251 |
# define TRUE 1 |
# define TRUE 1 |
252 |
#endif |
#endif |
253 |
|
|
254 |
|
#if defined(_WIN32) || defined(_WIN64) |
255 |
|
# define MS_WINDOWS |
256 |
|
#endif |
257 |
|
|
258 |
static int nStringFieldLen = 0; |
static int nStringFieldLen = 0; |
259 |
static char * pszStringField = NULL; |
static char * pszStringField = NULL; |
260 |
|
|
339 |
abyHeader[10] = (unsigned char) (psDBF->nRecordLength % 256); |
abyHeader[10] = (unsigned char) (psDBF->nRecordLength % 256); |
340 |
abyHeader[11] = (unsigned char) (psDBF->nRecordLength / 256); |
abyHeader[11] = (unsigned char) (psDBF->nRecordLength / 256); |
341 |
|
|
342 |
|
abyHeader[29] = (unsigned char) (psDBF->nLanguageDriver); |
343 |
|
|
344 |
/* -------------------------------------------------------------------- */ |
/* -------------------------------------------------------------------- */ |
345 |
/* Write the initial 32 byte file header, and all the field */ |
/* Write the initial 32 byte file header, and all the field */ |
346 |
/* descriptions. */ |
/* descriptions. */ |
423 |
DBFOpen( const char * pszFilename, const char * pszAccess ) |
DBFOpen( const char * pszFilename, const char * pszAccess ) |
424 |
|
|
425 |
{ |
{ |
426 |
DBFHandle psDBF; |
FILE* fp; |
427 |
unsigned char *pabyBuf; |
int i; |
|
int nFields, nHeadLen, nRecLen, iField, i; |
|
428 |
char *pszBasename, *pszFullname; |
char *pszBasename, *pszFullname; |
429 |
|
|
430 |
/* -------------------------------------------------------------------- */ |
/* -------------------------------------------------------------------- */ |
458 |
pszFullname = (char *) malloc(strlen(pszBasename) + 5); |
pszFullname = (char *) malloc(strlen(pszBasename) + 5); |
459 |
sprintf( pszFullname, "%s.dbf", pszBasename ); |
sprintf( pszFullname, "%s.dbf", pszBasename ); |
460 |
|
|
461 |
psDBF = (DBFHandle) calloc( 1, sizeof(DBFInfo) ); |
fp = fopen( pszFullname, pszAccess ); |
|
psDBF->fp = fopen( pszFullname, pszAccess ); |
|
462 |
|
|
463 |
if( psDBF->fp == NULL ) |
if( fp == NULL ) |
464 |
{ |
{ |
465 |
sprintf( pszFullname, "%s.DBF", pszBasename ); |
sprintf( pszFullname, "%s.DBF", pszBasename ); |
466 |
psDBF->fp = fopen(pszFullname, pszAccess ); |
fp = fopen(pszFullname, pszAccess ); |
467 |
} |
} |
468 |
|
|
469 |
free( pszBasename ); |
free( pszBasename ); |
470 |
free( pszFullname ); |
free( pszFullname ); |
471 |
|
|
472 |
if( psDBF->fp == NULL ) |
return DBFOpenEx( fp ); |
473 |
{ |
} |
474 |
free( psDBF ); |
|
475 |
|
|
476 |
|
|
477 |
|
/************************************************************************/ |
478 |
|
/* DBFOpenW() */ |
479 |
|
/* */ |
480 |
|
/* Open a .dbf file with a wide character filename */ |
481 |
|
/************************************************************************/ |
482 |
|
|
483 |
|
#ifdef SHPAPI_HAS_WIDE |
484 |
|
|
485 |
|
DBFHandle SHPAPI_CALL |
486 |
|
DBFOpenW( const wchar_t * pszFilename, const wchar_t * pszAccess ) |
487 |
|
|
488 |
|
{ |
489 |
|
FILE* fp; |
490 |
|
int i; |
491 |
|
wchar_t *pszBasename, *pszFullname; |
492 |
|
|
493 |
|
/* -------------------------------------------------------------------- */ |
494 |
|
/* We only allow the access strings "rb" and "r+". */ |
495 |
|
/* -------------------------------------------------------------------- */ |
496 |
|
if( wcscmp(pszAccess,L"r") != 0 && wcscmp(pszAccess,L"r+") != 0 |
497 |
|
&& wcscmp(pszAccess,L"rb") != 0 && wcscmp(pszAccess,L"rb+") != 0 |
498 |
|
&& wcscmp(pszAccess,L"r+b") != 0 ) |
499 |
return( NULL ); |
return( NULL ); |
500 |
|
|
501 |
|
if( wcscmp(pszAccess,L"r") == 0 ) |
502 |
|
pszAccess = L"rb"; |
503 |
|
|
504 |
|
if( wcscmp(pszAccess,L"r+") == 0 ) |
505 |
|
pszAccess = L"rb+"; |
506 |
|
|
507 |
|
/* -------------------------------------------------------------------- */ |
508 |
|
/* Compute the base (layer) name. If there is any extension */ |
509 |
|
/* on the passed in filename we will strip it off. */ |
510 |
|
/* -------------------------------------------------------------------- */ |
511 |
|
pszBasename = (wchar_t *) malloc(sizeof(wchar_t)*(wcslen(pszFilename)+5)); |
512 |
|
wcscpy( pszBasename, pszFilename ); |
513 |
|
for( i = wcslen(pszBasename)-1; |
514 |
|
i > 0 && pszBasename[i] != L'.' && pszBasename[i] != L'/' |
515 |
|
&& pszBasename[i] != L'\\'; |
516 |
|
i-- ) {} |
517 |
|
|
518 |
|
if( pszBasename[i] == L'.' ) |
519 |
|
pszBasename[i] = L'\0'; |
520 |
|
|
521 |
|
pszFullname = (wchar_t *) malloc(sizeof(wchar_t)*(wcslen(pszBasename) + 5)); |
522 |
|
swprintf( pszFullname, L"%s.dbf", pszBasename ); |
523 |
|
|
524 |
|
fp = _wfopen( pszFullname, pszAccess ); |
525 |
|
|
526 |
|
if( fp == NULL ) |
527 |
|
{ |
528 |
|
swprintf( pszFullname, L"%s.DBF", pszBasename ); |
529 |
|
fp = _wfopen(pszFullname, pszAccess ); |
530 |
} |
} |
531 |
|
|
532 |
|
free( pszBasename ); |
533 |
|
free( pszFullname ); |
534 |
|
|
535 |
|
return DBFOpenEx( fp ); |
536 |
|
} |
537 |
|
|
538 |
|
#endif |
539 |
|
|
540 |
|
|
541 |
|
|
542 |
|
/************************************************************************/ |
543 |
|
/* DBFOpenEx() */ |
544 |
|
/* */ |
545 |
|
/* Open a .dbf file from a freshly opened FILE */ |
546 |
|
/************************************************************************/ |
547 |
|
|
548 |
|
DBFHandle SHPAPI_CALL |
549 |
|
DBFOpenEx( FILE* fp ) |
550 |
|
|
551 |
|
{ |
552 |
|
unsigned char *pabyBuf; |
553 |
|
int nFields, nHeadLen, nRecLen, iField; |
554 |
|
DBFHandle psDBF = NULL; |
555 |
|
|
556 |
|
if( fp == NULL ) |
557 |
|
{ |
558 |
|
return( NULL ); |
559 |
|
} |
560 |
|
|
561 |
|
psDBF = (DBFHandle) calloc( 1, sizeof(DBFInfo) ); |
562 |
|
psDBF->fp = fp; |
563 |
|
|
564 |
psDBF->bNoHeader = FALSE; |
psDBF->bNoHeader = FALSE; |
565 |
psDBF->nCurrentRecord = -1; |
psDBF->nCurrentRecord = -1; |
582 |
|
|
583 |
psDBF->nHeaderLength = nHeadLen = pabyBuf[8] + pabyBuf[9]*256; |
psDBF->nHeaderLength = nHeadLen = pabyBuf[8] + pabyBuf[9]*256; |
584 |
psDBF->nRecordLength = nRecLen = pabyBuf[10] + pabyBuf[11]*256; |
psDBF->nRecordLength = nRecLen = pabyBuf[10] + pabyBuf[11]*256; |
585 |
|
psDBF->nLanguageDriver = pabyBuf[29]; |
586 |
|
|
587 |
psDBF->nFields = nFields = (nHeadLen - 32) / 32; |
psDBF->nFields = nFields = (nHeadLen - 32) / 32; |
588 |
|
|
644 |
void SHPAPI_CALL |
void SHPAPI_CALL |
645 |
DBFClose(DBFHandle psDBF) |
DBFClose(DBFHandle psDBF) |
646 |
{ |
{ |
647 |
if( psSHP == NULL ) |
if( psDBF == NULL ) |
648 |
return; |
return; |
649 |
|
|
650 |
/* -------------------------------------------------------------------- */ |
/* -------------------------------------------------------------------- */ |
698 |
DBFCreate( const char * pszFilename ) |
DBFCreate( const char * pszFilename ) |
699 |
|
|
700 |
{ |
{ |
|
DBFHandle psDBF; |
|
701 |
FILE *fp; |
FILE *fp; |
702 |
char *pszFullname, *pszBasename; |
char *pszFullname, *pszBasename; |
703 |
int i; |
int i; |
736 |
|
|
737 |
free( pszFullname ); |
free( pszFullname ); |
738 |
|
|
739 |
|
return DBFCreateEx( fp ); |
740 |
|
} |
741 |
|
|
742 |
|
|
743 |
|
|
744 |
|
/************************************************************************/ |
745 |
|
/* DBFCreateW() */ |
746 |
|
/* */ |
747 |
|
/* Create a new .dbf file with a wide character filename */ |
748 |
|
/************************************************************************/ |
749 |
|
|
750 |
|
#ifdef SHPAPI_HAS_WIDE |
751 |
|
|
752 |
|
DBFHandle SHPAPI_CALL |
753 |
|
DBFCreateW( const wchar_t * pszFilename ) |
754 |
|
|
755 |
|
{ |
756 |
|
FILE *fp; |
757 |
|
wchar_t *pszFullname, *pszBasename; |
758 |
|
int i; |
759 |
|
|
760 |
|
/* -------------------------------------------------------------------- */ |
761 |
|
/* Compute the base (layer) name. If there is any extension */ |
762 |
|
/* on the passed in filename we will strip it off. */ |
763 |
|
/* -------------------------------------------------------------------- */ |
764 |
|
pszBasename = (wchar_t *) malloc(sizeof(wchar_t)*(wcslen(pszFilename)+5)); |
765 |
|
wcscpy( pszBasename, pszFilename ); |
766 |
|
for( i = wcslen(pszBasename)-1; |
767 |
|
i > 0 && pszBasename[i] != L'.' && pszBasename[i] != L'/' |
768 |
|
&& pszBasename[i] != L'\\'; |
769 |
|
i-- ) {} |
770 |
|
|
771 |
|
if( pszBasename[i] == L'.' ) |
772 |
|
pszBasename[i] = L'\0'; |
773 |
|
|
774 |
|
pszFullname = (wchar_t *) malloc(sizeof(wchar_t)*(wcslen(pszBasename) + 5)); |
775 |
|
swprintf( pszFullname, L"%s.dbf", pszBasename ); |
776 |
|
free( pszBasename ); |
777 |
|
|
778 |
|
/* -------------------------------------------------------------------- */ |
779 |
|
/* Create the file. */ |
780 |
|
/* -------------------------------------------------------------------- */ |
781 |
|
fp = _wfopen( pszFullname, L"wb" ); |
782 |
|
if( fp == NULL ) |
783 |
|
return( NULL ); |
784 |
|
|
785 |
|
fputc( 0, fp ); |
786 |
|
fclose( fp ); |
787 |
|
|
788 |
|
fp = _wfopen( pszFullname, L"rb+" ); |
789 |
|
if( fp == NULL ) |
790 |
|
return( NULL ); |
791 |
|
|
792 |
|
free( pszFullname ); |
793 |
|
|
794 |
|
return DBFCreateEx( fp ); |
795 |
|
} |
796 |
|
|
797 |
|
#endif |
798 |
|
|
799 |
|
|
800 |
|
/************************************************************************/ |
801 |
|
/* DBFCreateEx() */ |
802 |
|
/* */ |
803 |
|
/* Create a new .dbf file from a freshly created file */ |
804 |
|
/************************************************************************/ |
805 |
|
|
806 |
|
DBFHandle SHPAPI_CALL |
807 |
|
DBFCreateEx( FILE* fp ) |
808 |
|
|
809 |
|
{ |
810 |
|
DBFHandle psDBF; |
811 |
|
|
812 |
/* -------------------------------------------------------------------- */ |
/* -------------------------------------------------------------------- */ |
813 |
/* Create the info structure. */ |
/* Create the info structure. */ |
814 |
/* -------------------------------------------------------------------- */ |
/* -------------------------------------------------------------------- */ |
831 |
psDBF->pszCurrentRecord = NULL; |
psDBF->pszCurrentRecord = NULL; |
832 |
|
|
833 |
psDBF->bNoHeader = TRUE; |
psDBF->bNoHeader = TRUE; |
834 |
|
psDBF->nLanguageDriver = 0x03; // ANSI |
835 |
|
|
836 |
return( psDBF ); |
return( psDBF ); |
837 |
} |
} |
838 |
|
|
839 |
|
|
840 |
|
|
841 |
/************************************************************************/ |
/************************************************************************/ |
842 |
/* DBFAddField() */ |
/* DBFAddField() */ |
843 |
/* */ |
/* */ |
1665 |
DBFHandle newDBF; |
DBFHandle newDBF; |
1666 |
|
|
1667 |
newDBF = DBFCreate ( pszFilename ); |
newDBF = DBFCreate ( pszFilename ); |
1668 |
if ( newDBF == NULL ) return ( NULL ); |
if ( newDBF == NULL ) return ( NULL ); |
1669 |
|
|
1670 |
|
DBFCloneEmptyEx( psDBF, newDBF ); |
1671 |
|
|
1672 |
|
DBFClose( newDBF ); |
1673 |
|
newDBF = DBFOpen ( pszFilename, "rb+" ); |
1674 |
|
|
1675 |
|
return ( newDBF ); |
1676 |
|
} |
1677 |
|
|
1678 |
|
|
1679 |
|
|
1680 |
|
|
1681 |
|
/************************************************************************/ |
1682 |
|
/* DBFCloneEmptyW */ |
1683 |
|
/* */ |
1684 |
|
/* Read one of the attribute fields of a record. */ |
1685 |
|
/************************************************************************/ |
1686 |
|
|
1687 |
|
#ifdef SHPAPI_HAS_WIDE |
1688 |
|
|
1689 |
|
DBFHandle SHPAPI_CALL |
1690 |
|
DBFCloneEmptyW(DBFHandle psDBF, const wchar_t * pszFilename ) |
1691 |
|
{ |
1692 |
|
DBFHandle newDBF; |
1693 |
|
|
1694 |
|
newDBF = DBFCreateW ( pszFilename ); |
1695 |
|
if ( newDBF == NULL ) return ( NULL ); |
1696 |
|
|
1697 |
|
DBFCloneEmptyEx( psDBF, newDBF ); |
1698 |
|
|
1699 |
|
DBFClose( newDBF ); |
1700 |
|
newDBF = DBFOpenW ( pszFilename, L"rb+" ); |
1701 |
|
|
1702 |
|
return ( newDBF ); |
1703 |
|
} |
1704 |
|
|
1705 |
|
#endif |
1706 |
|
|
1707 |
|
/************************************************************************/ |
1708 |
|
/* DBFCloneEmptyEx() */ |
1709 |
|
/* */ |
1710 |
|
/* Read one of the attribute fields of a record. */ |
1711 |
|
/************************************************************************/ |
1712 |
|
|
1713 |
|
void SHPAPI_CALL |
1714 |
|
DBFCloneEmptyEx(DBFHandle psDBF, DBFHandle newDBF) |
1715 |
|
{ |
1716 |
|
if ( newDBF == NULL ) return; |
1717 |
|
|
1718 |
newDBF->pszHeader = (char *) malloc ( 32 * psDBF->nFields ); |
newDBF->pszHeader = (char *) malloc ( 32 * psDBF->nFields ); |
1719 |
memcpy ( newDBF->pszHeader, psDBF->pszHeader, 32 * psDBF->nFields ); |
memcpy ( newDBF->pszHeader, psDBF->pszHeader, 32 * psDBF->nFields ); |
1735 |
newDBF->bUpdated = TRUE; |
newDBF->bUpdated = TRUE; |
1736 |
|
|
1737 |
DBFWriteHeader ( newDBF ); |
DBFWriteHeader ( newDBF ); |
|
DBFClose ( newDBF ); |
|
|
|
|
|
newDBF = DBFOpen ( pszFilename, "rb+" ); |
|
|
|
|
|
return ( newDBF ); |
|
1738 |
} |
} |
1739 |
|
|
1740 |
/************************************************************************/ |
/************************************************************************/ |