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sdp.c~
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/*
* sdp HID keyboard
*
* (c) Collin R. Mulliner <[email protected]>
* http://www.mulliner.org/bluetooth/
*
* License: GPLv2
*
* Parts taken from BlueZ(.org)
*
*/
#define _GNU_SOURCE
#include <assert.h>
#include <errno.h>
#include <fcntl.h>
#include <stdarg.h>
#include <stdbool.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/ioctl.h>
#include <sys/socket.h>
#include <sys/poll.h>
#include <termios.h>
#include <time.h>
#include <unistd.h>
#include <dirent.h>
#include <netinet/in.h>
#include <netdb.h>
#include <bluetooth/bluetooth.h>
#include <bluetooth/hci.h>
#include <bluetooth/hci_lib.h>
#include <bluetooth/sdp.h>
#include <bluetooth/sdp_lib.h>
#include <bluetooth/rfcomm.h>
#include <openobex/obex.h>
sdp_record_t *sdp_record;
sdp_session_t *sdp_session;
/*
* 100% taken from bluez-utils (sdptool)
*/
static void add_lang_attr(sdp_record_t *r)
{
sdp_lang_attr_t base_lang;
sdp_list_t *langs = 0;
/* UTF-8 MIBenum (http://www.iana.org/assignments/character-sets) */
base_lang.code_ISO639 = (0x65 << 8) | 0x6e;
base_lang.encoding = 106;
base_lang.base_offset = SDP_PRIMARY_LANG_BASE;
langs = sdp_list_append(0, &base_lang);
sdp_set_lang_attr(r, langs);
sdp_list_free(langs, 0);
}
void sdp_add_hid_attr()
{
sdp_list_t *svclass_id, *pfseq, *apseq, *root;
uuid_t root_uuid, hidkb_uuid, l2cap_uuid, hidp_uuid;
sdp_profile_desc_t profile[1];
sdp_list_t *aproto, *proto[3];
sdp_data_t *channel, *lang_lst, *lang_lst2, *hid_spec_lst, *hid_spec_lst2;
int i;
uint8_t dtd = SDP_UINT16;
uint8_t dtd2 = SDP_UINT8;
uint8_t dtd_data = SDP_TEXT_STR8;
sdp_session_t *session;
void *dtds[2];
void *values[2];
void *dtds2[2];
void *values2[2];
int leng[2];
uint8_t hid_spec_type = 0x22;
uint16_t hid_attr_lang[] = {0x409,0x100};
static const uint16_t ctrl = 0x11;
static const uint8_t intr = 0x13;
// DeviceReleaseNum 0x200
// ParserVersion 0x201
// DeviceSubclass 0x202
// CountryCode 0x203
// VirtualCable 0x204
// ReconnectInitiate 0x205
static const uint16_t hid_attr[] = {0x100,0x111,0x4,0x33,0x0,0x1};
// SDPDisable 0x208
// RemoteWakeup 0x20a
// ProfileVersion 0x20b
// SupervisionTimeout 0x20c
// NormallyConnectable 0x20d
// BootDevice 0x20e
static const uint16_t hid_attr2[] = {0x0,0x1,0x01,0x100,0xc80,0x00,0x00};
// taken from: sdptool records --tree xx:xx:xx:xx:xx
const uint8_t hid_spec[] = {
0x05,
0x01,
0x09,
0x05,
0xa1,
0x01,
0x85,
0x10,
0x15,
0x00,
0x26,
0xff,
0x00,
0x75,
0x08,
0x95,
0x01,
0x06,
0x00,
0xff,
0x09,
0x01,
0x91,
0x00,
0x85,
0x11,
0x95,
0x01,
0x09,
0x01,
0x91,
0x00,
0x85,
0x12,
0x95,
0x02,
0x09,
0x01,
0x91,
0x00,
0x85,
0x13,
0x95,
0x01,
0x09,
0x01,
0x91,
0x00,
0x85,
0x14,
0x95,
0x01,
0x09,
0x01,
0x91,
0x00,
0x85,
0x15,
0x95,
0x01,
0x09,
0x01,
0x91,
0x00,
0x85,
0x16,
0x95,
0x15,
0x09,
0x01,
0x91,
0x00,
0x85,
0x17,
0x95,
0x06,
0x09,
0x01,
0x91,
0x00,
0x85,
0x18,
0x95,
0x15,
0x09,
0x01,
0x91,
0x00,
0x85,
0x19,
0x95,
0x01,
0x09,
0x01,
0x91,
0x00,
0x85,
0x1a,
0x95,
0x01,
0x09,
0x01,
0x91,
0x00,
0x85,
0x20,
0x95,
0x06,
0x09,
0x01,
0x81,
0x00,
0x85,
0x21,
0x95,
0x15,
0x09,
0x01,
0x81,
0x00,
0x85,
0x22,
0x95,
0x04,
0x09,
0x01,
0x81,
0x00,
0x85,
0x30,
0x95,
0x02,
0x09,
0x01,
0x81,
0x00,
0x85,
0x31,
0x95,
0x05,
0x09,
0x01,
0x81,
0x00,
0x85,
0x32,
0x95,
0x0a,
0x09,
0x01,
0x81,
0x00,
0x85,
0x33,
0x95,
0x11,
0x09,
0x01,
0x81,
0x00,
0x85,
0x34,
0x95,
0x15,
0x09,
0x01,
0x81,
0x00,
0x85,
0x35,
0x95,
0x15,
0x09,
0x01,
0x81,
0x00,
0x85,
0x36,
0x95,
0x15,
0x09,
0x01,
0x81,
0x00,
0x85,
0x37,
0x95,
0x15,
0x09,
0x01,
0x81,
0x00,
0x85,
0x3d,
0x95,
0x15,
0x09,
0x01,
0x81,
0x00,
0x85,
0x3e,
0x95,
0x15,
0x09,
0x01,
0x81,
0x00,
0x85,
0x3f,
0x95,
0x15,
0x09,
0x01,
0x81,
0x00,
0xc0 // end tag
};
if (!sdp_session) {
printf("%s: sdp_session invalid\n", (char*)__func__);
exit(-1);
}
session = sdp_session;
sdp_record = sdp_record_alloc();
if (!sdp_record) {
perror("add_keyboard sdp_record_alloc: ");
exit(-1);
}
memset((void*)sdp_record, 0, sizeof(sdp_record_t));
sdp_record->handle = 0xffffffff;
sdp_uuid16_create(&root_uuid, PUBLIC_BROWSE_GROUP);
root = sdp_list_append(0, &root_uuid);
sdp_set_browse_groups(sdp_record, root);
add_lang_attr(sdp_record);
sdp_uuid16_create(&hidkb_uuid, HID_SVCLASS_ID); // Create classID to 0x1124
svclass_id = sdp_list_append(0, &hidkb_uuid); // Add to list
sdp_set_service_classes(sdp_record, svclass_id); // Set current record to HID
sdp_uuid16_create(&profile[0].uuid, HID_PROFILE_ID);
profile[0].version = 0x0100;
pfseq = sdp_list_append(0, profile);
sdp_set_profile_descs(sdp_record, pfseq);
// PROTO
sdp_uuid16_create(&l2cap_uuid, L2CAP_UUID);
proto[1] = sdp_list_append(0, &l2cap_uuid);
channel = sdp_data_alloc(SDP_UINT16, &ctrl);
proto[1] = sdp_list_append(proto[1], channel);
apseq = sdp_list_append(0, proto[1]);
sdp_uuid16_create(&hidp_uuid, HIDP_UUID);
proto[2] = sdp_list_append(0, &hidp_uuid);
apseq = sdp_list_append(apseq, proto[2]);
aproto = sdp_list_append(0, apseq);
sdp_set_access_protos(sdp_record, aproto);
// ATTR_ADD_PROTO
proto[1] = sdp_list_append(0, &l2cap_uuid);
channel = sdp_data_alloc(SDP_UINT8, &intr);
proto[1] = sdp_list_append(proto[1], channel);
apseq = sdp_list_append(0, proto[1]);
sdp_uuid16_create(&hidp_uuid, HIDP_UUID);
proto[2] = sdp_list_append(0, &hidp_uuid);
apseq = sdp_list_append(apseq, proto[2]);
aproto = sdp_list_append(0, apseq);
sdp_set_add_access_protos(sdp_record, aproto);
sdp_set_info_attr(sdp_record, "Nintendo RVL-CNT-01",
"Nintendo", "Nintendo RVL-CNT-01");
for (i = 0; i < sizeof(hid_attr)/2; i++) {
sdp_attr_add_new(sdp_record, SDP_ATTR_HID_DEVICE_RELEASE_NUMBER+i, SDP_UINT16, &hid_attr[i]);
}
dtds[0] = &dtd2;
values[0] = &hid_spec_type;
dtds[1] = &dtd_data;
values[1] = (uint8_t*)hid_spec;
leng[0] = 0;
leng[1] = sizeof(hid_spec);
hid_spec_lst = sdp_seq_alloc_with_length(dtds, values, leng, 2);
hid_spec_lst2 = sdp_data_alloc(SDP_SEQ8, hid_spec_lst);
sdp_attr_add(sdp_record, SDP_ATTR_HID_DESCRIPTOR_LIST, hid_spec_lst2);
for (i = 0; i < sizeof(hid_attr_lang)/2; i++) {
dtds2[i] = &dtd;
values2[i] = &hid_attr_lang[i];
}
lang_lst = sdp_seq_alloc(dtds2, values2, sizeof(hid_attr_lang)/2);
lang_lst2 = sdp_data_alloc(SDP_SEQ8, lang_lst);
sdp_attr_add(sdp_record, SDP_ATTR_HID_LANG_ID_BASE_LIST, lang_lst2);
for (i = 0; i < sizeof(hid_attr2)/2; i++)
{
sdp_attr_add_new(sdp_record, SDP_ATTR_HID_SDP_DISABLE+i, SDP_UINT16, &hid_attr2[i]);
}
if (sdp_record_register(session, sdp_record, 0) < 0) {
printf("%s: HID Device (Keyboard) Service Record registration failed\n", (char*)__func__);
exit(-1);
}
}
/*
* add keyboard descriptor
*/
void sdp_add_device_attr()
{
sdp_list_t *svclass_id, *pfseq, *apseq, *root;
uuid_t root_uuid, hidkb_uuid, l2cap_uuid, hidp_uuid;
sdp_profile_desc_t profile[1];
sdp_list_t *aproto, *proto[3];
sdp_data_t *channel, *lang_lst, *lang_lst2, *hid_spec_lst, *hid_spec_lst2;
int i;
uint8_t dtd = SDP_UINT16;
uint8_t dtd2 = SDP_UINT8;
uint8_t dtd_data = SDP_TEXT_STR8;
sdp_session_t *session;
void *dtds[2];
void *values[2];
void *dtds2[2];
void *values2[2];
int leng[2];
uint8_t hid_spec_type = 0x22;
uint16_t hid_attr_lang[] = {0x409,0x100};
static const uint8_t ctrl = 0x01;
static const uint8_t intr = 0x13;
// DeviceReleaseNum 0x200
// ParserVersion 0x201
// DeviceSubclass 0x202
// CountryCode 0x203
// VirtualCable 0x204
// ReconnectInitiate 0x205
static const uint16_t hid_attr[] = {0x100,0x57e,0x306,0x3a16,0x1,0x2};
// SDPDisable 0x208
// RemoteWakeup 0x20a
// ProfileVersion 0x20b
// SupervisionTimeout 0x20c
// NormallyConnectable 0x20d
// BootDevice 0x20e
static const uint16_t hid_attr2[] = {0x0,0x01,0x100,0xc80,0x00,0x00};
// taken from: sdptool records --tree xx:xx:xx:xx:xx
if (!sdp_session) {
printf("%s: sdp_session invalid\n", (char*)__func__);
exit(-1);
}
session = sdp_session;
sdp_record = sdp_record_alloc();
if (!sdp_record) {
perror("add_keyboard sdp_record_alloc: ");
exit(-1);
}
memset((void*)sdp_record, 0, sizeof(sdp_record_t));
sdp_record->handle = 0xffffffff;
sdp_uuid16_create(&root_uuid, PUBLIC_BROWSE_GROUP);
root = sdp_list_append(0, &root_uuid);
sdp_set_browse_groups(sdp_record, root);
//add_lang_attr(sdp_record);
sdp_uuid16_create(&hidkb_uuid, PNP_INFO_SVCLASS_ID); // Create classID to 0x1124
svclass_id = sdp_list_append(0, &hidkb_uuid); // Add to list
sdp_set_service_classes(sdp_record, svclass_id); // Set current record to HID
sdp_uuid16_create(&profile[0].uuid, PNP_INFO_PROFILE_ID);
profile[0].version = 0x0100;
pfseq = sdp_list_append(0, profile);
sdp_set_profile_descs(sdp_record, pfseq);
// PROTO
sdp_uuid16_create(&l2cap_uuid, L2CAP_UUID);
proto[1] = sdp_list_append(0, &l2cap_uuid);
channel = sdp_data_alloc(SDP_UINT8, &ctrl);
proto[1] = sdp_list_append(proto[1], channel);
apseq = sdp_list_append(0, proto[1]);
sdp_uuid16_create(&hidp_uuid, SDP_UUID);
proto[2] = sdp_list_append(0, &hidp_uuid);
apseq = sdp_list_append(apseq, proto[2]);
aproto = sdp_list_append(0, apseq);
sdp_set_access_protos(sdp_record, aproto);
for (i = 0; i < sizeof(hid_attr)/2; i++) {
sdp_attr_add_new(sdp_record, SDP_ATTR_HID_DEVICE_RELEASE_NUMBER+i, SDP_UINT16, &hid_attr[i]);
}
if (sdp_record_register(session, sdp_record, 0) < 0) {
printf("%s: HID Device (Keyboard) Service Record registration failed\n", (char*)__func__);
exit(-1);
}
}
void sdp_remove()
{
if (sdp_record && sdp_record_unregister(sdp_session, sdp_record)) {
printf("%s: HID Device (Keyboard) Service Record unregistration failed\n", (char*)__func__);
}
sdp_close(sdp_session);
}
int sdp_open()
{
if (!sdp_session) {
sdp_session = sdp_connect(BDADDR_ANY, BDADDR_LOCAL, 0);
}
if (!sdp_session) {
printf("%s: sdp_session invalid\n", (char*)__func__);
//exit(-1);
}
else {
return(1);
}
return(0);
}
int main()
{
sdp_open();
sdp_add_hid_attr();
sdp_add_device_attr();
//sleep(60);
//sdp_remove();
return(1);
}