From 3dc130f3049e250b2d5c0b48af1995fda2fad3d4 Mon Sep 17 00:00:00 2001
From: Matt Colyer
Date: Tue, 29 Jul 2008 10:13:37 -0700
Subject: Autotooled the project with very basic versioning support.

---
 src/iphone.c | 156 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 156 insertions(+)
 create mode 100644 src/iphone.c

(limited to 'src/iphone.c')

diff --git a/src/iphone.c b/src/iphone.c
new file mode 100644
index 0000000..4ddb571
--- /dev/null
+++ b/src/iphone.c
@@ -0,0 +1,156 @@
+/* iPhone.c
+ * Functions for creating and initializing iPhone structures
+ */
+
+#include "usbmux.h"
+#include "iphone.h"
+#include <usb.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+/* get_iPhone()
+ * 
+ * Returns a structure with data on the first iPhone it finds.
+ * (Or NULL, on error)
+ */
+extern int debug; 
+
+iPhone *get_iPhone() {
+	iPhone *phone = (iPhone*)malloc(sizeof(iPhone));
+	usbmux_version_header *version = version_header();
+	
+	// initialize the struct
+	phone->device = NULL;
+	phone->__device = NULL;
+	
+	// Initialize libusb.
+	usb_init();
+	usb_find_busses();
+	usb_find_devices();
+	struct usb_bus *busses = usb_get_busses(), *bus;
+	struct usb_device *dev;
+	
+	for (bus = busses; bus; bus = bus->next) {
+		for (dev = bus->devices; dev; dev = dev->next) {
+			if (dev->descriptor.idVendor == 0x05ac && (dev->descriptor.idProduct == 0x1290 || dev->descriptor.idProduct == 0x1291)) {
+				phone->__device = dev;
+				phone->device = usb_open(phone->__device);
+				usb_reset(phone->device);
+			}
+		}
+	}
+	
+	phone->device = NULL; // :( sorry Daniel
+	phone->__device = NULL; // :( sorry Daniel
+	
+	for (bus = busses; bus; bus = bus->next) { // do it again as per libusb documentation
+		for (dev = bus->devices; dev; dev = dev->next) {
+			if (dev->descriptor.idVendor == 0x05ac && (dev->descriptor.idProduct == 0x1290 || dev->descriptor.idProduct == 0x1291)) {
+				phone->__device = dev;
+				phone->device = usb_open(phone->__device);
+				usb_set_configuration(phone->device, 3);
+				usb_claim_interface(phone->device, 1);
+				break;
+			}
+		}
+		if (phone->__device && phone->device) break;
+	}
+	
+	if (!phone->device || !phone->__device) { // nothing connected
+		free_iPhone(phone);
+		if (debug) printf("get_iPhone(): iPhone not found\n");
+		return NULL;
+	}
+
+	// Okay, initialize the phone now.
+	int bytes = 0;
+	bytes = usb_bulk_write(phone->device, BULKOUT, (char*)version, sizeof(*version), 800);
+	if (bytes < 20 && debug) {
+		printf("get_iPhone(): libusb did NOT send enough!\n");
+		if (bytes < 0) {
+			printf("get_iPhone(): libusb gave me the error: %s\n", usb_strerror());
+		}
+	}
+	bytes = usb_bulk_read(phone->device, BULKIN, (char*)version, sizeof(*version), 800);
+	if (bytes < 20) {
+		free_iPhone(phone);
+		if (debug) printf("get_iPhone(): Invalid version message -- header too short.\n");
+		if (debug && bytes < 0) printf("get_iPhone(): libusb error message: %s\n", usb_strerror());
+		return NULL;
+	} else { 
+		if (ntohl(version->major) == 1 && ntohl(version->minor) == 0) {
+			// We're all ready to roll.
+			printf("get_iPhone() success\n");
+			return phone;
+		} else { // BAD HEADER
+			free_iPhone(phone);
+			if (debug) printf("get_iPhone(): Received a bad header/invalid version number.");
+			return NULL;
+		}
+	}
+	
+	if (debug) printf("get_iPhone(): Unknown error.\n");
+	return NULL; // if it got to this point it's gotta be bad
+}
+
+/* free_iPhone(victim)
+ * This is a library-level function; deals directly with the iPhone to tear down relations, 
+ * but otherwise is mostly internal.
+ * 
+ * victim: a pointer to an iPhone structure
+ * Cleans up an iPhone structure, then frees the structure itself. 
+ */
+
+void free_iPhone(iPhone *victim) {
+	if (victim->buffer) free(victim->buffer);	
+	if (victim->device) {
+		usb_release_interface(victim->device, 1);
+		usb_reset(victim->device);
+		usb_close(victim->device);
+	}
+	free(victim);
+}
+ 
+/* send_to_phone(phone, data, datalen)
+ * This is a low-level (i.e. directly to phone) function.
+ * 
+ * 	phone: the iPhone to send data to
+ * 	data: the data to send to the iPhone
+ * 	datalen: the length of the data
+ * 
+ * Returns the number of bytes sent, or -1 on error or something.
+ */
+int send_to_phone(iPhone *phone, char *data, int datalen) {
+	if (!phone) return -1;
+	int bytes = 0;
+	// it may die here
+	if (debug) printf("dying here?\ndatalen = %i\ndata = %x\n", datalen, data);
+
+	bytes = usb_bulk_write(phone->device, BULKOUT, data, datalen, 800);
+	if (debug) printf("noooo...?\n");
+	if (bytes < datalen) {
+		return -1;
+	} else {
+		return bytes;
+	}
+	
+	return -1;
+}
+
+/* recv_from_phone(phone, data, datalen):
+ * This function is a low-level (i.e. direct to iPhone) function.
+ * 
+ * 	phone: the iPhone to receive data from
+ * 	data: where to put data read
+ * 	datalen: how much data to read in
+ * 
+ * Returns: how many bytes were read in, or -1 on error.
+ */
+int recv_from_phone(iPhone *phone, char *data, int datalen) {
+	if (!phone) return -1;
+	int bytes = 0;
+	bytes = usb_bulk_read(phone->device, BULKIN, data, datalen, 3500);
+	return bytes;
+}
+
-- 
cgit v1.1-32-gdbae