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-rw-r--r--wgtpkg-pack.c156
1 files changed, 156 insertions, 0 deletions
diff --git a/wgtpkg-pack.c b/wgtpkg-pack.c
new file mode 100644
index 0000000..9164447
--- /dev/null
+++ b/wgtpkg-pack.c
@@ -0,0 +1,156 @@
+/*
+ Copyright 2015 IoT.bzh
+
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+*/
+
+#define _GNU_SOURCE
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <unistd.h>
+#include <limits.h>
+#include <errno.h>
+#include <syslog.h>
+#include <getopt.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+
+#include "wgtpkg.h"
+
+#if !defined(MAXCERT)
+#define MAXCERT 20
+#endif
+#if !defined(DEFAULT_KEY_FILE)
+#define DEFAULT_KEY_FILE "key.pem"
+#endif
+#if !defined(DEFAULT_CERT_FILE)
+#define DEFAULT_CERT_FILE "cert.pem"
+#endif
+
+const char appname[] = "wgtpkg-pack";
+
+static void usage()
+{
+ printf(
+ "usage: %s [-f] [-o wgtfile] directory\n"
+ "\n"
+ " -o wgtfile the output widget file\n"
+ " -f force overwriting\n"
+ "\n",
+ appname
+ );
+}
+
+static struct option options[] = {
+ { "output", required_argument, NULL, 'o' },
+ { "force", no_argument, NULL, 'f' },
+ { "help", no_argument, NULL, 'h' },
+ { NULL, 0, NULL, 0 }
+};
+
+/* install the widgets of the list */
+int main(int ac, char **av)
+{
+ int i, force;
+ char *wgtfile, *directory, *x;
+ struct stat s;
+
+ openlog(appname, LOG_PERROR, LOG_USER);
+
+ force = 0;
+ wgtfile = directory = NULL;
+ for (;;) {
+ i = getopt_long(ac, av, "hfo:", options, NULL);
+ if (i < 0)
+ break;
+ switch (i) {
+ case 'o':
+ wgtfile = optarg;
+ break;
+ case 'f':
+ force = 1;
+ break;
+ case 'h':
+ usage();
+ return 0;
+ case ':':
+ syslog(LOG_ERR, "missing argument");
+ return 1;
+ default:
+ syslog(LOG_ERR, "unrecognized option");
+ return 1;
+ }
+ }
+
+ /* remaining arguments and final checks */
+ if (optind >= ac) {
+ syslog(LOG_ERR, "no directory set");
+ return 1;
+ }
+ directory = av[optind++];
+ if (optind < ac) {
+ syslog(LOG_ERR, "extra parameters found");
+ return 1;
+ }
+
+ /* set default values */
+ if (wgtfile == NULL && 0 > asprintf(&wgtfile, "%s.wgt", directory)) {
+ syslog(LOG_ERR, "asprintf failed");
+ return 1;
+ }
+
+ /* check values */
+ if (stat(directory, &s)) {
+ syslog(LOG_ERR, "can't find directory %s", directory);
+ return 1;
+ }
+ if (!S_ISDIR(s.st_mode)) {
+ syslog(LOG_ERR, "%s isn't a directory", directory);
+ return 1;
+ }
+ if (access(wgtfile, F_OK) == 0 && force == 0) {
+ syslog(LOG_ERR, "can't overwrite existing %s", wgtfile);
+ return 1;
+ }
+
+printf("\n\nPACKING widget %s from directory %s\n", wgtfile, directory);
+
+ /* creates an existing widget (for realpath it must exist) */
+ i = open(wgtfile, O_WRONLY|O_CREAT|O_NOCTTY|O_NONBLOCK, 0666);
+ if (i < 0) {
+ syslog(LOG_ERR, "can't write widget %s", wgtfile);
+ return 1;
+ }
+ close(i);
+
+ /* compute absolutes paths */
+ x = realpath(wgtfile, NULL);
+ if (x == NULL) {
+ syslog(LOG_ERR, "realpath failed for %s",wgtfile);
+ return 1;
+ }
+ wgtfile = x;
+
+ /* set and enter the workdir */
+ if (set_workdir(directory, 0) || enter_workdir(0))
+ return 1;
+
+
+ if (fill_files())
+ return 1;
+
+ return !!zwrite(wgtfile);
+}
+
+