forked from mirror/uv-k5-firmware
136 lines
2.5 KiB
C
136 lines
2.5 KiB
C
/* Copyright 2023 Dual Tachyon
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* https://github.com/DualTachyon
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <string.h>
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#include "driver/eeprom.h"
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#include "dtmf.h"
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#include "misc.h"
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#include "settings.h"
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char gDTMF_String[15];
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bool DTMF_ValidateCodes(char *pCode, uint8_t Size)
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{
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uint8_t i;
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if (pCode[0] == 0xFF || pCode[0] == 0) {
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return false;
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}
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for (i = 0; i < Size; i++) {
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if (pCode[i] == 0xFF || pCode[i] == 0) {
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pCode[i] = 0;
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break;
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}
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if ((pCode[i] < '0' || pCode[i] > '9') && (pCode[i] < 'A' || pCode[i] > 'D') && pCode[i] != '*' && pCode[i] != '#') {
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return false;
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}
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}
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return true;
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}
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bool DTMF_GetContact(uint8_t Index, char *pContact)
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{
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EEPROM_ReadBuffer(0x1C00 + (Index * 0x10), pContact, 16);
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if ((pContact[0] - ' ') >= 0x5F) {
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return false;
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}
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return true;
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}
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bool DTMF_FindContact(const char *pContact, char *pResult)
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{
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char Contact [16];
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uint8_t i, j;
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for (i = 0; i < 16; i++) {
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if (!DTMF_GetContact(i, Contact)) {
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return false;
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}
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for (j = 0; j < 3; j++) {
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if (pContact[j] != Contact[j + 8]) {
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break;
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}
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}
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if (j == 3) {
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memcpy(pResult, Contact, 8);
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pResult[8] = 0;
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return true;
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}
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}
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return false;
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}
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char DTMF_GetCharacter(uint8_t Code)
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{
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switch(Code) {
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case 0: case 1: case 2: case 3:
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case 4: case 5: case 6: case 7:
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case 8: case 9:
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return '0' + (char)Code;
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case 10:
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return 'A';
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case 11:
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return 'B';
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case 12:
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return 'C';
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case 13:
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return 'D';
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case 14:
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return '*';
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case 15:
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return '#';
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}
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return 0xFF;
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}
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bool DTMF_CompareMessage(const char *pDTMF, const char *pTemplate, uint8_t Size, bool bFlag)
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{
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uint8_t i;
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for (i = 0; i < Size; i++) {
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if (pDTMF[i] != pTemplate[i]) {
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if (!bFlag || pDTMF[i] != gEeprom.DTMF_GROUP_CALL_CODE) {
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return false;
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}
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g_20000439 = true;
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}
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}
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return true;
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}
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bool DTMF_IsGroupCall(const char *pDTMF, uint32_t Size)
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{
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uint32_t i;
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for (i = 0; i < Size; i++) {
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if (pDTMF[i] == gEeprom.DTMF_GROUP_CALL_CODE) {
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break;
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}
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}
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if (i != Size) {
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return true;
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}
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return false;
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}
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