diff options
Diffstat (limited to 'storage/connect/plgodbc.h')
| -rw-r--r-- | storage/connect/plgodbc.h | 230 |
1 files changed, 230 insertions, 0 deletions
diff --git a/storage/connect/plgodbc.h b/storage/connect/plgodbc.h new file mode 100644 index 00000000..46bc41ad --- /dev/null +++ b/storage/connect/plgodbc.h @@ -0,0 +1,230 @@ +/***********************************************************************/ +/* PLGODBC.H - This is the ODBC PlugDB driver include file. */ +/***********************************************************************/ +//efine WINVER 0x0300 // prevent Windows 3.1 feature usage +#include <windows.h> /* Windows include file */ +#include <windowsx.h> /* Message crackers */ +#include <commctrl.h> + +/***********************************************************************/ +/* Included C-definition files required by the interface. */ +/***********************************************************************/ +#include <string.h> /* String manipulation declares */ +#include <stdlib.h> /* C standard library */ +#include <ctype.h> /* C language specific types */ +#include <stdio.h> /* FOPEN_MAX declaration */ +#include <time.h> /* time_t type declaration */ + +/***********************************************************************/ +/* ODBC interface of PlugDB driver declares. */ +/***********************************************************************/ +#include "podbcerr.h" /* Resource ID for PlugDB Driver */ +#if !defined(WIN32) +#include "w16macro.h" +#endif + +#define ODBCVER 0x0300 + +#include "sqltypes.h" +#include "sql.h" +#include "sqlext.h" + +/***********************************************************************/ +/* Definitions to be used in function prototypes. */ +/* The SQL_API is to be used only for those functions exported for */ +/* driver manager use. */ +/* The EXPFUNC is to be used only for those functions exported but */ +/* used internally, ie, dialog procs. */ +/* The INTFUNC is to be used for all other functions. */ +/***********************************************************************/ +#if defined(WIN32) +#define INTFUNC __stdcall +#define EXPFUNC __stdcall +#else +#define INTFUNC FAR PASCAL +#define EXPFUNC __export CALLBACK +#endif + +/***********************************************************************/ +/* External variables. */ +/***********************************************************************/ +extern HINSTANCE NEAR s_hModule; // DLL handle. +#ifdef DEBTRACE +extern FILE *debug; +#endif +extern bool clearerror; + +/***********************************************************************/ +/* Additional values used by PlugDB for ODBC. */ +/***********************************************************************/ +#define RES_TYPE_PREPARE 1 /* Result from SQLPrepare */ +#define RES_TYPE_CATALOG 2 /* Result from catalog funcs */ +#define MAXPATHLEN _MAX_PATH /* Max path length */ +#define MAXKEYLEN 16 /* Max keyword length */ +#define MAXDESC 256 /* Max description length */ +#define MAXDSNAME 33 /* Max data source name length */ +#define MAXCRNAME 18 /* Max stmt cursor name length */ +#define DEFMAXRES 6300 /* Default MaxRes value */ +#define NAM_LEN 128 /* Length of col and tab names */ + +#define MAXRESULT 1000 /* ? */ +#define MAXCOMMAND 200 /* ? */ +#define RC_ERROR RC_LAST-1 +#define RC_FREE 3 + +#if !defined(NOLIB) +#define CNXKEY uint /* C Key returned by Conn DLL */ +#else +typedef struct _conninfo *PCONN; +#endif /* !NOLIB */ + +#if defined(DEBTRACE) +#define TRACE0(X) fprintf(debug,X); +#define TRACE1(X,A) fprintf(debug,X,A); +#define TRACE2(X,A,B) fprintf(debug,X,A,B); +#define TRACE3(X,A,B,C) fprintf(debug,X,A,B,C); +#define TRACE4(X,A,B,C,D) fprintf(debug,X,A,B,C,D); +#define TRACE5(X,A,B,C,D,E) fprintf(debug,X,A,B,C,D,E); +#define TRACE6(X,A,B,C,D,E,F) fprintf(debug,X,A,B,C,D,E,F); +#else /* !DEBTRACE*/ +#define TRACE0(X) +#define TRACE1(X,A) +#define TRACE2(X,A,B) +#define TRACE3(X,A,B,C) +#define TRACE4(X,A,B,C,D) +#define TRACE5(X,A,B,C,D,E) +#define TRACE6(X,A,B,C,D,E,F) +#endif /* !DEBTRACE*/ + +// This definition MUST be identical to the value in plgdbsem.h +#define XMOD_PREPARE 1 + +/***********************************************************************/ +/* ODBC.INI keywords (use extern definition in SETUP.C) */ +/***********************************************************************/ +extern char const *EMPTYSTR; /* Empty String */ +extern char const *OPTIONON; +extern char const *OPTIONOFF; +extern char const *INI_SDEFAULT; /* Default data source name */ +extern char const *ODBC_INI; /* ODBC initialization file */ +extern char const *INI_KDEFL; /* Is SQL to use by default? */ +extern char const *INI_KLANG; /* Application language */ +extern char const *INI_KDATA; /* Data description file */ +extern char const *INI_KSVR; /* PLG Server */ + +/************************************************************************/ +/* Attribute key indexes (into an array of Attr structs, see below) */ +/************************************************************************/ +#define KEY_DSN 0 +#define KEY_DEFL 1 +#define KEY_LANG 2 +#define KEY_DATA 3 +#define KEY_SERVER 4 +#define LAST_KEY 5 /* Number of keys in TAG's */ +#define KEY_DESC 5 +#define KEY_TRANSNAME 6 +#define KEY_TRANSOPTION 7 +#define KEY_TRANSDLL 8 +#define NUMOFKEYS 9 /* Number of keys supported */ + +#define FOURYEARS 126230400 // Four years in seconds (1 leap) + +/***********************************************************************/ +/* This is used when an "out of memory" error happens, because this */ +/* error recording system allocates memory when it logs an error, */ +/* and it would be bad if it tried to allocate memory when it got an */ +/* out of memory error. */ +/***********************************************************************/ +typedef enum _ERRSTAT { + errstatOK, + errstatNO_MEMORY, + } ERRSTAT; + +/***********************************************************************/ +/* Types */ +/***********************************************************************/ +typedef struct TagAttr { + bool fSupplied; + char Attr[MAXPATHLEN]; + } TAG, *PTAG; + +typedef struct _parscons { /* Parse constants */ + int Slen; /* String length */ + int Ntag; /* Number of entries in tags */ + int Nlook; /* Number of entries in lookup */ + char Sep; /* Separator */ + } PARC, *PPARC; + +/***********************************************************************/ +/* Attribute string look-up table (maps keys to associated indexes) */ +/***********************************************************************/ +typedef struct _Look { + const char *szKey; + int iKey; + } LOOK, *PLOOK; + +/***********************************************************************/ +/* This is info about a single error. */ +/***********************************************************************/ +typedef struct _ERRBLK *PERRBLK; + +typedef struct _ERRBLK { + PERRBLK Next; /* Next block in linked list of error blocks */ + DWORD Native_Error; /* Native error */ + DWORD Stderr; /* SQLC error code */ + PSZ Message; /* Points to text of message */ + } ERRBLK; + +/***********************************************************************/ +/* This is a header block, it records information about a list of */ +/* errors (ERRBLOCK's). */ +/***********************************************************************/ +typedef struct _ERRINFO { + PERRBLK First; /* First block in linked list of error blocks. */ + PERRBLK Last; /* Last block in above list. */ + ERRSTAT Errstat; /* Status for special condition out of memory */ + } ERRINFO, *PERRINFO; + +/***********************************************************************/ +/* Environment information. */ +/***********************************************************************/ +typedef struct _env { + ERRINFO Errinfo; /* Error list */ + UDWORD ODBCver; + UDWORD ODBCdateformat; + } ENV, *PENV; + +/***********************************************************************/ +/* Classes used in the PlugDB ODBC Driver. */ +/***********************************************************************/ +typedef class DBC *PDBC; +typedef class STMT *PSTMT; +typedef class CURSOR *PCURSOR; +typedef class RESULT *PRESULT; +typedef class BINDDATA *PBIND; +typedef class BINDPARM *PBDPARM; +typedef class CPLGdrv *PSCDRV; +typedef class DESCRIPTOR *PDSC; + +/***********************************************************************/ +/* ODBC Prototypes. */ +/***********************************************************************/ +void PostSQLError(HENV, HDBC, HSTMT, DWORD, DWORD, PSZ); +void ClearSQLError(HENV, HDBC, HSTMT); +short LoadRcString(UWORD, LPSTR, short); +RETCODE RetcodeCopyBytes(HDBC, HSTMT, UCHAR FAR *, SWORD, + SWORD FAR *, UCHAR FAR *, SWORD, bool); + +/***********************************************************************/ +/* Private functions used by the driver. */ +/***********************************************************************/ +bool EXPFUNC FDriverConnectProc(HWND, WORD, WPARAM, LPARAM); +extern void ParseAttrString(PLOOK, PTAG, UCHAR FAR *, PPARC); +RETCODE PASCAL StringCopy(HDBC, HSTMT, PTR, SWORD, SWORD FAR *, + char FAR *); +RETCODE PASCAL ShortCopy(HDBC, HSTMT, PTR, SWORD, SWORD FAR *, short); +RETCODE PASCAL LongCopy(HDBC, HSTMT, PTR, SWORD, SWORD FAR *, int); +RETCODE PASCAL GeneralCopy(HDBC, HSTMT, PTR, SWORD, + SWORD FAR *, PTR, SWORD); + +/* --------------------- End of PLGODBC.H ---------------------------- */ |