util.c

石器时代8.0服务端完整源代码。可以直接编译

#include "version.h"
#include <sys/types.h>
#include <sys/socket.h>
#include <sys/time.h>
#include <sys/stat.h>

#include <netinet/in.h>
#include <arpa/inet.h>

#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <unistd.h>
#include <dirent.h>
#include <netdb.h>
#include <errno.h>
#include <string.h>
#include <ctype.h>

#include "common.h"
#include "util.h"
#include "configfile.h"

#define IS_2BYTEWORD( _a_ ) ( (char)(0x80) <= (_a_) && (_a_) <= (char)(0xFF) )

/*-----------------------------------------
  仃勾及荼垫毛仇欠允
  娄醒“ 手午及  侬  ［  涛  凳今木月冗

  windows , macintosh , unix及升及垫手覆杀匹五月［

  windows : \r\n
  macintosh : \n\r
  unix : \n

  分匀凶井卅
  macintosh : \r
  匹允［
  公木午仇及皿夫弘仿丞分午仃勾及  侬元扎卅仁化手
  荼垫壅允仃升中中氏匹允井
  -----------------------------------------*/
void chompex( char *buf )
{
    while( *buf ){
        if( *buf == '\r' || *buf == '\n' ){
            *buf='\0';
        }
        buf++;
    }
}



/*----------------------------------------
 * 仃勾及1  侬毛潸曰轮仁
 * 娄醒
 *  src           凳允月  侬  
 ----------------------------------------*/
void chop( char* src )
{
    /*
     * 凶分凶氏卞    及  侬毛潸曰轮仁
     */
    int length = strlen( src );
    if( length == 0 ) return;
    src[length-1] = '\0';
}


/*----------------------------------------
 * 仃勾及  侬毛潸月［公及  侬毛  醒隙烂匹五月［
 * 娄醒
 *  src     葭及  侬  
 *  delim   绰轮允月  侬及    ［    反NULL  侬匹蔽匀化中月仪
 ----------------------------------------*/
void dchop( char* src , char* del)
{
    int dellen, srclen;
    int i;
    BOOL delete=FALSE;

    /*
     * src及  欠井日譬屯化中仁［1  侬卞勾五 del 允屯化毛伙□皿仄化
     * 域谯允木壬壅允［公仄化戚及  侬卞中仁［
     */

    srclen = strlen( src );
    dellen = strlen( del );
    if( srclen == 0 || dellen == 0 ) return;

    for( i = 0 ; i < dellen ; i ++ ){
        if( src[srclen-1] == del[i] ){
            delete = TRUE;
            break;
        }
    }

    /*  濠曰潸曰    */
    if( delete )src[srclen - 1] = '\0';
}


/*----------------------------------------
 * dchop及菅［  赓及  侬毛潸月［公及  侬毛  醒隙烂匹五月［
 * 娄醒
 *  src     葭及  侬  
 *  delim   绰轮允月  侬及    ［    反NULL  侬匹蔽匀化中月仪
 ----------------------------------------*/
void pohcd( char* src , char* del)
{
    int dellen, srclen;
    int i;
    BOOL delete=FALSE;

    /*
     * src及蟆井日譬屯化中仁［1  侬卞勾五 del 允屯化毛伙□皿仄化
     * 域谯允木壬壅允［公仄化戚及  侬卞中仁［
     */

    srclen = strlen( src );
    dellen = strlen( del );
    if( srclen == 0 || dellen == 0 ) return;

    for( i = 0 ; i < dellen ; i ++ ){
        if( src[0] == del[i] ){
            delete = TRUE;
            break;
        }
    }

    /*  绰轮    */
    if( delete )
        /*  仇及戊疋□匹 NULL  侬手戊疋□今木月 */
        for( i = 0 ; i < srclen ; i ++ )
            src[i] = src[i+1];
}


/*----------------------------------------
 *   侬  卞  侬互殖引木化中月井升丹井譬屯月［
 * 娄醒
 *  src     char*   譬屯月  侬  
 *  include char*   殖引木化中月井升丹井及  侬  ［
 * 忒曰袄
 *  岳        赓卞殖引木化中凶src及桦赭
 *  撩      -1
 ----------------------------------------*/
int charInclude( char* src, char* include )
{
    int     i,j;
    int     srclen,includelen;

    srclen = strlen( src );
    includelen = strlen( include );

    for( i = 0 ; i < srclen ; i ++ ){
        for( j = 0 ; j < includelen ; j ++ )
            if( src[i]  == include[j] )
                return i;
    }
    return -1;
}


/*------------------------------------------------------------
 * EUC及2田奶玄  分仃毛戊疋□仄卅中strncpy
 * freeBSD 及仿奶皮仿伉井日 strncpy 毛潸匀化五化｝
 * 公木毛手午卞荼瞻［*dest++ 午井银中凶中仃升｝瑛宁赐辆卞愤褥互
 * 卅中及匹｝银匀化中卅中［井歹曰卞    分仃升｝禾奶件正手银匀化化
 * 井卅曰  卅皿夫弘仿丞
 * 娄醒
 *  dest        char*   戊疋□燮
 *  src         char*   末□旦
 *  n           size_t  赢今
 * 忒曰袄
 *  dest
 ------------------------------------------------------------*/
char* strncpy2( char* dest, const char* src, size_t n )
{
    if( n > 0 ){
        char*   d = dest;
        const char*   s = src;
        int i;
        for( i=0; i<n ; i++ ){
            if( *(s+i) == 0 ){
                /*  戊疋□仄云歹匀凶日 NULL   侬毛  木月   */
                *(d+i) = '\0';
                return dest;
            }
            if( *(s+i) & 0x80 ){
                *(d+i)  = *(s+i);
                i++;
                if( i>=n ){
                    *(d+i-1)='\0';
                    break;
                }
                *(d+i)  = *(s+i);
            }else
                *(d+i) = *(s+i);
        }
    }
    return dest;
}

/*----------------------------------------
 * src 井日 dest 卞戊疋□允月［ 戊疋□燮及扔奶术毛譬屯月［
 * 娄醒
 *      dest        戊疋□燮
 *      n           扔奶术
 *      src         葭及  侬  
 ----------------------------------------*/
void strcpysafe( char* dest ,size_t n ,const char* src )
{
    /*
     * src 井日 dest 尺戊疋□允月.
     * strcpy, strncpy 匹反 dest 方曰 戊疋□允月汹互
     *   五中凛卞裟少午,丢乒伉陆失弁本旦互粟月.
     * 仇木毛  什啃卞, strncpy 互丐月互 strlen( src ) 互 n 方曰
     *   五中凛卞反, dest 及    互 NULL   侬午反卅日卅中.
     *
     * 仄凶互匀化 dest 及  五今方曰 src 及幻丹互赢中凛卞反
     * n-1 匹 strncpy 毛允月. 凝今中凛反公及引引戊疋□允月
     *
     * n 互  及凛反云井仄仁卅月及匹  及凛反 窒手仄卅中［
     *
     */
    // Nuke +1 (08/25): Danger if src=0
    if (!src) {
        *dest = '\0';
        return;
    }
    if( n <= 0 )        /* 窒手仄卅中   */
        return;

    /*  仇及凛鳔匹｝ n >= 1 动晓互瑁烂  */
    /*  NULL  侬毛哔  仄化  胜允月  */
    else if( n < strlen( src ) + 1 ){
        /*
         * 田永白央互箫曰卅中及匹 n - 1(NULL  侬)
         * 匹 strncpy 毛裟少
         */
        strncpy2( dest , src , n-1 );
        dest[n-1]='\0';
    }else
        strcpy( dest , src );

}

/*----------------------------------------
 * src 井日 length 掏允［   戊疋□燮及  五今毛譬屯月［
 * 娄醒
 *          dest        戊疋□燮
 *          n           戊疋□燮及扔奶术
 *          src         戊疋□葭
 *          length      窒  侬戊疋□允月井
 ----------------------------------------*/
void strncpysafe( char* dest , const size_t n ,
                  const char* src ,const int length )
{
    /*
     * src 井日 dest 卞 length 戊疋□允月
     * strcpy, strncpy 匹反 dest 方曰 戊疋□允月汹互
     *   五中凛卞裟少午,丢乒伉陆失弁本旦互粟月.
     * 仇及楮醒匹反｝strlen( src ) 午 length 及凝今中幻丹
     * (  端卞戊疋□允月汹) 午 dest 及扔奶术毛  屯化｝
     * strcpysafe 午  元仪毛允月［
     */

    int Short;
    Short = min( strlen( src ) , length );

    /* NULL  侬 毛哔  仄凶  胜 */
    if( n < Short + 1 ){
        /*
         * 田永白央互箫曰卅中及匹 n - 1(NULL  侬)
         * 匹 strncpy 毛裟少
         */
        strncpy2( dest , src , n-1 );
        dest[n-1]='\0';

    }else if( n <= 0 ){
        return;
    }else{
        /*
         * 田永白央反蜗坌卞丐月及匹 Short 匹strncpy毛裟少
         * 卅云 src 卞反 Short 及赢今  卞 NULL 互卅中及匹｝
         * dest 卞反 馨笛仄化云仁［
         */

        strncpy2( dest , src , Short );
        dest[Short]= '\0';

    }
}

/*------------------------------------------------------------
 * strcat毛兜蝈卞  蜇允月［赞中及匹｝    卅桦宁毛轮中化银歹卅中仪［
 * 娄醒
 *  src     char*       葭卞卅月  侬  
 *  size    int         src 及扔奶术(   欠卞升木分仃酸匀化中月井匹反
 *                          卅仁化田永白央蝈   )
 *  ap      char*       尥仃笛尹月  
 * 忒曰袄
 *  src     (  木阂迕)
 ------------------------------------------------------------*/
char* strcatsafe( char* src, int size, char* ap )
{
    strcpysafe( src + strlen( src ) , size - strlen(src), ap );
    return src;
}

/*----------------------------------------
 *   侬  及    毛  胜允月［  元井升丹井仄井  烂仄卅中 by ringo
 * char *s1 , *s2 :   胜允月  侬  
 * 忒曰袄
 * 0 “ 云卅元
 * 1 : 仇午卅月
 * 仇木反NPC及  平旦玄荸  卞支仁分勾［
 ----------------------------------------*/
int strcmptail( char *s1 , char *s2 )
{
    int i;
    int len1 = strlen( s1 );
    int len2 = strlen( s2 );

    for(i=0;;i++){
        int ind1 = len1 - 1 - i;
        int ind2 = len2 - 1 - i;
        if( ind1 < 0 || ind2 < 0 ) return 0;
        if( s1[ind1] != s2[ind2] ) return 1;
    }
}



/*----------------------------------------
 *   侬  及    卞踏井木化中月帮醒毛必永玄允月［
 * NPC及  平旦玄荸  卞支仁分勾［
 * 凶分仄    卞中日氏  侬互丐月桦宁  骰允月［
 * 耨痊互  切卅中失伙打伉术丞卞  凳［
 * 娄醒
 *  hoge    char*   荸  允月  侬  
 * 忒曰袄
 *  荸  仄凶帮醒［
 *
 *   “
 * "ringo ( 吧噗吧噗星人 ) ： 100"
 *      及桦宁反100互井尹月［
 * "ringo ( 吧噗吧噗星人 ) ： 是100"
 *      手100卞卅月［幻氏引卞NPC迕卅曰友［
 ----------------------------------------*/
#define DECIMALCHARNUM 10
#define FIGURECHARNUM 3
#define SPECIALCHARNUM 2
char *UTIL_decimalchar[DECIMALCHARNUM] = {"0","1","2",
                                     "3",  "4","5",
                                     "6","7","8","9"};
char *UTIL_figurechar[FIGURECHARNUM] = {"","",""};
char *UTIL_specialchar[SPECIALCHARNUM] = {"",""};

/*
 *   侬  井日｝醒袄毛  允午  歹木月  坌毛  五请允［燮  及幻丹井日
 * 茧仄化  五请允［euc迕［
 *
 *    : in "这本书七万册300美金吗？"
 *      out "7万"
 * 娄醒
 * char *in:      侬  
 * char *out:请    侬  
 * int outsiz:请    侬  及田永白央扔奶术
 * 忒曰袄
 * 醒袄毛  允  坌互丐匀凶日公及  侬  及赢今｝卅井匀凶日ㄟ
 */
static int findNumberString( char *in, char *out, int outsiz )
{
    int len,i,j,k, findflag, numstrflag;
    char tmp[3];

    len = strlen(in);
    if( len == 0 ) return 0;

    numstrflag=0;
    findflag = 0;
    for( i=0,j=0;in[i]!='\0'&& j<outsiz-2;i++ ){
        findflag = 0;
        if( in[i] & 0x80 ){
            /* EUC及桦宁 */
            tmp[0] = in[i];
            tmp[1] = in[i+1];
            tmp[2] = '\0';
        }else{
            /* ASCII及桦宁 */
            tmp[0] = in[i];
            tmp[1] = '\0';
        }
        for( k=0;k<DECIMALCHARNUM;k++ ){
            if( strstr( UTIL_decimalchar[k], tmp ) ){
                numstrflag = 1;
                findflag = 1;
            }
        }
        for( k=0;k<FIGURECHARNUM;k++ ){
            if( strstr( UTIL_figurechar[k], tmp ) ){
                numstrflag = 1;
                findflag = 1;
            }
        }
        for( k=0;k<SPECIALCHARNUM;k++ ){
            if( strstr( UTIL_specialchar[k], tmp ) ){
                numstrflag = 1;
                findflag = 1;
            }
        }
        if( findflag ){
            if( in[i] & 0x80 ){
                out[j] = tmp[0];
                out[j+1] = tmp[1];
                j+=2;
                i++;
            }else{
                out[j] = tmp[0];
                j+=1;
            }
            continue;
        }

        if( numstrflag ){
            out[j] = '\0';
            return j;
        }

    }

    if( findflag ){
        out[j] = '\0';
        return j;
    }else{
        return 0;
    }