?? cfgs.c
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/*************************************************************************** Copyright : 2001-2002, ASPIRE TECHNOLOGIES (SHENZHEN) LTD. Program ID : cfgs.c Description : 配置讀取接口函數 Version : CMPP API 1.5a Functions : 內部函數 Modification Log: DATE AUTHOR DESCRIPTION -------------------------------------------------------------------------- 11/26/2002 sunjun Create***************************************************************************/#include <ctype.h>#include "os.h"#include "cfgs.h"int gnCfgsCaseRestrict=0;/* 0: No Restrict: Group | Ident all UPPER/LOWER to fit. 1: Restrict: Group | Ident all Restrict case fit.*//************************************************************ * desc: Left Trim the String inputed. ************************************************************/void vCfgsLTrim( char * sOprt ){ int nHead, nCurr; if( NULL == sOprt ) return ; nHead = nCurr = 0; while( 0 != isspace((int)*(sOprt+nCurr)) ) nCurr++; while( '\0' != (*(sOprt+nCurr)) ) { *(sOprt+nHead) = *(sOprt+nCurr); nHead++, nCurr++; } *(sOprt+nHead) = *(sOprt+nCurr); return ;}/*************** end of vCfgsLTrim() ***********************//************************************************************ * desc: Right Trim the String inputed. ************************************************************/void vCfgsRTrim( char * sOprt ){ char *sTail; if( NULL == sOprt ) return ; if( 0 == (int)strlen(sOprt) ) return ; sTail = sOprt+strlen(sOprt)-1; while( 0 != isspace((int)*sTail) && sTail >= sOprt ) { *sTail = '\0'; sTail--; } return ;}/************************************************************ * desc: Trim both end of the String inputed. ************************************************************/void vCfgsATrim( char * sOprt ){ if( NULL == sOprt ) return ; vCfgsRTrim( sOprt ); vCfgsLTrim( sOprt ); return ;}/************************************************************ * desc: Replace the Char Escaped by '\\' with SpecialChar. * \b,\t,\n,\r,\MacCFGS_CharDivide,\\,... * ret: void. ************************************************************/void vCfgsEscCh( char * sOprt, bool_t bDivide ){ char * sSrc, * sDst; int nModified; if( NULL == sOprt ) { return ; } sSrc = sDst = sOprt; nModified = 0; while( '\0' != *sSrc ) { if( bDivide && MacCFGS_CharDivide == *sSrc ) { *sDst = '\0'; return ; } else if( '\\' != *sSrc && 0 == nModified ) { sSrc++; sDst++; } else if( '\\' != *sSrc && 0 != nModified ) { *sDst = *sSrc; sSrc++; sDst++; } else { switch( *(sSrc+1) ) { case 'b': *sDst = '\b'; sSrc += 2; sDst += 1; break; case 'n': *sDst = '\n'; sSrc += 2; sDst += 1; break; case 'r': *sDst = '\r'; sSrc += 2; sDst += 1; break; case 't': *sDst = '\t'; sSrc += 2; sDst += 1; break; case MacCFGS_CharDivide: *sDst = MacCFGS_CharDivide; sSrc += 2; sDst += 1; break; case '\0': sSrc += 1; break; default: sSrc += 1; break; } nModified += 1; } } // end of while()_Loop *sDst = '\0'; return ;}/************************************************************ * desc: read the Item configed in the IniFile with String Value. * rett: char *. * retv: !=NULL: success. * NULL: failed. * memo: No Trim at Content. ************************************************************/char* sCfgsReadString( char * sFileName, char * sGroupName, char * sIdentName, char * sRet, int nSize ){ FILE * lfd_src; char sGName[MacCFGS_LineLength]; char sIName[MacCFGS_LineLength]; char sIdent[MacCFGS_LineLength]; char sGroup[MacCFGS_LineLength]; char *sTmp; int nTmp, nLen; if( NULL == sFileName || NULL == sGroupName || NULL == sIdentName || NULL == sRet ) return NULL; lfd_src = fopen( sFileName, "r" ); if( NULL == lfd_src ) return NULL; strcpy( sRet, "" ); sTmp = NULL; snprintf( sIName, sizeof(sIName), "%s", sGroupName ); vCfgsATrim( sIName ); snprintf( sGName, sizeof(sGName), "[%s]", sIName ); snprintf( sIName, sizeof(sIName), "%s", sIdentName ); vCfgsATrim( sIName ); if( 0 == strlen(sGName) || 0 == strlen(sIName) ) { fclose( lfd_src ); return NULL; } if( 0 == gnCfgsCaseRestrict ) { nLen = (int)strlen(sGName); for( nTmp=0; nTmp<nLen; nTmp++ ) sGName[nTmp] = (char)toupper(sGName[nTmp]); nLen = (int)strlen(sIName); for( nTmp=0; nTmp<nLen; nTmp++ ) sIName[nTmp] = (char)toupper(sIName[nTmp]); } // Find Group nLen = (int)strlen(sGName); // nLen >= 2 while( 1 ) { if( NULL == fgets(sGroup,sizeof(sGroup),lfd_src) ) { fclose( lfd_src ); return NULL; } vCfgsEscCh( sGroup, B_TRUE ); vCfgsATrim( sGroup ); if( (int)strlen(sGroup) != nLen ) continue; for( nTmp=0; nTmp<nLen; nTmp++ ) sGroup[nTmp] = (char)toupper(sGroup[nTmp]); if( 0 == strcmp(sGroup,sGName) ) break; // Group found } // Find Ident nLen = (int)strlen(sIName); // nLen >= 0 while( 1 ) { if( NULL == fgets(sIdent,sizeof(sIdent),lfd_src) ) { fclose( lfd_src ); return NULL; } // if( (int)strlen(sIdent) <= nLen ) // nLen >= 0 // continue; if( '\n' == sIdent[strlen(sIdent)-1] ) sIdent[strlen(sIdent)-1] = '\0'; vCfgsEscCh( sIdent, B_TRUE ); vCfgsLTrim( sIdent ); if( MacCFGS_LeftsQuote == sIdent[0] && NULL != strchr(sIdent,MacCFGS_RightQuote) ) { fclose( lfd_src ); return NULL; } for( nTmp=0; nTmp<nLen; nTmp++ ) sIdent[nTmp] = (char)toupper(sIdent[nTmp]); if( 0 == strncmp(sIdent,sIName,nLen) ) { sTmp = sIdent+nLen; while( isspace( (int)*sTmp) ) sTmp++; if( MacCFGS_CharAssign != *sTmp ) continue; else { sTmp++; // goto Content break; // Ident found } } } fclose( lfd_src ); vCfgsATrim( sTmp ); snprintf( sRet, nSize, "%s", sTmp ); return sRet;}/************************************************************ * desc: read the Item configed in the IniFile with Number Value. * rett: char *. * retv: !NULL: success. * NULL: failed. ************************************************************/char* sCfgsReadNumber( char * sFileName, char * sGroupName, char * sIdentName, int * pnRet ){ static char sRst[ MacCFGS_LineLength ], * sRet; if( NULL == pnRet ) return NULL; *pnRet = 0; memset( sRst, 0,sizeof(sRst) ); sRet = sCfgsReadString( sFileName, sGroupName, sIdentName, sRst, sizeof(sRst) ); vCfgsATrim( sRst ); if( NULL != sRet ) *pnRet = atoi( sRst ); return sRet;}/************************************************************ * desc: read the Item configed in the IniFile with LongNu Value. * rett: char *. * retv: !NULL: success. * NULL: failed. ************************************************************/char* sCfgsReadLongNu( char * sFileName, char * sGroupName, char * sIdentName, long * plRet ){ static char sRst[ MacCFGS_LineLength ], * sRet; if( NULL == plRet ) return NULL; *plRet = 0; memset( sRst, 0,sizeof(sRst) ); sRet = sCfgsReadString( sFileName, sGroupName, sIdentName, sRst, sizeof(sRst) ); vCfgsATrim( sRst ); if( NULL != sRet ) *plRet = atol( sRst ); return sRet;}/************************************************************ * desc: read the name of group with offset: nGrpOff. * * rett: char *. * * retv: NULL: fail. !=NULL: succ. (==sGrpNam) * ************************************************************/char* sCfgsReadGrpOff( char * sFileName, int nGrpOff, char * sGrpNam, int nSize ){ FILE * lfp_src; char sGName[ MacCFGS_LineLength ]; int i, nLen; if( NULL == sFileName || nGrpOff < 0 || NULL == sGrpNam || nSize < 0 ) return NULL; lfp_src = fopen( sFileName, "r" ); if( NULL == lfp_src ) return NULL; strcpy( sGrpNam, "" ); // Find Group for( i=0; i<=nGrpOff; ) { if( NULL == fgets(sGName,sizeof(sGName),lfp_src) ) { fclose( lfp_src ); return NULL; } vCfgsEscCh( sGName, B_TRUE ); vCfgsATrim( sGName ); nLen = (int)strlen(sGName); if( nLen <= 2 ) continue; if( MacCFGS_LeftsQuote != sGName[0] || MacCFGS_RightQuote != sGName[nLen-1] ) continue; if( i < nGrpOff ) { i += 1; continue; } fclose( lfp_src ); snprintf( sGrpNam, nSize, "%.*s", nLen-2, sGName+1 ); return sGrpNam; } fclose( lfp_src ); return NULL;}/************************************************************ * desc: read the ident(say Item) line with offset: nItmLin * * which in group specialed by name: sSect. * * rett: char *. * * retv: NULL: fail. !=NULL: succ. (==sItmLin) * ************************************************************/char* sCfgsReadItmLin( char * sFileName, char * sSect, int nItmLin, char * sItmLin, int nSize ){ FILE * lfp_src; char sGName[ MacCFGS_LineLength ], sIName[ MacCFGS_LineLength ]; char sIdent[ MacCFGS_LineLength ]; char sGroup[ MacCFGS_LineLength ]; char * sTmp; int i, nTmp, nLen; if( NULL == sFileName || NULL == sSect || nItmLin < 0 || NULL == sItmLin || nSize < 0 ) return NULL; lfp_src = fopen( sFileName, "r" ); if( NULL == lfp_src ) return NULL; strcpy( sItmLin, "" ); sTmp = NULL; snprintf( sIName, sizeof(sIName), "%s", sSect ); vCfgsATrim( sIName ); nLen = snprintf( sGName, sizeof(sGName), "[%s]", sIName ); if( 2 >= (int)strlen(sGName) ) { fclose( lfp_src ); return NULL; } if( 0 == gnCfgsCaseRestrict ) { nLen = (int)strlen(sGName); for( nTmp=0; nTmp<nLen; nTmp++ ) sGName[nTmp] = (char)toupper(sGName[nTmp]); } // Find Group while( 1 ) { if( NULL == fgets(sGroup,sizeof(sGroup),lfp_src) ) { fclose( lfp_src ); return NULL; } vCfgsEscCh( sGroup, B_TRUE ); vCfgsATrim( sGroup ); if( (int)strlen(sGroup) != nLen ) continue; for( nTmp=0; nTmp<nLen; nTmp++ ) sGroup[nTmp] = (char)toupper(sGroup[nTmp]); if( 0 == strcmp(sGroup,sGName) ) break; // Group found } // end of Find Group // Find ItmLin for( i=0; i<= nItmLin; ) { if( NULL == fgets(sIdent,sizeof(sIdent),lfp_src) ) { fclose( lfp_src ); return NULL; } nLen = (int)strlen(sIdent); if( nLen <= 1 ) continue; if( '\n' == sIdent[nLen-1] ) sIdent[nLen-1] = (char)0; vCfgsEscCh( sIdent, B_TRUE ); vCfgsLTrim( sIdent ); if( MacCFGS_LeftsQuote == sIdent[0] ) { fclose( lfp_src ); return NULL; } sTmp = strchr( sIdent, MacCFGS_CharAssign ); if( NULL == sTmp || sTmp == sIdent ) continue; if( i < nItmLin ) { i += 1; continue; } fclose( lfp_src ); snprintf( sItmLin, nSize, "%s", sIdent ); return sItmLin; } // end of Find ItmLin fclose( lfp_src ); return NULL;}/************************************************************ * desc: use dynamic parameters to read data in CfgItem * * which is specialed by GroupName:sSect & * * IdentName:sIdnt, formated by sDatFmt. * * rett: int. * * retv: the number of successfully mitached and assigned * * input items ( specialed by ... ). * * <0: failed. =0: No assigned. * ************************************************************//*int nvCfgsReadItmDat( char * sFile, char * sSect, char * sIdnt, char * sDatFmt, ... ){ va_list lvalist; char sString[ MacCFGS_LineLength ]; int nRet; sString[0] = 0; if( NULL == sCfgsReadString( sFile, sSect, sIdnt, sString, sizeof(sString) ) ) return -1; va_start( lvalist, sDatFmt ); nRet = _vsscanf( sString, sDatFmt, lvalist ); va_end( lvalist ); return nRet;}*//************************************************************ * desc: use dynamic parameters to read data in CfgItem * * which is specialed by GroupName:sSect & * * IdentOffset:nItmOff, formated by sItmFmt. * * rett: int. * * retv: the number of successfully mitached and assigned * * input items ( specialed by ... ). * * <0: failed. =0: No assigned. * ************************************************************/ /*int nvCfgsReadItmOff(char * sFile, char * sSect, int nItmOff, char * sItmFmt, ...){ va_list lvalist; char sString[ MacCFGS_LineLength ], *sTmp; int nRet; sString[0] = 0; if( NULL == sCfgsReadItmLin( sFile, sSect, nItmOff, sString, sizeof(sString) ) ) return -1; sTmp = strchr( sString, MacCFGS_CharAssign ); if( NULL == sTmp ) return 0; sTmp += 1; va_start( lvalist, sItmFmt ); nRet = vsscanf( sTmp, sItmFmt, lvalist ); va_end( lvalist ); return nRet;}*/?? 快捷鍵說明
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