2015-04-07 14:16:52

by Loic Poulain

[permalink] [raw]
Subject: [PATCH] tools: Add protocol option for btattach utility

---
tools/btattach.c | 52 +++++++++++++++++++++++++++++++++++++++++++---------
1 file changed, 43 insertions(+), 9 deletions(-)

diff --git a/tools/btattach.c b/tools/btattach.c
index b7948a3..a7d5dbc 100644
--- a/tools/btattach.c
+++ b/tools/btattach.c
@@ -187,28 +187,43 @@ static void usage(void)
printf("options:\n"
"\t-B, --bredr <device> Attach BR/EDR controller\n"
"\t-A, --amp <device> Attach AMP controller\n"
+ "\t-P, --protocol <proto> Specify protocol type\n"
"\t-h, --help Show help options\n");
}

static const struct option main_options[] = {
- { "bredr", required_argument, NULL, 'B' },
- { "amp", required_argument, NULL, 'A' },
- { "version", no_argument, NULL, 'v' },
- { "help", no_argument, NULL, 'h' },
+ { "bredr", required_argument, NULL, 'B' },
+ { "amp", required_argument, NULL, 'A' },
+ { "protocol", required_argument, NULL, 'P' },
+ { "version", no_argument, NULL, 'v' },
+ { "help", no_argument, NULL, 'h' },
+};
+
+static const struct {
+ unsigned int id;
+ const char *name;
+} proto_table[] = {
+ {HCI_UART_H4, "h4"},
+ {HCI_UART_BCSP, "bcsp"},
+ {HCI_UART_3WIRE, "3wire"},
+ {HCI_UART_H4DS, "h4ds"},
+ {HCI_UART_LL, "ll"},
+ {HCI_UART_ATH3K, "ath3k"},
+ {HCI_UART_INTEL, "intel"},
{ }
};

int main(int argc, char *argv[])
{
- const char *bredr_path = NULL, *amp_path = NULL;
+ const char *bredr_path = NULL, *amp_path = NULL, *proto = NULL;
bool raw_device = false;
sigset_t mask;
- int exit_status, count = 0;
+ int exit_status, count = 0, proto_id = HCI_UART_H4;

for (;;) {
int opt;

- opt = getopt_long(argc, argv, "B:A:Rvh",
+ opt = getopt_long(argc, argv, "B:A:P:Rvh",
main_options, NULL);
if (opt < 0)
break;
@@ -220,6 +235,9 @@ int main(int argc, char *argv[])
case 'A':
amp_path = optarg;
break;
+ case 'P':
+ proto = optarg;
+ break;
case 'R':
raw_device = true;
break;
@@ -247,6 +265,22 @@ int main(int argc, char *argv[])

mainloop_set_signal(&mask, signal_callback, NULL, NULL);

+ if (proto) {
+ unsigned int i;
+
+ for (i = 0; proto_table[i].name; i++) {
+ if (!strcmp(proto_table[i].name, proto)) {
+ proto_id = proto_table[i].id;
+ break;
+ }
+ }
+
+ if (!proto_table[i].name) {
+ fprintf(stderr, "Invalid protocol\n");
+ return EXIT_FAILURE;
+ }
+ }
+
if (bredr_path) {
unsigned long flags;
int fd;
@@ -258,7 +292,7 @@ int main(int argc, char *argv[])
if (raw_device)
flags = (1 << HCI_UART_RAW_DEVICE);

- fd = attach_proto(bredr_path, HCI_UART_H4, flags);
+ fd = attach_proto(bredr_path, proto_id, flags);
if (fd >= 0) {
mainloop_add_fd(fd, 0, uart_callback, NULL, NULL);
count++;
@@ -277,7 +311,7 @@ int main(int argc, char *argv[])
if (raw_device)
flags = (1 << HCI_UART_RAW_DEVICE);

- fd = attach_proto(amp_path, HCI_UART_H4, flags);
+ fd = attach_proto(amp_path, proto_id, flags);
if (fd >= 0) {
mainloop_add_fd(fd, 0, uart_callback, NULL, NULL);
count++;
--
1.9.1