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Update XMSS

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Zhi Guan
2026-01-04 18:37:01 +08:00
parent 456945781d
commit 65be2ce54b
8 changed files with 726 additions and 101 deletions
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162
tools/xmssmtkeygen.c Normal file
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/*
* Copyright 2014-2026 The GmSSL Project. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the License); you may
* not use this file except in compliance with the License.
*
* http://www.apache.org/licenses/LICENSE-2.0
*/
#include <stdio.h>
#include <errno.h>
#include <string.h>
#include <stdlib.h>
#include <gmssl/mem.h>
#include <gmssl/error.h>
#include <gmssl/xmss.h>
static const char *usage = "-xmssmt_type type -out file [-pubout file] [-verbose]\n";
static const char *options =
"Options\n"
" -xmssmt_type type XMSSMT Algorithm Type\n"
" "XMSSMT_HASH256_20_2_256_NAME"\n"
" "XMSSMT_HASH256_20_4_256_NAME"\n"
" "XMSSMT_HASH256_40_2_256_NAME"\n"
" "XMSSMT_HASH256_40_4_256_NAME"\n"
" "XMSSMT_HASH256_40_8_256_NAME"\n"
" "XMSSMT_HASH256_60_3_256_NAME"\n"
" "XMSSMT_HASH256_60_6_256_NAME"\n"
" "XMSSMT_HASH256_60_12_256_NAME"\n"
" -out file Output private key\n"
" -pubout file Output public key\n"
" -verbose Print public key\n"
"\n";
int xmssmtkeygen_main(int argc, char **argv)
{
int ret = 1;
char *prog = argv[0];
char *xmssmt_type = NULL;
int xmssmt_type_val = 0;
char *outfile = NULL;
char *puboutfile = NULL;
int verbose = 0;
FILE *outfp = NULL;
FILE *puboutfp = stdout;
XMSSMT_KEY key;
uint8_t *out = NULL;
uint8_t pubout[XMSSMT_PUBLIC_KEY_SIZE];
uint8_t *pout;
uint8_t *ppubout = pubout;
size_t outlen = 0, puboutlen = 0;
memset(&key, 0, sizeof(key));
argc--;
argv++;
if (argc < 1) {
fprintf(stderr, "usage: gmssl %s %s\n", prog, usage);
return 1;
}
while (argc > 0) {
if (!strcmp(*argv, "-help")) {
printf("usage: gmssl %s %s\n", prog, usage);
printf("%s\n", options);
ret = 0;
goto end;
} else if (!strcmp(*argv, "-xmssmt_type")) {
if (--argc < 1) goto bad;
xmssmt_type = *(++argv);
if (!(xmssmt_type_val = xmssmt_type_from_name(xmssmt_type))) {
fprintf(stderr, "%s: invalid xmssmt_type `%s`\n", prog, xmssmt_type);
goto end;
}
} else if (!strcmp(*argv, "-out")) {
if (--argc < 1) goto bad;
outfile = *(++argv);
if (!(outfp = fopen(outfile, "wb"))) {
fprintf(stderr, "%s: open '%s' failure : %s\n", prog, outfile, strerror(errno));
goto end;
}
} else if (!strcmp(*argv, "-pubout")) {
if (--argc < 1) goto bad;
puboutfile = *(++argv);
if (!(puboutfp = fopen(puboutfile, "wb"))) {
fprintf(stderr, "%s: open '%s' failure : %s\n", prog, outfile, strerror(errno));
goto end;
}
} else if (!strcmp(*argv, "-verbose")) {
verbose = 1;
} else {
fprintf(stderr, "%s: illegal option '%s'\n", prog, *argv);
goto end;
bad:
fprintf(stderr, "%s: `%s` option value missing\n", prog, *argv);
goto end;
}
argc--;
argv++;
}
if (!xmssmt_type) {
fprintf(stderr, "%s: `-xmssmt_type` option required\n", prog);
goto end;
}
if (!outfp) {
fprintf(stderr, "%s: `-out` option required\n", prog);
goto end;
}
if (xmssmt_key_generate(&key, xmssmt_type_val) != 1) {
error_print();
return -1;
}
if (verbose) {
xmssmt_public_key_print(stderr, 0, 0, "xmssmt_public_key", &key);
}
if (xmssmt_private_key_size(xmssmt_type_val, &outlen) != 1) {
error_print();
goto end;
}
if (!(out = malloc(outlen))) {
error_print();
goto end;
}
pout = out;
outlen = 0;
if (xmssmt_private_key_to_bytes(&key, &pout, &outlen) != 1) {
error_print();
goto end;
}
if (fwrite(out, 1, outlen, outfp) != outlen) {
error_print();
goto end;
}
if (xmssmt_public_key_to_bytes(&key, &ppubout, &puboutlen) != 1) {
error_print();
goto end;
}
if (fwrite(pubout, 1, puboutlen, puboutfp) != puboutlen) {
error_print();
goto end;
}
ret = 0;
end:
//xmss_key_cleanup(&key);
if (out) {
gmssl_secure_clear(out, outlen);
free(out);
}
if (outfile && outfp) fclose(outfp);
if (puboutfile && puboutfp) fclose(puboutfp);
return ret;
}