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Extract the DMR talker alias decode logic from Display.cpp

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Shawn Chain
2018-12-08 22:09:59 +08:00
parent e4d9a423f7
commit 50c2500f82
12 changed files with 183 additions and 77 deletions
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43
Display.cpp
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@@ -157,47 +157,8 @@ void CDisplay::writeDMRRSSI(unsigned int slotNo, unsigned char rssi)
void CDisplay::writeDMRTA(unsigned int slotNo, unsigned char* talkerAlias, const char* type)
{
char TA[32U];
unsigned char *b;
unsigned char c;
int j;
unsigned int i,t1,t2, TAsize, TAformat;
if (strcmp(type," ")==0) { writeDMRTAInt(slotNo, (unsigned char*)TA, type); return; }
TAformat=(talkerAlias[0]>>6U) & 0x03U;
TAsize = (talkerAlias[0]>>1U) & 0x1FU;
::strcpy(TA,"(could not decode)");
switch (TAformat) {
case 0U: // 7 bit
::memset (&TA,0,32U);
b=&talkerAlias[0];
t1=0; t2=0; c=0;
for (i=0;(i<32U)&&(t2<TAsize);i++) {
for (j=7U;j>=0;j--) {
c = (c<<1U) | (b[i] >> j);
if (++t1==7U) { if (i>0) {TA[t2++]=c & 0x7FU; } t1=0; c=0; }
}
}
break;
case 1U: // ISO 8 bit
case 2U: // UTF8
::strcpy(TA,(char*)talkerAlias+1U);
break;
case 3U: // UTF16 poor man's conversion
t2=0;
::memset (&TA,0,32U);
for(i=0;(i<15)&&(t2<TAsize);i++) {
if (talkerAlias[2U*i+1U]==0)
TA[t2++]=talkerAlias[2U*i+2U]; else TA[t2++]='?';
}
TA[TAsize]=0;
break;
}
LogMessage("DMR Talker Alias (Data Format %u, Received %u/%u char): '%s'", TAformat, ::strlen(TA), TAsize, TA);
if (::strlen(TA)>TAsize) { if (strlen(TA)<29U) strcat(TA," ?"); else strcpy(TA+28U," ?"); }
if (strlen((char*)TA)>=4U) writeDMRTAInt(slotNo, (unsigned char*)TA, type);
if (strcmp(type," ")==0) { writeDMRTAInt(slotNo, (unsigned char*)"", type); return; }
if (strlen((char*)talkerAlias)>=4U) writeDMRTAInt(slotNo, (unsigned char*)talkerAlias, type);
}
void CDisplay::writeDMRBER(unsigned int slotNo, float ber)