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Windows clean ups of the new DMR TA code.

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This commit is contained in:
Jonathan Naylor
2018-12-08 20:24:05 +00:00
parent e9e0b7fe1e
commit afdb36f7b6
3 changed files with 48 additions and 31 deletions
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71
DMRTA.cpp
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@@ -16,6 +16,7 @@
#include "Log.h"
#include <cstring>
#include <cassert>
CDMRTA::CDMRTA() :
m_TA(),
@@ -24,11 +25,13 @@ m_bufOffset(0)
{
}
CDMRTA::~CDMRTA() {
CDMRTA::~CDMRTA()
{
}
bool CDMRTA::add(const unsigned char* data, unsigned int len) {
assert(data);
bool CDMRTA::add(const unsigned char* data, unsigned int len)
{
assert(data != NULL);
if (m_bufOffset + len >= sizeof(m_buf)) {
// buffer overflow
@@ -43,69 +46,75 @@ bool CDMRTA::add(const unsigned char* data, unsigned int len) {
return true;
}
const unsigned char* CDMRTA::get() {
const unsigned char* CDMRTA::get()
{
return (unsigned char*)m_TA;
}
void CDMRTA::reset() {
void CDMRTA::reset()
{
::memset(m_TA, 0, sizeof(m_TA));
::memset(m_buf, 0, sizeof(m_buf));
m_bufOffset = 0;
}
void CDMRTA::decodeTA() {
void CDMRTA::decodeTA()
{
unsigned char *b;
unsigned char c;
int j;
unsigned int i,t1,t2, TAsize, TAformat;
unsigned int i, t1, t2;
unsigned char* talkerAlias = m_buf;
TAformat=(talkerAlias[0]>>6U) & 0x03U;
TAsize = (talkerAlias[0]>>1U) & 0x1FU;
unsigned int TAformat = (talkerAlias[0] >> 6U) & 0x03U;
unsigned int TAsize = (talkerAlias[0] >> 1U) & 0x1FU;
::strncpy(m_TA, "(could not decode)", sizeof(m_TA));
switch (TAformat) {
case 0U: // 7 bit
::memset(m_TA, 0, sizeof(m_TA));
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) {
m_TA[t2++]=c & 0x7FU;
}
t1=0;
c=0;
b = &talkerAlias[0];
t1 = 0U; t2 = 0U; c = 0U;
for (i = 0U; (i < 32U) && (t2 < TAsize); i++) {
for (j = 7; j >= 0; j--) {
c = (c << 1U) | (b[i] >> j);
if (++t1 == 7U) {
if (i > 0U)
m_TA[t2++] = c & 0x7FU;
t1 = 0U;
c = 0U;
}
}
}
m_TA[TAsize]=0;
m_TA[TAsize] = 0;
break;
case 1U: // ISO 8 bit
case 2U: // UTF8
::strncpy(m_TA,(char*)talkerAlias+1U, sizeof(m_TA));
::strncpy(m_TA, (char*)talkerAlias + 1U, sizeof(m_TA));
break;
case 3U: // UTF16 poor man's conversion
t2=0;
::memset (&m_TA,0,sizeof(m_TA));
for(i=0; (i<15)&&(t2<TAsize); i++) {
if (talkerAlias[2U*i+1U]==0)
m_TA[t2++] = talkerAlias[2U*i+2U];
::memset(&m_TA, 0, sizeof(m_TA));
for (i = 0U; (i < 15U) && (t2 < TAsize); i++) {
if (talkerAlias[2U * i + 1U] == 0)
m_TA[t2++] = talkerAlias[2U * i + 2U];
else
m_TA[t2++] = '?';
}
m_TA[TAsize]=0;
m_TA[TAsize] = 0;
break;
}
LogMessage("DMR Talker Alias (Data Format %u, Received %u/%u char): '%s'", TAformat, ::strlen(m_TA), TAsize, m_TA);
if (::strlen(m_TA)>TAsize) {
if (strlen(m_TA)<29U)
if (::strlen(m_TA) > TAsize) {
if (strlen(m_TA) < 29U)
strcat(m_TA," ?");
else
strcpy(m_TA+28U," ?");
strcpy(m_TA + 28U," ?");
}
}
}