Replace old PostODBC driver with new one...

This one is based on an older PostODBC driver, rewritten and maintained by
InsightDist(?)

src/interfaces/odbc/psqlodbc.h

@@ -0,0 +1,120 @@
+
+/* File:            psqlodbc.h
+ *
+ * Description:     This file contains defines and declarations that are related to
+ *                  the entire driver.
+ *
+ * Comments:        See "notice.txt" for copyright and license information.
+ *
+ */
+
+#ifndef __PSQLODBC_H__
+#define __PSQLODBC_H__
+
+#define Int4 int
+#define UInt4 unsigned int
+#define Int2 short
+#define UInt2 unsigned short
+
+typedef UInt4 Oid;
+
+
+/* Limits */
+#define MAX_MESSAGE_LEN				8192
+#define MAX_CONNECT_STRING			4096
+#define ERROR_MSG_LENGTH			4096
+#define FETCH_MAX					100		/* default number of rows to cache for declare/fetch */
+#define SOCK_BUFFER_SIZE			4096	/* default socket buffer size */
+#define MAX_CONNECTIONS				128		/* conns per environment (arbitrary)  */
+#define MAX_FIELDS					512
+#define BYTELEN						8
+#define VARHDRSZ					sizeof(Int4)
+
+/*	Registry length limits */
+#define LARGE_REGISTRY_LEN			4096	/* used for special cases */
+#define MEDIUM_REGISTRY_LEN			128		/* normal size for user,database,etc. */
+#define SMALL_REGISTRY_LEN			10		/* for 1/0 settings */
+
+
+/*	Connection Defaults */
+#define DEFAULT_PORT				"5432"
+#define DEFAULT_READONLY			"1"
+
+/*	These prefixes denote system tables */
+#define INSIGHT_SYS_PREFIX	"dd_"
+#define POSTGRES_SYS_PREFIX	"pg_"
+#define KEYS_TABLE			"dd_fkey"
+
+/*	Info limits */
+#define MAX_INFO_STRING		128
+#define MAX_KEYPARTS		20
+#define MAX_KEYLEN			512			//	max key of the form "date+outlet+invoice"
+#define MAX_STATEMENT_LEN	MAX_MESSAGE_LEN
+
+/* Driver stuff */
+#define DRIVERNAME             "PostgreSQL ODBC"
+#define DBMS_NAME              "PostgreSQL"
+#define DBMS_VERSION           "06.30.0000 PostgreSQL 6.3"
+#define POSTGRESDRIVERVERSION  "06.30.0000"
+#define DRIVER_FILE_NAME		"PSQLODBC.DLL"
+
+
+#define PG62	"6.2"		/* "Protocol" key setting to force Postgres 6.2 */
+
+/* INI File Stuff */
+#define ODBC_INI     "ODBC.INI"         /* ODBC initialization file */
+#define ODBCINST_INI "ODBCINST.INI"		/* ODBC Installation file */
+
+#define INI_DSN           DBMS_NAME         /* Name of default Datasource in ini file (not used?) */
+#define INI_KDESC         "Description"     /* Data source description */
+#define INI_SERVER        "Servername"      /* Name of Server running the Postgres service */
+#define INI_PORT          "Port"            /* Port on which the Postmaster is listening */ 
+#define INI_DATABASE      "Database"        /* Database Name */
+#define INI_USER          "Username"        /* Default User Name */
+#define INI_PASSWORD      "Password"		/* Default Password */
+#define INI_DEBUG         "Debug"			/* Debug flag */
+#define INI_FETCH         "Fetch"			/* Fetch Max Count */
+#define INI_SOCKET        "Socket"			/* Socket buffer size */
+#define INI_READONLY      "ReadOnly"		/* Database is read only */
+#define INI_COMMLOG       "CommLog"			/* Communication to backend logging */
+#define INI_PROTOCOL      "Protocol"		/* What protocol (6.2) */
+#define INI_OPTIMIZER     "Optimizer"		/* Use backend genetic optimizer */
+#define INI_CONNSETTINGS  "ConnSettings"	/* Anything to send to backend on successful connection */
+
+
+typedef struct ConnectionClass_ ConnectionClass;
+typedef struct StatementClass_ StatementClass;
+typedef struct QResultClass_ QResultClass;
+typedef struct SocketClass_ SocketClass;
+typedef struct BindInfoClass_ BindInfoClass;
+typedef struct ParameterInfoClass_ ParameterInfoClass;
+typedef struct ColumnInfoClass_ ColumnInfoClass;
+typedef struct TupleListClass_ TupleListClass;
+typedef struct EnvironmentClass_ EnvironmentClass;
+typedef struct TupleNode_ TupleNode;
+typedef struct TupleField_ TupleField;
+
+
+typedef struct GlobalValues_
+{
+	int					fetch_max;
+	int					socket_buffersize;
+	int					debug;
+	int					commlog;
+	char				optimizer[MEDIUM_REGISTRY_LEN];
+	char				conn_settings[LARGE_REGISTRY_LEN];
+} GLOBAL_VALUES;
+
+
+/* sizes */
+#define TEXT_FIELD_SIZE			4094	/* size of text fields (not including null term) */
+#define MAX_VARCHAR_SIZE		254		/* maximum size of a varchar (not including null term) */
+
+
+/* global prototypes */
+void updateGlobals(void);
+
+
+#include "misc.h"
+
+#endif