1 files changed, 50 insertions, 0 deletions
diff --git a/rpi.c b/rpi.c
new file mode 100644
index 0000000..3f6fa08
--- /dev/null
+++ b/rpi.c
@@ -0,0 +1,50 @@
+#include <stdio.h>
+#include <unistd.h>
+#include <sys/socket.h>
+#include <bluetooth/bluetooth.h>
+#include <bluetooth/rfcomm.h>
+
+int main(int argc, char **argv)
+{
+    struct sockaddr_rc loc_addr = { 0 }, rem_addr = { 0 };
+    char buf[1024] = { 0 };
+    int s, client, bytes_read;
+    socklen_t opt = sizeof(rem_addr);
+
+    // allocate socket
+    s = socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM);
+
+    // bind socket to port 1 of the first available 
+    // local bluetooth adapter
+    loc_addr.rc_family = AF_BLUETOOTH;
+    loc_addr.rc_bdaddr = *BDADDR_ANY;
+    loc_addr.rc_channel = (uint8_t) 1;
+    bind(s, (struct sockaddr *)&loc_addr, sizeof(loc_addr));
+    
+    // get local address
+    // ba2str( &loc_addr.rc_bdaddr, buf );
+    // fprintf(stdout, "local %s\n", buf);
+    
+    // put socket into listening mode
+    fprintf(stdout, "Waiting on connection on RFCOMM channel %i...\n", loc_addr.rc_channel);
+    listen(s, loc_addr.rc_channel);
+
+    // accept one connection
+    client = accept(s, (struct sockaddr *)&rem_addr, &opt);
+    ba2str( &rem_addr.rc_bdaddr, buf );
+    fprintf(stdout, "Accepted connection from %s\n", buf);
+
+    memset(buf, 0, sizeof(buf));
+
+    // read data from the client
+    bytes_read = read(client, buf, sizeof(buf));
+    
+    if( bytes_read > 0 ) {
+        printf("received [%s]\n", buf);
+    }
+
+    // close connection
+    close(client);
+    close(s);
+    return 0;
+}