am f72961d0: merge from froyo-plus-aosp
diff --git a/Android.mk b/Android.mk
index fa2f6f8..a307719 100644
--- a/Android.mk
+++ b/Android.mk
@@ -25,6 +25,7 @@
liblog \
libnetutils \
libpixelflinger \
+ libusbhost \
libzipfile \
))
endif
diff --git a/adb/Android.mk b/adb/Android.mk
index 7faca9b..2d426d9 100644
--- a/adb/Android.mk
+++ b/adb/Android.mk
@@ -80,6 +80,9 @@
ifeq ($(USE_SYSDEPS_WIN32),)
LOCAL_STATIC_LIBRARIES += libcutils
endif
+ifeq ($(HOST_OS),linux)
+ LOCAL_STATIC_LIBRARIES += libusbhost
+endif
include $(BUILD_HOST_EXECUTABLE)
diff --git a/adb/usb_linux.c b/adb/usb_linux.c
index bb86813..7e510df 100644
--- a/adb/usb_linux.c
+++ b/adb/usb_linux.c
@@ -19,22 +19,13 @@
#include <unistd.h>
#include <string.h>
-#include <sys/ioctl.h>
-#include <sys/types.h>
-#include <sys/time.h>
-#include <dirent.h>
-#include <fcntl.h>
-#include <errno.h>
-#include <ctype.h>
-
-#include <linux/usbdevice_fs.h>
+#include <usbhost/usbhost.h>
#include <linux/version.h>
#if LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 20)
#include <linux/usb/ch9.h>
#else
#include <linux/usb_ch9.h>
#endif
-#include <asm/byteorder.h>
#include "sysdeps.h"
@@ -52,28 +43,19 @@
usb_handle *prev;
usb_handle *next;
- char fname[64];
- int desc;
- unsigned char ep_in;
- unsigned char ep_out;
+ struct usb_device *device;
+ struct usb_endpoint *ep_in;
+ struct usb_endpoint *ep_out;
- unsigned zero_mask;
- unsigned writeable;
-
- struct usbdevfs_urb urb_in;
- struct usbdevfs_urb urb_out;
-
- int urb_in_busy;
- int urb_out_busy;
- int dead;
-
- adb_cond_t notify;
+ adb_cond_t notify_in;
+ adb_cond_t notify_out;
adb_mutex_t lock;
- // for garbage collecting disconnected devices
- int mark;
+ int read_result, write_result;
+ int zero_mask;
+ int dead;
- // ID of thread currently in REAPURB
+ // Thread ID for our reaper thread
pthread_t reaper_thread;
};
@@ -87,10 +69,8 @@
usb_handle *usb;
adb_mutex_lock(&usb_lock);
- for(usb = handle_list.next; usb != &handle_list; usb = usb->next){
- if(!strcmp(usb->fname, dev_name)) {
- // set mark flag to indicate this device is still alive
- usb->mark = 1;
+ for (usb = handle_list.next; usb != &handle_list; usb = usb->next) {
+ if (!strcmp(usb_device_get_name(usb->device), dev_name)) {
adb_mutex_unlock(&usb_lock);
return 1;
}
@@ -99,185 +79,204 @@
return 0;
}
-static void kick_disconnected_devices()
+static void kick_disconnected_device(const char *devname, void *client_data)
{
usb_handle *usb;
adb_mutex_lock(&usb_lock);
- // kick any devices in the device list that were not found in the device scan
- for(usb = handle_list.next; usb != &handle_list; usb = usb->next){
- if (usb->mark == 0) {
+ /* kick the device if it is in our list */
+ for (usb = handle_list.next; usb != &handle_list; usb = usb->next) {
+ if (!strcmp(devname, usb_device_get_name(usb->device)))
usb_kick(usb);
- } else {
- usb->mark = 0;
- }
}
adb_mutex_unlock(&usb_lock);
}
-static void register_device(const char *dev_name, unsigned char ep_in, unsigned char ep_out,
- int ifc, int serial_index, unsigned zero_mask);
-
-static inline int badname(const char *name)
+static void* reaper_thread(void* arg)
{
- while(*name) {
- if(!isdigit(*name++)) return 1;
+ struct usb_handle* h = (struct usb_handle *)arg;
+ int ep_in = usb_endpoint_number(h->ep_in);
+ int ep_out = usb_endpoint_number(h->ep_out);
+ int reaped_ep, res;
+
+ while (1) {
+ D("[ reap urb - wait ]\n");
+ adb_mutex_unlock(&h->lock);
+ res = usb_endpoint_wait(h->device, &reaped_ep);
+ adb_mutex_lock(&h->lock);
+ if(h->dead) {
+ res = -1;
+ break;
+ }
+
+ D("[ reaped ep %d ret = %d ]\n", reaped_ep, res);
+
+ if (reaped_ep == ep_in) {
+ D("[ reap urb - IN complete ]\n");
+ h->read_result = res;
+ adb_cond_broadcast(&h->notify_in);
+ }
+ if (reaped_ep == ep_out) {
+ D("[ reap urb - OUT compelete ]\n");
+ h->write_result = res;
+ adb_cond_broadcast(&h->notify_out);
+ }
}
- return 0;
+
+ return NULL;
}
-static void find_usb_device(const char *base,
- void (*register_device_callback)
- (const char *, unsigned char, unsigned char, int, int, unsigned))
+static void register_device(struct usb_device *device, int interface,
+ struct usb_endpoint *ep_in, struct usb_endpoint *ep_out)
{
- char busname[32], devname[32];
- unsigned char local_ep_in, local_ep_out;
- DIR *busdir , *devdir ;
- struct dirent *de;
- int fd ;
+ usb_handle* usb = 0;
+ int ret = 0;
+ int writeable;
+ char *serial;
+ pthread_attr_t attr;
+ const char* dev_name = usb_device_get_name(device);
- busdir = opendir(base);
- if(busdir == 0) return;
+ /* Since Linux will not reassign the device ID (and dev_name)
+ ** as long as the device is open, we can add to the list here
+ ** once we open it and remove from the list when we're finally
+ ** closed and everything will work out fine.
+ **
+ ** If we have a usb_handle on the list 'o handles with a matching
+ ** name, we have no further work to do.
+ */
+ adb_mutex_lock(&usb_lock);
+ for (usb = handle_list.next; usb != &handle_list; usb = usb->next) {
+ if (!strcmp(usb_device_get_name(usb->device), dev_name)) {
+ adb_mutex_unlock(&usb_lock);
+ return;
+ }
+ }
+ adb_mutex_unlock(&usb_lock);
- while((de = readdir(busdir)) != 0) {
- if(badname(de->d_name)) continue;
+ usb = calloc(1, sizeof(usb_handle));
+ adb_cond_init(&usb->notify_in, 0);
+ adb_cond_init(&usb->notify_out, 0);
+ adb_mutex_init(&usb->lock, 0);
- snprintf(busname, sizeof busname, "%s/%s", base, de->d_name);
- devdir = opendir(busname);
- if(devdir == 0) continue;
+ usb->device = device;
+ usb->ep_in = ep_in;
+ usb->ep_out = ep_out;
+ usb->zero_mask = usb_endpoint_max_packet(usb->ep_out) - 1;
-// DBGX("[ scanning %s ]\n", busname);
- while((de = readdir(devdir))) {
- unsigned char devdesc[256];
- unsigned char* bufptr = devdesc;
- unsigned char* bufend;
- struct usb_device_descriptor* device;
- struct usb_config_descriptor* config;
- struct usb_interface_descriptor* interface;
- struct usb_endpoint_descriptor *ep1, *ep2;
- unsigned zero_mask = 0;
- unsigned vid, pid;
- size_t desclength;
+ D("[ usb open %s ]\n", dev_name);
+ writeable = usb_device_is_writeable(device);
+ if (writeable) {
+ ret = usb_device_claim_interface(device, interface);
+ if(ret != 0) goto fail;
+ }
- if(badname(de->d_name)) continue;
- snprintf(devname, sizeof devname, "%s/%s", busname, de->d_name);
+ /* add to the end of the active handles */
+ adb_mutex_lock(&usb_lock);
+ usb->next = &handle_list;
+ usb->prev = handle_list.prev;
+ usb->prev->next = usb;
+ usb->next->prev = usb;
+ adb_mutex_unlock(&usb_lock);
- if(known_device(devname)) {
- DBGX("skipping %s\n", devname);
- continue;
- }
+ pthread_attr_init(&attr);
+ pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED);
+ pthread_create(&usb->reaper_thread, &attr, reaper_thread, usb);
-// DBGX("[ scanning %s ]\n", devname);
- if((fd = unix_open(devname, O_RDONLY)) < 0) {
- continue;
- }
+ serial = usb_device_get_serial(device);
+ register_usb_transport(usb, serial, writeable);
+ if (serial)
+ free(serial);
+ return;
- desclength = adb_read(fd, devdesc, sizeof(devdesc));
- bufend = bufptr + desclength;
+fail:
+ D("[ usb open %s error=%d, err_str = %s]\n",
+ dev_name, errno, strerror(errno));
+ if (usb->ep_in)
+ usb_endpoint_close(usb->ep_in);
+ if (usb->ep_out)
+ usb_endpoint_close(usb->ep_out);
+ if(device) {
+ usb_device_close(device);
+ }
+ free(usb);
+}
- // should have device and configuration descriptors, and atleast two endpoints
- if (desclength < USB_DT_DEVICE_SIZE + USB_DT_CONFIG_SIZE) {
- D("desclength %d is too small\n", desclength);
- adb_close(fd);
- continue;
- }
+static void check_usb_device(const char *devname, void *client_data) {
+ struct usb_device *device;
+ struct usb_descriptor_iter iter;
+ struct usb_descriptor_header* header;
+ struct usb_interface_descriptor* interface;
+ struct usb_endpoint_descriptor *ep1, *ep2;
+ struct usb_endpoint *ep_in = NULL, *ep_out = NULL;
+ uint16_t vid, pid;
- device = (struct usb_device_descriptor*)bufptr;
- bufptr += USB_DT_DEVICE_SIZE;
+ if(known_device(devname)) {
+ DBGX("skipping %s\n", devname);
+ return;
+ }
- if((device->bLength != USB_DT_DEVICE_SIZE) || (device->bDescriptorType != USB_DT_DEVICE)) {
- adb_close(fd);
- continue;
- }
+ device = usb_device_open(devname);
+ if (!device) return;
- vid = __le16_to_cpu(device->idVendor);
- pid = __le16_to_cpu(device->idProduct);
- pid = devdesc[10] | (devdesc[11] << 8);
- DBGX("[ %s is V:%04x P:%04x ]\n", devname, vid, pid);
+ vid = usb_device_get_vendor_id(device);
+ pid = usb_device_get_product_id(device);
+ DBGX("[ %s is V:%04x P:%04x ]\n", devname, vid, pid);
- // should have config descriptor next
- config = (struct usb_config_descriptor *)bufptr;
- bufptr += USB_DT_CONFIG_SIZE;
- if (config->bLength != USB_DT_CONFIG_SIZE || config->bDescriptorType != USB_DT_CONFIG) {
- D("usb_config_descriptor not found\n");
- adb_close(fd);
- continue;
- }
+ // loop through all the descriptors and look for the ADB interface
+ usb_descriptor_iter_init(device, &iter);
- // loop through all the descriptors and look for the ADB interface
- while (bufptr < bufend) {
- unsigned char length = bufptr[0];
- unsigned char type = bufptr[1];
+ while ((header = usb_descriptor_iter_next(&iter)) != NULL) {
+ if (header->bDescriptorType == USB_DT_INTERFACE) {
+ interface = (struct usb_interface_descriptor *)header;
- if (type == USB_DT_INTERFACE) {
- interface = (struct usb_interface_descriptor *)bufptr;
- bufptr += length;
+ DBGX("bInterfaceClass: %d, bInterfaceSubClass: %d,"
+ "bInterfaceProtocol: %d, bNumEndpoints: %d\n",
+ interface->bInterfaceClass, interface->bInterfaceSubClass,
+ interface->bInterfaceProtocol, interface->bNumEndpoints);
- if (length != USB_DT_INTERFACE_SIZE) {
- D("interface descriptor has wrong size\n");
- break;
- }
+ if (interface->bNumEndpoints == 2 &&
+ is_adb_interface(vid, pid, interface->bInterfaceClass,
+ interface->bInterfaceSubClass, interface->bInterfaceProtocol)) {
- DBGX("bInterfaceClass: %d, bInterfaceSubClass: %d,"
- "bInterfaceProtocol: %d, bNumEndpoints: %d\n",
- interface->bInterfaceClass, interface->bInterfaceSubClass,
- interface->bInterfaceProtocol, interface->bNumEndpoints);
+ DBGX("looking for bulk endpoints\n");
+ // looks like ADB...
+ ep1 = (struct usb_endpoint_descriptor *)usb_descriptor_iter_next(&iter);
+ ep2 = (struct usb_endpoint_descriptor *)usb_descriptor_iter_next(&iter);
- if (interface->bNumEndpoints == 2 &&
- is_adb_interface(vid, pid, interface->bInterfaceClass,
- interface->bInterfaceSubClass, interface->bInterfaceProtocol)) {
-
- DBGX("looking for bulk endpoints\n");
- // looks like ADB...
- ep1 = (struct usb_endpoint_descriptor *)bufptr;
- bufptr += USB_DT_ENDPOINT_SIZE;
- ep2 = (struct usb_endpoint_descriptor *)bufptr;
- bufptr += USB_DT_ENDPOINT_SIZE;
-
- if (bufptr > devdesc + desclength ||
- ep1->bLength != USB_DT_ENDPOINT_SIZE ||
- ep1->bDescriptorType != USB_DT_ENDPOINT ||
- ep2->bLength != USB_DT_ENDPOINT_SIZE ||
- ep2->bDescriptorType != USB_DT_ENDPOINT) {
- D("endpoints not found\n");
- break;
- }
-
- // both endpoints should be bulk
- if (ep1->bmAttributes != USB_ENDPOINT_XFER_BULK ||
- ep2->bmAttributes != USB_ENDPOINT_XFER_BULK) {
- D("bulk endpoints not found\n");
- continue;
- }
- /* aproto 01 needs 0 termination */
- if(interface->bInterfaceProtocol == 0x01) {
- zero_mask = ep1->wMaxPacketSize - 1;
- }
-
- // we have a match. now we just need to figure out which is in and which is out.
- if (ep1->bEndpointAddress & USB_ENDPOINT_DIR_MASK) {
- local_ep_in = ep1->bEndpointAddress;
- local_ep_out = ep2->bEndpointAddress;
- } else {
- local_ep_in = ep2->bEndpointAddress;
- local_ep_out = ep1->bEndpointAddress;
- }
-
- register_device_callback(devname, local_ep_in, local_ep_out,
- interface->bInterfaceNumber, device->iSerialNumber, zero_mask);
- break;
- }
- } else {
- bufptr += length;
+ if (!ep1 || !ep2 ||
+ ep1->bDescriptorType != USB_DT_ENDPOINT ||
+ ep2->bDescriptorType != USB_DT_ENDPOINT) {
+ D("endpoints not found\n");
+ continue;
}
- } // end of while
- adb_close(fd);
- } // end of devdir while
- closedir(devdir);
- } //end of busdir while
- closedir(busdir);
+ // both endpoints should be bulk
+ if (ep1->bmAttributes != USB_ENDPOINT_XFER_BULK ||
+ ep2->bmAttributes != USB_ENDPOINT_XFER_BULK) {
+ D("bulk endpoints not found\n");
+ continue;
+ }
+
+ // we have a match. now we just need to figure out which is in and which is out.
+ if (ep1->bEndpointAddress & USB_ENDPOINT_DIR_MASK) {
+ ep_in = usb_endpoint_open(device, ep1);
+ ep_out = usb_endpoint_open(device, ep2);
+ } else {
+ ep_in = usb_endpoint_open(device, ep2);
+ ep_out = usb_endpoint_open(device, ep1);
+ }
+
+ register_device(device, interface->bInterfaceNumber, ep_in, ep_out);
+ // so we don't free it at the bottom
+ device = NULL;
+ break;
+ }
+ }
+ } // end of while
+
+ if (device)
+ usb_device_close(device);
}
void usb_cleanup()
@@ -286,17 +285,8 @@
static int usb_bulk_write(usb_handle *h, const void *data, int len)
{
- struct usbdevfs_urb *urb = &h->urb_out;
+ struct usb_endpoint *ep = h->ep_out;
int res;
- struct timeval tv;
- struct timespec ts;
-
- memset(urb, 0, sizeof(*urb));
- urb->type = USBDEVFS_URB_TYPE_BULK;
- urb->endpoint = h->ep_out;
- urb->status = -1;
- urb->buffer = (void*) data;
- urb->buffer_length = len;
D("++ write ++\n");
@@ -305,32 +295,15 @@
res = -1;
goto fail;
}
- do {
- res = ioctl(h->desc, USBDEVFS_SUBMITURB, urb);
- } while((res < 0) && (errno == EINTR));
-
+ res = usb_endpoint_queue(ep, (void *)data, len);
if(res < 0) {
goto fail;
}
- res = -1;
- h->urb_out_busy = 1;
- for(;;) {
- /* time out after five seconds */
- gettimeofday(&tv, NULL);
- ts.tv_sec = tv.tv_sec + 5;
- ts.tv_nsec = tv.tv_usec * 1000L;
- res = pthread_cond_timedwait(&h->notify, &h->lock, &ts);
- if(res < 0 || h->dead) {
- break;
- }
- if(h->urb_out_busy == 0) {
- if(urb->status == 0) {
- res = urb->actual_length;
- }
- break;
- }
- }
+ res = pthread_cond_wait(&h->notify_out, &h->lock);
+ if (!res)
+ res = h->write_result;
+
fail:
adb_mutex_unlock(&h->lock);
D("-- write --\n");
@@ -339,75 +312,27 @@
static int usb_bulk_read(usb_handle *h, void *data, int len)
{
- struct usbdevfs_urb *urb = &h->urb_in;
- struct usbdevfs_urb *out = NULL;
+ struct usb_endpoint *ep = h->ep_in;
int res;
- memset(urb, 0, sizeof(*urb));
- urb->type = USBDEVFS_URB_TYPE_BULK;
- urb->endpoint = h->ep_in;
- urb->status = -1;
- urb->buffer = data;
- urb->buffer_length = len;
-
-
adb_mutex_lock(&h->lock);
if(h->dead) {
res = -1;
goto fail;
}
- do {
- res = ioctl(h->desc, USBDEVFS_SUBMITURB, urb);
- } while((res < 0) && (errno == EINTR));
-
- if(res < 0) {
+ res = usb_endpoint_queue(ep, data, len);
+ if (res < 0) {
goto fail;
}
+ res = pthread_cond_wait(&h->notify_in, &h->lock);
+ if (!res)
+ res = h->read_result;
- h->urb_in_busy = 1;
- for(;;) {
- D("[ reap urb - wait ]\n");
- h->reaper_thread = pthread_self();
- adb_mutex_unlock(&h->lock);
- res = ioctl(h->desc, USBDEVFS_REAPURB, &out);
- adb_mutex_lock(&h->lock);
- h->reaper_thread = 0;
- if(h->dead) {
- res = -1;
- break;
- }
- if(res < 0) {
- if(errno == EINTR) {
- continue;
- }
- D("[ reap urb - error ]\n");
- break;
- }
- D("[ urb @%p status = %d, actual = %d ]\n",
- out, out->status, out->actual_length);
-
- if(out == &h->urb_in) {
- D("[ reap urb - IN complete ]\n");
- h->urb_in_busy = 0;
- if(urb->status == 0) {
- res = urb->actual_length;
- } else {
- res = -1;
- }
- break;
- }
- if(out == &h->urb_out) {
- D("[ reap urb - OUT compelete ]\n");
- h->urb_out_busy = 0;
- adb_cond_broadcast(&h->notify);
- }
- }
fail:
adb_mutex_unlock(&h->lock);
return res;
}
-
int usb_write(usb_handle *h, const void *_data, int len)
{
unsigned char *data = (unsigned char*) _data;
@@ -438,7 +363,7 @@
data += xfer;
}
- if(need_zero){
+ if(need_zero) {
n = usb_bulk_write(h, _data, 0);
return n;
}
@@ -455,11 +380,9 @@
while(len > 0) {
int xfer = (len > 4096) ? 4096 : len;
- D("[ usb read %d fd = %d], fname=%s\n", xfer, h->desc, h->fname);
n = usb_bulk_read(h, data, xfer);
- D("[ usb read %d ] = %d, fname=%s\n", xfer, n, h->fname);
if(n != xfer) {
- if((errno == ETIMEDOUT) && (h->desc != -1)) {
+ if(errno == ETIMEDOUT && h->device) {
D("[ timeout ]\n");
if(n > 0){
data += n;
@@ -482,12 +405,12 @@
void usb_kick(usb_handle *h)
{
- D("[ kicking %p (fd = %d) ]\n", h, h->desc);
+ D("[ kicking %p (fd = %s) ]\n", h, usb_device_get_name(h->device));
adb_mutex_lock(&h->lock);
if(h->dead == 0) {
h->dead = 1;
- if (h->writeable) {
+ if (usb_device_is_writeable(h->device)) {
/* HACK ALERT!
** Sometimes we get stuck in ioctl(USBDEVFS_REAPURB).
** This is a workaround for that problem.
@@ -501,13 +424,10 @@
** but this ensures that a reader blocked on REAPURB
** will get unblocked
*/
- ioctl(h->desc, USBDEVFS_DISCARDURB, &h->urb_in);
- ioctl(h->desc, USBDEVFS_DISCARDURB, &h->urb_out);
- h->urb_in.status = -ENODEV;
- h->urb_out.status = -ENODEV;
- h->urb_in_busy = 0;
- h->urb_out_busy = 0;
- adb_cond_broadcast(&h->notify);
+ usb_endpoint_cancel(h->ep_in);
+ usb_endpoint_cancel(h->ep_out);
+ adb_cond_broadcast(&h->notify_in);
+ adb_cond_broadcast(&h->notify_out);
} else {
unregister_usb_transport(h);
}
@@ -524,148 +444,14 @@
h->prev = 0;
h->next = 0;
- adb_close(h->desc);
- D("[ usb closed %p (fd = %d) ]\n", h, h->desc);
+ usb_device_close(h->device);
+ D("[ usb closed %p ]\n", h);
adb_mutex_unlock(&usb_lock);
free(h);
return 0;
}
-static void register_device(const char *dev_name,
- unsigned char ep_in, unsigned char ep_out,
- int interface, int serial_index, unsigned zero_mask)
-{
- usb_handle* usb = 0;
- int n = 0;
- char serial[256];
-
- /* Since Linux will not reassign the device ID (and dev_name)
- ** as long as the device is open, we can add to the list here
- ** once we open it and remove from the list when we're finally
- ** closed and everything will work out fine.
- **
- ** If we have a usb_handle on the list 'o handles with a matching
- ** name, we have no further work to do.
- */
- adb_mutex_lock(&usb_lock);
- for(usb = handle_list.next; usb != &handle_list; usb = usb->next){
- if(!strcmp(usb->fname, dev_name)) {
- adb_mutex_unlock(&usb_lock);
- return;
- }
- }
- adb_mutex_unlock(&usb_lock);
-
- D("[ usb located new device %s (%d/%d/%d) ]\n",
- dev_name, ep_in, ep_out, interface);
- usb = calloc(1, sizeof(usb_handle));
- strcpy(usb->fname, dev_name);
- usb->ep_in = ep_in;
- usb->ep_out = ep_out;
- usb->zero_mask = zero_mask;
- usb->writeable = 1;
-
- adb_cond_init(&usb->notify, 0);
- adb_mutex_init(&usb->lock, 0);
- /* initialize mark to 1 so we don't get garbage collected after the device scan */
- usb->mark = 1;
- usb->reaper_thread = 0;
-
- usb->desc = unix_open(usb->fname, O_RDWR);
- if(usb->desc < 0) {
- /* if we fail, see if have read-only access */
- usb->desc = unix_open(usb->fname, O_RDONLY);
- if(usb->desc < 0) goto fail;
- usb->writeable = 0;
- D("[ usb open read-only %s fd = %d]\n", usb->fname, usb->desc);
- } else {
- D("[ usb open %s fd = %d]\n", usb->fname, usb->desc);
- n = ioctl(usb->desc, USBDEVFS_CLAIMINTERFACE, &interface);
- if(n != 0) goto fail;
- }
-
- /* read the device's serial number */
- serial[0] = 0;
- memset(serial, 0, sizeof(serial));
- if (serial_index) {
- struct usbdevfs_ctrltransfer ctrl;
- __u16 buffer[128];
- __u16 languages[128];
- int i, result;
- int languageCount = 0;
-
- memset(languages, 0, sizeof(languages));
- memset(&ctrl, 0, sizeof(ctrl));
-
- // read list of supported languages
- ctrl.bRequestType = USB_DIR_IN|USB_TYPE_STANDARD|USB_RECIP_DEVICE;
- ctrl.bRequest = USB_REQ_GET_DESCRIPTOR;
- ctrl.wValue = (USB_DT_STRING << 8) | 0;
- ctrl.wIndex = 0;
- ctrl.wLength = sizeof(languages);
- ctrl.data = languages;
-
- result = ioctl(usb->desc, USBDEVFS_CONTROL, &ctrl);
- if (result > 0)
- languageCount = (result - 2) / 2;
-
- for (i = 1; i <= languageCount; i++) {
- memset(buffer, 0, sizeof(buffer));
- memset(&ctrl, 0, sizeof(ctrl));
-
- ctrl.bRequestType = USB_DIR_IN|USB_TYPE_STANDARD|USB_RECIP_DEVICE;
- ctrl.bRequest = USB_REQ_GET_DESCRIPTOR;
- ctrl.wValue = (USB_DT_STRING << 8) | serial_index;
- ctrl.wIndex = languages[i];
- ctrl.wLength = sizeof(buffer);
- ctrl.data = buffer;
-
- result = ioctl(usb->desc, USBDEVFS_CONTROL, &ctrl);
- if (result > 0) {
- int i;
- // skip first word, and copy the rest to the serial string, changing shorts to bytes.
- result /= 2;
- for (i = 1; i < result; i++)
- serial[i - 1] = buffer[i];
- serial[i - 1] = 0;
- break;
- }
- }
- }
-
- /* add to the end of the active handles */
- adb_mutex_lock(&usb_lock);
- usb->next = &handle_list;
- usb->prev = handle_list.prev;
- usb->prev->next = usb;
- usb->next->prev = usb;
- adb_mutex_unlock(&usb_lock);
-
- register_usb_transport(usb, serial, usb->writeable);
- return;
-
-fail:
- D("[ usb open %s error=%d, err_str = %s]\n",
- usb->fname, errno, strerror(errno));
- if(usb->desc >= 0) {
- adb_close(usb->desc);
- }
- free(usb);
-}
-
-void* device_poll_thread(void* unused)
-{
- D("Created device thread\n");
- for(;;) {
- /* XXX use inotify */
- find_usb_device("/dev/bus/usb", register_device);
- kick_disconnected_devices();
- sleep(1);
- }
- return NULL;
-}
-
static void sigalrm_handler(int signo)
{
// don't need to do anything here
@@ -673,17 +459,15 @@
void usb_init()
{
- adb_thread_t tid;
struct sigaction actions;
+ if (usb_host_init(check_usb_device, kick_disconnected_device, NULL))
+ fatal_errno("usb_host_init failed\n");
+
memset(&actions, 0, sizeof(actions));
sigemptyset(&actions.sa_mask);
actions.sa_flags = 0;
actions.sa_handler = sigalrm_handler;
sigaction(SIGALRM,& actions, NULL);
-
- if(adb_thread_create(&tid, device_poll_thread, NULL)){
- fatal_errno("cannot create input thread");
- }
}
diff --git a/fastboot/engine.c b/fastboot/engine.c
index 6d62c6e..f29cc03 100644
--- a/fastboot/engine.c
+++ b/fastboot/engine.c
@@ -271,11 +271,11 @@
a->data = (void*) notice;
}
-void fb_execute_queue(usb_handle *usb)
+int fb_execute_queue(usb_handle *usb)
{
Action *a;
char resp[FB_RESPONSE_SZ+1];
- int status;
+ int status = 0;
a = action_list;
resp[FB_RESPONSE_SZ] = 0;
@@ -307,5 +307,5 @@
}
fprintf(stderr,"finished. total time: %.3fs\n", (now() - start));
+ return status;
}
-
diff --git a/fastboot/fastboot.c b/fastboot/fastboot.c
index f3bfbeba..63208bc 100644
--- a/fastboot/fastboot.c
+++ b/fastboot/fastboot.c
@@ -552,11 +552,12 @@
void *data;
unsigned sz;
unsigned page_size = 2048;
+ int status;
skip(1);
if (argc == 0) {
usage();
- return 0;
+ return 1;
}
if (!strcmp(*argv, "devices")) {
@@ -688,6 +689,7 @@
argc = do_oem_command(argc, argv);
} else {
usage();
+ return 1;
}
}
@@ -703,6 +705,6 @@
usb = open_device();
- fb_execute_queue(usb);
- return 0;
+ status = fb_execute_queue(usb);
+ return (status) ? 1 : 0;
}
diff --git a/fastboot/fastboot.h b/fastboot/fastboot.h
index a36c569..a4b27a0 100644
--- a/fastboot/fastboot.h
+++ b/fastboot/fastboot.h
@@ -49,7 +49,7 @@
void fb_queue_command(const char *cmd, const char *msg);
void fb_queue_download(const char *name, void *data, unsigned size);
void fb_queue_notice(const char *notice);
-void fb_execute_queue(usb_handle *usb);
+int fb_execute_queue(usb_handle *usb);
/* util stuff */
void die(const char *fmt, ...);
diff --git a/include/arch/linux-arm/AndroidConfig.h b/include/arch/linux-arm/AndroidConfig.h
index f51ddb1..81f077f 100644
--- a/include/arch/linux-arm/AndroidConfig.h
+++ b/include/arch/linux-arm/AndroidConfig.h
@@ -199,7 +199,9 @@
/*
* Add any extra platform-specific defines here.
*/
+#ifndef __linux__
#define __linux__
+#endif
/*
* Define if we have <malloc.h> header
diff --git a/include/cutils/ashmem.h b/include/cutils/ashmem.h
index fd56dbe..25b233e 100644
--- a/include/cutils/ashmem.h
+++ b/include/cutils/ashmem.h
@@ -10,7 +10,7 @@
#ifndef _CUTILS_ASHMEM_H
#define _CUTILS_ASHMEM_H
-#include <stdint.h>
+#include <stddef.h>
#ifdef __cplusplus
extern "C" {
diff --git a/include/cutils/atomic.h b/include/cutils/atomic.h
index 0200709..4979c8a 100644
--- a/include/cutils/atomic.h
+++ b/include/cutils/atomic.h
@@ -121,6 +121,7 @@
*/
#define android_atomic_write android_atomic_release_store
#define android_atomic_cmpxchg android_atomic_release_cas
+#define android_atomic_swap android_atomic_release_swap
#ifdef __cplusplus
} // extern "C"
diff --git a/include/cutils/mspace.h b/include/cutils/mspace.h
index e6e4047..93fe48e 100644
--- a/include/cutils/mspace.h
+++ b/include/cutils/mspace.h
@@ -87,6 +87,11 @@
size_t max_capacity, int locked, void *base);
size_t destroy_contiguous_mspace(mspace msp);
+
+/*
+ Returns the position of the "break" within the given mspace.
+*/
+void *contiguous_mspace_sbrk0(mspace msp);
#endif
/*
diff --git a/include/usbhost/usbhost.h b/include/usbhost/usbhost.h
new file mode 100644
index 0000000..d67437b
--- /dev/null
+++ b/include/usbhost/usbhost.h
@@ -0,0 +1,150 @@
+/*
+ * Copyright (C) 2010 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef __USB_HOST_H
+#define __USB_HOST_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <stdint.h>
+
+struct usb_endpoint_descriptor;
+
+struct usb_descriptor_iter {
+ unsigned char* config;
+ unsigned char* config_end;
+ unsigned char* curr_desc;
+};
+
+/* callback for notification when new USB devices are attached */
+typedef void (* usb_device_added_cb)(const char *dev_name, void *client_data);
+
+/* callback for notification when USB devices are removed */
+typedef void (* usb_device_removed_cb)(const char *dev_name, void *client_data);
+
+/* Call this to start monitoring the USB bus.
+ * added_cb will be called immediately for each existing USB device,
+ * and subsequently each time a new device is added.
+ * removed_cb is called when USB devices are removed from the bus.
+ */
+int usb_host_init(usb_device_added_cb added_cb,
+ usb_device_removed_cb removed_cb,
+ void *client_data);
+
+/* Creates a usb_device object for a USB device */
+struct usb_device *usb_device_open(const char *dev_name);
+
+/* Releases all resources associated with the USB device */
+void usb_device_close(struct usb_device *device);
+
+/* Returns the name for the USB device, which is the same as
+ * the dev_name passed to usb_device_open()
+ */
+const char* usb_device_get_name(struct usb_device *device);
+
+/* Returns a unique ID for the device. Currently this is generated from the
+ * dev_name path.
+ */
+int usb_device_get_unique_id(struct usb_device *device);
+
+/* Returns the USB vendor ID from the device descriptor for the USB device */
+uint16_t usb_device_get_vendor_id(struct usb_device *device);
+
+/* Returns the USB product ID from the device descriptor for the USB device */
+uint16_t usb_device_get_product_id(struct usb_device *device);
+
+/* Returns a USB descriptor string for the given string ID.
+ * Used to implement usb_device_get_manufacturer_name,
+ * usb_device_get_product_name and usb_device_get_serial.
+ * Call free() to free the result when you are done with it.
+ */
+char* usb_device_get_string(struct usb_device *device, int id);
+
+/* Returns the manufacturer name for the USB device.
+ * Call free() to free the result when you are done with it.
+ */
+char* usb_device_get_manufacturer_name(struct usb_device *device);
+
+/* Returns the product name for the USB device.
+ * Call free() to free the result when you are done with it.
+ */
+char* usb_device_get_product_name(struct usb_device *device);
+
+/* Returns the USB serial number for the USB device.
+ * Call free() to free the result when you are done with it.
+ */
+char* usb_device_get_serial(struct usb_device *device);
+
+/* Returns true if we have write access to the USB device,
+ * and false if we only have access to the USB device configuration.
+ */
+int usb_device_is_writeable(struct usb_device *device);
+
+/* Initializes a usb_descriptor_iter, which can be used to iterate through all
+ * the USB descriptors for a USB device.
+ */
+void usb_descriptor_iter_init(struct usb_device *device, struct usb_descriptor_iter *iter);
+
+/* Returns the next USB descriptor for a device, or NULL if we have reached the
+ * end of the list.
+ */
+struct usb_descriptor_header *usb_descriptor_iter_next(struct usb_descriptor_iter *iter);
+
+/* Claims the specified interface of a USB device */
+int usb_device_claim_interface(struct usb_device *device, unsigned int interface);
+
+/* Releases the specified interface of a USB device */
+int usb_device_release_interface(struct usb_device *device, unsigned int interface);
+
+
+/* Creates a new usb_endpoint for the specified endpoint of a USB device.
+ * This can be used to read or write data across the endpoint.
+ */
+struct usb_endpoint *usb_endpoint_open(struct usb_device *dev,
+ const struct usb_endpoint_descriptor *desc);
+
+/* Releases all resources associated with the endpoint */
+void usb_endpoint_close(struct usb_endpoint *ep);
+
+/* Begins a read or write operation on the specified endpoint */
+int usb_endpoint_queue(struct usb_endpoint *ep, void *data, int len);
+
+ /* Waits for the results of a previous usb_endpoint_queue operation on the
+ * specified endpoint. Returns number of bytes transferred, or a negative
+ * value for error.
+ */
+int usb_endpoint_wait(struct usb_device *device, int *out_ep_num);
+
+/* Cancels a pending usb_endpoint_queue() operation on an endpoint. */
+int usb_endpoint_cancel(struct usb_endpoint *ep);
+
+/* Returns the usb_device for the given endpoint */
+struct usb_device *usb_endpoint_get_device(struct usb_endpoint *ep);
+
+/* Returns the endpoint address for the given endpoint */
+int usb_endpoint_number(struct usb_endpoint *ep);
+
+/* Returns the maximum packet size for the given endpoint.
+ * For bulk endpoints this should be 512 for highspeed or 64 for fullspeed.
+ */
+int usb_endpoint_max_packet(struct usb_endpoint *ep);
+
+#ifdef __cplusplus
+}
+#endif
+#endif /* __USB_HOST_H */
diff --git a/init/builtins.c b/init/builtins.c
index e0ccf9f..4326ebc 100644
--- a/init/builtins.c
+++ b/init/builtins.c
@@ -258,7 +258,6 @@
const char *name;
unsigned flag;
} mount_flags[] = {
- { "move", MS_MOVE },
{ "noatime", MS_NOATIME },
{ "nosuid", MS_NOSUID },
{ "nodev", MS_NODEV },
diff --git a/libcutils/mspace.c b/libcutils/mspace.c
index 63b199d..6d3b35c 100644
--- a/libcutils/mspace.c
+++ b/libcutils/mspace.c
@@ -271,4 +271,16 @@
}
return 0;
}
+
+void *contiguous_mspace_sbrk0(mspace msp) {
+ struct mspace_contig_state *cs;
+ mstate ms;
+ const unsigned int pagesize = PAGESIZE;
+
+ ms = (mstate)msp;
+ cs = (struct mspace_contig_state *)((uintptr_t)ms & ~(pagesize-1));
+ assert(cs->magic == CONTIG_STATE_MAGIC);
+ assert(cs->m == ms);
+ return cs->brk;
+}
#endif
diff --git a/liblog/fake_log_device.c b/liblog/fake_log_device.c
index ed9d699..f8b7254 100644
--- a/liblog/fake_log_device.c
+++ b/liblog/fake_log_device.c
@@ -454,7 +454,7 @@
numVecs = numLines*3; // 3 iovecs per line.
if (numVecs > INLINE_VECS) {
- vec = (struct iovec*)malloc(sizeof(struct iovec)*numLines);
+ vec = (struct iovec*)malloc(sizeof(struct iovec)*numVecs);
if (vec == NULL) {
msg = "LOG: write failed, no memory";
numVecs = 3;
diff --git a/libusbhost/Android.mk b/libusbhost/Android.mk
new file mode 100644
index 0000000..c8c8758
--- /dev/null
+++ b/libusbhost/Android.mk
@@ -0,0 +1,41 @@
+#
+# Copyright (C) 2010 The Android Open Source Project
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+LOCAL_PATH := $(my-dir)
+
+# Static library for Linux host
+# ========================================================
+
+ifeq ($(HOST_OS),linux)
+
+include $(CLEAR_VARS)
+
+LOCAL_MODULE := libusbhost
+LOCAL_SRC_FILES := usbhost.c
+
+include $(BUILD_HOST_STATIC_LIBRARY)
+
+endif
+
+# Static library for target
+# ========================================================
+
+include $(CLEAR_VARS)
+
+LOCAL_MODULE := libusbhost
+LOCAL_SRC_FILES := usbhost.c
+
+include $(BUILD_STATIC_LIBRARY)
diff --git a/libusbhost/usbhost.c b/libusbhost/usbhost.c
new file mode 100644
index 0000000..a6b0867
--- /dev/null
+++ b/libusbhost/usbhost.c
@@ -0,0 +1,471 @@
+/*
+ * Copyright (C) 2010 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <string.h>
+
+#include <sys/ioctl.h>
+#include <sys/types.h>
+#include <sys/time.h>
+#include <sys/inotify.h>
+#include <dirent.h>
+#include <fcntl.h>
+#include <errno.h>
+#include <ctype.h>
+#include <pthread.h>
+
+#include <linux/usbdevice_fs.h>
+#include <linux/version.h>
+#if LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 20)
+#include <linux/usb/ch9.h>
+#else
+#include <linux/usb_ch9.h>
+#endif
+#include <asm/byteorder.h>
+
+#include "usbhost/usbhost.h"
+
+#define USB_FS_DIR "/dev/bus/usb"
+#define USB_FS_ID_SCANNER "/dev/bus/usb/%d/%d"
+
+#if 0
+#define D printf
+#else
+#define D(...)
+#endif
+
+struct usb_host_context {
+ usb_device_added_cb added_cb;
+ usb_device_removed_cb removed_cb;
+ void *client_data;
+};
+
+struct usb_device {
+ char dev_name[64];
+ unsigned char desc[256];
+ int desc_length;
+ int fd;
+ int writeable;
+};
+
+struct usb_endpoint
+{
+ struct usb_device *dev;
+ struct usb_endpoint_descriptor desc;
+ struct usbdevfs_urb urb;
+};
+
+static inline int badname(const char *name)
+{
+ while(*name) {
+ if(!isdigit(*name++)) return 1;
+ }
+ return 0;
+}
+
+static void find_existing_devices(struct usb_host_context *context)
+{
+ char busname[32], devname[32];
+ DIR *busdir , *devdir ;
+ struct dirent *de;
+
+ busdir = opendir(USB_FS_DIR);
+ if(busdir == 0) return;
+
+ while((de = readdir(busdir)) != 0) {
+ if(badname(de->d_name)) continue;
+
+ snprintf(busname, sizeof busname, "%s/%s", USB_FS_DIR, de->d_name);
+ devdir = opendir(busname);
+ if(devdir == 0) continue;
+
+ while((de = readdir(devdir))) {
+ if(badname(de->d_name)) continue;
+
+ snprintf(devname, sizeof devname, "%s/%s", busname, de->d_name);
+ context->added_cb(devname, context->client_data);
+ } // end of devdir while
+ closedir(devdir);
+ } //end of busdir while
+ closedir(busdir);
+}
+
+static void* device_discovery_thread(void *client_data)
+{
+ struct usb_host_context *context = (struct usb_host_context *)client_data;
+ struct inotify_event* event;
+ char event_buf[512];
+ char path[100];
+ int i, fd, ret;
+ int wd, wds[10];
+ int wd_count = sizeof(wds) / sizeof(wds[0]);
+
+ D("Created device discovery thread\n");
+
+ fd = inotify_init();
+ if (fd < 0) {
+ fprintf(stderr, "inotify_init failed\n");
+ return NULL;
+ }
+
+ /* watch for files added and deleted within USB_FS_DIR */
+ memset(wds, 0, sizeof(wds));
+ /* watch the root for new subdirectories */
+ wds[0] = inotify_add_watch(fd, USB_FS_DIR, IN_CREATE | IN_DELETE);
+ if (wds[0] < 0) {
+ fprintf(stderr, "inotify_add_watch failed\n");
+ return NULL;
+ }
+
+ /* watch existing subdirectories of USB_FS_DIR */
+ for (i = 1; i < wd_count; i++) {
+ snprintf(path, sizeof(path), "%s/%03d", USB_FS_DIR, i);
+ ret = inotify_add_watch(fd, path, IN_CREATE | IN_DELETE);
+ if (ret > 0)
+ wds[i] = ret;
+ }
+
+ /* check for existing devices first, after we have inotify set up */
+ find_existing_devices(context);
+
+ while (1) {
+ ret = read(fd, event_buf, sizeof(event_buf));
+ if (ret >= (int)sizeof(struct inotify_event)) {
+ event = (struct inotify_event *)event_buf;
+ wd = event->wd;
+ if (wd == wds[0]) {
+ i = atoi(event->name);
+ snprintf(path, sizeof(path), "%s/%s", USB_FS_DIR, event->name);
+ D("new subdirectory %s: index: %d\n", path, i);
+ if (i > 0 && i < wd_count) {
+ ret = inotify_add_watch(fd, path, IN_CREATE | IN_DELETE);
+ if (ret > 0)
+ wds[i] = ret;
+ }
+ } else {
+ for (i = 1; i < wd_count; i++) {
+ if (wd == wds[i]) {
+ snprintf(path, sizeof(path), "%s/%03d/%s", USB_FS_DIR, i, event->name);
+ if (event->mask == IN_CREATE) {
+ D("new device %s\n", path);
+ context->added_cb(path, context->client_data);
+ } else if (event->mask == IN_DELETE) {
+ D("gone device %s\n", path);
+ context->removed_cb(path, context->client_data);
+ }
+ }
+ }
+ }
+ }
+ }
+ return NULL;
+}
+
+int usb_host_init(usb_device_added_cb added_cb, usb_device_removed_cb removed_cb, void *client_data)
+{
+ struct usb_host_context *context;
+ pthread_t tid;
+ pthread_attr_t attr;
+
+ if (!added_cb || !removed_cb)
+ return -EINVAL;
+
+ context = calloc(1, sizeof(struct usb_host_context));
+ context->added_cb = added_cb;
+ context->removed_cb = removed_cb;
+ context->client_data = client_data;
+
+ pthread_attr_init(&attr);
+ pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED);
+ return pthread_create(&tid, &attr, device_discovery_thread, context);
+}
+
+struct usb_device *usb_device_open(const char *dev_name)
+{
+ struct usb_device *device = calloc(1, sizeof(struct usb_device));
+ int fd, length, did_retry = 0;
+
+ strcpy(device->dev_name, dev_name);
+ device->writeable = 1;
+
+retry:
+ fd = open(dev_name, O_RDWR);
+ if (fd < 0) {
+ /* if we fail, see if have read-only access */
+ fd = open(dev_name, O_RDONLY);
+ if (fd < 0 && errno == EACCES && !did_retry) {
+ /* work around race condition between inotify and permissions management */
+ sleep(1);
+ did_retry = 1;
+ goto retry;
+ }
+
+ if (fd < 0) goto fail;
+ device->writeable = 0;
+ D("[ usb open read-only %s fd = %d]\n", dev_name, fd);
+ }
+
+ length = read(fd, device->desc, sizeof(device->desc));
+ if (length < 0)
+ goto fail;
+
+ device->fd = fd;
+ device->desc_length = length;
+ return device;
+fail:
+ close(fd);
+ free(device);
+ return NULL;
+}
+
+void usb_device_close(struct usb_device *device)
+{
+ close(device->fd);
+ free(device);
+}
+
+const char* usb_device_get_name(struct usb_device *device)
+{
+ return device->dev_name;
+}
+
+int usb_device_get_unique_id(struct usb_device *device)
+{
+ int bus = 0, dev = 0;
+ sscanf(device->dev_name, USB_FS_ID_SCANNER, &bus, &dev);
+ return bus * 1000 + dev;
+}
+
+uint16_t usb_device_get_vendor_id(struct usb_device *device)
+{
+ struct usb_device_descriptor* desc = (struct usb_device_descriptor*)device->desc;
+ return __le16_to_cpu(desc->idVendor);
+}
+
+uint16_t usb_device_get_product_id(struct usb_device *device)
+{
+ struct usb_device_descriptor* desc = (struct usb_device_descriptor*)device->desc;
+ return __le16_to_cpu(desc->idProduct);
+}
+
+char* usb_device_get_string(struct usb_device *device, int id)
+{
+ char string[256];
+ struct usbdevfs_ctrltransfer ctrl;
+ __u16 buffer[128];
+ __u16 languages[128];
+ int i, result;
+ int languageCount = 0;
+
+ string[0] = 0;
+
+ // reading the string requires read/write permission
+ if (!device->writeable) {
+ int fd = open(device->dev_name, O_RDWR);
+ if (fd > 0) {
+ close(device->fd);
+ device->fd = fd;
+ device->writeable = 1;
+ } else {
+ return NULL;
+ }
+ }
+
+ memset(languages, 0, sizeof(languages));
+ memset(&ctrl, 0, sizeof(ctrl));
+
+ // read list of supported languages
+ ctrl.bRequestType = USB_DIR_IN|USB_TYPE_STANDARD|USB_RECIP_DEVICE;
+ ctrl.bRequest = USB_REQ_GET_DESCRIPTOR;
+ ctrl.wValue = (USB_DT_STRING << 8) | 0;
+ ctrl.wIndex = 0;
+ ctrl.wLength = sizeof(languages);
+ ctrl.data = languages;
+
+ result = ioctl(device->fd, USBDEVFS_CONTROL, &ctrl);
+ if (result > 0)
+ languageCount = (result - 2) / 2;
+
+ for (i = 1; i <= languageCount; i++) {
+ memset(buffer, 0, sizeof(buffer));
+ memset(&ctrl, 0, sizeof(ctrl));
+
+ ctrl.bRequestType = USB_DIR_IN|USB_TYPE_STANDARD|USB_RECIP_DEVICE;
+ ctrl.bRequest = USB_REQ_GET_DESCRIPTOR;
+ ctrl.wValue = (USB_DT_STRING << 8) | id;
+ ctrl.wIndex = languages[i];
+ ctrl.wLength = sizeof(buffer);
+ ctrl.data = buffer;
+
+ result = ioctl(device->fd, USBDEVFS_CONTROL, &ctrl);
+ if (result > 0) {
+ int i;
+ // skip first word, and copy the rest to the string, changing shorts to bytes.
+ result /= 2;
+ for (i = 1; i < result; i++)
+ string[i - 1] = buffer[i];
+ string[i - 1] = 0;
+ return strdup(string);
+ }
+ }
+
+ return NULL;
+}
+
+char* usb_device_get_manufacturer_name(struct usb_device *device)
+{
+ struct usb_device_descriptor *desc = (struct usb_device_descriptor *)device->desc;
+
+ if (desc->iManufacturer)
+ return usb_device_get_string(device, desc->iManufacturer);
+ else
+ return NULL;
+}
+
+char* usb_device_get_product_name(struct usb_device *device)
+{
+ struct usb_device_descriptor *desc = (struct usb_device_descriptor *)device->desc;
+
+ if (desc->iProduct)
+ return usb_device_get_string(device, desc->iProduct);
+ else
+ return NULL;
+}
+
+char* usb_device_get_serial(struct usb_device *device)
+{
+ struct usb_device_descriptor *desc = (struct usb_device_descriptor *)device->desc;
+
+ if (desc->iSerialNumber)
+ return usb_device_get_string(device, desc->iSerialNumber);
+ else
+ return NULL;
+}
+
+int usb_device_is_writeable(struct usb_device *device)
+{
+ return device->writeable;
+}
+
+void usb_descriptor_iter_init(struct usb_device *device, struct usb_descriptor_iter *iter)
+{
+ iter->config = device->desc;
+ iter->config_end = device->desc + device->desc_length;
+ iter->curr_desc = device->desc;
+}
+
+struct usb_descriptor_header *usb_descriptor_iter_next(struct usb_descriptor_iter *iter)
+{
+ struct usb_descriptor_header* next;
+ if (iter->curr_desc >= iter->config_end)
+ return NULL;
+ next = (struct usb_descriptor_header*)iter->curr_desc;
+ iter->curr_desc += next->bLength;
+ return next;
+}
+
+int usb_device_claim_interface(struct usb_device *device, unsigned int interface)
+{
+ return ioctl(device->fd, USBDEVFS_CLAIMINTERFACE, &interface);
+}
+
+int usb_device_release_interface(struct usb_device *device, unsigned int interface)
+{
+ return ioctl(device->fd, USBDEVFS_RELEASEINTERFACE, &interface);
+}
+
+struct usb_endpoint *usb_endpoint_open(struct usb_device *dev,
+ const struct usb_endpoint_descriptor *desc)
+{
+ struct usb_endpoint *ep = calloc(1, sizeof(struct usb_endpoint));
+ memcpy(&ep->desc, desc, sizeof(ep->desc));
+ ep->dev = dev;
+ return ep;
+}
+
+void usb_endpoint_close(struct usb_endpoint *ep)
+{
+ // cancel IO here?
+ free(ep);
+}
+
+int usb_endpoint_queue(struct usb_endpoint *ep, void *data, int len)
+{
+ struct usbdevfs_urb *urb = &ep->urb;
+ int res;
+
+ D("usb_endpoint_queue\n");
+ memset(urb, 0, sizeof(*urb));
+ urb->type = USBDEVFS_URB_TYPE_BULK;
+ urb->endpoint = ep->desc.bEndpointAddress;
+ urb->status = -1;
+ urb->buffer = data;
+ urb->buffer_length = len;
+
+ do {
+ res = ioctl(ep->dev->fd, USBDEVFS_SUBMITURB, urb);
+ } while((res < 0) && (errno == EINTR));
+
+ return res;
+}
+
+int usb_endpoint_wait(struct usb_device *dev, int *out_ep_num)
+{
+ struct usbdevfs_urb *out = NULL;
+ int res;
+
+ while (1) {
+ res = ioctl(dev->fd, USBDEVFS_REAPURB, &out);
+ D("USBDEVFS_REAPURB returned %d\n", res);
+ if (res < 0) {
+ if(errno == EINTR) {
+ continue;
+ }
+ D("[ reap urb - error ]\n");
+ *out_ep_num = -1;
+ } else {
+ D("[ urb @%p status = %d, actual = %d ]\n",
+ out, out->status, out->actual_length);
+ res = out->actual_length;
+ *out_ep_num = out->endpoint;
+ }
+ break;
+ }
+ return res;
+}
+
+int usb_endpoint_cancel(struct usb_endpoint *ep)
+{
+ return ioctl(ep->dev->fd, USBDEVFS_DISCARDURB, &ep->urb);
+}
+
+struct usb_device *usb_endpoint_get_device(struct usb_endpoint *ep)
+{
+ return ep->dev;
+}
+
+int usb_endpoint_number(struct usb_endpoint *ep)
+{
+ return ep->desc.bEndpointAddress;
+}
+
+int usb_endpoint_max_packet(struct usb_endpoint *ep)
+{
+ return __le16_to_cpu(ep->desc.wMaxPacketSize);
+}
+
diff --git a/rootdir/init.rc b/rootdir/init.rc
index 0d20dd4..bf005e6 100644
--- a/rootdir/init.rc
+++ b/rootdir/init.rc
@@ -16,7 +16,7 @@
export ANDROID_DATA /data
export EXTERNAL_STORAGE /mnt/sdcard
export ASEC_MOUNTPOINT /mnt/asec
- export BOOTCLASSPATH /system/framework/core.jar:/system/framework/ext.jar:/system/framework/framework.jar:/system/framework/android.policy.jar:/system/framework/services.jar
+ export BOOTCLASSPATH /system/framework/core.jar:/system/framework/ext.jar:/system/framework/framework.jar:/system/framework/android.policy.jar:/system/framework/services.jar:/system/framework/core-junit.jar
# Backward compatibility
symlink /system/etc /etc
diff --git a/toolbox/mount.c b/toolbox/mount.c
index 472c952..82ecc56 100644
--- a/toolbox/mount.c
+++ b/toolbox/mount.c
@@ -222,9 +222,50 @@
return 0;
}
+static int get_mounts_dev_dir(const char *arg, char **dev, char **dir)
+{
+ FILE *f;
+ char mount_dev[256];
+ char mount_dir[256];
+ char mount_type[256];
+ char mount_opts[256];
+ int mount_freq;
+ int mount_passno;
+ int match;
+
+ f = fopen("/proc/mounts", "r");
+ if (!f) {
+ fprintf(stdout, "could not open /proc/mounts\n");
+ return -1;
+ }
+
+ do {
+ match = fscanf(f, "%255s %255s %255s %255s %d %d\n",
+ mount_dev, mount_dir, mount_type,
+ mount_opts, &mount_freq, &mount_passno);
+ mount_dev[255] = 0;
+ mount_dir[255] = 0;
+ mount_type[255] = 0;
+ mount_opts[255] = 0;
+ if (match == 6 &&
+ (strcmp(arg, mount_dev) == 0 ||
+ strcmp(arg, mount_dir) == 0)) {
+ *dev = strdup(mount_dev);
+ *dir = strdup(mount_dir);
+ fclose(f);
+ return 0;
+ }
+ } while (match != EOF);
+
+ fclose(f);
+ return -1;
+}
+
int mount_main(int argc, char *argv[])
{
char *type = NULL;
+ char *dev = NULL;
+ char *dir = NULL;
int c;
int loop = 0;
@@ -265,12 +306,19 @@
if (rwflag & MS_TYPE)
type = "none";
- if (optind + 2 != argc || type == NULL) {
+ if (optind + 2 == argc) {
+ dev = argv[optind];
+ dir = argv[optind + 1];
+ } else if (optind + 1 == argc && rwflag & MS_REMOUNT) {
+ get_mounts_dev_dir(argv[optind], &dev, &dir);
+ }
+
+ if (dev == NULL || dir == NULL || type == NULL) {
fprintf(stderr, "Usage: %s [-r] [-w] [-o options] [-t type] "
"device directory\n", progname);
exit(1);
}
- return do_mount(argv[optind], argv[optind + 1], type, rwflag,
- extra.str, loop);
+ return do_mount(dev, dir, type, rwflag, extra.str, loop);
+ /* We leak dev and dir in some cases, but we're about to exit */
}