Commit eb381216 authored by Florian Kaltenberger's avatar Florian Kaltenberger

adding check_crc. to be tested

parent a06671df
Pipeline #11148 failed with stage
in 0 seconds
......@@ -257,6 +257,73 @@ unsigned int crcPayload(unsigned char * inptr, int bitlen, uint32_t* crc256Table
return crc;
}
int check_crc(uint8_t* decoded_bytes, uint32_t n, uint32_t F, uint8_t crc_type)
{
uint32_t crc,oldcrc;
uint8_t crc_len,temp;
switch (crc_type) {
case CRC24_A:
case CRC24_B:
crc_len=3;
break;
case CRC16:
crc_len=2;
break;
case CRC8:
crc_len=1;
break;
default:
crc_len=3;
}
oldcrc= *((unsigned int *)(&decoded_bytes[(n>>3)-crc_len]));
switch (crc_type) {
case CRC24_A:
oldcrc&=0x00ffffff;
crc = crc24a(&decoded_bytes[F>>3],
n-24-F)>>8;
temp=((uint8_t *)&crc)[2];
((uint8_t *)&crc)[2] = ((uint8_t *)&crc)[0];
((uint8_t *)&crc)[0] = temp;
break;
case CRC24_B:
oldcrc&=0x00ffffff;
crc = crc24b(decoded_bytes,
n-24)>>8;
temp=((uint8_t *)&crc)[2];
((uint8_t *)&crc)[2] = ((uint8_t *)&crc)[0];
((uint8_t *)&crc)[0] = temp;
break;
case CRC16:
oldcrc&=0x0000ffff;
crc = crc16(decoded_bytes,
n-16)>>16;
break;
case CRC8:
oldcrc&=0x000000ff;
crc = crc8(decoded_bytes,
n-8)>>24;
break;
}
if (crc == oldcrc)
return(1);
else
return(0);
}
#ifdef DEBUG_CRC
......
......@@ -507,8 +507,9 @@ uint32_t nr_dlsch_decoding(PHY_VARS_NR_UE *phy_vars_ue,
(int8_t*)&pl[0],
llrProcBuf,
p_procTime);
/*
if (check_crc(llrProcBuf,Kr,crc_type)) {
if (check_crc(llrProcBuf,Kr,harq_process->F,crc_type)) {
printf("CRC OK\n");
ret = 2;
}
......
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment