diff options
Diffstat (limited to 'drivers/staging/usbip/userspace/src/usbip_network.h')
| -rw-r--r-- | drivers/staging/usbip/userspace/src/usbip_network.h | 198 |
1 files changed, 198 insertions, 0 deletions
diff --git a/drivers/staging/usbip/userspace/src/usbip_network.h b/drivers/staging/usbip/userspace/src/usbip_network.h new file mode 100644 index 000000000000..1225466e1c59 --- /dev/null +++ b/drivers/staging/usbip/userspace/src/usbip_network.h @@ -0,0 +1,198 @@ +/* + * Copyright (C) 2005-2007 Takahiro Hirofuchi + */ + +#ifndef _USBIP_NETWORK_H +#define _USBIP_NETWORK_H + +#include "usbip.h" +#include <sys/types.h> +#include <sys/socket.h> +#include <netinet/tcp.h> + + +/* -------------------------------------------------- */ +/* Define Protocol Format */ +/* -------------------------------------------------- */ + + +/* ---------------------------------------------------------------------- */ +/* Common header for all the kinds of PDUs. */ +struct op_common { + uint16_t version; + +#define OP_REQUEST (0x80 << 8) +#define OP_REPLY (0x00 << 8) + uint16_t code; + + /* add more error code */ +#define ST_OK 0x00 +#define ST_NA 0x01 + uint32_t status; /* op_code status (for reply) */ + +} __attribute__((packed)); + +#define PACK_OP_COMMON(pack, op_common) do {\ + pack_uint16_t(pack, &(op_common)->version);\ + pack_uint16_t(pack, &(op_common)->code );\ + pack_uint32_t(pack, &(op_common)->status );\ +} while (0) + + +/* ---------------------------------------------------------------------- */ +/* Dummy Code */ +#define OP_UNSPEC 0x00 +#define OP_REQ_UNSPEC OP_UNSPEC +#define OP_REP_UNSPEC OP_UNSPEC + +/* ---------------------------------------------------------------------- */ +/* Retrieve USB device information. (still not used) */ +#define OP_DEVINFO 0x02 +#define OP_REQ_DEVINFO (OP_REQUEST | OP_DEVINFO) +#define OP_REP_DEVINFO (OP_REPLY | OP_DEVINFO) + +struct op_devinfo_request { + char busid[SYSFS_BUS_ID_SIZE]; +} __attribute__((packed)); + +struct op_devinfo_reply { + struct usb_device udev; + struct usb_interface uinf[]; +} __attribute__((packed)); + + +/* ---------------------------------------------------------------------- */ +/* Import a remote USB device. */ +#define OP_IMPORT 0x03 +#define OP_REQ_IMPORT (OP_REQUEST | OP_IMPORT) +#define OP_REP_IMPORT (OP_REPLY | OP_IMPORT) + +struct op_import_request { + char busid[SYSFS_BUS_ID_SIZE]; +} __attribute__((packed)); + +struct op_import_reply { + struct usb_device udev; +// struct usb_interface uinf[]; +} __attribute__((packed)); + +#define PACK_OP_IMPORT_REQUEST(pack, request) do {\ +} while (0) + +#define PACK_OP_IMPORT_REPLY(pack, reply) do {\ + pack_usb_device(pack, &(reply)->udev);\ +} while (0) + + + +/* ---------------------------------------------------------------------- */ +/* Export a USB device to a remote host. */ +#define OP_EXPORT 0x06 +#define OP_REQ_EXPORT (OP_REQUEST | OP_EXPORT) +#define OP_REP_EXPORT (OP_REPLY | OP_EXPORT) + +struct op_export_request { + struct usb_device udev; +} __attribute__((packed)); + +struct op_export_reply { + int returncode; +} __attribute__((packed)); + + +#define PACK_OP_EXPORT_REQUEST(pack, request) do {\ + pack_usb_device(pack, &(request)->udev);\ +} while (0) + +#define PACK_OP_EXPORT_REPLY(pack, reply) do {\ +} while (0) + +/* ---------------------------------------------------------------------- */ +/* un-Export a USB device from a remote host. */ +#define OP_UNEXPORT 0x07 +#define OP_REQ_UNEXPORT (OP_REQUEST | OP_UNEXPORT) +#define OP_REP_UNEXPORT (OP_REPLY | OP_UNEXPORT) + +struct op_unexport_request { + struct usb_device udev; +} __attribute__((packed)); + +struct op_unexport_reply { + int returncode; +} __attribute__((packed)); + +#define PACK_OP_UNEXPORT_REQUEST(pack, request) do {\ + pack_usb_device(pack, &(request)->udev);\ +} while (0) + +#define PACK_OP_UNEXPORT_REPLY(pack, reply) do {\ +} while (0) + + + +/* ---------------------------------------------------------------------- */ +/* Negotiate IPSec encryption key. (still not used) */ +#define OP_CRYPKEY 0x04 +#define OP_REQ_CRYPKEY (OP_REQUEST | OP_CRYPKEY) +#define OP_REP_CRYPKEY (OP_REPLY | OP_CRYPKEY) + +struct op_crypkey_request { + /* 128bit key */ + uint32_t key[4]; +} __attribute__((packed)); + +struct op_crypkey_reply { + uint32_t __reserved; +} __attribute__((packed)); + + +/* ---------------------------------------------------------------------- */ +/* Retrieve the list of exported USB devices. */ +#define OP_DEVLIST 0x05 +#define OP_REQ_DEVLIST (OP_REQUEST | OP_DEVLIST) +#define OP_REP_DEVLIST (OP_REPLY | OP_DEVLIST) + +struct op_devlist_request { +} __attribute__((packed)); + +struct op_devlist_reply { + uint32_t ndev; + /* followed by reply_extra[] */ +} __attribute__((packed)); + +struct op_devlist_reply_extra { + struct usb_device udev; + struct usb_interface uinf[]; +} __attribute__((packed)); + +#define PACK_OP_DEVLIST_REQUEST(pack, request) do {\ +} while (0) + +#define PACK_OP_DEVLIST_REPLY(pack, reply) do {\ + pack_uint32_t(pack, &(reply)->ndev);\ +} while (0) + + +/* -------------------------------------------------- */ +/* Declare Prototype Function */ +/* -------------------------------------------------- */ + +void pack_uint32_t(int pack, uint32_t *num); +void pack_uint16_t(int pack, uint16_t *num); +void pack_usb_device(int pack, struct usb_device *udev); +void pack_usb_interface(int pack, struct usb_interface *uinf); + +ssize_t usbip_recv(int sockfd, void *buff, size_t bufflen); +ssize_t usbip_send(int sockfd, void *buff, size_t bufflen); +int usbip_send_op_common(int sockfd, uint32_t code, uint32_t status); +int usbip_recv_op_common(int sockfd, uint16_t *code); +int usbip_set_reuseaddr(int sockfd); +int usbip_set_nodelay(int sockfd); +int usbip_set_keepalive(int sockfd); + +int tcp_connect(char *hostname, char *service); + +#define USBIP_PORT 3240 +#define USBIP_PORT_STRING "3240" + +#endif |