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authorMarcel Holtmann <marcel@holtmann.org>2005-04-20 16:56:29 +0000
committerMarcel Holtmann <marcel@holtmann.org>2005-04-20 16:56:29 +0000
commit7cc4137b299169997e45e07614966adc55f6f5eb (patch)
tree5541a43bc546bf45c1168b6e31cb82626cca0d9f /tools/pskey.c
parente9ded5ddec57defd792cb0fe7818d34c67dd6414 (diff)
Add pskey utility for changing PCM mapping and boot mode
Diffstat (limited to 'tools/pskey.c')
-rw-r--r--tools/pskey.c204
1 files changed, 204 insertions, 0 deletions
diff --git a/tools/pskey.c b/tools/pskey.c
new file mode 100644
index 00000000..01aa921d
--- /dev/null
+++ b/tools/pskey.c
@@ -0,0 +1,204 @@
+/*
+ *
+ * BlueZ - Bluetooth protocol stack for Linux
+ *
+ * Copyright (C) 2004-2005 Marcel Holtmann <marcel@holtmann.org>
+ *
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation;
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS.
+ * IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) AND AUTHOR(S) BE LIABLE FOR ANY
+ * CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ *
+ * ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS,
+ * COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS
+ * SOFTWARE IS DISCLAIMED.
+ *
+ *
+ * $Id$
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <stdio.h>
+#include <errno.h>
+#include <stdlib.h>
+#include <getopt.h>
+#include <sys/socket.h>
+
+#include <bluetooth/bluetooth.h>
+#include <bluetooth/hci.h>
+#include <bluetooth/hci_lib.h>
+
+#include "csr.h"
+
+#define CSR_TYPE_NULL 0
+#define CSR_TYPE_UINT16 1
+
+static int write_pskey(int dd, uint16_t pskey, int type, int argc, char *argv[])
+{
+ uint16_t value;
+ int err;
+
+ if (type != CSR_TYPE_UINT16) {
+ errno = EFAULT;
+ return -1;
+ }
+
+ if (argc != 1) {
+ errno = E2BIG;
+ return -1;
+ }
+
+ value = atoi(argv[0]);
+
+ err = csr_write_pskey_uint16(dd, 0x4711, pskey, value);
+
+ return err;
+}
+
+static int read_pskey(int dd, uint16_t pskey, int type)
+{
+ uint16_t value;
+ int err;
+
+ if (type != CSR_TYPE_UINT16) {
+ errno = EFAULT;
+ return -1;
+ }
+
+ err = csr_read_pskey_uint16(dd, 0x4711, pskey, &value);
+ if (err < 0)
+ return err;
+
+ printf("%s: %d\n", csr_pskeytostr(pskey), value);
+
+ return err;
+}
+
+static struct {
+ uint16_t pskey;
+ int type;
+ char *str;
+} storage[] = {
+ { CSR_PSKEY_HOSTIO_MAP_SCO_PCM, CSR_TYPE_UINT16, "mapsco" },
+ { CSR_PSKEY_INITIAL_BOOTMODE, CSR_TYPE_UINT16, "bootmode" },
+ { 0x0000, CSR_TYPE_NULL, NULL },
+};
+
+static void usage(void)
+{
+ int i;
+
+ printf("pskey - Utility for changing CSR persistent storage\n\n");
+ printf("Usage:\n"
+ "\tpskey [-i <dev>] <key> [value]\n\n");
+
+ printf("Keys:\n\t");
+ for (i = 0; storage[i].pskey; i++)
+ printf("%s ", storage[i].str);
+ printf("\n");
+}
+
+static struct option main_options[] = {
+ { "help", 0, 0, 'h' },
+ { "device", 1, 0, 'i' },
+ { 0, 0, 0, 0 }
+};
+
+int main(int argc, char *argv[])
+{
+ struct hci_dev_info di;
+ struct hci_version ver;
+ int i, err, dd, opt, dev = 0;
+
+ while ((opt=getopt_long(argc, argv, "+i:h", main_options, NULL)) != -1) {
+ switch (opt) {
+ case 'i':
+ dev = hci_devid(optarg);
+ if (dev < 0) {
+ perror("Invalid device");
+ exit(1);
+ }
+ break;
+
+ case 'h':
+ default:
+ usage();
+ exit(0);
+ }
+ }
+
+ argc -= optind;
+ argv += optind;
+ optind = 0;
+
+ if (argc < 1) {
+ usage();
+ exit(1);
+ }
+
+ dd = hci_open_dev(dev);
+ if (dd < 0) {
+ fprintf(stderr, "Can't open device hci%d: %s (%d)\n",
+ dev, strerror(errno), errno);
+ exit(1);
+ }
+
+ if (hci_devinfo(dev, &di) < 0) {
+ fprintf(stderr, "Can't get device info for hci%d: %s (%d)\n",
+ dev, strerror(errno), errno);
+ hci_close_dev(dd);
+ exit(1);
+ }
+
+ if (hci_read_local_version(dd, &ver, 1000) < 0) {
+ fprintf(stderr, "Can't read version info for hci%d: %s (%d)\n",
+ dev, strerror(errno), errno);
+ hci_close_dev(dd);
+ exit(1);
+ }
+
+ if (ver.manufacturer != 10) {
+ fprintf(stderr, "Unsupported manufacturer\n");
+ hci_close_dev(dd);
+ exit(1);
+ }
+
+ for (i = 0; storage[i].pskey; i++) {
+ if (strcasecmp(storage[i].str, argv[0]))
+ continue;
+
+ if (argc > 1)
+ err = write_pskey(dd, storage[i].pskey,
+ storage[i].type, argc - 1, argv + 1);
+ else
+ err = read_pskey(dd, storage[i].pskey, storage[i].type);
+
+ hci_close_dev(dd);
+
+ if (err < 0) {
+ fprintf(stderr, "Can't %s persistent storage: %s (%d)\n",
+ argc > 1 ? "write" : "read", strerror(errno), errno);
+ exit(1);
+ }
+
+ exit(0);
+ }
+
+ fprintf(stderr, "Unsupported persistent storage\n");
+
+ hci_close_dev(dd);
+
+ exit(1);
+}