 +02:00
|
|
|
fatal("wrong Argon2 type");
|
2015-10-21 12:23:25 +02:00
|
|
|
}
|
2015-10-21 08:55:42 +02:00
|
|
|
|
2015-10-26 10:16:13 +01:00
|
|
|
stop_time = clock();
|
2015-10-21 08:55:42 +02:00
|
|
|
|
2015-10-26 10:16:13 +01:00
|
|
|
encode_string(encoded, sizeof encoded, &context);
|
|
|
|
printf("%s\n", encoded);
|
2015-10-21 08:55:42 +02:00
|
|
|
|
2015-10-30 08:00:42 +01:00
|
|
|
printf("%2.3f seconds\n",
|
|
|
|
((double)stop_time - start_time) / (CLOCKS_PER_SEC));
|
2015-10-16 10:52:09 +02:00
|
|
|
}
|
|
|
|
|
2015-10-20 22:46:17 +02:00
|
|
|
int main(int argc, char *argv[]) {
|
2015-10-29 11:25:25 +01:00
|
|
|
unsigned char out[OUT_LEN];
|
2015-10-21 08:55:42 +02:00
|
|
|
uint32_t m_cost = 1 << LOG_M_COST_DEF;
|
|
|
|
uint32_t t_cost = T_COST_DEF;
|
|
|
|
uint32_t lanes = LANES_DEF;
|
|
|
|
uint32_t threads = THREADS_DEF;
|
|
|
|
char *pwd = NULL;
|
2015-10-29 11:25:25 +01:00
|
|
|
uint8_t salt[SALT_LEN];
|
2015-10-27 21:38:01 +01:00
|
|
|
const char *type = "i";
|
2015-10-27 01:26:25 +01:00
|
|
|
int i;
|
2015-10-16 19:05:50 +02:00
|
|
|
|
2015-10-21 10:08:17 +02:00
|
|
|
if (argc < 3) {
|
2015-10-21 08:55:42 +02:00
|
|
|
usage(argv[0]);
|
2015-10-21 11:59:39 +02:00
|
|
|
return ARGON2_MISSING_ARGS;
|
2015-10-21 08:55:42 +02:00
|
|
|
}
|
2015-10-16 10:52:09 +02:00
|
|
|
|
2015-10-27 01:26:25 +01:00
|
|
|
/* get password and salt from command line */
|
2015-10-21 10:08:17 +02:00
|
|
|
pwd = argv[1];
|
2015-10-29 11:25:25 +01:00
|
|
|
if (strlen(argv[2]) > SALT_LEN) {
|
2015-10-21 10:08:17 +02:00
|
|
|
fatal("salt too long");
|
2015-10-27 17:40:32 +01:00
|
|
|
}
|
2015-10-29 11:25:25 +01:00
|
|
|
memset(salt, 0x00, SALT_LEN); /* pad with null bytes */
|
2015-10-27 17:40:32 +01:00
|
|
|
memcpy(salt, argv[2], strlen(argv[2]));
|
2015-10-21 08:55:42 +02:00
|
|
|
|
2015-10-27 01:26:25 +01:00
|
|
|
/* parse options */
|
|
|
|
for (i = 3; i < argc; i++) {
|
2015-10-27 17:40:32 +01:00
|
|
|
const char *a = argv[i];
|
|
|
|
unsigned long input = 0;
|
2015-10-21 08:55:42 +02:00
|
|
|
if (!strcmp(a, "-m")) {
|
|
|
|
if (i < argc - 1) {
|
|
|
|
i++;
|
2015-10-27 17:40:32 +01:00
|
|
|
input = strtoul(argv[i], NULL, 10);
|
2015-10-27 21:38:01 +01:00
|
|
|
if (input == 0 || input == ULONG_MAX ||
|
|
|
|
input > ARGON2_MAX_MEMORY_BITS) {
|
2015-10-27 17:40:32 +01:00
|
|
|
fatal("bad numeric input for -m");
|
|
|
|
}
|
|
|
|
m_cost = ARGON2_MIN(UINT64_C(1) << input, UINT32_C(0xFFFFFFFF));
|
2015-10-27 21:38:01 +01:00
|
|
|
if (m_cost > ARGON2_MAX_MEMORY) {
|
2015-10-27 17:40:32 +01:00
|
|
|
fatal("m_cost overflow");
|
|
|
|
}
|
2015-10-21 08:55:42 +02:00
|
|
|
continue;
|
2015-10-27 17:40:32 +01:00
|
|
|
} else {
|
2015-10-21 08:55:42 +02:00
|
|
|
fatal("missing -m argument");
|
2015-10-27 17:40:32 +01:00
|
|
|
}
|
2015-10-21 08:55:42 +02:00
|
|
|
} else if (!strcmp(a, "-t")) {
|
|
|
|
if (i < argc - 1) {
|
|
|
|
i++;
|
2015-10-27 17:40:32 +01:00
|
|
|
input = strtoul(argv[i], NULL, 10);
|
2015-10-27 21:38:01 +01:00
|
|
|
if (input == 0 || input == ULONG_MAX ||
|
|
|
|
input > ARGON2_MAX_TIME) {
|
2015-10-27 17:40:32 +01:00
|
|
|
fatal("bad numeric input for -t");
|
|
|
|
}
|
|
|
|
t_cost = input;
|
2015-10-21 08:55:42 +02:00
|
|
|
continue;
|
2015-10-27 17:40:32 +01:00
|
|
|
} else {
|
2015-10-21 08:55:42 +02:00
|
|
|
fatal("missing -t argument");
|
2015-10-27 17:40:32 +01:00
|
|
|
}
|
2015-10-21 08:55:42 +02:00
|
|
|
} else if (!strcmp(a, "-p")) {
|
|
|
|
if (i < argc - 1) {
|
|
|
|
i++;
|
2015-10-27 17:40:32 +01:00
|
|
|
input = strtoul(argv[i], NULL, 10);
|
2015-10-27 21:38:01 +01:00
|
|
|
if (input == 0 || input == ULONG_MAX ||
|
|
|
|
input > ARGON2_MAX_THREADS || input > ARGON2_MAX_LANES) {
|
2015-10-27 17:40:32 +01:00
|
|
|
fatal("bad numeric input for -p");
|
|
|
|
}
|
|
|
|
threads = input;
|
2015-10-21 08:55:42 +02:00
|
|
|
lanes = threads;
|
|
|
|
continue;
|
2015-10-27 17:40:32 +01:00
|
|
|
} else {
|
2015-10-21 08:55:42 +02:00
|
|
|
fatal("missing -p argument");
|
2015-10-27 17:40:32 +01:00
|
|
|
}
|
2015-10-28 16:42:52 +01:00
|
|
|
} else if (!strcmp(a, "-d")) {
|
|
|
|
type = "d";
|
2015-10-27 17:40:32 +01:00
|
|
|
} else {
|
2015-10-21 08:55:42 +02:00
|
|
|
fatal("unknown argument");
|
2015-10-27 17:40:32 +01:00
|
|
|
}
|
2015-10-21 08:55:42 +02:00
|
|
|
}
|
2015-10-27 21:38:01 +01:00
|
|
|
printf("Type:\t\tArgon2%c\n", type[0]);
|
|
|
|
printf("Iterations:\t%" PRIu32 " \n", t_cost);
|
2015-10-30 08:55:53 +01:00
|
|
|
printf("Memory:\t\t%" PRIu32 " KiB\n", m_cost);
|
2015-10-27 21:38:01 +01:00
|
|
|
printf("Parallelism:\t%" PRIu32 " \n", lanes);
|
2015-10-21 10:08:17 +02:00
|
|
|
run(out, pwd, salt, t_cost, m_cost, lanes, threads, type);
|
2015-10-21 08:55:42 +02:00
|
|
|
|
2015-10-21 11:59:39 +02:00
|
|
|
return ARGON2_OK;
|
2015-10-16 10:52:09 +02:00
|
|
|
}
|