xoonips/AL/common.cc

/*
 * Abstract Layer縺ｮ蜷?ｩ溯?縺後ｈ縺丈ｽｿ縺?未謨ｰ繧偵％縺薙〒螳夂ｾｩ縺吶ｋ??/span>
 * 
 * $Revision: 1.5 $
 * $Log: common.cc,v $
 * Revision 1.5  2005/01/22 05:38:03  youi
 * md5str繧貞ｮ夂ｾｩ縺励◆.
 *
 * Revision 1.4  2005/01/06 07:17:15  youi
 * VC toolkit菴ｿ逕ｨ譎ゅ?snprintf縺ｨ_fltused縺ｮ螳夂ｾｩ繧定ｿｽ蜉?.
 *
 * Revision 1.3  2004/11/26 05:13:40  aga
 * 繝ｻuserid_t, groupid_t繧置nsigned int 縺ｫ菫ｮ豁｣.
 * 繝ｻunsignedIntToString()繧剃ｽ懈?.
 *
 * Revision 1.2  2004/11/26 03:29:43  aga
 * 繝ｻintToString()繧剃ｽ懈?.
 *
 * Revision 1.1  2004/11/22 08:25:16  youi
 * initial version.
 *
 * 
 */

#include <stdio.h>
#include <string.h>
#include "common.h"

#if defined(_MSC_VER)
#define snprintf _snprintf
int _fltused = 0x9875;
#include "md5/global.h"
#include "md5/md5.h"

#define MD5_Init MD5Init

#endif

/**
 * 
 * data縺ｮMD5繝上ャ繧ｷ繝･蛟､繧呈ｱゅａ?梧枚蟄怜?縺ｫ螟画鋤縺暦ｼ梧欠螳壹＆繧後◆譁?ｭ怜?繝舌ャ繝輔ぃ
 * str縺ｫ譖ｸ縺崎ｾｼ繧?.
 * 
 * 
 * 
 */
char* md5str( char str[MD5_DIGEST_STRING_LENGTH], unsigned char* data, int len )
{
    MD5_CTX c;
    unsigned char buf[MD5_DIGEST_LENGTH];
    static const char hexdigit[]="0123456789abcdef";
    
    MD5_Init( &c );
    MD5_Update( &c, data, len );
    MD5_Final( buf, &c );
    
    for( int i = 0 ; i < MD5_DIGEST_LENGTH ; i++ ){
        str[i*2] = hexdigit[buf[i]>>4];
        str[i*2+1] = hexdigit[buf[i] & 0x0f];
    }
    str[MD5_DIGEST_LENGTH*2] = '\0';
    return str;
}

/**
 * 
 * 荳弱∴繧峨ｌ縺滓枚蟄怜?繧定､?｣ｽ縺暦ｼ後◎縺ｮ繧｢繝峨Ξ繧ｹ繧定ｿ斐☆??/span>
 * 
 * @param text 
 * @return 隍?｣ｽ縺励◆譁?ｭ怜?縺ｮ繧｢繝峨Ξ繧ｹ
 * @return 0 隍?｣ｽ縺ｫ螟ｱ謨?/span>
 * 
 */
char* str_dup( const char* text )
{
    if( text == 0 ) return 0;
    char* ptr = new char[ strlen( text ) + 1 ];
    if( ptr == 0 ) return 0;
    strcpy( ptr , text );
    return ptr;
}

/**
 * 
 * newtext縺ｧ謖?ｮ壹＆繧後◆譁?ｭ怜?繧定､?｣ｽ縺暦ｼ後◎縺ｮ繧｢繝峨Ξ繧ｹ繧?dstptr縺ｫ莉｣蜈･縺吶ｋ.<br>
 * 謌仙粥縺励◆繧会ｼ後◎繧後∪縺ｧ*dstptr縺悟盾辣ｧ縺励※縺?◆鬆伜沺繧定ｧ｣謾ｾ縺吶ｋ.<br>
 * 騾比ｸｭ縺ｧ螟ｱ謨励＠縺溷?ｴ蜷医?*dstptr縺ｮ蜀?ｮｹ縺ｯ譖ｸ縺肴鋤縺医ｉ繧後↑縺?ｼ?lt;br>
 * newtext==0縺ｮ縺ｨ縺阪???dstptr縺悟盾辣ｧ縺吶ｋ鬆伜沺繧定ｧ｣謾ｾ縺暦ｼ檎ｩｺ譁?ｭ励ｒ譁ｰ隕上↓菴懈?縺励※縺昴?繧｢繝峨Ξ繧ｹ繧?dstptr縺ｫ莉｣蜈･縺吶ｋ.<br>
 * 
 * @param newtext *dstptr縺ｫ莉｣蜈･縺励◆縺?枚蟄怜?
 * @param dstptr 隍?｣ｽ縺励◆newtext縺ｮ繧｢繝峨Ξ繧ｹ繧剃ｻ｣蜈･縺吶ｋ繝昴う繝ｳ繧ｿ螟画焚縺ｸ縺ｮ繝昴う繝ｳ繧ｿ
 * @return dstptr縺ｫ莉｣蜈･縺励◆繧｢繝峨Ξ繧ｹ 螟ｱ謨玲凾縺ｯ蜃ｦ逅?燕縺ｮdstptr
 * 
 */
char* setValue( char** dstptr, const char* newtext )
{
    char* ptr;
    
    // newtext縺?縺ｪ繧会ｼ?dstptr縺悟盾辣ｧ縺吶ｋ繝｡繝｢繝ｪ鬆伜沺繧定ｧ｣謾ｾ縺暦ｼ?/span>
    // *dstptr縺ｫ縺ｯ譁ｰ隕丈ｽ懈?縺励◆遨ｺ譁?ｭ励?繧｢繝峨Ξ繧ｹ繧剃ｻ｣蜈･
    if( newtext == 0 ){
        ptr = str_dup( "" );
    }else{
        ptr = str_dup( newtext );
    }
    if( ptr != 0 ){
        if( *dstptr != 0 ) delete[] *dstptr;
        *dstptr = ptr;
    }
    return *dstptr;
}

/**
 * 
 * int繧呈枚蟄怜?縺ｫ螟画鋤縲?/span>
 * 
 * @param i 螟画鋤縺吶∋縺肴焚蛟､
 * @return 螟画鋤蠕後?譁?ｭ怜?
 * 
 */
string intToString( int i ){
        char buf[sizeof(int)*3+1+1+1]; // n繝舌う繝医↑繧?n+1譯∽ｻ･荳九?∫ｬｦ蜿ｷ縺ｧ1譯√?―0縺ｧ1譯?/span>
        snprintf( buf, sizeof(buf), "%d", i );
        string s( buf );
        return s;
}

/**
 * 
 * unsigned int繧呈枚蟄怜?縺ｫ螟画鋤縲?/span>
 * 
 * @param i 螟画鋤縺吶∋縺肴焚蛟､
 * @return 螟画鋤蠕後?譁?ｭ怜?
 * 
 */
string unsignedIntToString( unsigned int i ){
        char buf[sizeof(int)*3+1+1]; // n繝舌う繝医↑繧?n+1譯∽ｻ･荳九?―0縺ｧ1譯?/span>
        snprintf( buf, sizeof(buf), "%u", i );
        string s( buf );
        return s;
}


/**
 * 
 * unsigned int繧呈枚蟄怜?縺ｫ螟画鋤縲?/span>
 * 
 * @param i 螟画鋤縺吶∋縺肴焚蛟､
 * @return 螟画鋤蠕後?譁?ｭ怜?
 * 
 */
string doubleToString( double d ){
        char buf[256];
        snprintf( buf, sizeof(buf), "%lf", d );
        string s( buf );
        return s;
}
