diff options
Diffstat (limited to 'usr.sbin/bluetooth/sdpd/profile.c')
| -rw-r--r-- | usr.sbin/bluetooth/sdpd/profile.c | 504 |
1 files changed, 504 insertions, 0 deletions
diff --git a/usr.sbin/bluetooth/sdpd/profile.c b/usr.sbin/bluetooth/sdpd/profile.c new file mode 100644 index 000000000000..e6d81f8ef4b1 --- /dev/null +++ b/usr.sbin/bluetooth/sdpd/profile.c @@ -0,0 +1,504 @@ +/* + * profile.c + */ + +/*- + * SPDX-License-Identifier: BSD-2-Clause + * + * Copyright (c) 2004 Maksim Yevmenkin <m_evmenkin@yahoo.com> + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * $Id: profile.c,v 1.6 2004/01/13 19:31:54 max Exp $ + */ + +#include <sys/param.h> +#include <sys/queue.h> +#define L2CAP_SOCKET_CHECKED +#include <bluetooth.h> +#include <sdp.h> +#include <string.h> +#include "profile.h" +#include "provider.h" + +/* + * Lookup profile descriptor + */ + +profile_p +profile_get_descriptor(uint16_t uuid) +{ + extern profile_t audio_sink_profile_descriptor; + extern profile_t audio_source_profile_descriptor; + extern profile_t dun_profile_descriptor; + extern profile_t ftrn_profile_descriptor; + extern profile_t irmc_profile_descriptor; + extern profile_t irmc_command_profile_descriptor; + extern profile_t lan_profile_descriptor; + extern profile_t opush_profile_descriptor; + extern profile_t sp_profile_descriptor; + extern profile_t nap_profile_descriptor; + extern profile_t gn_profile_descriptor; + extern profile_t panu_profile_descriptor; + + static const profile_p profiles[] = { + &audio_sink_profile_descriptor, + &audio_source_profile_descriptor, + &dun_profile_descriptor, + &ftrn_profile_descriptor, + &irmc_profile_descriptor, + &irmc_command_profile_descriptor, + &lan_profile_descriptor, + &opush_profile_descriptor, + &sp_profile_descriptor, + &nap_profile_descriptor, + &gn_profile_descriptor, + &panu_profile_descriptor + }; + + int32_t i; + + for (i = 0; i < nitems(profiles); i++) + if (profiles[i]->uuid == uuid) + return (profiles[i]); + + return (NULL); +} + +/* + * Look attribute in the profile descripror + */ + +profile_attr_create_p +profile_get_attr(const profile_p profile, uint16_t attr) +{ + attr_p ad = (attr_p) profile->attrs; + + for (; ad->create != NULL; ad ++) + if (ad->attr == attr) + return (ad->create); + + return (NULL); +} + +/* + * uint32 value32 - 5 bytes + */ + +int32_t +common_profile_create_service_record_handle( + uint8_t *buf, uint8_t const * const eob, + uint8_t const *data, uint32_t datalen) +{ + if (buf + 5 > eob) + return (-1); + + SDP_PUT8(SDP_DATA_UINT32, buf); + SDP_PUT32(((provider_p) data)->handle, buf); + + return (5); +} + +/* + * seq8 len8 - 2 bytes + * uuid16 value16 - 3 bytes + * [ uuid16 value ] + */ + +int32_t +common_profile_create_service_class_id_list( + uint8_t *buf, uint8_t const * const eob, + uint8_t const *data, uint32_t datalen) +{ + int32_t len = 3 * (datalen >>= 1); + + if (len <= 0 || len > 0xff || buf + 2 + len > eob) + return (-1); + + SDP_PUT8(SDP_DATA_SEQ8, buf); + SDP_PUT8(len, buf); + + for (; datalen > 0; datalen --) { + SDP_PUT8(SDP_DATA_UUID16, buf); + SDP_PUT16(*((uint16_t const *)data), buf); + data += sizeof(uint16_t); + } + + return (2 + len); +} + +/* + * seq8 len8 - 2 bytes + * seq 8 len8 - 2 bytes + * uuid16 value16 - 3 bytes + * uint16 value16 - 3 bytes + * [ seq 8 len8 + * uuid16 value16 + * uint16 value16 ] + */ + +int32_t +common_profile_create_bluetooth_profile_descriptor_list( + uint8_t *buf, uint8_t const * const eob, + uint8_t const *data, uint32_t datalen) +{ + int32_t len = 8 * (datalen >>= 2); + + if (len <= 0 || len > 0xff || buf + 2 + len > eob) + return (-1); + + SDP_PUT8(SDP_DATA_SEQ8, buf); + SDP_PUT8(len, buf); + + for (; datalen > 0; datalen --) { + SDP_PUT8(SDP_DATA_SEQ8, buf); + SDP_PUT8(6, buf); + SDP_PUT8(SDP_DATA_UUID16, buf); + SDP_PUT16(*((uint16_t const *)data), buf); + data += sizeof(uint16_t); + SDP_PUT8(SDP_DATA_UINT16, buf); + SDP_PUT16(*((uint16_t const *)data), buf); + data += sizeof(uint16_t); + } + + return (2 + len); +} + +/* + * seq8 len8 - 2 bytes + * uint16 value16 - 3 bytes + * uint16 value16 - 3 bytes + * uint16 value16 - 3 bytes + */ + +int32_t +common_profile_create_language_base_attribute_id_list( + uint8_t *buf, uint8_t const * const eob, + uint8_t const *data, uint32_t datalen) +{ + if (buf + 11 > eob) + return (-1); + + SDP_PUT8(SDP_DATA_SEQ8, buf); + SDP_PUT8(9, buf); + + /* + * Language code per ISO 639:1988. Use "en". + */ + + SDP_PUT8(SDP_DATA_UINT16, buf); + SDP_PUT16(((0x65 << 8) | 0x6e), buf); + + /* + * Encoding. Recommended is UTF-8. ISO639 UTF-8 MIBenum is 106 + * (http://www.iana.org/assignments/character-sets) + */ + + SDP_PUT8(SDP_DATA_UINT16, buf); + SDP_PUT16(106, buf); + + /* + * Offset (Primary Language Base is 0x100) + */ + + SDP_PUT8(SDP_DATA_UINT16, buf); + SDP_PUT16(SDP_ATTR_PRIMARY_LANGUAGE_BASE_ID, buf); + + return (11); +} + +/* + * Common provider name is "FreeBSD" + */ + +int32_t +common_profile_create_service_provider_name( + uint8_t *buf, uint8_t const * const eob, + uint8_t const *data, uint32_t datalen) +{ + char provider_name[] = "FreeBSD"; + + return (common_profile_create_string8(buf, eob, + (uint8_t const *) provider_name, + strlen(provider_name))); +} + +/* + * str8 len8 string + */ + +int32_t +common_profile_create_string8( + uint8_t *buf, uint8_t const * const eob, + uint8_t const *data, uint32_t datalen) +{ + if (datalen == 0 || datalen > 0xff || buf + 2 + datalen > eob) + return (-1); + + SDP_PUT8(SDP_DATA_STR8, buf); + SDP_PUT8(datalen, buf); + memcpy(buf, data, datalen); + + return (2 + datalen); +} + +/* + * Service Availability + */ + +int32_t +common_profile_create_service_availability( + uint8_t *buf, uint8_t const * const eob, + uint8_t const *data, uint32_t datalen) +{ + if (datalen != 1 || buf + 2 > eob) + return (-1); + + SDP_PUT8(SDP_DATA_UINT8, buf); + SDP_PUT8(data[0], buf); + + return (2); +} + +/* + * seq8 len8 - 2 bytes + * seq8 len8 - 2 bytes + * uuid16 value16 - 3 bytes + * seq8 len8 - 2 bytes + * uuid16 value16 - 3 bytes + * uint8 value8 - 2 bytes + */ + +int32_t +rfcomm_profile_create_protocol_descriptor_list( + uint8_t *buf, uint8_t const * const eob, + uint8_t const *data, uint32_t datalen) +{ + if (datalen != 1 || buf + 14 > eob) + return (-1); + + SDP_PUT8(SDP_DATA_SEQ8, buf); + SDP_PUT8(12, buf); + + SDP_PUT8(SDP_DATA_SEQ8, buf); + SDP_PUT8(3, buf); + SDP_PUT8(SDP_DATA_UUID16, buf); + SDP_PUT16(SDP_UUID_PROTOCOL_L2CAP, buf); + + SDP_PUT8(SDP_DATA_SEQ8, buf); + SDP_PUT8(5, buf); + SDP_PUT8(SDP_DATA_UUID16, buf); + SDP_PUT16(SDP_UUID_PROTOCOL_RFCOMM, buf); + SDP_PUT8(SDP_DATA_UINT8, buf); + SDP_PUT8(*data, buf); + + return (14); +} + +/* + * seq8 len8 - 2 bytes + * seq8 len8 - 2 bytes + * uuid16 value16 - 3 bytes + * seq8 len8 - 2 bytes + * uuid16 value16 - 3 bytes + * uint8 value8 - 2 bytes + * seq8 len8 - 2 bytes + * uuid16 value16 - 3 bytes + */ + +int32_t +obex_profile_create_protocol_descriptor_list( + uint8_t *buf, uint8_t const * const eob, + uint8_t const *data, uint32_t datalen) +{ + if (datalen != 1 || buf + 19 > eob) + return (-1); + + SDP_PUT8(SDP_DATA_SEQ8, buf); + SDP_PUT8(17, buf); + + SDP_PUT8(SDP_DATA_SEQ8, buf); + SDP_PUT8(3, buf); + SDP_PUT8(SDP_DATA_UUID16, buf); + SDP_PUT16(SDP_UUID_PROTOCOL_L2CAP, buf); + + SDP_PUT8(SDP_DATA_SEQ8, buf); + SDP_PUT8(5, buf); + SDP_PUT8(SDP_DATA_UUID16, buf); + SDP_PUT16(SDP_UUID_PROTOCOL_RFCOMM, buf); + SDP_PUT8(SDP_DATA_UINT8, buf); + SDP_PUT8(*data, buf); + + SDP_PUT8(SDP_DATA_SEQ8, buf); + SDP_PUT8(3, buf); + SDP_PUT8(SDP_DATA_UUID16, buf); + SDP_PUT16(SDP_UUID_PROTOCOL_OBEX, buf); + + return (19); +} + +/* + * seq8 len8 + * uint8 value8 - bytes + * [ uint8 value 8 ] + */ + +int32_t +obex_profile_create_supported_formats_list( + uint8_t *buf, uint8_t const * const eob, + uint8_t const *data, uint32_t datalen) +{ + int32_t len = 2 * datalen; + + if (len <= 0 || len > 0xff || buf + 2 + len > eob) + return (-1); + + SDP_PUT8(SDP_DATA_SEQ8, buf); + SDP_PUT8(len, buf); + + for (; datalen > 0; datalen --) { + SDP_PUT8(SDP_DATA_UINT8, buf); + SDP_PUT8(*data++, buf); + } + + return (2 + len); +} + +/* + * do not check anything + */ + +int32_t +common_profile_always_valid(uint8_t const *data, uint32_t datalen) +{ + return (1); +} + +/* + * verify server channel number (the first byte in the data) + */ + +int32_t +common_profile_server_channel_valid(uint8_t const *data, uint32_t datalen) +{ + if (data[0] < 1 || data[0] > 30) + return (0); + + return (1); +} + +/* + * verify server channel number and supported_formats_size + * sdp_opush_profile and sdp_irmc_profile + */ + +int32_t +obex_profile_data_valid(uint8_t const *data, uint32_t datalen) +{ + sdp_opush_profile_p opush = (sdp_opush_profile_p) data; + + if (opush->server_channel < 1 || + opush->server_channel > 30 || + opush->supported_formats_size == 0 || + opush->supported_formats_size > sizeof(opush->supported_formats)) + return (0); + + return (1); +} + +/* + * BNEP protocol descriptor + */ + +int32_t +bnep_profile_create_protocol_descriptor_list( + uint8_t *buf, uint8_t const * const eob, + uint8_t const *data, uint32_t datalen) +{ + /* supported protocol types */ + uint16_t ptype[] = { + 0x0800, /* IPv4 */ + 0x0806, /* ARP */ +#ifdef INET6 + 0x86dd, /* IPv6 */ +#endif + }; + + uint16_t i, psm, version = 0x0100, + nptypes = nitems(ptype), + nptypes_size = nptypes * 3; + + if (datalen != 2 || 18 + nptypes_size > 255 || + buf + 20 + nptypes_size > eob) + return (-1); + + memcpy(&psm, data, sizeof(psm)); + + SDP_PUT8(SDP_DATA_SEQ8, buf); + SDP_PUT8(18 + nptypes_size, buf); + + SDP_PUT8(SDP_DATA_SEQ8, buf); + SDP_PUT8(6, buf); + SDP_PUT8(SDP_DATA_UUID16, buf); + SDP_PUT16(SDP_UUID_PROTOCOL_L2CAP, buf); + SDP_PUT8(SDP_DATA_UINT16, buf); + SDP_PUT16(psm, buf); + + SDP_PUT8(SDP_DATA_SEQ8, buf); + SDP_PUT8(8 + nptypes_size, buf); + SDP_PUT8(SDP_DATA_UUID16, buf); + SDP_PUT16(SDP_UUID_PROTOCOL_BNEP, buf); + SDP_PUT8(SDP_DATA_UINT16, buf); + SDP_PUT16(version, buf); + SDP_PUT8(SDP_DATA_SEQ8, buf); + SDP_PUT8(nptypes_size, buf); + for (i = 0; i < nptypes; i ++) { + SDP_PUT8(SDP_DATA_UINT16, buf); + SDP_PUT16(ptype[i], buf); + } + + return (20 + nptypes_size); +} + +/* + * BNEP security description + */ + +int32_t +bnep_profile_create_security_description( + uint8_t *buf, uint8_t const * const eob, + uint8_t const *data, uint32_t datalen) +{ + uint16_t security_descr; + + if (datalen != 2 || buf + 3 > eob) + return (-1); + + memcpy(&security_descr, data, sizeof(security_descr)); + + SDP_PUT8(SDP_DATA_UINT16, buf); + SDP_PUT16(security_descr, buf); + + return (3); +} + |