2014-08-21 22:43:33 -07:00

331 lines
6.5 KiB
C++

#include "misc_functions.h"
#include <string.h>
#include <time.h>
#include <math.h>
#ifndef WIN32
#include <netinet/in.h>
#include <sys/socket.h>
#endif
#include <iostream>
#include <iomanip>
#ifdef WIN32
#include <io.h>
#endif
using namespace std;
#ifdef WIN32
#include <windows.h>
#define snprintf _snprintf
#if (_MSC_VER < 1500)
#define vsnprintf _vsnprintf
#endif
#define strncasecmp _strnicmp
#define strcasecmp _stricmp
#else
#include <stdlib.h>
#include <ctype.h>
#include <stdarg.h>
#include <sys/types.h>
#include <sys/time.h>
#ifdef FREEBSD //Timothy Whitman - January 7, 2003
#include <sys/socket.h>
#include <netinet/in.h>
#endif
#include <sys/stat.h>
#include <unistd.h>
#include <netdb.h>
#include <errno.h>
#endif
char* strn0cpy(char* dest, const char* source, int32 size) {
if (!dest)
return 0;
if (size == 0 || source == 0) {
dest[0] = 0;
return dest;
}
strncpy(dest, source, size);
dest[size - 1] = 0;
return dest;
}
// String N w/null Copy Truncated?
// return value =true if entire string(source) fit, false if it was truncated
bool strn0cpyt(char* dest, const char* source, int32 size) {
if (!dest)
return 0;
if (size == 0 || source == 0) {
dest[0] = 0;
return dest;
}
strncpy(dest, source, size);
dest[size - 1] = 0;
return (bool) (source[strlen(dest)] == 0);
}
const char *MakeUpperString(const char *source) {
static char str[128];
if (!source)
return NULL;
MakeUpperString(source, str);
return str;
}
void MakeUpperString(const char *source, char *target) {
if (!source || !target) {
*target=0;
return;
}
while (*source)
{
*target = toupper(*source);
target++;source++;
}
*target = 0;
}
const char *MakeLowerString(const char *source) {
static char str[128];
if (!source)
return NULL;
MakeLowerString(source, str);
return str;
}
void MakeLowerString(const char *source, char *target) {
if (!source || !target) {
*target=0;
return;
}
while (*source)
{
*target = tolower(*source);
target++;source++;
}
*target = 0;
}
int MakeAnyLenString(char** ret, const char* format, ...) {
int buf_len = 128;
int chars = -1;
va_list argptr;
va_start(argptr, format);
while (chars == -1 || chars >= buf_len) {
safe_delete_array(*ret);
if (chars == -1)
buf_len *= 2;
else
buf_len = chars + 1;
*ret = new char[buf_len];
chars = vsnprintf(*ret, buf_len, format, argptr);
}
va_end(argptr);
return chars;
}
int32 AppendAnyLenString(char** ret, int32* bufsize, int32* strlen, const char* format, ...) {
if (*bufsize == 0)
*bufsize = 256;
if (*ret == 0)
*strlen = 0;
int chars = -1;
char* oldret = 0;
va_list argptr;
va_start(argptr, format);
while (chars == -1 || chars >= (sint32)(*bufsize-*strlen)) {
if (chars == -1)
*bufsize += 256;
else
*bufsize += chars + 25;
oldret = *ret;
*ret = new char[*bufsize];
if (oldret) {
if (*strlen)
memcpy(*ret, oldret, *strlen);
safe_delete_array(oldret);
}
chars = vsnprintf(&(*ret)[*strlen], (*bufsize-*strlen), format, argptr);
}
va_end(argptr);
*strlen += chars;
return *strlen;
}
int32 hextoi(char* num) {
int len = strlen(num);
if (len < 3)
return 0;
if (num[0] != '0' || (num[1] != 'x' && num[1] != 'X'))
return 0;
int32 ret = 0;
int mul = 1;
for (int i=len-1; i>=2; i--) {
if (num[i] >= 'A' && num[i] <= 'F')
ret += ((num[i] - 'A') + 10) * mul;
else if (num[i] >= 'a' && num[i] <= 'f')
ret += ((num[i] - 'a') + 10) * mul;
else if (num[i] >= '0' && num[i] <= '9')
ret += (num[i] - '0') * mul;
else
return 0;
mul *= 16;
}
return ret;
}
int64 hextoi64(char* num) {
int len = strlen(num);
if (len < 3)
return 0;
if (num[0] != '0' || (num[1] != 'x' && num[1] != 'X'))
return 0;
int64 ret = 0;
int mul = 1;
for (int i=len-1; i>=2; i--) {
if (num[i] >= 'A' && num[i] <= 'F')
ret += ((num[i] - 'A') + 10) * mul;
else if (num[i] >= 'a' && num[i] <= 'f')
ret += ((num[i] - 'a') + 10) * mul;
else if (num[i] >= '0' && num[i] <= '9')
ret += (num[i] - '0') * mul;
else
return 0;
mul *= 16;
}
return ret;
}
bool atobool(char* iBool) {
if (!strcasecmp(iBool, "true"))
return true;
if (!strcasecmp(iBool, "false"))
return false;
if (!strcasecmp(iBool, "yes"))
return true;
if (!strcasecmp(iBool, "no"))
return false;
if (!strcasecmp(iBool, "on"))
return true;
if (!strcasecmp(iBool, "off"))
return false;
if (!strcasecmp(iBool, "enable"))
return true;
if (!strcasecmp(iBool, "disable"))
return false;
if (!strcasecmp(iBool, "enabled"))
return true;
if (!strcasecmp(iBool, "disabled"))
return false;
if (!strcasecmp(iBool, "y"))
return true;
if (!strcasecmp(iBool, "n"))
return false;
if (atoi(iBool))
return true;
return false;
}
/*
* solar: generate a random integer in the range low-high
* this should be used instead of the rand()%limit method
*/
int MakeRandomInt(int low, int high)
{
if(low >= high)
return(low);
return (rand()%(high-low+1) + (low));
}
double MakeRandomFloat(double low, double high)
{
if(low >= high)
return(low);
return (rand() / (double)RAND_MAX * (high - low) + low);
}
// solar: removes the crap and turns the underscores into spaces.
char *CleanMobName(const char *in, char *out)
{
unsigned i, j;
for(i = j = 0; i < strlen(in); i++)
{
// convert _ to space.. any other conversions like this? I *think* this
// is the only non alpha char that's not stripped but converted.
if(in[i] == '_')
{
out[j++] = ' ';
}
else
{
if(isalpha(in[i]) || (in[i] == '`')) // numbers, #, or any other crap just gets skipped
out[j++] = in[i];
}
}
out[j] = 0; // terimnate the string before returning it
return out;
}
const char *ConvertArray(int input, char *returnchar)
{
sprintf(returnchar, "%i" ,input);
return returnchar;
}
const char *ConvertArrayF(float input, char *returnchar)
{
sprintf(returnchar, "%0.2f", input);
return returnchar;
}
float EQ13toFloat(int d)
{
return ( float(d)/float(1<<2));
}
float NewEQ13toFloat(int d)
{
return ( float(d)/float(1<<6));
}
float EQ19toFloat(int d)
{
return ( float(d)/float(1<<3));
}
int FloatToEQ13(float d)
{
return int(d*float(1<<2));
}
int NewFloatToEQ13(float d)
{
return int(d*float(1<<6));
}
int FloatToEQ19(float d)
{
return int(d*float(1<<3));
}
/*
Heading of 0 points in the pure positive Y direction
*/
int FloatToEQH(float d)
{
return(int((360.0f - d) * float(1<<11)) / 360);
}
float EQHtoFloat(int d)
{
return(360.0f - float((d * 360) >> 11));
}