X-Git-Url: https://pd.if.org/git/?p=uuid;a=blobdiff_plain;f=uuidgen.c;fp=uuidgen.c;h=555b90c05874d77ba24b3610d23d1232c78cb93b;hp=0000000000000000000000000000000000000000;hb=a8f154642148eb2117d8a399b641a8282fc536ea;hpb=4af7c34e1c9a4f379decfe3583590f3e8c16892f

diff --git a/uuidgen.c b/uuidgen.c
new file mode 100644
index 0000000..555b90c
--- /dev/null
+++ b/uuidgen.c
@@ -0,0 +1,163 @@
+#include <stdlib.h>
+#include <stdio.h>
+#include <unistd.h>
+#include <string.h>
+
+#include "pduuid.h"
+
+void print_help() {
+	printf("uuidgen [-rthV]\n");
+}
+void print_version() {
+	printf("uuidgen version 1.0\n");
+}
+
+int main(int ac, char *av[]) {
+	pd_uuid_t	u; /* generated uuid */
+	pd_uuid_t	nsuuid; /* namespace uuid */
+	pd_uuid_t	*nsid = 0; /* pointer to namespace uuid */
+	char *ns; /* literal ns id string */
+
+	struct pd_uuid_state	s;
+	char uuid[PD_UUID_STRLEN+1];
+	int q = 1;
+	int opt;
+	int mode = 4;
+	int i;
+
+	/*
+	 * V = version
+	 * h = help
+	 * q = quantity
+	 *
+	 * t = time, v1
+	 * T = time with random mac
+	 * r = random, v4
+	 * m = md5 ns, v3
+	 * s = sha1 ns, v5
+	 * v2 isn't used
+	 * v = set version
+	 *
+	 * n = namespace
+	 * D = DNS ns
+	 * U = URL ns
+	 * O = OID ns
+	 * X = X.500 ns
+	 */
+
+	while ((opt = getopt(ac, av, "Vhq:tTrmsv:n:DUOX")) != -1) {
+		switch (opt) {
+			case 'n':
+				ns = optarg;
+				if (mode != 3 && mode != 5) mode = 5;
+				break;
+			case 'D':
+				nsid = &pd_uuid_ns_dns;
+				break;
+			case 'U':
+				nsid = &pd_uuid_ns_url;
+				break;
+			case 'O':
+				nsid = &pd_uuid_ns_oid;
+				break;
+			case 'X':
+				nsid = &pd_uuid_ns_x500;
+				break;
+			case 'r':
+				mode = 4;
+				break;
+			case 't':
+				mode = 1;
+				break;
+			case 'm':
+				mode = 3;
+				break;
+			case 's':
+				mode = 5;
+				break;
+			case 'T':
+				mode = -1;
+				break;
+			case 'h':
+				print_help();
+				exit(EXIT_SUCCESS);
+				break;
+			case 'v':
+				mode = atoi(optarg);
+				break;
+			case 'V':
+				print_version();
+				exit(EXIT_SUCCESS);
+				break;
+			case 'q':
+				q = atoi(optarg);
+				break;
+			default:
+				fprintf(stderr,
+					"uuidgen: unknown option '%c'\n",
+					opt);
+				print_help();
+				exit(EXIT_FAILURE);
+		}
+	}
+
+	pd_uuid_init_state(&s);
+
+	if (mode == 3 || mode == 5) {
+		/* TODO warn if q != 1 */
+		int len;
+		if (!nsid) {
+			if (!strcmp(ns, "dns")) {
+				nsid = &pd_uuid_ns_dns;
+			} else if (!strcmp(ns, "url")) {
+				nsid = &pd_uuid_ns_url;
+			} else if (!strcmp(ns, "oid")) {
+				nsid = &pd_uuid_ns_oid;
+			} else if (!strcmp(ns, "x500")) {
+				nsid = &pd_uuid_ns_x500;
+			} else {
+				nsid = &nsuuid;
+				if (pd_uuid_set_string(nsid, ns) != 0) {
+					fprintf(stderr, "malformed ns uuid: %s\n", ns);
+					exit(EXIT_FAILURE);
+				}
+			}
+		}
+		for (i = optind; i < ac; i++) { 
+			len = strlen(av[i]);
+			if (mode == 3) {
+				pd_uuid_get_string(nsid, uuid);
+				pd_uuid_make_v3(0, &u, nsid, av[i], len);
+			} else {
+				pd_uuid_make_v5(&s, &u, nsid, av[i], len);
+			}
+			pd_uuid_get_string(&u, uuid);
+			printf("%s\n", uuid);
+		}
+		exit(EXIT_SUCCESS);
+	}
+
+	while (q--) {
+		switch (mode) {
+			case -1:
+				pd_uuid_make_v1mc(&s, &u);
+				break;
+			case 1:
+				pd_uuid_make_v1(&s, &u);
+				break;
+			case 4:
+				pd_uuid_make_v4(&s, &u);
+				break;
+			default:
+				fprintf(stderr,
+					"uuidgen: unknown uuid version '%d'\n",
+					mode);
+				exit(EXIT_FAILURE);
+		}
+		pd_uuid_get_string(&u, uuid);
+		printf("%s\n", uuid);
+	}
+
+	return 0;
+
+}