string.c

spiht的压缩解压缩c编写的

#include "spiht.h"
#include "spihtdecode.h"

void QccStringMakeNull(QccString qccstring)
{
  if (qccstring == NULL)
    return;

  qccstring[0] = '\0';
}

int QccStringNull(const QccString qccstring)
{
  if (qccstring == NULL)
    return(1);
  return(strlen(qccstring) <= 0);
}

void QccConvertToQccString(QccString qccstring, const char *str)
{
  if ((qccstring == NULL) || (str == NULL))
    return;

  strncpy((char *)qccstring, str, QCCSTRINGLEN);
  qccstring[QCCSTRINGLEN] = '\0';
}

void QccStringCopy(QccString qccstring1, const QccString qccstring2)
{
  if (qccstring1 == NULL)
    return;
  if (qccstring2 == NULL)
    return;

  strncpy((char *)qccstring1, (char *)qccstring2, QCCSTRINGLEN);
  qccstring1[QCCSTRINGLEN] = '\0';
  
}

void QccStringSprintf(QccString qccstring, const char *format, ...)
{
  va_list ap;

  va_start(ap, format);

  vsprintf(qccstring, format, ap);

  qccstring[QCCSTRINGLEN] = '\0';

  va_end(ap);
}