15738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/****************************************************************************** 25738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * 35738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * Copyright (C) 2003-2012 Broadcom Corporation 45738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * 55738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * Licensed under the Apache License, Version 2.0 (the "License"); 65738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * you may not use this file except in compliance with the License. 75738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * You may obtain a copy of the License at: 85738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * 95738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 105738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * 115738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * Unless required by applicable law or agreed to in writing, software 125738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 135738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 145738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * See the License for the specific language governing permissions and 155738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * limitations under the License. 165738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * 175738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project ******************************************************************************/ 185738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 195738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/****************************************************************************** 205738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * 215738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * This file contains utility functions. 225738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * 235738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project ******************************************************************************/ 24933926c92e1378cc76bc9c149107e670c4872d4eScott James Remnant#include <stddef.h> 25f355ef5a4d7fb667fc57a0dfb60f738d870e252eMyles Watson 26258c2538e3b62a8cdb403f2730c45d721e5292b4Pavlin Radoslavov#include "bt_common.h" 275738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#include "btm_api.h" 28cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson#include "utl.h" 295738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 305738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 318af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * 328af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * Function utl_str2int 338af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * 348af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * Description This utility function converts a character string to an 358af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * integer. Acceptable values in string are 0-9. If invalid 368af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * string or string value too large, -1 is returned. Leading 378af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * spaces are skipped. 388af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * 398af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * 408af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * Returns Integer value or -1 on error. 418af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * 428af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson ******************************************************************************/ 43cd1fd07f1306e08fe048682dd5918987e579f937Myles Watsonint16_t utl_str2int(const char* p_s) { 44cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson int32_t val = 0; 455738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 46cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson for (; *p_s == ' ' && *p_s != 0; p_s++) 47cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson ; 485738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 49cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson if (*p_s == 0) return -1; 505738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 51cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson for (;;) { 52cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson if ((*p_s < '0') || (*p_s > '9')) return -1; 535738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 54cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson val += (int32_t)(*p_s++ - '0'); 555738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 56cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson if (val > 32767) return -1; 575738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 58cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson if (*p_s == 0) { 59cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson return (int16_t)val; 60cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson } else { 61cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson val *= 10; 625738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 63cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson } 645738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 655738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 665738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 678af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * 688af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * Function utl_strucmp 698af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * 708af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * Description This utility function compares two strings in uppercase. 718af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * String p_s must be uppercase. String p_t is converted to 728af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * uppercase if lowercase. If p_s ends first, the substring 738af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * match is counted as a match. 748af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * 758af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * 768af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * Returns 0 if strings match, nonzero otherwise. 778af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * 788af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson ******************************************************************************/ 79cd1fd07f1306e08fe048682dd5918987e579f937Myles Watsonint utl_strucmp(const char* p_s, const char* p_t) { 80cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson char c; 815738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 82cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson while (*p_s && *p_t) { 83cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson c = *p_t++; 84cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson if (c >= 'a' && c <= 'z') { 85cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson c -= 0x20; 865738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 87cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson if (*p_s++ != c) { 88cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson return -1; 895738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 90cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson } 91cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson /* if p_t hit null first, no match */ 92cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson if (*p_t == 0 && *p_s != 0) { 93cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson return 1; 94cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson } 95cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson /* else p_s hit null first, count as match */ 96cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson else { 97cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson return 0; 98cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson } 995738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 1005738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1015738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 1028af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * 1038af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * Function utl_itoa 1048af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * 1058af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * Description This utility function converts a uint16_t to a string. The 1068af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * string is NULL-terminated. The length of the string is 1078af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * returned; 1088af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * 1098af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * 1108af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * Returns Length of string. 1118af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * 1128af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson ******************************************************************************/ 113cd1fd07f1306e08fe048682dd5918987e579f937Myles Watsonuint8_t utl_itoa(uint16_t i, char* p_s) { 114cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson uint16_t j, k; 115cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson char* p = p_s; 116cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson bool fill = false; 1175738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 118cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson if (i == 0) { 119cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson /* take care of zero case */ 120cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson *p++ = '0'; 121cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson } else { 122cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson for (j = 10000; j > 0; j /= 10) { 123cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson k = i / j; 124cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson i %= j; 125cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson if (k > 0 || fill) { 126cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson *p++ = k + '0'; 127cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson fill = true; 128cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson } 1295738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 130cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson } 131cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson *p = 0; 132cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson return (uint8_t)(p - p_s); 1335738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 1345738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1355738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 1368af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * 1378af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * Function utl_set_device_class 1388af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * 1398af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * Description This function updates the local Device Class. 1408af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * 1418af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * Parameters: 1428af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * p_cod - Pointer to the device class to set to 1438af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * 1448af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * cmd - the fields of the device class to update. 145cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson * BTA_UTL_SET_COD_MAJOR_MINOR, - overwrite major, 1461baaae3f34a667058e7f0c5f778357d98320cf38Myles Watson * minor class 147cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson * BTA_UTL_SET_COD_SERVICE_CLASS - set the bits in 1481baaae3f34a667058e7f0c5f778357d98320cf38Myles Watson * the input 149cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson * BTA_UTL_CLR_COD_SERVICE_CLASS - clear the bits in 1501baaae3f34a667058e7f0c5f778357d98320cf38Myles Watson * the input 151cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson * BTA_UTL_SET_COD_ALL - overwrite major, minor, set 1521baaae3f34a667058e7f0c5f778357d98320cf38Myles Watson * the bits in service class 153cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson * BTA_UTL_INIT_COD - overwrite major, minor, and 1541baaae3f34a667058e7f0c5f778357d98320cf38Myles Watson * service class 1558af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * 1568af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * Returns true if successful, Otherwise false 1578af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * 1588af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson ******************************************************************************/ 159cd1fd07f1306e08fe048682dd5918987e579f937Myles Watsonbool utl_set_device_class(tBTA_UTL_COD* p_cod, uint8_t cmd) { 160cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson uint8_t* dev; 161cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson uint16_t service; 162cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson uint8_t minor, major; 163cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson DEV_CLASS dev_class; 1645738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 165cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson dev = BTM_ReadDeviceClass(); 166cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson BTM_COD_SERVICE_CLASS(service, dev); 167cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson BTM_COD_MINOR_CLASS(minor, dev); 168cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson BTM_COD_MAJOR_CLASS(major, dev); 1695738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 170cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson switch (cmd) { 1715738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project case BTA_UTL_SET_COD_MAJOR_MINOR: 172cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson minor = p_cod->minor & BTM_COD_MINOR_CLASS_MASK; 173cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson major = p_cod->major & BTM_COD_MAJOR_CLASS_MASK; 174cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson break; 1755738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1765738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project case BTA_UTL_SET_COD_SERVICE_CLASS: 177cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson /* clear out the bits that is not SERVICE_CLASS bits */ 178cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson p_cod->service &= BTM_COD_SERVICE_CLASS_MASK; 179cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson service = service | p_cod->service; 180cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson break; 1815738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1825738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project case BTA_UTL_CLR_COD_SERVICE_CLASS: 183cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson p_cod->service &= BTM_COD_SERVICE_CLASS_MASK; 184cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson service = service & (~p_cod->service); 185cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson break; 1865738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1875738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project case BTA_UTL_SET_COD_ALL: 188cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson minor = p_cod->minor & BTM_COD_MINOR_CLASS_MASK; 189cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson major = p_cod->major & BTM_COD_MAJOR_CLASS_MASK; 190cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson p_cod->service &= BTM_COD_SERVICE_CLASS_MASK; 191cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson service = service | p_cod->service; 192cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson break; 1935738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1945738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project case BTA_UTL_INIT_COD: 195cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson minor = p_cod->minor & BTM_COD_MINOR_CLASS_MASK; 196cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson major = p_cod->major & BTM_COD_MAJOR_CLASS_MASK; 197cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson service = p_cod->service & BTM_COD_SERVICE_CLASS_MASK; 198cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson break; 1995738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 2005738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project default: 201cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson return false; 202cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson } 2035738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 204cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson /* convert the fields into the device class type */ 205cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson FIELDS_TO_COD(dev_class, minor, major, service); 2065738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 207cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson if (BTM_SetDeviceClass(dev_class) == BTM_SUCCESS) return true; 2085738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 209cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson return false; 2105738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 2115738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 2125738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 2138af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * 2148af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * Function utl_isintstr 2158af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * 2168af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * Description This utility function checks if the given string is an 2178af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * integer string or not 2188af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * 2198af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * 2208af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * Returns true if successful, Otherwise false 2218af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * 2228af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson ******************************************************************************/ 223cd1fd07f1306e08fe048682dd5918987e579f937Myles Watsonbool utl_isintstr(const char* p_s) { 224cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson uint16_t i = 0; 2255738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 226cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson for (i = 0; p_s[i] != 0; i++) { 227cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson if (((p_s[i] < '0') || (p_s[i] > '9')) && (p_s[i] != ';')) return false; 228cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson } 2295738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 230cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson return true; 2315738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 2325738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 2335738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 2348af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * 2358af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * Function utl_isdialchar 2368af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * 2378af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * Description This utility function checks if the given character 2388af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * is an acceptable dial digit 2398af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * 2408af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * Returns true if successful, Otherwise false 2418af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * 2428af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson ******************************************************************************/ 243cd1fd07f1306e08fe048682dd5918987e579f937Myles Watsonbool utl_isdialchar(const char d) { 244cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson return (((d >= '0') && (d <= '9')) || (d == '*') || (d == '+') || 245cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson (d == '#') || (d == ';') || ((d >= 'A') && (d <= 'C')) || 246cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson ((d == 'p') || (d == 'P') || (d == 'w') || (d == 'W'))); 247c75a71d9b6012c46743099b53d172ad46e6f41d2Satish Kodishala} 248c75a71d9b6012c46743099b53d172ad46e6f41d2Satish Kodishala 249c75a71d9b6012c46743099b53d172ad46e6f41d2Satish Kodishala/******************************************************************************* 2508af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * 2518af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * Function utl_isdialstr 2528af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * 2538af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * Description This utility function checks if the given string contains 2548af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * only dial digits or not 2558af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * 2568af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * 2578af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * Returns true if successful, Otherwise false 2588af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson * 2598af480e24549ba51a3f6858d9d9af504715e0beaMyles Watson ******************************************************************************/ 260cd1fd07f1306e08fe048682dd5918987e579f937Myles Watsonbool utl_isdialstr(const char* p_s) { 261cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson for (uint16_t i = 0; p_s[i] != 0; i++) { 262cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson // include chars not in spec that work sent by some headsets. 263cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson if (!(utl_isdialchar(p_s[i]) || (p_s[i] == '-'))) return false; 264cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson } 265cd1fd07f1306e08fe048682dd5918987e579f937Myles Watson return true; 2665738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 267