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- /************************************************************************/
- /* File : db.h */
- /* Purpose: db data module header */
- /* By : Keith R. Davis */
- /* Date : 12/11/95 */
- /* Notes : Copyright(c) 1996 White River Software */
- /* Copyright(c) 1994, Regents of the University of California */
- /************************************************************************/
-
- #ifndef _DB_H
- #define _DB_H
-
- #define String PQString
- #include <libpq-fe.h> /* postgres lib */
- #undef String
-
-
- #define ERR_MSG_SIZE 5120 /* max error message size */
- #define DATA_SIZE 2048 /* max len of a single line in a query */
- #define MAX_PATH_LEN 2048 /* max length of a file path */
- #define QY_BUFFER_SIZE 8191 /* max size of a single query statement */
- #define COPYBUFSIZ 8192 /* max copy buffer size */
- #define RSLT_BUFFER_SIZE 1073741823 /* max size of data in the result win. */
- #define DB_NAME_SZ 255 /* max size of db name */
- #define HOST_NAME_SZ 255 /* max size of host name */
- #define PORT_NAME_SZ 10 /* max size of port id */
- #define PRINT_NAME_SZ 255 /* max size of printer name */
- #define COL_SZ 5 /* max size of col width field */
-
- /* database globals */
- extern PGconn *db; /* db ptr */
- extern char dbname[]; /* db name ptr */
- extern char host[]; /* host name ptr */
- extern char port[]; /* port ptr */
- extern char spool_file[]; /* spool file */
- extern char printer[]; /* printer */
- extern int col_width; /* default column width */
- extern char col_sep; /* column separator char*/
-
-
- /* database functions */
-
- /* connect to database */
- int DB_Connect(void);
-
- /* disconnect from database */
- void DB_Close(void);
-
- /* submits a query to the database */
- int DB_SubmitQy(void);
-
- /* open a sql file */
- int DB_OpenFile(char *file);
-
- /* save buffer to its file */
- int DB_SaveFile(LLISTbuffer *buffer);
-
- /* prints query results */
- void DB_PrintTuples(char *qy, PGresult *res, char *fout, int Spool, int PrintAttNames,
- int Echo, int colWidth, char sep);
-
- /* writes a string to the result window */
- void DB_WriteToResult(char *data, int spool, FILE *file);
-
- /* writes a string to the SQL window */
- void DB_WriteToSQL(char *data);
-
- /* writes a string to the specified buffer */
- void DB_WriteToBuffer(char *data, Widget w);
-
- /* opens a new scratch buffer */
- LLISTbuffer* DB_OpenScratchBuffer(void);
-
- /* set the SQL window to the spec, buffer */
- LLISTbuffer* DB_SetBuffer(LLISTbuffer *buffer);
-
- /* set the app's main window title */
- void DB_SetTitle(char *win_title);
-
- /* deletes a buffer */
- void DB_DeleteBuffer(LLISTbuffer *buffer);
-
- /* print buffer contents */
- void DB_PrintBuffer(LLISTbuffer *buffer, char *printer);
-
- /* checks for modified buffers */
- int DB_ChkModBuffers(void);
-
- /* removes text from top of buffer */
- void DB_ShrinkBuffer(Widget w);
-
- /* handles the copy command requests */
- void DB_HandleCopyOut(PGresult *res);
- void DB_HandleCopyIn(PGresult *res);
-
- /* grab and ungrab events */
- void DB_Grab(void);
- void DB_UnGrab(void);
-
- #endif
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