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Remove some unused misc.cpp functions (encode/decode)

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These were unused and throwing warnings, so throw them away!
This commit is contained in:
Michael Cook (mackal) 2020-01-16 16:18:08 -05:00
parent 607379110b
commit 099da513ff
2 changed files with 0 additions and 68 deletions
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61
common/misc.cpp
View File

@ -19,9 +19,6 @@
#include "types.h"
#include <cstring>
#define ENC(c) (((c) & 0x3f) + ' ')
#define DEC(c) (((c) - ' ') & 0x3f)
std::map<int,std::string> DBFieldNames;
#ifndef WIN32
@ -333,64 +330,6 @@ void LoadItemDBFieldNames() {
DBFieldNames[113]="unknown115"; // ? (end quote)
}
void encode_length(unsigned long length, char *out)
{
char buf[4];
memcpy(buf,&length,sizeof(unsigned long));
encode_chunk(buf,3,out);
}
unsigned long encode(char *in, unsigned long length, char *out)
{
unsigned long used=0,len=0;
while(used<length) {
encode_chunk(in+used,length-used,out+len);
used+=3;
len+=4;
}
*(out+len)=0;
return len;
}
unsigned long decode_length(char *in)
{
int length;
char buf[4];
decode_chunk(in,&buf[0]);
buf[3]=0;
memcpy(&length,buf,sizeof(unsigned long));
return length;
}
void decode(char *in, char *out)
{
char *ptr=in;
char *outptr=out;
while(*ptr) {
decode_chunk(ptr,outptr);
ptr+=4;
outptr+=3;
}
*outptr=0;
}
void encode_chunk(char *in, int len, char *out)
{
*out=ENC(in[0] >> 2);
*(out+1)=ENC((in[0] << 4)|(((len<2 ? 0 : in[1]) >> 4) & 0xF));
*(out+2)=ENC(((len<2 ? 0 : in[1]) << 2)|(((len<3 ? 0 : in[2]) >> 6) & 0x3));
*(out+3)=ENC((len<3 ? 0 : in[2]));
}
void decode_chunk(char *in, char *out)
{
*out = DEC(*in) << 2 | DEC(in[1]) >> 4;
*(out+1) = DEC(in[1]) << 4 | DEC(in[2]) >> 2;
*(out+2) = DEC(in[2]) << 6 | DEC(in[3]);
}
void dump_message_column(unsigned char *buffer, unsigned long length, std::string leader, FILE *to)
{
unsigned long i,j;

7
common/misc.h
View File

@ -17,13 +17,6 @@ int Tokenize(std::string s, std::map<int,std::string> & tokens, char delim='|');
void LoadItemDBFieldNames();
void encode_length(unsigned long length, char *out);
unsigned long decode_length(char *in);
unsigned long encode(char *in, unsigned long length, char *out);
void decode(char *in, char *out);
void encode_chunk(char *in, int len, char *out);
void decode_chunk(char *in, char *out);
#ifndef WIN32
int print_stacktrace();
#endif