implement iPhone control using BlueTool

bt_control.h

@@ -0,0 +1,15 @@
+/*
+ *  bt_control.h
+ *
+ *  BT Control API -- allows BT Daemon to initialize and control differnt hardware
+ *
+ *  Created by Matthias Ringwald on 5/19/09.
+ *
+ */
+
+typedef struct {
+    int          (*on)(void *config);     // <-- turn BT module on and configure
+    int          (*off)(void *config);    // <-- turn BT module off
+    int          (*valid)(void *confif);  // <-- test if hardware can be supported
+    const char * (*names)(void *config);  // <-- return hardware name
+} bt_control_t;

bt_control_iphone.c

@@ -0,0 +1,134 @@
+/*
+ *  bt_control_iphone.c
+ *
+ *  control Bluetooth module using BlueTool
+ *
+ *  Created by Matthias Ringwald on 5/19/09.
+ */
+
+#include "bt_control_iphone.h"
+
+#include <sys/utsname.h>  // uname
+#include <stdlib.h>       // system
+#include <stdio.h>        // sscanf, printf
+#include <fcntl.h>        // open
+#include <string.h>       // strcpy, strcat, strncmp
+#include <sys/types.h>
+#include <sys/uio.h>
+#include <unistd.h>
+
+
+#define BUFF_LEN 80
+static char buffer[BUFF_LEN+1];
+
+/** 
+ * get machine name
+ */
+static struct utsname unmae_info;
+static char *get_machine_name(void){
+	uname(&unmae_info);
+	return unmae_info.machine;
+}
+
+/**
+ * on iPhone/iPod touch
+ */
+static int iphone_valid(void *config){
+	char * machine = get_machine_name();
+	return strncmp("iPhone", machine, strlen("iPhone")) == 0;
+}
+
+static const char * iphone_name(void *config){
+    return get_machine_name();
+}
+
+static int iphone_on (void *config){
+    // get path to script
+    strcpy(buffer, "./etc/bluetool/");
+    char *machine = get_machine_name();
+    strcat(buffer, machine);
+    strcat(buffer, ".init.script");
+    
+    // open script
+    int input = open(buffer, O_RDONLY);
+    int pos = 0;
+    int mirror = 0;
+    int store = 1;
+    while (1){
+        int chars = read(input, &buffer[pos], 1);
+        
+        // end-of-line
+        if (chars == 0 || buffer[pos]=='\n' || buffer[pos]== '\r'){
+            if (store) {
+                // stored characters
+                write(fileno(stdout), buffer, pos+chars);
+            }
+            if (mirror) {
+                write(fileno(stdout), "\n", 1);
+            }
+            pos = 0;
+            mirror = 0;
+            store = 1;
+            if (chars) {
+                continue;
+            } else {
+                break;
+            }
+        }
+        
+        // mirror
+        if (mirror){
+            write(fileno(stdout), &buffer[pos], 1);
+        }
+        
+        // store
+        if (store) {
+            pos++;
+        }
+        
+        // enough chars, check for pskey store command
+        if (mirror == 0 && pos == 9) {
+            if (strncmp(buffer, "csr -p 0x", 9) != 0) {
+                write(fileno(stdout), buffer, pos);
+                mirror = 1;
+                store = 0;
+            }
+        }
+        // check for "csr -p 0x002a=0x0011" (20)
+        if (mirror == 0 && store == 1 && pos == 20) {
+            int pskey, value;
+            store = 0;
+            if (sscanf(buffer, "csr -p 0x%x=0x%x", &pskey, &value) == 2){
+                if (pskey == 0x01f9) {       // UART MODE
+                    write(fileno(stdout), "Skipping: ", 10);
+                    write(fileno(stdout), buffer, pos);
+                    mirror = 1;
+                } else if (pskey == 0x01be) { // UART Baud
+                    write(fileno(stdout), "Skipping: ", 10);
+                    write(fileno(stdout), buffer, pos);
+                    mirror = 1;
+                } else {
+                    // dump buffer and start forwarding
+                    write(fileno(stdout), buffer, pos);
+                    mirror = 1;
+                }
+            }
+        }
+    }
+    return 0;
+}
+
+static int iphone_off (void *config){
+    // power off 
+    system ("echo \"power off\n quit\" | BlueTool");
+    return 0;
+}
+
+
+// single instance
+bt_control_t bt_control_iphone = {
+    iphone_on,
+    iphone_off,
+    iphone_valid,
+    iphone_name
+};

bt_control_iphone.h

@@ -0,0 +1,12 @@
+/*
+ *  bt_control_iphone.h
+ *
+ *  BT Control API implementation for the iPhone and the iPod Touch
+ *
+ *  Created by Matthias Ringwald on 5/19/09.
+ */
+
+#include "bt_control.h"
+
+extern bt_control_t bt_control_iphone;
+

project.xcodeproj/project.pbxproj

@@ -10,6 +10,8 @@
 		9C46FBAF0FA8F31800ABEF05 /* main.c in Sources */ = {isa = PBXBuildFile; fileRef = 9C46FBAE0FA8F31800ABEF05 /* main.c */; };
 		9C46FC390FA906F700ABEF05 /* hci.c in Sources */ = {isa = PBXBuildFile; fileRef = 9C46FC340FA906F700ABEF05 /* hci.c */; };
 		9C46FC3A0FA906F700ABEF05 /* hci_transport_h4.c in Sources */ = {isa = PBXBuildFile; fileRef = 9C46FC360FA906F700ABEF05 /* hci_transport_h4.c */; };
+		9C88500E0FBF6702004980E4 /* l2cap.c in Sources */ = {isa = PBXBuildFile; fileRef = 9C88500C0FBF6702004980E4 /* l2cap.c */; };
+		9C8851E10FC3403F004980E4 /* bt_control_iphone.c in Sources */ = {isa = PBXBuildFile; fileRef = 9C8851E00FC3403F004980E4 /* bt_control_iphone.c */; };
 /* End PBXBuildFile section */
 
 /* Begin PBXCopyFilesBuildPhase section */
@@ -32,6 +34,12 @@
 		9C46FC360FA906F700ABEF05 /* hci_transport_h4.c */ = {isa = PBXFileReference; fileEncoding = 5; lastKnownFileType = sourcecode.c.c; name = hci_transport_h4.c; path = src/hci_transport_h4.c; sourceTree = "<group>"; };
 		9C46FC370FA906F700ABEF05 /* hci_transport_h4.h */ = {isa = PBXFileReference; fileEncoding = 5; lastKnownFileType = sourcecode.c.h; name = hci_transport_h4.h; path = src/hci_transport_h4.h; sourceTree = "<group>"; };
 		9C46FC380FA906F700ABEF05 /* hci_transport.h */ = {isa = PBXFileReference; fileEncoding = 5; lastKnownFileType = sourcecode.c.h; name = hci_transport.h; path = src/hci_transport.h; sourceTree = "<group>"; };
+		9C88500C0FBF6702004980E4 /* l2cap.c */ = {isa = PBXFileReference; fileEncoding = 5; lastKnownFileType = sourcecode.c.c; name = l2cap.c; path = src/l2cap.c; sourceTree = "<group>"; };
+		9C88500D0FBF6702004980E4 /* l2cap.h */ = {isa = PBXFileReference; fileEncoding = 5; lastKnownFileType = sourcecode.c.h; name = l2cap.h; path = src/l2cap.h; sourceTree = "<group>"; };
+		9C8851DF0FC3403E004980E4 /* bt_control_iphone.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = bt_control_iphone.h; sourceTree = "<group>"; };
+		9C8851E00FC3403F004980E4 /* bt_control_iphone.c */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.c; path = bt_control_iphone.c; sourceTree = "<group>"; };
+		9C8851E20FC340F8004980E4 /* bt_control.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = bt_control.h; sourceTree = "<group>"; };
+		9CA3C0900FB8B3C4005F48DE /* TODO.txt */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text; path = TODO.txt; sourceTree = "<group>"; };
 /* End PBXFileReference section */
 
 /* Begin PBXFrameworksBuildPhase section */
@@ -51,6 +59,7 @@
 				08FB7795FE84155DC02AAC07 /* Source */,
 				C6A0FF2B0290797F04C91782 /* Documentation */,
 				1AB674ADFE9D54B511CA2CBB /* Products */,
+				9CA3C0900FB8B3C4005F48DE /* TODO.txt */,
 			);
 			name = project;
 			sourceTree = "<group>";
@@ -58,11 +67,16 @@
 		08FB7795FE84155DC02AAC07 /* Source */ = {
 			isa = PBXGroup;
 			children = (
+				9C8851E20FC340F8004980E4 /* bt_control.h */,
+				9C8851DF0FC3403E004980E4 /* bt_control_iphone.h */,
+				9C8851E00FC3403F004980E4 /* bt_control_iphone.c */,
 				9C46FC350FA906F700ABEF05 /* hci.h */,
 				9C46FC340FA906F700ABEF05 /* hci.c */,
+				9C46FC380FA906F700ABEF05 /* hci_transport.h */,
 				9C46FC370FA906F700ABEF05 /* hci_transport_h4.h */,
 				9C46FC360FA906F700ABEF05 /* hci_transport_h4.c */,
-				9C46FC380FA906F700ABEF05 /* hci_transport.h */,
+				9C88500C0FBF6702004980E4 /* l2cap.c */,
+				9C88500D0FBF6702004980E4 /* l2cap.h */,
 				9C46FBAE0FA8F31800ABEF05 /* main.c */,
 			);
 			name = Source;
@@ -130,6 +144,8 @@
 				9C46FBAF0FA8F31800ABEF05 /* main.c in Sources */,
 				9C46FC390FA906F700ABEF05 /* hci.c in Sources */,
 				9C46FC3A0FA906F700ABEF05 /* hci_transport_h4.c in Sources */,
+				9C88500E0FBF6702004980E4 /* l2cap.c in Sources */,
+				9C8851E10FC3403F004980E4 /* bt_control_iphone.c in Sources */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};

src/hci.c

@@ -89,6 +89,19 @@ static void *hci_daemon_thread(void *arg){
 }
 #endif
 
+/**
+ * Linked link list 
+ */
+
+/**
+ * get link for given address
+ *
+ * @return connection OR NULL, if not found
+ */
+static hci_connection_t *link_for_addr(bd_addr_t addr){
+    return NULL;
+}
+
 /** 
  * Handler called by HCI transport
  */

src/hci.h

@@ -12,22 +12,17 @@
 
 #include "hci_transport.h"
 
-
 // helper for BT little endian format
 #define READ_BT_16( buffer, pos) (buffer[pos] | (buffer[pos+1] << 8))
 #define READ_BT_24( buffer, pos) ( ((uint32_t) buffer[pos]) | (((uint32_t)buffer[pos+1]) << 8) | (((uint32_t)buffer[pos+2]) << 16))
 #define READ_BT_32( buffer, pos) ( ((uint32_t) buffer[pos]) | (((uint32_t)buffer[pos+1]) << 8) | (((uint32_t)buffer[pos+2]) << 16) | (((uint32_t) buffer[pos+3])) << 24)
 
-// #define STORE_BT_16( buffer, pos, value ) { buffer[pos] = (value) & 0xff; buffer[pos+1] = (value) >> 8; }
+// packet header lengh
-
-
-// packet headers
 #define HCI_CMD_DATA_PKT_HDR	  0x03
 #define HCI_ACL_DATA_PKT_HDR	  0x04
 #define HCI_SCO_DATA_PKT_HDR	  0x03
 #define HCI_EVENT_PKT_HDR         0x02
 
-
 // Events from host controller to host
 #define HCI_EVENT_INQUIRY_COMPLETE				           0x01
 #define HCI_EVENT_INQUIRY_RESULT				           0x02
@@ -65,6 +60,12 @@
 
 #define COMMAND_COMPLETE_EVENT(event,cmd) ( event[0] == HCI_EVENT_COMMAND_COMPLETE && READ_BT_16(event,3) == cmd.opcode)
 
+
+/**
+ * Default INQ Mode
+ */
+#define HCI_INQUIRY_LAP 0x9E8B33L  // 0x9E8B33: General/Unlimited Inquiry Access Code (GIAC)
+
 /**
  * @brief Length of a bluetooth device address.
  */
@@ -178,4 +179,3 @@ extern hci_cmd_t hci_host_buffer_size;
 extern hci_cmd_t hci_write_authentication_enable;
 extern hci_cmd_t hci_write_page_timeout;
     
-#define HCI_INQUIRY_LAP 0x9E8B33L  // 0x9E8B33: General/Unlimited Inquiry Access Code (GIAC)

src/hci_transport.h

@@ -1,7 +1,7 @@
 /*
  *  hci_transport.h
  *
- *  HCI Transport API -- allows hcid to use different transport protcols 
+ *  HCI Transport API -- allows BT Daemon to use different transport protcols 
  *
  *  Created by Matthias Ringwald on 4/29/09.
  *

src/hci_transport_h4.c

@@ -1,8 +1,9 @@
 /*
  *  hci_h4_transport.c
  *
- *  Created by Matthias Ringwald on 4/29/09.
+ *  HCI Transport API implementation for basic H4 protocol
  *
+ *  Created by Matthias Ringwald on 4/29/09.
  */
 #include <termios.h>  /* POSIX terminal control definitions */
 #include <fcntl.h>    /* File control definitions */
@@ -211,7 +212,7 @@ static void dummy_handler(uint8_t *packet, int size){
 }
 
 // single instance
-hci_transport_t hci_h4_transport = {
+hci_transport_t hci_transport_h4 = {
     h4_open, 
     h4_close,
     h4_send_cmd_packet,

src/hci_transport_h4.h

@@ -32,5 +32,4 @@
 #define HCI_EVENT_PACKET	    0x04
 
 
-
+extern hci_transport_t hci_transport_h4;
-extern hci_transport_t hci_h4_transport;