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This commit is contained in:
Zhi Guan
2022-05-23 21:00:14 +08:00
parent 139f743f98
commit 11c526b053
21 changed files with 856 additions and 698 deletions
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120
tools/skfutil.c
View File

@@ -48,13 +48,14 @@
#include <stdio.h>
#include <errno.h>
#include <stdlib.h>
#include <string.h>
#include <gmssl/mem.h>
#include <gmssl/hex.h>
#include <gmssl/sm2.h>
#include <gmssl/sm3.h>
#include <gmssl/skf.h>
#include <gmssl/error.h>
#define OP_NONE 0
@@ -99,12 +100,16 @@ int skfutil_main(int argc, char **argv)
size_t authkeylen;
SKF_DEVICE dev;
SKF_KEY key;
int dev_opened = 0;
int key_opened = 0;
memset(&dev, 0, sizeof(dev));
memset(&key, 0, sizeof(key));
argc--;
argv++;
if (argc < 1) {
bad:
print_usage(stderr, prog);
return 1;
}
@@ -128,8 +133,8 @@ bad:
if (--argc < 1) goto bad;
authkeystr = *(++argv);
if (strlen(authkeystr) != 32) {
error_print();
return -1;
fprintf(stderr, "%s: invalid authkey length\n", prog);
goto end;
}
hex_to_bytes(authkeystr, strlen(authkeystr), authkey, &authkeylen);
} else if (!strcmp(*argv, "-exportpubkey")) {
@@ -154,55 +159,46 @@ bad:
} else if (!strcmp(*argv, "-in")) {
if (--argc < 1) goto bad;
infile = *(++argv);
if (!(infp = fopen(infile, "r"))) {
fprintf(stderr, "%s: open '%s' failure : %s\n", prog, infile, strerror(errno));
goto end;
}
} else if (!strcmp(*argv, "-out")) {
if (--argc < 1) goto bad;
outfile = *(++argv);
if (!(outfp = fopen(outfile, "w"))) {
fprintf(stderr, "%s: open '%s' failure : %s\n", prog, outfile, strerror(errno));
goto end;
}
} else {
break;
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 (argc) {
fprintf(stderr, "%s: invalid option '%s'\n", prog, *argv);
return 1;
}
if (!lib) {
fprintf(stderr, "Option '-lib' required\n");
goto bad;
fprintf(stderr, "%s: option '-lib' required\n", prog);
goto end;
}
if (skf_load_library(lib, NULL) != 1) {
error_print();
fprintf(stderr, "%s: load library failure\n", prog);
goto end;
}
if (infile) {
if (!(infp = fopen(infile, "rb"))) {
error_print();
return -1;
}
}
if (outfile) {
if (!(outfp = fopen(outfile, "wb"))) {
error_print();
return -1;
}
}
if (!op) {
error_print();
goto bad;
fprintf(stderr, "%s: option of (-devinfo|-exportpubkey|-sign|-rand) required\n", prog);
goto end;
}
if (!devname) {
error_print();
goto bad;
fprintf(stderr, "%s: option '-dev' required\n", prog);
goto end;
}
if (op == OP_DEVINFO) {
skf_print_device_info(stdout, 0, 0, devname);
@@ -211,33 +207,46 @@ bad:
}
if (skf_open_device(&dev, devname, authkey) != 1) {
error_print();
return -1;
fprintf(stderr, "%s: open device failure\n", prog);
goto end;
}
dev_opened = 1;
if (op == OP_RAND) {
skf_rand_bytes(&dev, buf, len);
fwrite(buf, 1, len, outfp);
if (skf_rand_bytes(&dev, buf, len) != 1) {
fprintf(stderr, "%s: inner error\n", prog);
goto end;
}
if (fwrite(buf, 1, len, outfp) != len) {
fprintf(stderr, "%s: output failure : %s\n", prog, strerror(errno));
goto end;
}
ret = 0;
goto end;
}
if (!appname) {
error_print();
goto bad;
fprintf(stderr, "%s: option '-app' required\n", prog);
goto end;
}
if (!container_name) {
error_print();
goto bad;
fprintf(stderr, "%s: option '-container' required\n", prog);
goto end;
}
if (!pass) {
error_print();
goto bad;
fprintf(stderr, "%s: option '-pass' required\n", prog);
goto end;
}
if (op == OP_EXPORTPUBKEY) {
skf_load_sign_key(&dev, appname, pass, container_name, &key);
sm2_public_key_info_to_pem(&(key.public_key), outfp);
if (skf_load_sign_key(&dev, appname, pass, container_name, &key) != 1) {
fprintf(stderr, "%s: load sign key failed\n", prog);
goto end;
}
if (sm2_public_key_info_to_pem(&(key.public_key), outfp) != 1) {
fprintf(stderr, "%s: output public key PEM failure\n", prog);
goto end;
}
ret = 0;
goto end;
}
@@ -248,7 +257,11 @@ bad:
uint8_t sig[SM2_MAX_SIGNATURE_SIZE];
size_t siglen;
skf_load_sign_key(&dev, appname, pass, container_name, &key);
if (skf_load_sign_key(&dev, appname, pass, container_name, &key) != 1) {
fprintf(stderr, "%s: load sign key failed\n", prog);
goto end;
}
key_opened = 1;
sm3_init(&sm3_ctx);
sm2_compute_z(dgst, &(key.public_key.public_key), id, strlen(id));
@@ -260,12 +273,23 @@ bad:
sm3_finish(&sm3_ctx, dgst);
if ((ret = skf_sign(&key, dgst, sig, &siglen)) != 1) {
error_print();
return -1;
fprintf(stderr, "%s: inner error\n", prog);
goto end;
}
ret = 0;
goto end;
} else {
fprintf(stderr, "%s: this should not happen\n", prog);
goto end;
}
end:
gmssl_secure_clear(buf, sizeof(buf));
if (key_opened) skf_release_key(&key);
if (dev_opened) skf_close_device(&dev);
if (lib) skf_unload_library();
if (infile && infp) fclose(infp);
if (outfile && outfp) fclose(outfp);
return ret;
}