diff options
Diffstat (limited to 'hw/bt/sdp.c')
| -rw-r--r-- | hw/bt/sdp.c | 989 |
1 files changed, 0 insertions, 989 deletions
diff --git a/hw/bt/sdp.c b/hw/bt/sdp.c deleted file mode 100644 index 2860d76c85..0000000000 --- a/hw/bt/sdp.c +++ /dev/null @@ -1,989 +0,0 @@ -/* - * Service Discover Protocol server for QEMU L2CAP devices - * - * Copyright (C) 2008 Andrzej Zaborowski <balrog@zabor.org> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, see <http://www.gnu.org/licenses/>. - */ - -#include "qemu/osdep.h" -#include "qemu/error-report.h" -#include "qemu/host-utils.h" -#include "hw/bt.h" - -struct bt_l2cap_sdp_state_s { - struct bt_l2cap_conn_params_s *channel; - - struct sdp_service_record_s { - int match; - - int *uuid; - int uuids; - struct sdp_service_attribute_s { - int match; - - int attribute_id; - int len; - void *pair; - } *attribute_list; - int attributes; - } *service_list; - int services; -}; - -static ssize_t sdp_datalen(const uint8_t **element, ssize_t *left) -{ - uint32_t len = *(*element) ++ & SDP_DSIZE_MASK; - - if (!*left) - return -1; - (*left) --; - - if (len < SDP_DSIZE_NEXT1) - return 1 << len; - else if (len == SDP_DSIZE_NEXT1) { - if (*left < 1) - return -1; - (*left) --; - - return *(*element) ++; - } else if (len == SDP_DSIZE_NEXT2) { - if (*left < 2) - return -1; - (*left) -= 2; - - len = (*(*element) ++) << 8; - return len | (*(*element) ++); - } else { - if (*left < 4) - return -1; - (*left) -= 4; - - len = (*(*element) ++) << 24; - len |= (*(*element) ++) << 16; - len |= (*(*element) ++) << 8; - return len | (*(*element) ++); - } -} - -static const uint8_t bt_base_uuid[12] = { - 0x00, 0x00, 0x10, 0x00, 0x80, 0x00, 0x00, 0x80, 0x5f, 0x9b, 0x34, 0xfb, -}; - -static int sdp_uuid_match(struct sdp_service_record_s *record, - const uint8_t *uuid, ssize_t datalen) -{ - int *lo, hi, val; - - if (datalen == 16 || datalen == 4) { - if (datalen == 16 && memcmp(uuid + 4, bt_base_uuid, 12)) - return 0; - - if (uuid[0] | uuid[1]) - return 0; - uuid += 2; - } - - val = (uuid[0] << 8) | uuid[1]; - lo = record->uuid; - hi = record->uuids; - while (hi >>= 1) - if (lo[hi] <= val) - lo += hi; - - return *lo == val; -} - -#define CONTINUATION_PARAM_SIZE (1 + sizeof(int)) -#define MAX_PDU_OUT_SIZE 96 /* Arbitrary */ -#define PDU_HEADER_SIZE 5 -#define MAX_RSP_PARAM_SIZE (MAX_PDU_OUT_SIZE - PDU_HEADER_SIZE - \ - CONTINUATION_PARAM_SIZE) - -static int sdp_svc_match(struct bt_l2cap_sdp_state_s *sdp, - const uint8_t **req, ssize_t *len) -{ - size_t datalen; - int i; - - if ((**req & ~SDP_DSIZE_MASK) != SDP_DTYPE_UUID) - return 1; - - datalen = sdp_datalen(req, len); - if (datalen != 2 && datalen != 4 && datalen != 16) - return 1; - - for (i = 0; i < sdp->services; i ++) - if (sdp_uuid_match(&sdp->service_list[i], *req, datalen)) - sdp->service_list[i].match = 1; - - (*req) += datalen; - (*len) -= datalen; - - return 0; -} - -static ssize_t sdp_svc_search(struct bt_l2cap_sdp_state_s *sdp, - uint8_t *rsp, const uint8_t *req, ssize_t len) -{ - ssize_t seqlen; - int i, count, start, end, max; - int32_t handle; - - /* Perform the search */ - for (i = 0; i < sdp->services; i ++) - sdp->service_list[i].match = 0; - - if (len < 1) - return -SDP_INVALID_SYNTAX; - if ((*req & ~SDP_DSIZE_MASK) == SDP_DTYPE_SEQ) { - seqlen = sdp_datalen(&req, &len); - if (seqlen < 3 || len < seqlen) - return -SDP_INVALID_SYNTAX; - len -= seqlen; - while (seqlen) - if (sdp_svc_match(sdp, &req, &seqlen)) - return -SDP_INVALID_SYNTAX; - } else { - if (sdp_svc_match(sdp, &req, &len)) { - return -SDP_INVALID_SYNTAX; - } - } - - if (len < 3) - return -SDP_INVALID_SYNTAX; - max = (req[0] << 8) | req[1]; - req += 2; - len -= 2; - - if (*req) { - if (len <= sizeof(int)) - return -SDP_INVALID_SYNTAX; - len -= sizeof(int); - memcpy(&start, req + 1, sizeof(int)); - } else - start = 0; - - if (len > 1) - return -SDP_INVALID_SYNTAX; - - /* Output the results */ - len = 4; - count = 0; - end = start; - for (i = 0; i < sdp->services; i ++) - if (sdp->service_list[i].match) { - if (count >= start && count < max && len + 4 < MAX_RSP_PARAM_SIZE) { - handle = i; - memcpy(rsp + len, &handle, 4); - len += 4; - end = count + 1; - } - - count ++; - } - - rsp[0] = count >> 8; - rsp[1] = count & 0xff; - rsp[2] = (end - start) >> 8; - rsp[3] = (end - start) & 0xff; - - if (end < count) { - rsp[len ++] = sizeof(int); - memcpy(rsp + len, &end, sizeof(int)); - len += 4; - } else - rsp[len ++] = 0; - - return len; -} - -static int sdp_attr_match(struct sdp_service_record_s *record, - const uint8_t **req, ssize_t *len) -{ - int i, start, end; - - if (**req == (SDP_DTYPE_UINT | SDP_DSIZE_2)) { - (*req) ++; - if (*len < 3) - return 1; - - start = (*(*req) ++) << 8; - start |= *(*req) ++; - end = start; - *len -= 3; - } else if (**req == (SDP_DTYPE_UINT | SDP_DSIZE_4)) { - (*req) ++; - if (*len < 5) - return 1; - - start = (*(*req) ++) << 8; - start |= *(*req) ++; - end = (*(*req) ++) << 8; - end |= *(*req) ++; - *len -= 5; - } else - return 1; - - for (i = 0; i < record->attributes; i ++) - if (record->attribute_list[i].attribute_id >= start && - record->attribute_list[i].attribute_id <= end) - record->attribute_list[i].match = 1; - - return 0; -} - -static ssize_t sdp_attr_get(struct bt_l2cap_sdp_state_s *sdp, - uint8_t *rsp, const uint8_t *req, ssize_t len) -{ - ssize_t seqlen; - int i, start, end, max; - int32_t handle; - struct sdp_service_record_s *record; - uint8_t *lst; - - /* Perform the search */ - if (len < 7) - return -SDP_INVALID_SYNTAX; - memcpy(&handle, req, 4); - req += 4; - len -= 4; - - if (handle < 0 || handle > sdp->services) - return -SDP_INVALID_RECORD_HANDLE; - record = &sdp->service_list[handle]; - - for (i = 0; i < record->attributes; i ++) - record->attribute_list[i].match = 0; - - max = (req[0] << 8) | req[1]; - req += 2; - len -= 2; - if (max < 0x0007) - return -SDP_INVALID_SYNTAX; - - if ((*req & ~SDP_DSIZE_MASK) == SDP_DTYPE_SEQ) { - seqlen = sdp_datalen(&req, &len); - if (seqlen < 3 || len < seqlen) - return -SDP_INVALID_SYNTAX; - len -= seqlen; - - while (seqlen) - if (sdp_attr_match(record, &req, &seqlen)) - return -SDP_INVALID_SYNTAX; - } else { - if (sdp_attr_match(record, &req, &len)) { - return -SDP_INVALID_SYNTAX; - } - } - - if (len < 1) - return -SDP_INVALID_SYNTAX; - - if (*req) { - if (len <= sizeof(int)) - return -SDP_INVALID_SYNTAX; - len -= sizeof(int); - memcpy(&start, req + 1, sizeof(int)); - } else - start = 0; - - if (len > 1) - return -SDP_INVALID_SYNTAX; - - /* Output the results */ - lst = rsp + 2; - max = MIN(max, MAX_RSP_PARAM_SIZE); - len = 3 - start; - end = 0; - for (i = 0; i < record->attributes; i ++) - if (record->attribute_list[i].match) { - if (len >= 0 && len + record->attribute_list[i].len < max) { - memcpy(lst + len, record->attribute_list[i].pair, - record->attribute_list[i].len); - end = len + record->attribute_list[i].len; - } - len += record->attribute_list[i].len; - } - if (0 >= start) { - lst[0] = SDP_DTYPE_SEQ | SDP_DSIZE_NEXT2; - lst[1] = (len + start - 3) >> 8; - lst[2] = (len + start - 3) & 0xff; - } - - rsp[0] = end >> 8; - rsp[1] = end & 0xff; - - if (end < len) { - len = end + start; - lst[end ++] = sizeof(int); - memcpy(lst + end, &len, sizeof(int)); - end += sizeof(int); - } else - lst[end ++] = 0; - - return end + 2; -} - -static int sdp_svc_attr_match(struct bt_l2cap_sdp_state_s *sdp, - const uint8_t **req, ssize_t *len) -{ - int i, j, start, end; - struct sdp_service_record_s *record; - - if (**req == (SDP_DTYPE_UINT | SDP_DSIZE_2)) { - (*req) ++; - if (*len < 3) - return 1; - - start = (*(*req) ++) << 8; - start |= *(*req) ++; - end = start; - *len -= 3; - } else if (**req == (SDP_DTYPE_UINT | SDP_DSIZE_4)) { - (*req) ++; - if (*len < 5) - return 1; - - start = (*(*req) ++) << 8; - start |= *(*req) ++; - end = (*(*req) ++) << 8; - end |= *(*req) ++; - *len -= 5; - } else - return 1; - - for (i = 0; i < sdp->services; i ++) - if ((record = &sdp->service_list[i])->match) - for (j = 0; j < record->attributes; j ++) - if (record->attribute_list[j].attribute_id >= start && - record->attribute_list[j].attribute_id <= end) - record->attribute_list[j].match = 1; - - return 0; -} - -static ssize_t sdp_svc_search_attr_get(struct bt_l2cap_sdp_state_s *sdp, - uint8_t *rsp, const uint8_t *req, ssize_t len) -{ - ssize_t seqlen; - int i, j, start, end, max; - struct sdp_service_record_s *record; - uint8_t *lst; - - /* Perform the search */ - for (i = 0; i < sdp->services; i ++) { - sdp->service_list[i].match = 0; - for (j = 0; j < sdp->service_list[i].attributes; j ++) - sdp->service_list[i].attribute_list[j].match = 0; - } - - if (len < 1) - return -SDP_INVALID_SYNTAX; - if ((*req & ~SDP_DSIZE_MASK) == SDP_DTYPE_SEQ) { - seqlen = sdp_datalen(&req, &len); - if (seqlen < 3 || len < seqlen) - return -SDP_INVALID_SYNTAX; - len -= seqlen; - - while (seqlen) - if (sdp_svc_match(sdp, &req, &seqlen)) - return -SDP_INVALID_SYNTAX; - } else { - if (sdp_svc_match(sdp, &req, &len)) { - return -SDP_INVALID_SYNTAX; - } - } - - if (len < 3) - return -SDP_INVALID_SYNTAX; - max = (req[0] << 8) | req[1]; - req += 2; - len -= 2; - if (max < 0x0007) - return -SDP_INVALID_SYNTAX; - - if ((*req & ~SDP_DSIZE_MASK) == SDP_DTYPE_SEQ) { - seqlen = sdp_datalen(&req, &len); - if (seqlen < 3 || len < seqlen) - return -SDP_INVALID_SYNTAX; - len -= seqlen; - - while (seqlen) - if (sdp_svc_attr_match(sdp, &req, &seqlen)) - return -SDP_INVALID_SYNTAX; - } else { - if (sdp_svc_attr_match(sdp, &req, &len)) { - return -SDP_INVALID_SYNTAX; - } - } - - if (len < 1) - return -SDP_INVALID_SYNTAX; - - if (*req) { - if (len <= sizeof(int)) - return -SDP_INVALID_SYNTAX; - len -= sizeof(int); - memcpy(&start, req + 1, sizeof(int)); - } else - start = 0; - - if (len > 1) - return -SDP_INVALID_SYNTAX; - - /* Output the results */ - /* This assumes empty attribute lists are never to be returned even - * for matching Service Records. In practice this shouldn't happen - * as the requestor will usually include the always present - * ServiceRecordHandle AttributeID in AttributeIDList. */ - lst = rsp + 2; - max = MIN(max, MAX_RSP_PARAM_SIZE); - len = 3 - start; - end = 0; - for (i = 0; i < sdp->services; i ++) - if ((record = &sdp->service_list[i])->match) { - len += 3; - seqlen = len; - for (j = 0; j < record->attributes; j ++) - if (record->attribute_list[j].match) { - if (len >= 0) - if (len + record->attribute_list[j].len < max) { - memcpy(lst + len, record->attribute_list[j].pair, - record->attribute_list[j].len); - end = len + record->attribute_list[j].len; - } - len += record->attribute_list[j].len; - } - if (seqlen == len) - len -= 3; - else if (seqlen >= 3 && seqlen < max) { - lst[seqlen - 3] = SDP_DTYPE_SEQ | SDP_DSIZE_NEXT2; - lst[seqlen - 2] = (len - seqlen) >> 8; - lst[seqlen - 1] = (len - seqlen) & 0xff; - } - } - if (len == 3 - start) - len -= 3; - else if (0 >= start) { - lst[0] = SDP_DTYPE_SEQ | SDP_DSIZE_NEXT2; - lst[1] = (len + start - 3) >> 8; - lst[2] = (len + start - 3) & 0xff; - } - - rsp[0] = end >> 8; - rsp[1] = end & 0xff; - - if (end < len) { - len = end + start; - lst[end ++] = sizeof(int); - memcpy(lst + end, &len, sizeof(int)); - end += sizeof(int); - } else - lst[end ++] = 0; - - return end + 2; -} - -static void bt_l2cap_sdp_sdu_in(void *opaque, const uint8_t *data, int len) -{ - struct bt_l2cap_sdp_state_s *sdp = opaque; - enum bt_sdp_cmd pdu_id; - uint8_t rsp[MAX_PDU_OUT_SIZE - PDU_HEADER_SIZE], *sdu_out; - int transaction_id, plen; - int err = 0; - int rsp_len = 0; - - if (len < 5) { - error_report("%s: short SDP PDU (%iB).", __func__, len); - return; - } - - pdu_id = *data ++; - transaction_id = (data[0] << 8) | data[1]; - plen = (data[2] << 8) | data[3]; - data += 4; - len -= 5; - - if (len != plen) { - error_report("%s: wrong SDP PDU length (%iB != %iB).", - __func__, plen, len); - err = SDP_INVALID_PDU_SIZE; - goto respond; - } - - switch (pdu_id) { - case SDP_SVC_SEARCH_REQ: - rsp_len = sdp_svc_search(sdp, rsp, data, len); - pdu_id = SDP_SVC_SEARCH_RSP; - break; - - case SDP_SVC_ATTR_REQ: - rsp_len = sdp_attr_get(sdp, rsp, data, len); - pdu_id = SDP_SVC_ATTR_RSP; - break; - - case SDP_SVC_SEARCH_ATTR_REQ: - rsp_len = sdp_svc_search_attr_get(sdp, rsp, data, len); - pdu_id = SDP_SVC_SEARCH_ATTR_RSP; - break; - - case SDP_ERROR_RSP: - case SDP_SVC_ATTR_RSP: - case SDP_SVC_SEARCH_RSP: - case SDP_SVC_SEARCH_ATTR_RSP: - default: - error_report("%s: unexpected SDP PDU ID %02x.", - __func__, pdu_id); - err = SDP_INVALID_SYNTAX; - break; - } - - if (rsp_len < 0) { - err = -rsp_len; - rsp_len = 0; - } - -respond: - if (err) { - pdu_id = SDP_ERROR_RSP; - rsp[rsp_len ++] = err >> 8; - rsp[rsp_len ++] = err & 0xff; - } - - sdu_out = sdp->channel->sdu_out(sdp->channel, rsp_len + PDU_HEADER_SIZE); - - sdu_out[0] = pdu_id; - sdu_out[1] = transaction_id >> 8; - sdu_out[2] = transaction_id & 0xff; - sdu_out[3] = rsp_len >> 8; - sdu_out[4] = rsp_len & 0xff; - memcpy(sdu_out + PDU_HEADER_SIZE, rsp, rsp_len); - - sdp->channel->sdu_submit(sdp->channel); -} - -static void bt_l2cap_sdp_close_ch(void *opaque) -{ - struct bt_l2cap_sdp_state_s *sdp = opaque; - int i; - - for (i = 0; i < sdp->services; i ++) { - g_free(sdp->service_list[i].attribute_list[0].pair); - g_free(sdp->service_list[i].attribute_list); - g_free(sdp->service_list[i].uuid); - } - g_free(sdp->service_list); - g_free(sdp); -} - -struct sdp_def_service_s { - uint16_t class_uuid; - struct sdp_def_attribute_s { - uint16_t id; - struct sdp_def_data_element_s { - uint8_t type; - union { - uint32_t uint; - const char *str; - struct sdp_def_data_element_s *list; - } value; - } data; - } attributes[]; -}; - -/* Calculate a safe byte count to allocate that will store the given - * element, at the same time count elements of a UUID type. */ -static int sdp_attr_max_size(struct sdp_def_data_element_s *element, - int *uuids) -{ - int type = element->type & ~SDP_DSIZE_MASK; - int len; - - if (type == SDP_DTYPE_UINT || type == SDP_DTYPE_UUID || - type == SDP_DTYPE_BOOL) { - if (type == SDP_DTYPE_UUID) - (*uuids) ++; - return 1 + (1 << (element->type & SDP_DSIZE_MASK)); - } - - if (type == SDP_DTYPE_STRING || type == SDP_DTYPE_URL) { - if (element->type & SDP_DSIZE_MASK) { - for (len = 0; element->value.str[len] | - element->value.str[len + 1]; len ++); - return len; - } else - return 2 + strlen(element->value.str); - } - - if (type != SDP_DTYPE_SEQ) - exit(-1); - len = 2; - element = element->value.list; - while (element->type) - len += sdp_attr_max_size(element ++, uuids); - if (len > 255) - exit (-1); - - return len; -} - -static int sdp_attr_write(uint8_t *data, - struct sdp_def_data_element_s *element, int **uuid) -{ - int type = element->type & ~SDP_DSIZE_MASK; - int len = 0; - - if (type == SDP_DTYPE_UINT || type == SDP_DTYPE_BOOL) { - data[len ++] = element->type; - if ((element->type & SDP_DSIZE_MASK) == SDP_DSIZE_1) - data[len ++] = (element->value.uint >> 0) & 0xff; - else if ((element->type & SDP_DSIZE_MASK) == SDP_DSIZE_2) { - data[len ++] = (element->value.uint >> 8) & 0xff; - data[len ++] = (element->value.uint >> 0) & 0xff; - } else if ((element->type & SDP_DSIZE_MASK) == SDP_DSIZE_4) { - data[len ++] = (element->value.uint >> 24) & 0xff; - data[len ++] = (element->value.uint >> 16) & 0xff; - data[len ++] = (element->value.uint >> 8) & 0xff; - data[len ++] = (element->value.uint >> 0) & 0xff; - } - - return len; - } - - if (type == SDP_DTYPE_UUID) { - *(*uuid) ++ = element->value.uint; - - data[len ++] = element->type; - data[len ++] = (element->value.uint >> 24) & 0xff; - data[len ++] = (element->value.uint >> 16) & 0xff; - data[len ++] = (element->value.uint >> 8) & 0xff; - data[len ++] = (element->value.uint >> 0) & 0xff; - memcpy(data + len, bt_base_uuid, 12); - - return len + 12; - } - - data[0] = type | SDP_DSIZE_NEXT1; - if (type == SDP_DTYPE_STRING || type == SDP_DTYPE_URL) { - if (element->type & SDP_DSIZE_MASK) - for (len = 0; element->value.str[len] | - element->value.str[len + 1]; len ++); - else - len = strlen(element->value.str); - memcpy(data + 2, element->value.str, data[1] = len); - - return len + 2; - } - - len = 2; - element = element->value.list; - while (element->type) - len += sdp_attr_write(data + len, element ++, uuid); - data[1] = len - 2; - - return len; -} - -static int sdp_attributeid_compare(const struct sdp_service_attribute_s *a, - const struct sdp_service_attribute_s *b) -{ - return (int) b->attribute_id - a->attribute_id; -} - -static int sdp_uuid_compare(const int *a, const int *b) -{ - return *a - *b; -} - -static void sdp_service_record_build(struct sdp_service_record_s *record, - struct sdp_def_service_s *def, int handle) -{ - int len = 0; - uint8_t *data; - int *uuid; - - record->uuids = 0; - while (def->attributes[record->attributes].data.type) { - len += 3; - len += sdp_attr_max_size(&def->attributes[record->attributes ++].data, - &record->uuids); - } - - assert(len > 0); - record->uuids = pow2ceil(record->uuids); - record->attribute_list = - g_malloc0(record->attributes * sizeof(*record->attribute_list)); - record->uuid = - g_malloc0(record->uuids * sizeof(*record->uuid)); - data = g_malloc(len); - - record->attributes = 0; - uuid = record->uuid; - while (def->attributes[record->attributes].data.type) { - int attribute_id = def->attributes[record->attributes].id; - record->attribute_list[record->attributes].pair = data; - record->attribute_list[record->attributes].attribute_id = attribute_id; - - len = 0; - data[len ++] = SDP_DTYPE_UINT | SDP_DSIZE_2; - data[len ++] = attribute_id >> 8; - data[len ++] = attribute_id & 0xff; - len += sdp_attr_write(data + len, - &def->attributes[record->attributes].data, &uuid); - - /* Special case: assign a ServiceRecordHandle in sequence */ - if (def->attributes[record->attributes].id == SDP_ATTR_RECORD_HANDLE) - def->attributes[record->attributes].data.value.uint = handle; - /* Note: we could also assign a ServiceDescription based on - * sdp->device.device->lmp_name. */ - - record->attribute_list[record->attributes ++].len = len; - data += len; - } - - /* Sort the attribute list by the AttributeID. The first must be - * SDP_ATTR_RECORD_HANDLE so that bt_l2cap_sdp_close_ch can free - * the buffer. - */ - qsort(record->attribute_list, record->attributes, - sizeof(*record->attribute_list), - (void *) sdp_attributeid_compare); - assert(record->attribute_list[0].pair == data); - - /* Sort the searchable UUIDs list for bisection */ - qsort(record->uuid, record->uuids, - sizeof(*record->uuid), - (void *) sdp_uuid_compare); -} - -static void sdp_service_db_build(struct bt_l2cap_sdp_state_s *sdp, - struct sdp_def_service_s **service) -{ - sdp->services = 0; - while (service[sdp->services]) - sdp->services ++; - sdp->service_list = - g_malloc0(sdp->services * sizeof(*sdp->service_list)); - - sdp->services = 0; - while (*service) { - sdp_service_record_build(&sdp->service_list[sdp->services], - *service, sdp->services); - service ++; - sdp->services ++; - } -} - -#define LAST { .type = 0 } -#define SERVICE(name, attrs) \ - static struct sdp_def_service_s glue(glue(sdp_service_, name), _s) = { \ - .attributes = { attrs { .data = LAST } }, \ - }; -#define ATTRIBUTE(attrid, val) { .id = glue(SDP_ATTR_, attrid), .data = val }, -#define UINT8(val) { \ - .type = SDP_DTYPE_UINT | SDP_DSIZE_1, \ - .value.uint = val, \ - }, -#define UINT16(val) { \ - .type = SDP_DTYPE_UINT | SDP_DSIZE_2, \ - .value.uint = val, \ - }, -#define UINT32(val) { \ - .type = SDP_DTYPE_UINT | SDP_DSIZE_4, \ - .value.uint = val, \ - }, -#define UUID128(val) { \ - .type = SDP_DTYPE_UUID | SDP_DSIZE_16, \ - .value.uint = val, \ - }, -#define SDP_TRUE { \ - .type = SDP_DTYPE_BOOL | SDP_DSIZE_1, \ - .value.uint = 1, \ - }, -#define SDP_FALSE { \ - .type = SDP_DTYPE_BOOL | SDP_DSIZE_1, \ - .value.uint = 0, \ - }, -#define STRING(val) { \ - .type = SDP_DTYPE_STRING, \ - .value.str = val, \ - }, -#define ARRAY(...) { \ - .type = SDP_DTYPE_STRING | SDP_DSIZE_2, \ - .value.str = (char []) { __VA_ARGS__, 0, 0 }, \ - }, -#define URL(val) { \ - .type = SDP_DTYPE_URL, \ - .value.str = val, \ - }, -#if 1 -#define LIST(val) { \ - .type = SDP_DTYPE_SEQ, \ - .value.list = (struct sdp_def_data_element_s []) { val LAST }, \ - }, -#endif - -/* Try to keep each single attribute below MAX_PDU_OUT_SIZE bytes - * in resulting SDP data representation size. */ - -SERVICE(hid, - ATTRIBUTE(RECORD_HANDLE, UINT32(0)) /* Filled in later */ - ATTRIBUTE(SVCLASS_ID_LIST, LIST(UUID128(HID_SVCLASS_ID))) - ATTRIBUTE(RECORD_STATE, UINT32(1)) - ATTRIBUTE(PROTO_DESC_LIST, LIST( - LIST(UUID128(L2CAP_UUID) UINT16(BT_PSM_HID_CTRL)) - LIST(UUID128(HIDP_UUID)) - )) - ATTRIBUTE(BROWSE_GRP_LIST, LIST(UUID128(0x1002))) - ATTRIBUTE(LANG_BASE_ATTR_ID_LIST, LIST( - UINT16(0x656e) UINT16(0x006a) UINT16(0x0100) - )) - ATTRIBUTE(PFILE_DESC_LIST, LIST( - LIST(UUID128(HID_PROFILE_ID) UINT16(0x0100)) - )) - ATTRIBUTE(DOC_URL, URL("http://bellard.org/qemu/user-doc.html")) - ATTRIBUTE(SVCNAME_PRIMARY, STRING("QEMU Bluetooth HID")) - ATTRIBUTE(SVCDESC_PRIMARY, STRING("QEMU Keyboard/Mouse")) - ATTRIBUTE(SVCPROV_PRIMARY, STRING("QEMU")) - - /* Profile specific */ - ATTRIBUTE(DEVICE_RELEASE_NUMBER, UINT16(0x0091)) /* Deprecated, remove */ - ATTRIBUTE(PARSER_VERSION, UINT16(0x0111)) - /* TODO: extract from l2cap_device->device.class[0] */ - ATTRIBUTE(DEVICE_SUBCLASS, UINT8(0x40)) - ATTRIBUTE(COUNTRY_CODE, UINT8(0x15)) - ATTRIBUTE(VIRTUAL_CABLE, SDP_TRUE) - ATTRIBUTE(RECONNECT_INITIATE, SDP_FALSE) - /* TODO: extract from hid->usbdev->report_desc */ - ATTRIBUTE(DESCRIPTOR_LIST, LIST( - LIST(UINT8(0x22) ARRAY( - 0x05, 0x01, /* Usage Page (Generic Desktop) */ - 0x09, 0x06, /* Usage (Keyboard) */ - 0xa1, 0x01, /* Collection (Application) */ - 0x75, 0x01, /* Report Size (1) */ - 0x95, 0x08, /* Report Count (8) */ - 0x05, 0x07, /* Usage Page (Key Codes) */ - 0x19, 0xe0, /* Usage Minimum (224) */ - 0x29, 0xe7, /* Usage Maximum (231) */ - 0x15, 0x00, /* Logical Minimum (0) */ - 0x25, 0x01, /* Logical Maximum (1) */ - 0x81, 0x02, /* Input (Data, Variable, Absolute) */ - 0x95, 0x01, /* Report Count (1) */ - 0x75, 0x08, /* Report Size (8) */ - 0x81, 0x01, /* Input (Constant) */ - 0x95, 0x05, /* Report Count (5) */ - 0x75, 0x01, /* Report Size (1) */ - 0x05, 0x08, /* Usage Page (LEDs) */ - 0x19, 0x01, /* Usage Minimum (1) */ - 0x29, 0x05, /* Usage Maximum (5) */ - 0x91, 0x02, /* Output (Data, Variable, Absolute) */ - 0x95, 0x01, /* Report Count (1) */ - 0x75, 0x03, /* Report Size (3) */ - 0x91, 0x01, /* Output (Constant) */ - 0x95, 0x06, /* Report Count (6) */ - 0x75, 0x08, /* Report Size (8) */ - 0x15, 0x00, /* Logical Minimum (0) */ - 0x25, 0xff, /* Logical Maximum (255) */ - 0x05, 0x07, /* Usage Page (Key Codes) */ - 0x19, 0x00, /* Usage Minimum (0) */ - 0x29, 0xff, /* Usage Maximum (255) */ - 0x81, 0x00, /* Input (Data, Array) */ - 0xc0 /* End Collection */ - )))) - ATTRIBUTE(LANG_ID_BASE_LIST, LIST( - LIST(UINT16(0x0409) UINT16(0x0100)) - )) - ATTRIBUTE(SDP_DISABLE, SDP_FALSE) - ATTRIBUTE(BATTERY_POWER, SDP_TRUE) - ATTRIBUTE(REMOTE_WAKEUP, SDP_TRUE) - ATTRIBUTE(BOOT_DEVICE, SDP_TRUE) /* XXX: untested */ - ATTRIBUTE(SUPERVISION_TIMEOUT, UINT16(0x0c80)) - ATTRIBUTE(NORMALLY_CONNECTABLE, SDP_TRUE) - ATTRIBUTE(PROFILE_VERSION, UINT16(0x0100)) -) - -SERVICE(sdp, - ATTRIBUTE(RECORD_HANDLE, UINT32(0)) /* Filled in later */ - ATTRIBUTE(SVCLASS_ID_LIST, LIST(UUID128(SDP_SERVER_SVCLASS_ID))) - ATTRIBUTE(RECORD_STATE, UINT32(1)) - ATTRIBUTE(PROTO_DESC_LIST, LIST( - LIST(UUID128(L2CAP_UUID) UINT16(BT_PSM_SDP)) - LIST(UUID128(SDP_UUID)) - )) - ATTRIBUTE(BROWSE_GRP_LIST, LIST(UUID128(0x1002))) - ATTRIBUTE(LANG_BASE_ATTR_ID_LIST, LIST( - UINT16(0x656e) UINT16(0x006a) UINT16(0x0100) - )) - ATTRIBUTE(PFILE_DESC_LIST, LIST( - LIST(UUID128(SDP_SERVER_PROFILE_ID) UINT16(0x0100)) - )) - ATTRIBUTE(DOC_URL, URL("http://bellard.org/qemu/user-doc.html")) - ATTRIBUTE(SVCPROV_PRIMARY, STRING("QEMU")) - - /* Profile specific */ - ATTRIBUTE(VERSION_NUM_LIST, LIST(UINT16(0x0100))) - ATTRIBUTE(SVCDB_STATE , UINT32(1)) -) - -SERVICE(pnp, - ATTRIBUTE(RECORD_HANDLE, UINT32(0)) /* Filled in later */ - ATTRIBUTE(SVCLASS_ID_LIST, LIST(UUID128(PNP_INFO_SVCLASS_ID))) - ATTRIBUTE(RECORD_STATE, UINT32(1)) - ATTRIBUTE(PROTO_DESC_LIST, LIST( - LIST(UUID128(L2CAP_UUID) UINT16(BT_PSM_SDP)) - LIST(UUID128(SDP_UUID)) - )) - ATTRIBUTE(BROWSE_GRP_LIST, LIST(UUID128(0x1002))) - ATTRIBUTE(LANG_BASE_ATTR_ID_LIST, LIST( - UINT16(0x656e) UINT16(0x006a) UINT16(0x0100) - )) - ATTRIBUTE(PFILE_DESC_LIST, LIST( - LIST(UUID128(PNP_INFO_PROFILE_ID) UINT16(0x0100)) - )) - ATTRIBUTE(DOC_URL, URL("http://bellard.org/qemu/user-doc.html")) - ATTRIBUTE(SVCPROV_PRIMARY, STRING("QEMU")) - - /* Profile specific */ - ATTRIBUTE(SPECIFICATION_ID, UINT16(0x0100)) - ATTRIBUTE(VERSION, UINT16(0x0100)) - ATTRIBUTE(PRIMARY_RECORD, SDP_TRUE) -) - -static int bt_l2cap_sdp_new_ch(struct bt_l2cap_device_s *dev, - struct bt_l2cap_conn_params_s *params) -{ - struct bt_l2cap_sdp_state_s *sdp = g_malloc0(sizeof(*sdp)); - struct sdp_def_service_s *services[] = { - &sdp_service_sdp_s, - &sdp_service_hid_s, - &sdp_service_pnp_s, - NULL, - }; - - sdp->channel = params; - sdp->channel->opaque = sdp; - sdp->channel->close = bt_l2cap_sdp_close_ch; - sdp->channel->sdu_in = bt_l2cap_sdp_sdu_in; - - sdp_service_db_build(sdp, services); - - return 0; -} - -void bt_l2cap_sdp_init(struct bt_l2cap_device_s *dev) -{ - bt_l2cap_psm_register(dev, BT_PSM_SDP, - MAX_PDU_OUT_SIZE, bt_l2cap_sdp_new_ch); -} |