672 static int compare2pow63(const char *zNum, int incr){  in compare2pow63()  argument
678     c = (zNum[i*incr]-pow63[i])*10;  in compare2pow63()
681     c = zNum[18*incr] - '8';  in compare2pow63()
705 int sqlite3Atoi64(const char *zNum, i64 *pNum, int length, u8 enc){  in sqlite3Atoi64()  argument
714   const char *zEnd = zNum + length;  in sqlite3Atoi64()
722     for(i=3-enc; i<length && zNum[i]==0; i+=2){}  in sqlite3Atoi64()
724     zEnd = &zNum[i^1];  in sqlite3Atoi64()
725     zNum += (enc&1);  in sqlite3Atoi64()
727   while( zNum<zEnd && sqlite3Isspace(*zNum) ) zNum+=incr;  in sqlite3Atoi64()
728   if( zNum<zEnd ){  in sqlite3Atoi64()
729     if( *zNum=='-' ){  in sqlite3Atoi64()
731       zNum+=incr;  in sqlite3Atoi64()
732     }else if( *zNum=='+' ){  in sqlite3Atoi64()
733       zNum+=incr;  in sqlite3Atoi64()
736   zStart = zNum;  in sqlite3Atoi64()
737   while( zNum<zEnd && zNum[0]=='0' ){ zNum+=incr; } /* Skip leading zeros. */  in sqlite3Atoi64()
738   for(i=0; &zNum[i]<zEnd && (c=zNum[i])>='0' && c<='9'; i+=incr){  in sqlite3Atoi64()
756   if( i==0 && zStart==zNum ){    /* No digits */  in sqlite3Atoi64()
760   }else if( &zNum[i]<zEnd ){     /* Extra bytes at the end */  in sqlite3Atoi64()
763       if( !sqlite3Isspace(zNum[jj]) ){  in sqlite3Atoi64()
768     }while( &zNum[jj]<zEnd );  in sqlite3Atoi64()
776     c = i>19*incr ? 1 : compare2pow63(zNum, incr);  in sqlite3Atoi64()
838 int sqlite3GetInt32(const char *zNum, int *pValue){  in sqlite3GetInt32()  argument
842   if( zNum[0]=='-' ){  in sqlite3GetInt32()
844     zNum++;  in sqlite3GetInt32()
845   }else if( zNum[0]=='+' ){  in sqlite3GetInt32()
846     zNum++;  in sqlite3GetInt32()
849   else if( zNum[0]=='0'  in sqlite3GetInt32()
850         && (zNum[1]=='x' || zNum[1]=='X')  in sqlite3GetInt32()
851         && sqlite3Isxdigit(zNum[2])  in sqlite3GetInt32()
854     zNum += 2;  in sqlite3GetInt32()
855     while( zNum[0]=='0' ) zNum++;  in sqlite3GetInt32()
856     for(i=0; sqlite3Isxdigit(zNum[i]) && i<8; i++){  in sqlite3GetInt32()
857       u = u*16 + sqlite3HexToInt(zNum[i]);  in sqlite3GetInt32()
859     if( (u&0x80000000)==0 && sqlite3Isxdigit(zNum[i])==0 ){  in sqlite3GetInt32()
867   if( !sqlite3Isdigit(zNum[0]) ) return 0;  in sqlite3GetInt32()
868   while( zNum[0]=='0' ) zNum++;  in sqlite3GetInt32()
869   for(i=0; i<11 && (c = zNum[i] - '0')>=0 && c<=9; i++){  in sqlite3GetInt32()