Update QUIC/SM9/ZUC

tools/zuc256.c

@@ -0,0 +1,150 @@
+/*
+ *  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/zuc.h>
+#include <gmssl/hex.h>
+
+
+static const char *usage = "-key hex -iv hex [-in file] [-out file]";
+
+static const char *help =
+"Options\n"
+"\n"
+"    -key hex            ZUC-256 key in HEX format, 32 bytes\n"
+"    -iv hex             ZUC-256 IV in HEX format, 23 bytes\n"
+"    -in file | stdin    Input data\n"
+"    -out file | stdout  Output data\n"
+"\n"
+"Examples\n"
+"\n"
+"    gmssl zuc256 -key 0000000000000000000000000000000000000000000000000000000000000000 \\\n"
+"        -iv 0000000000000000000000000000000000000000000000 -in plaintext.bin -out ciphertext.bin\n"
+"\n";
+
+int zuc256_main(int argc, char **argv)
+{
+	int ret = 1;
+	char *prog = argv[0];
+	char *keyhex = NULL;
+	char *ivhex = NULL;
+	char *infile = NULL;
+	char *outfile = NULL;
+	uint8_t key[ZUC256_KEY_SIZE];
+	uint8_t iv[ZUC256_IV_SIZE];
+	size_t keylen;
+	size_t ivlen;
+	FILE *infp = stdin;
+	FILE *outfp = stdout;
+	ZUC_STATE zuc_state;
+	uint8_t inbuf[4096];
+	uint8_t outbuf[4096];
+	size_t inlen;
+
+	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", help);
+			ret = 0;
+			goto end;
+		} else if (!strcmp(*argv, "-key")) {
+			if (--argc < 1) goto bad;
+			keyhex = *(++argv);
+			if (strlen(keyhex) != sizeof(key) * 2) {
+				fprintf(stderr, "gmssl %s: key should be 32 bytes\n", prog);
+				goto end;
+			}
+			if (hex_to_bytes(keyhex, strlen(keyhex), key, &keylen) != 1) {
+				fprintf(stderr, "gmssl %s: invalid key hex digits\n", prog);
+				goto end;
+			}
+		} else if (!strcmp(*argv, "-iv")) {
+			if (--argc < 1) goto bad;
+			ivhex = *(++argv);
+			if (strlen(ivhex) != sizeof(iv) * 2) {
+				fprintf(stderr, "gmssl %s: IV should be 23 bytes\n", prog);
+				goto end;
+			}
+			if (hex_to_bytes(ivhex, strlen(ivhex), iv, &ivlen) != 1) {
+				fprintf(stderr, "gmssl %s: invalid IV hex digits\n", prog);
+				goto end;
+			}
+		} else if (!strcmp(*argv, "-in")) {
+			if (--argc < 1) goto bad;
+			infile = *(++argv);
+			if (!(infp = fopen(infile, "rb"))) {
+				fprintf(stderr, "gmssl %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, "wb"))) {
+				fprintf(stderr, "gmssl %s: open '%s' failure : %s\n", prog, outfile, strerror(errno));
+				goto end;
+			}
+		} else {
+			fprintf(stderr, "gmssl %s: illegal option '%s'\n", prog, *argv);
+			goto end;
+bad:
+			fprintf(stderr, "gmssl %s: '%s' option value missing\n", prog, *argv);
+			goto end;
+		}
+
+		argc--;
+		argv++;
+	}
+
+	if (!keyhex) {
+		fprintf(stderr, "gmssl %s: option '-key' required\n", prog);
+		goto end;
+	}
+	if (!ivhex) {
+		fprintf(stderr, "gmssl %s: option '-iv' required\n", prog);
+		goto end;
+	}
+
+	zuc256_init(&zuc_state, key, iv);
+	while ((inlen = fread(inbuf, 1, sizeof(inbuf), infp)) > 0) {
+		zuc_encrypt(&zuc_state, inbuf, inlen, outbuf);
+		if (fwrite(outbuf, 1, inlen, outfp) != inlen) {
+			fprintf(stderr, "gmssl %s: output failure : %s\n", prog, strerror(errno));
+			goto end;
+		}
+	}
+	if (ferror(infp)) {
+		fprintf(stderr, "gmssl %s: read failure : %s\n", prog, strerror(errno));
+		goto end;
+	}
+
+	ret = 0;
+
+end:
+	gmssl_secure_clear(&zuc_state, sizeof(zuc_state));
+	gmssl_secure_clear(key, sizeof(key));
+	gmssl_secure_clear(iv, sizeof(iv));
+	gmssl_secure_clear(inbuf, sizeof(inbuf));
+	gmssl_secure_clear(outbuf, sizeof(outbuf));
+	if (infile && infp) fclose(infp);
+	if (outfile && outfp) fclose(outfp);
+	return ret;
+}