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usb: cleanups and fixes.

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usb: add pcap support.
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Merge remote-tracking branch 'remotes/kraxel/tags/usb-20210122-pull-request' into staging

usb: cleanups and fixes.
usb: add pcap support.

# gpg: Signature made Fri 22 Jan 2021 17:48:35 GMT
# gpg:                using RSA key A0328CFFB93A17A79901FE7D4CB6D8EED3E87138
# gpg: Good signature from "Gerd Hoffmann (work) <kraxel@redhat.com>" [full]
# gpg:                 aka "Gerd Hoffmann <gerd@kraxel.org>" [full]
# gpg:                 aka "Gerd Hoffmann (private) <kraxel@gmail.com>" [full]
# Primary key fingerprint: A032 8CFF B93A 17A7 9901  FE7D 4CB6 D8EE D3E8 7138

* remotes/kraxel/tags/usb-20210122-pull-request:
  usb-host: map LIBUSB_SPEED_SUPER_PLUS to USB_SPEED_SUPER
  usb: add pcap support.
  hw/usb/dev-uas: Report command additional adb length as unsupported
  scsi/utils: Add INVALID_PARAM_VALUE sense code definition
  hw/usb/hcd-xhci: Fix extraneous format-truncation error on 32-bit hosts
  hw/usb: Convert to qdev_realize()
  hw/usb: Fix bad printf format specifiers
  hw/usb/host-libusb.c: fix build with kernel < 5.0

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Peter Maydell 2021-01-23 14:40:45 +00:00
commit e93c65a6c6
15 changed files with 341 additions and 20 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
hw/usb/bus.c
View File

@ -23,6 +23,7 @@ static Property usb_props[] = {
USB_DEV_FLAG_FULL_PATH, true),
DEFINE_PROP_BIT("msos-desc", USBDevice, flags,
USB_DEV_FLAG_MSOS_DESC_ENABLE, true),
DEFINE_PROP_STRING("pcap", USBDevice, pcap_filename),
DEFINE_PROP_END_OF_LIST()
};
@ -270,6 +271,17 @@ static void usb_qdev_realize(DeviceState *qdev, Error **errp)
return;
}
}
if (dev->pcap_filename) {
int fd = qemu_open_old(dev->pcap_filename, O_CREAT | O_WRONLY | O_TRUNC, 0666);
if (fd < 0) {
error_setg(errp, "open %s failed", dev->pcap_filename);
usb_qdev_unrealize(qdev);
return;
}
dev->pcap = fdopen(fd, "w");
usb_pcap_init(dev->pcap);
}
}
static void usb_qdev_unrealize(DeviceState *qdev)
@ -283,6 +295,10 @@ static void usb_qdev_unrealize(DeviceState *qdev)
g_free(s);
}
if (dev->pcap) {
fclose(dev->pcap);
}
if (dev->attached) {
usb_device_detach(dev);
}

2
hw/usb/ccid-card-passthru.c
View File

@ -336,7 +336,7 @@ static void passthru_apdu_from_guest(
PassthruState *card = PASSTHRU_CCID_CARD(base);
if (!qemu_chr_fe_backend_connected(&card->cs)) {
printf("ccid-passthru: no chardev, discarding apdu length %d\n", len);
printf("ccid-passthru: no chardev, discarding apdu length %u\n", len);
return;
}
ccid_card_vscard_send_apdu(card, apdu, len);

21
hw/usb/core.c
View File

@ -142,7 +142,7 @@ static void do_token_setup(USBDevice *s, USBPacket *p)
setup_len = (s->setup_buf[7] << 8) | s->setup_buf[6];
if (setup_len > sizeof(s->data_buf)) {
fprintf(stderr,
"usb_generic_handle_packet: ctrl buffer too small (%d > %zu)\n",
"usb_generic_handle_packet: ctrl buffer too small (%u > %zu)\n",
setup_len, sizeof(s->data_buf));
p->status = USB_RET_STALL;
return;
@ -154,6 +154,7 @@ static void do_token_setup(USBDevice *s, USBPacket *p)
index = (s->setup_buf[5] << 8) | s->setup_buf[4];
if (s->setup_buf[0] & USB_DIR_IN) {
usb_pcap_ctrl(p, true);
usb_device_handle_control(s, p, request, value, index,
s->setup_len, s->data_buf);
if (p->status == USB_RET_ASYNC) {
@ -190,6 +191,7 @@ static void do_token_in(USBDevice *s, USBPacket *p)
switch(s->setup_state) {
case SETUP_STATE_ACK:
if (!(s->setup_buf[0] & USB_DIR_IN)) {
usb_pcap_ctrl(p, true);
usb_device_handle_control(s, p, request, value, index,
s->setup_len, s->data_buf);
if (p->status == USB_RET_ASYNC) {
@ -197,6 +199,7 @@ static void do_token_in(USBDevice *s, USBPacket *p)
}
s->setup_state = SETUP_STATE_IDLE;
p->actual_length = 0;
usb_pcap_ctrl(p, false);
}
break;
@ -215,6 +218,7 @@ static void do_token_in(USBDevice *s, USBPacket *p)
}
s->setup_state = SETUP_STATE_IDLE;
p->status = USB_RET_STALL;
usb_pcap_ctrl(p, false);
break;
default:
@ -230,6 +234,7 @@ static void do_token_out(USBDevice *s, USBPacket *p)
case SETUP_STATE_ACK:
if (s->setup_buf[0] & USB_DIR_IN) {
s->setup_state = SETUP_STATE_IDLE;
usb_pcap_ctrl(p, false);
/* transfer OK */
} else {
/* ignore additional output */
@ -251,6 +256,7 @@ static void do_token_out(USBDevice *s, USBPacket *p)
}
s->setup_state = SETUP_STATE_IDLE;
p->status = USB_RET_STALL;
usb_pcap_ctrl(p, false);
break;
default:
@ -277,7 +283,7 @@ static void do_parameter(USBDevice *s, USBPacket *p)
setup_len = (s->setup_buf[7] << 8) | s->setup_buf[6];
if (setup_len > sizeof(s->data_buf)) {
fprintf(stderr,
"usb_generic_handle_packet: ctrl buffer too small (%d > %zu)\n",
"usb_generic_handle_packet: ctrl buffer too small (%u > %zu)\n",
setup_len, sizeof(s->data_buf));
p->status = USB_RET_STALL;
return;
@ -288,6 +294,7 @@ static void do_parameter(USBDevice *s, USBPacket *p)
usb_packet_copy(p, s->data_buf, s->setup_len);
}
usb_pcap_ctrl(p, true);
usb_device_handle_control(s, p, request, value, index,
s->setup_len, s->data_buf);
if (p->status == USB_RET_ASYNC) {
@ -301,6 +308,7 @@ static void do_parameter(USBDevice *s, USBPacket *p)
p->actual_length = 0;
usb_packet_copy(p, s->data_buf, s->setup_len);
}
usb_pcap_ctrl(p, false);
}
/* ctrl complete function for devices which use usb_generic_handle_packet and
@ -311,6 +319,7 @@ void usb_generic_async_ctrl_complete(USBDevice *s, USBPacket *p)
{
if (p->status < 0) {
s->setup_state = SETUP_STATE_IDLE;
usb_pcap_ctrl(p, false);
}
switch (s->setup_state) {
@ -325,6 +334,7 @@ void usb_generic_async_ctrl_complete(USBDevice *s, USBPacket *p)
case SETUP_STATE_ACK:
s->setup_state = SETUP_STATE_IDLE;
p->actual_length = 0;
usb_pcap_ctrl(p, false);
break;
case SETUP_STATE_PARAM:
@ -359,12 +369,14 @@ USBDevice *usb_find_device(USBPort *port, uint8_t addr)
static void usb_process_one(USBPacket *p)
{
USBDevice *dev = p->ep->dev;
bool nak;
/*
* Handlers expect status to be initialized to USB_RET_SUCCESS, but it
* can be USB_RET_NAK here from a previous usb_process_one() call,
* or USB_RET_ASYNC from going through usb_queue_one().
*/
nak = (p->status == USB_RET_NAK);
p->status = USB_RET_SUCCESS;
if (p->ep->nr == 0) {
@ -388,6 +400,9 @@ static void usb_process_one(USBPacket *p)
}
} else {
/* data pipe */
if (!nak) {
usb_pcap_data(p, true);
}
usb_device_handle_data(dev, p);
}
}
@ -439,6 +454,7 @@ void usb_handle_packet(USBDevice *dev, USBPacket *p)
assert(p->stream || !p->ep->pipeline ||
QTAILQ_EMPTY(&p->ep->queue));
if (p->status != USB_RET_NAK) {
usb_pcap_data(p, false);
usb_packet_set_state(p, USB_PACKET_COMPLETE);
}
}
@ -458,6 +474,7 @@ void usb_packet_complete_one(USBDevice *dev, USBPacket *p)
(p->short_not_ok && (p->actual_length < p->iov.size))) {
ep->halted = true;
}
usb_pcap_data(p, false);
usb_packet_set_state(p, USB_PACKET_COMPLETE);
QTAILQ_REMOVE(&ep->queue, p, queue);
dev->port->ops->complete(dev->port, p);

8
hw/usb/dev-smartcard-reader.c
View File

@ -945,7 +945,7 @@ static void ccid_on_apdu_from_guest(USBCCIDState *s, CCID_XferBlock *recv)
return;
}
len = le32_to_cpu(recv->hdr.dwLength);
DPRINTF(s, 1, "%s: seq %d, len %d\n", __func__,
DPRINTF(s, 1, "%s: seq %d, len %u\n", __func__,
recv->hdr.bSeq, len);
ccid_add_pending_answer(s, (CCID_Header *)recv);
if (s->card && len <= BULK_OUT_DATA_SIZE) {
@ -995,13 +995,13 @@ static void ccid_handle_bulk_out(USBCCIDState *s, USBPacket *p)
if ((s->bulk_out_pos - 10 < ccid_header->dwLength) &&
(p->iov.size == CCID_MAX_PACKET_SIZE)) {
DPRINTF(s, D_VERBOSE,
"usb-ccid: bulk_in: expecting more packets (%d/%d)\n",
"usb-ccid: bulk_in: expecting more packets (%u/%u)\n",
s->bulk_out_pos - 10, ccid_header->dwLength);
return;
}
if (s->bulk_out_pos - 10 != ccid_header->dwLength) {
DPRINTF(s, 1,
"usb-ccid: bulk_in: message size mismatch (got %d, expected %d)\n",
"usb-ccid: bulk_in: message size mismatch (got %u, expected %u)\n",
s->bulk_out_pos - 10, ccid_header->dwLength);
goto err;
}
@ -1202,7 +1202,7 @@ void ccid_card_send_apdu_to_guest(CCIDCardState *card,
ccid_report_error_failed(s, ERROR_HW_ERROR);
return;
}
DPRINTF(s, 1, "APDU returned to guest %d (answer seq %d, slot %d)\n",
DPRINTF(s, 1, "APDU returned to guest %u (answer seq %d, slot %d)\n",
len, answer->seq, answer->slot);
ccid_write_data_block_answer(s, apdu, len);
}

12
hw/usb/dev-uas.c
View File

@ -16,6 +16,7 @@
#include "qemu/error-report.h"
#include "qemu/main-loop.h"
#include "qemu/module.h"
#include "qemu/log.h"
#include "hw/usb.h"
#include "migration/vmstate.h"
@ -70,7 +71,7 @@ typedef struct {
uint8_t reserved_2;
uint64_t lun;
uint8_t cdb[16];
uint8_t add_cdb[];
uint8_t add_cdb[1]; /* not supported by QEMU */
} QEMU_PACKED uas_iu_command;
typedef struct {
@ -700,6 +701,11 @@ static void usb_uas_command(UASDevice *uas, uas_iu *iu)
uint32_t len;
uint16_t tag = be16_to_cpu(iu->hdr.tag);
if (iu->command.add_cdb_length > 0) {
qemu_log_mask(LOG_UNIMP, "additional adb length not yet supported\n");
goto unsupported_len;
}
if (uas_using_streams(uas) && tag > UAS_MAX_STREAMS) {
goto invalid_tag;
}
@ -735,6 +741,10 @@ static void usb_uas_command(UASDevice *uas, uas_iu *iu)
}
return;
unsupported_len:
usb_uas_queue_fake_sense(uas, tag, sense_code_INVALID_PARAM_VALUE);
return;
invalid_tag:
usb_uas_queue_fake_sense(uas, tag, sense_code_INVALID_TAG);
return;

4
hw/usb/hcd-ehci.c
View File

@ -1192,7 +1192,7 @@ static int ehci_init_transfer(EHCIPacket *p)
while (bytes > 0) {
if (cpage > 4) {
fprintf(stderr, "cpage out of range (%d)\n", cpage);
fprintf(stderr, "cpage out of range (%u)\n", cpage);
qemu_sglist_destroy(&p->sgl);
return -1;
}
@ -1598,7 +1598,7 @@ static int ehci_state_fetchentry(EHCIState *ehci, int async)
default:
/* TODO: handle FSTN type */
fprintf(stderr, "FETCHENTRY: entry at %X is of type %d "
fprintf(stderr, "FETCHENTRY: entry at %X is of type %u "
"which is not supported yet\n", entry, NLPTR_TYPE_GET(entry));
return -1;
}

4
hw/usb/hcd-xhci-pci.c
View File

@ -115,9 +115,7 @@ static void usb_xhci_pci_realize(struct PCIDevice *dev, Error **errp)
object_property_set_link(OBJECT(&s->xhci), "host", OBJECT(s), NULL);
s->xhci.intr_update = xhci_pci_intr_update;
s->xhci.intr_raise = xhci_pci_intr_raise;
object_property_set_bool(OBJECT(&s->xhci), "realized", true, &err);
if (err) {
error_propagate(errp, err);
if (!qdev_realize(DEVICE(&s->xhci), NULL, errp)) {
return;
}
if (strcmp(object_get_typename(OBJECT(dev)), TYPE_NEC_XHCI) == 0) {

5
hw/usb/hcd-xhci-sysbus.c
View File

@ -33,12 +33,9 @@ void xhci_sysbus_reset(DeviceState *dev)
static void xhci_sysbus_realize(DeviceState *dev, Error **errp)
{
XHCISysbusState *s = XHCI_SYSBUS(dev);
Error *err = NULL;
object_property_set_link(OBJECT(&s->xhci), "host", OBJECT(s), NULL);
object_property_set_bool(OBJECT(&s->xhci), "realized", true, &err);
if (err) {
error_propagate(errp, err);
if (!qdev_realize(DEVICE(&s->xhci), NULL, errp)) {
return;
}
s->irq = g_new0(qemu_irq, s->xhci.numintrs);

2
hw/usb/hcd-xhci.h
View File

@ -128,7 +128,7 @@ typedef struct XHCIPort {
uint32_t portnr;
USBPort *uport;
uint32_t speedmask;
char name[16];
char name[20];
MemoryRegion mem;
} XHCIPort;

20
hw/usb/host-libusb.c
View File

@ -179,6 +179,9 @@ static void usb_host_attach_kernel(USBHostDevice *s);
#if LIBUSB_API_VERSION >= 0x01000103
# define HAVE_STREAMS 1
#endif
#if LIBUSB_API_VERSION >= 0x01000106
# define HAVE_SUPER_PLUS 1
#endif
static const char *speed_name[] = {
[LIBUSB_SPEED_UNKNOWN] = "?",
@ -186,6 +189,9 @@ static const char *speed_name[] = {
[LIBUSB_SPEED_FULL] = "12",
[LIBUSB_SPEED_HIGH] = "480",
[LIBUSB_SPEED_SUPER] = "5000",
#ifdef HAVE_SUPER_PLUS
[LIBUSB_SPEED_SUPER_PLUS] = "5000+",
#endif
};
static const unsigned int speed_map[] = {
@ -193,6 +199,9 @@ static const unsigned int speed_map[] = {
[LIBUSB_SPEED_FULL] = USB_SPEED_FULL,
[LIBUSB_SPEED_HIGH] = USB_SPEED_HIGH,
[LIBUSB_SPEED_SUPER] = USB_SPEED_SUPER,
#ifdef HAVE_SUPER_PLUS
[LIBUSB_SPEED_SUPER_PLUS] = USB_SPEED_SUPER,
#endif
};
static const unsigned int status_map[] = {
@ -941,7 +950,8 @@ static int usb_host_open(USBHostDevice *s, libusb_device *dev, int hostfd)
usb_host_ep_update(s);
libusb_speed = libusb_get_device_speed(dev);
#if LIBUSB_API_VERSION >= 0x01000107 && defined(CONFIG_LINUX)
#if LIBUSB_API_VERSION >= 0x01000107 && defined(CONFIG_LINUX) && \
defined(USBDEVFS_GET_SPEED)
if (hostfd && libusb_speed == 0) {
/*
* Workaround libusb bug: libusb_get_device_speed() does not
@ -963,9 +973,15 @@ static int usb_host_open(USBHostDevice *s, libusb_device *dev, int hostfd)
libusb_speed = LIBUSB_SPEED_HIGH;
break;
case 5: /* super */
case 6: /* super plus */
libusb_speed = LIBUSB_SPEED_SUPER;
break;
case 6: /* super plus */
#ifdef HAVE_SUPER_PLUS
libusb_speed = LIBUSB_SPEED_SUPER_PLUS;
#else
libusb_speed = LIBUSB_SPEED_SUPER;
#endif
break;
}
}
#endif

1
hw/usb/meson.build
View File

@ -5,6 +5,7 @@ softmmu_ss.add(files(
'bus.c',
'combined-packet.c',
'core.c',
'pcap.c',
'libhw.c'
))

251
hw/usb/pcap.c Normal file
View File

@ -0,0 +1,251 @@
/*
* usb packet capture
*
* Copyright (c) 2021 Gerd Hoffmann <kraxel@redhat.com>
*
* This work is licensed under the terms of the GNU GPL, version 2 or later.
* See the COPYING file in the top-level directory.
*/
#include "qemu/osdep.h"
#include "hw/usb.h"
#define PCAP_MAGIC 0xa1b2c3d4
#define PCAP_MAJOR 2
#define PCAP_MINOR 4
/* https://wiki.wireshark.org/Development/LibpcapFileFormat */
struct pcap_hdr {
uint32_t magic_number; /* magic number */
uint16_t version_major; /* major version number */
uint16_t version_minor; /* minor version number */
int32_t thiszone; /* GMT to local correction */
uint32_t sigfigs; /* accuracy of timestamps */
uint32_t snaplen; /* max length of captured packets, in octets */
uint32_t network; /* data link type */
};
struct pcaprec_hdr {
uint32_t ts_sec; /* timestamp seconds */
uint32_t ts_usec; /* timestamp microseconds */
uint32_t incl_len; /* number of octets of packet saved in file */
uint32_t orig_len; /* actual length of packet */
};
/* https://www.tcpdump.org/linktypes.html */
/* linux: Documentation/usb/usbmon.rst */
/* linux: drivers/usb/mon/mon_bin.c */
#define LINKTYPE_USB_LINUX 189 /* first 48 bytes only */
#define LINKTYPE_USB_LINUX_MMAPPED 220 /* full 64 byte header */
struct usbmon_packet {
uint64_t id; /* 0: URB ID - from submission to callback */
unsigned char type; /* 8: Same as text; extensible. */
unsigned char xfer_type; /* ISO (0), Intr, Control, Bulk (3) */
unsigned char epnum; /* Endpoint number and transfer direction */
unsigned char devnum; /* Device address */
uint16_t busnum; /* 12: Bus number */
char flag_setup; /* 14: Same as text */
char flag_data; /* 15: Same as text; Binary zero is OK. */
int64_t ts_sec; /* 16: gettimeofday */
int32_t ts_usec; /* 24: gettimeofday */
int32_t status; /* 28: */
unsigned int length; /* 32: Length of data (submitted or actual) */
unsigned int len_cap; /* 36: Delivered length */
union { /* 40: */
unsigned char setup[8]; /* Only for Control S-type */
struct iso_rec { /* Only for ISO */
int32_t error_count;
int32_t numdesc;
} iso;
} s;
int32_t interval; /* 48: Only for Interrupt and ISO */
int32_t start_frame; /* 52: For ISO */
uint32_t xfer_flags; /* 56: copy of URB's transfer_flags */
uint32_t ndesc; /* 60: Actual number of ISO descriptors */
}; /* 64 total length */
/* ------------------------------------------------------------------------ */
#define CTRL_LEN 4096
#define DATA_LEN 256
static int usbmon_status(USBPacket *p)
{
switch (p->status) {
case USB_RET_SUCCESS:
return 0;
case USB_RET_NODEV:
return -19; /* -ENODEV */
default:
return -121; /* -EREMOTEIO */
}
}
static unsigned int usbmon_epnum(USBPacket *p)
{
unsigned epnum = 0;
epnum |= p->ep->nr;
epnum |= (p->pid == USB_TOKEN_IN) ? 0x80 : 0;
return epnum;
}
static unsigned char usbmon_xfer_type[] = {
[USB_ENDPOINT_XFER_CONTROL] = 2,
[USB_ENDPOINT_XFER_ISOC] = 0,
[USB_ENDPOINT_XFER_BULK] = 3,
[USB_ENDPOINT_XFER_INT] = 1,
};
static void do_usb_pcap_header(FILE *fp, struct usbmon_packet *packet)
{
struct pcaprec_hdr header;
struct timeval tv;
gettimeofday(&tv, NULL);
packet->ts_sec = tv.tv_sec;
packet->ts_usec = tv.tv_usec;
header.ts_sec = packet->ts_sec;
header.ts_usec = packet->ts_usec;
header.incl_len = packet->len_cap;
header.orig_len = packet->length + sizeof(*packet);
fwrite(&header, sizeof(header), 1, fp);
fwrite(packet, sizeof(*packet), 1, fp);
}
static void do_usb_pcap_ctrl(FILE *fp, USBPacket *p, bool setup)
{
USBDevice *dev = p->ep->dev;
bool in = dev->setup_buf[0] & USB_DIR_IN;
struct usbmon_packet packet = {
.id = 0,
.type = setup ? 'S' : 'C',
.xfer_type = usbmon_xfer_type[USB_ENDPOINT_XFER_CONTROL],
.epnum = in ? 0x80 : 0,
.devnum = dev->addr,
.flag_data = '=',
.length = dev->setup_len,
};
int data_len = dev->setup_len;
if (data_len > CTRL_LEN) {
data_len = CTRL_LEN;
}
if (setup) {
memcpy(packet.s.setup, dev->setup_buf, 8);
} else {
packet.status = usbmon_status(p);
}
if (in && setup) {
packet.flag_data = '<';
packet.length = 0;
data_len = 0;
}
if (!in && !setup) {
packet.flag_data = '>';
packet.length = 0;
data_len = 0;
}
packet.len_cap = data_len + sizeof(packet);
do_usb_pcap_header(fp, &packet);
if (data_len) {
fwrite(dev->data_buf, data_len, 1, fp);
}
fflush(fp);
}
static void do_usb_pcap_data(FILE *fp, USBPacket *p, bool setup)
{
struct usbmon_packet packet = {
.id = p->id,
.type = setup ? 'S' : 'C',
.xfer_type = usbmon_xfer_type[p->ep->type],
.epnum = usbmon_epnum(p),
.devnum = p->ep->dev->addr,
.flag_data = '=',
.length = p->iov.size,
};
int data_len = p->iov.size;
if (p->ep->nr == 0) {
/* ignore control pipe packets */
return;
}
if (data_len > DATA_LEN) {
data_len = DATA_LEN;
}
if (!setup) {
packet.status = usbmon_status(p);
if (packet.length > p->actual_length) {
packet.length = p->actual_length;
}
if (data_len > p->actual_length) {
data_len = p->actual_length;
}
}
if (p->pid == USB_TOKEN_IN && setup) {
packet.flag_data = '<';
packet.length = 0;
data_len = 0;
}
if (p->pid == USB_TOKEN_OUT && !setup) {
packet.flag_data = '>';
packet.length = 0;
data_len = 0;
}
packet.len_cap = data_len + sizeof(packet);
do_usb_pcap_header(fp, &packet);
if (data_len) {
void *buf = g_malloc(data_len);
iov_to_buf(p->iov.iov, p->iov.niov, 0, buf, data_len);
fwrite(buf, data_len, 1, fp);
g_free(buf);
}
fflush(fp);
}
void usb_pcap_init(FILE *fp)
{
struct pcap_hdr header = {
.magic_number = PCAP_MAGIC,
.version_major = 2,
.version_minor = 4,
.snaplen = MAX(CTRL_LEN, DATA_LEN) + sizeof(struct usbmon_packet),
.network = LINKTYPE_USB_LINUX_MMAPPED,
};
fwrite(&header, sizeof(header), 1, fp);
}
void usb_pcap_ctrl(USBPacket *p, bool setup)
{
FILE *fp = p->ep->dev->pcap;
if (!fp) {
return;
}
do_usb_pcap_ctrl(fp, p, setup);
}
void usb_pcap_data(USBPacket *p, bool setup)
{
FILE *fp = p->ep->dev->pcap;
if (!fp) {
return;
}
do_usb_pcap_data(fp, p, setup);
}

8
include/hw/usb.h
View File

@ -231,6 +231,9 @@ struct USBDevice {
void *opaque;
uint32_t flags;
char *pcap_filename;
FILE *pcap;
/* Actual connected speed */
int speed;
/* Supported speeds, not in info because it may be variable (hostdevs) */
@ -570,4 +573,9 @@ int usb_get_quirks(uint16_t vendor_id, uint16_t product_id,
uint8_t interface_class, uint8_t interface_subclass,
uint8_t interface_protocol);
/* pcap.c */
void usb_pcap_init(FILE *fp);
void usb_pcap_ctrl(USBPacket *p, bool setup);
void usb_pcap_data(USBPacket *p, bool setup);
#endif

2
include/scsi/utils.h
View File

@ -57,6 +57,8 @@ extern const struct SCSISense sense_code_LBA_OUT_OF_RANGE;
extern const struct SCSISense sense_code_INVALID_FIELD;
/* Illegal request, Invalid field in parameter list */
extern const struct SCSISense sense_code_INVALID_PARAM;
/* Illegal request, Invalid value in parameter list */
extern const struct SCSISense sense_code_INVALID_PARAM_VALUE;
/* Illegal request, Parameter list length error */
extern const struct SCSISense sense_code_INVALID_PARAM_LEN;
/* Illegal request, LUN not supported */

5
scsi/utils.c
View File

@ -197,6 +197,11 @@ const struct SCSISense sense_code_INVALID_PARAM = {
.key = ILLEGAL_REQUEST, .asc = 0x26, .ascq = 0x00
};
/* Illegal request, Invalid value in parameter list */
const struct SCSISense sense_code_INVALID_PARAM_VALUE = {
.key = ILLEGAL_REQUEST, .asc = 0x26, .ascq = 0x01
};
/* Illegal request, Parameter list length error */
const struct SCSISense sense_code_INVALID_PARAM_LEN = {
.key = ILLEGAL_REQUEST, .asc = 0x1a, .ascq = 0x00