1 /* 2 * Copyright (C) 2014 BlueKitchen GmbH 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. Neither the name of the copyright holders nor the names of 14 * contributors may be used to endorse or promote products derived 15 * from this software without specific prior written permission. 16 * 4. Any redistribution, use, or modification is done solely for 17 * personal benefit and not for any commercial purpose or for 18 * monetary gain. 19 * 20 * THIS SOFTWARE IS PROVIDED BY BLUEKITCHEN GMBH AND CONTRIBUTORS 21 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 22 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 23 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL MATTHIAS 24 * RINGWALD OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 25 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 26 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS 27 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 28 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 29 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF 30 * THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 * 33 * Please inquire about commercial licensing options at 34 * [email protected] 35 * 36 */ 37 38 // ***************************************************************************** 39 // 40 // HFP BTstack Mocks 41 // 42 // ***************************************************************************** 43 44 #include <stdint.h> 45 #include <stdio.h> 46 #include <stdlib.h> 47 #include <string.h> 48 49 #include "hci.h" 50 #include "hci_dump.h" 51 #include "classic/sdp_query_rfcomm.h" 52 #include "classic/rfcomm.h" 53 #include "classic/hfp_hf.h" 54 55 #include "mock.h" 56 57 static void *registered_sdp_app_context; 58 static uint8_t sdp_rfcomm_channel_nr = 1; 59 const char sdp_rfcomm_service_name[] = "BTstackMock"; 60 static uint16_t rfcomm_cid = 1; 61 static bd_addr_t dev_addr; 62 static uint16_t sco_handle = 10; 63 static uint8_t rfcomm_payload[200]; 64 static uint16_t rfcomm_payload_len = 0; 65 66 static uint8_t outgoing_rfcomm_payload[200]; 67 static uint16_t outgoing_rfcomm_payload_len = 0; 68 69 void * active_connection; 70 hfp_connection_t * hfp_context; 71 72 void (*registered_rfcomm_packet_handler)(uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size); 73 void (*registered_sdp_app_callback)(sdp_query_event_t * event, void * context); 74 75 uint8_t * get_rfcomm_payload(){ 76 return &rfcomm_payload[0]; 77 } 78 79 uint16_t get_rfcomm_payload_len(){ 80 return rfcomm_payload_len; 81 } 82 83 static int hfp_command_start_index = 0; 84 85 86 int has_more_hfp_commands(int start_command_offset, int end_command_offset){ 87 int has_cmd = get_rfcomm_payload_len() - hfp_command_start_index >= 2 + start_command_offset + end_command_offset; 88 //printf("has more: payload len %d, start %d, has more %d\n", get_rfcomm_payload_len(), hfp_command_start_index, has_cmd); 89 return has_cmd; 90 } 91 92 char * get_next_hfp_command(int start_command_offset, int end_command_offset){ 93 //printf("get next: payload len %d, start %d\n", get_rfcomm_payload_len(), hfp_command_start_index); 94 char * data = (char *)(&get_rfcomm_payload()[hfp_command_start_index + start_command_offset]); 95 int data_len = get_rfcomm_payload_len() - hfp_command_start_index - start_command_offset; 96 97 int i; 98 99 for (i = 0; i < data_len; i++){ 100 if ( *(data+i) == '\r' || *(data+i) == '\n' ) { 101 data[i]=0; 102 // update state 103 //printf("!!! command %s\n", data); 104 hfp_command_start_index = hfp_command_start_index + i + start_command_offset + end_command_offset; 105 return data; 106 } 107 } 108 printf("should not got here\n"); 109 return NULL; 110 } 111 112 static void print_without_newlines(uint8_t *data, uint16_t len){ 113 int found_newline = 0; 114 int found_item = 0; 115 116 for (int i=0; i<len; i++){ 117 if (data[i] == '\r' || data[i] == '\n'){ 118 if (!found_newline && found_item) printf("\n"); 119 found_newline = 1; 120 } else { 121 printf("%c", data[i]); 122 found_newline = 0; 123 found_item = 1; 124 } 125 } 126 printf("\n"); 127 } 128 129 extern "C" void l2cap_init(void){} 130 131 extern "C" void l2cap_register_packet_handler(void (*handler)(uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size)){ 132 } 133 134 135 int rfcomm_send_internal(uint16_t rfcomm_cid, uint8_t *data, uint16_t len){ 136 int start_command_offset = 2; 137 int end_command_offset = 2; 138 139 if (strncmp((char*)data, "AT", 2) == 0){ 140 start_command_offset = 0; 141 } 142 143 if (has_more_hfp_commands(start_command_offset, end_command_offset)){ 144 //printf("Buffer response: "); 145 strncpy((char*)&rfcomm_payload[rfcomm_payload_len], (char*)data, len); 146 rfcomm_payload_len += len; 147 } else { 148 hfp_command_start_index = 0; 149 //printf("Copy response: "); 150 strncpy((char*)&rfcomm_payload[0], (char*)data, len); 151 rfcomm_payload_len = len; 152 } 153 154 //print_without_newlines(rfcomm_payload,rfcomm_payload_len); 155 return 0; 156 } 157 158 static void hci_event_sco_complete(){ 159 uint8_t event[19]; 160 uint8_t pos = 0; 161 event[pos++] = HCI_EVENT_SYNCHRONOUS_CONNECTION_COMPLETE; 162 event[pos++] = sizeof(event) - 2; 163 164 event[pos++] = 0; //status 165 bt_store_16(event, pos, sco_handle); pos += 2; // sco handle 166 bt_flip_addr(&event[pos], dev_addr); pos += 6; 167 168 event[pos++] = 0; // link_type 169 event[pos++] = 0; // transmission_interval 170 event[pos++] = 0; // retransmission_interval 171 172 bt_store_16(event, pos, 0); pos += 2; // rx_packet_length 173 bt_store_16(event, pos, 0); pos += 2; // tx_packet_length 174 175 event[pos++] = 0; // air_mode 176 (*registered_rfcomm_packet_handler)(HCI_EVENT_PACKET, 0, event, sizeof(event)); 177 } 178 179 int hci_send_cmd(const hci_cmd_t *cmd, ...){ 180 //printf("hci_send_cmd opcode 0x%02x\n", cmd->opcode); 181 if (cmd->opcode == 0x428){ 182 hci_event_sco_complete(); 183 } 184 return 0; 185 } 186 187 188 void sdp_query_rfcomm_register_callback(void(*sdp_app_callback)(sdp_query_event_t * event, void * context), void * context){ 189 registered_sdp_app_callback = sdp_app_callback; 190 registered_sdp_app_context = context; 191 } 192 193 static void sdp_query_complete_response(uint8_t status){ 194 sdp_query_complete_event_t complete_event = { 195 SDP_QUERY_COMPLETE, 196 status 197 }; 198 (*registered_sdp_app_callback)((sdp_query_event_t*)&complete_event, registered_sdp_app_context); 199 } 200 201 static void sdp_query_rfcomm_service_response(uint8_t status){ 202 sdp_query_rfcomm_service_event_t service_event = { 203 SDP_QUERY_RFCOMM_SERVICE, 204 sdp_rfcomm_channel_nr, 205 (uint8_t *)sdp_rfcomm_service_name 206 }; 207 (*registered_sdp_app_callback)((sdp_query_event_t*)&service_event, registered_sdp_app_context); 208 } 209 210 void sdp_query_rfcomm_channel_and_name_for_uuid(bd_addr_t remote, uint16_t uuid){ 211 // printf("sdp_query_rfcomm_channel_and_name_for_uuid %p\n", registered_sdp_app_callback); 212 sdp_query_rfcomm_service_response(0); 213 sdp_query_complete_response(0); 214 } 215 216 217 uint8_t rfcomm_create_channel(bd_addr_t addr, uint8_t channel, uint16_t * out_cid){ 218 // RFCOMM_EVENT_OPEN_CHANNEL_COMPLETE 219 uint8_t event[16]; 220 uint8_t pos = 0; 221 event[pos++] = RFCOMM_EVENT_OPEN_CHANNEL_COMPLETE; 222 event[pos++] = sizeof(event) - 2; 223 event[pos++] = 0; 224 225 bt_flip_addr(&event[pos], addr); 226 memcpy(dev_addr, addr, 6); 227 pos += 6; 228 229 bt_store_16(event, pos, 1); pos += 2; 230 event[pos++] = 0; 231 232 bt_store_16(event, pos, rfcomm_cid); pos += 2; // channel ID 233 bt_store_16(event, pos, 200); pos += 2; // max frame size 234 (*registered_rfcomm_packet_handler)(HCI_EVENT_PACKET, 0, (uint8_t *) event, pos); 235 236 if (out_cid){ 237 *out_cid = rfcomm_cid; 238 } 239 return 0; 240 } 241 242 int rfcomm_can_send_packet_now(uint16_t rfcomm_cid){ 243 return 1; 244 } 245 246 void rfcomm_disconnect_internal(uint16_t rfcomm_cid){ 247 uint8_t event[4]; 248 event[0] = RFCOMM_EVENT_CHANNEL_CLOSED; 249 event[1] = sizeof(event) - 2; 250 bt_store_16(event, 2, rfcomm_cid); 251 (*registered_rfcomm_packet_handler)(HCI_EVENT_PACKET, 0, (uint8_t *) event, sizeof(event)); 252 } 253 254 void rfcomm_register_packet_handler(void (*handler)(uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size)){ 255 registered_rfcomm_packet_handler = handler; 256 } 257 258 uint8_t rfcomm_register_service(uint8_t channel, uint16_t max_frame_size){ 259 printf("rfcomm_register_service\n"); 260 return 0; 261 } 262 263 264 void sdp_query_rfcomm_channel_and_name_for_search_pattern(bd_addr_t remote, uint8_t * des_serviceSearchPattern){ 265 printf("sdp_query_rfcomm_channel_and_name_for_search_pattern\n"); 266 } 267 268 269 void rfcomm_accept_connection_internal(uint16_t rfcomm_cid){ 270 printf("rfcomm_accept_connection_internal \n"); 271 } 272 273 void run_loop_add_timer(timer_source_t *timer){ 274 } 275 276 int run_loop_remove_timer(timer_source_t *timer){ 277 return 0; 278 } 279 void run_loop_set_timer_handler(timer_source_t *ts, void (*process)(timer_source_t *_ts)){ 280 } 281 282 void run_loop_set_timer(timer_source_t *a, uint32_t timeout_in_ms){ 283 } 284 285 286 void hci_emit_disconnection_complete(uint16_t handle, uint8_t reason){ 287 uint8_t event[6]; 288 event[0] = HCI_EVENT_DISCONNECTION_COMPLETE; 289 event[1] = sizeof(event) - 2; 290 event[2] = 0; // status = OK 291 bt_store_16(event, 3, handle); 292 event[5] = reason; 293 (*registered_rfcomm_packet_handler)(HCI_EVENT_PACKET, 0, event, sizeof(event)); 294 } 295 296 uint8_t gap_disconnect(hci_con_handle_t handle){ 297 hci_emit_disconnection_complete(handle, 0); 298 return 0; 299 } 300 301 uint16_t hci_get_sco_voice_setting(){ 302 return 0x40; 303 } 304 305 int hci_remote_eSCO_supported(hci_con_handle_t handle){ 306 return 0; 307 } 308 309 static void add_new_lines_to_hfp_command(uint8_t * data, int len){ 310 if (len <= 0) return; 311 memset(&outgoing_rfcomm_payload, 0, 200); 312 int pos = 0; 313 314 if (strncmp((char*)data, "AT", 2) == 0){ 315 strncpy((char*)&outgoing_rfcomm_payload[pos], (char*)data, len); 316 pos += len; 317 } else { 318 outgoing_rfcomm_payload[pos++] = '\r'; 319 outgoing_rfcomm_payload[pos++] = '\n'; 320 strncpy((char*)&outgoing_rfcomm_payload[pos], (char*)data, len); 321 pos += len; 322 } 323 outgoing_rfcomm_payload[pos++] = '\r'; 324 outgoing_rfcomm_payload[pos++] = '\n'; 325 outgoing_rfcomm_payload[pos] = 0; 326 outgoing_rfcomm_payload_len = pos; 327 } 328 329 void inject_hfp_command_to_hf(uint8_t * data, int len){ 330 if (memcmp((char*)data, "AT", 2) == 0) return; 331 add_new_lines_to_hfp_command(data, len); 332 // printf("inject_hfp_command_to_hf to HF: "); 333 // print_without_newlines(outgoing_rfcomm_payload,outgoing_rfcomm_payload_len); 334 (*registered_rfcomm_packet_handler)(active_connection, RFCOMM_DATA_PACKET, rfcomm_cid, (uint8_t *) &outgoing_rfcomm_payload[0], outgoing_rfcomm_payload_len); 335 336 } 337 338 void inject_hfp_command_to_ag(uint8_t * data, int len){ 339 if (data[0] == '+') return; 340 341 add_new_lines_to_hfp_command(data, len); 342 (*registered_rfcomm_packet_handler)(active_connection, RFCOMM_DATA_PACKET, rfcomm_cid, (uint8_t *) &outgoing_rfcomm_payload[0], outgoing_rfcomm_payload_len); 343 } 344 345 346 347