1) Change all internal SQL function calls from

   SQLxxxx() to PGAPI_xxxx().
2) Handle an escaped date/time format as a parameter.
3) Improve the tuple allocation a little.
4) The preparation of ODBC 3.0 a little.
5) Updatable cursors(may be deprecated before long).

src/interfaces/odbc/bind.c

@@ -33,11 +33,12 @@
 #include "sql.h"
 #include "sqlext.h"
 #endif
+#include "pgapifunc.h"
 
 
 /*		Bind parameters on a statement handle */
 RETCODE SQL_API
-SQLBindParameter(
+PGAPI_BindParameter(
 				 HSTMT hstmt,
 				 UWORD ipar,
 				 SWORD fParamType,
@@ -50,7 +51,7 @@ SQLBindParameter(
 				 SDWORD FAR *pcbValue)
 {
 	StatementClass *stmt = (StatementClass *) hstmt;
-	static char *func = "SQLBindParameter";
+	static char *func = "PGAPI_BindParameter";
 
 	mylog("%s: entering...\n", func);
 
@@ -155,7 +156,7 @@ SQLBindParameter(
 	if (stmt->status == STMT_PREMATURE)
 		SC_recycle_statement(stmt);
 
-	mylog("SQLBindParamater: ipar=%d, paramType=%d, fCType=%d, fSqlType=%d, cbColDef=%d, ibScale=%d, rgbValue=%d, *pcbValue = %d, data_at_exec = %d\n", ipar, fParamType, fCType, fSqlType, cbColDef, ibScale, rgbValue, pcbValue ? *pcbValue : -777, stmt->parameters[ipar].data_at_exec);
+	mylog("PGAPI_BindParamater: ipar=%d, paramType=%d, fCType=%d, fSqlType=%d, cbColDef=%d, ibScale=%d, rgbValue=%d, *pcbValue = %d, data_at_exec = %d\n", ipar, fParamType, fCType, fSqlType, cbColDef, ibScale, rgbValue, pcbValue ? *pcbValue : -777, stmt->parameters[ipar].data_at_exec);
 
 	return SQL_SUCCESS;
 }
@@ -163,7 +164,7 @@ SQLBindParameter(
 
 /*	Associate a user-supplied buffer with a database column. */
 RETCODE SQL_API
-SQLBindCol(
+PGAPI_BindCol(
 		   HSTMT hstmt,
 		   UWORD icol,
 		   SWORD fCType,
@@ -172,11 +173,12 @@ SQLBindCol(
 		   SDWORD FAR *pcbValue)
 {
 	StatementClass *stmt = (StatementClass *) hstmt;
-	static char *func = "SQLBindCol";
+	static char *func = "PGAPI_BindCol";
 
 	mylog("%s: entering...\n", func);
 
-	mylog("**** SQLBindCol: stmt = %u, icol = %d\n", stmt, icol);
+	mylog("**** PGAPI_BindCol: stmt = %u, icol = %d\n", stmt, icol);
+mylog("**** : fCType=%d rgb=%x valusMax=%d pcb=%x\n", fCType, rgbValue, cbValueMax, pcbValue);
 
 	if (!stmt)
 	{
@@ -275,7 +277,7 @@ SQLBindCol(
  *	data type (most likely varchar).
  */
 RETCODE SQL_API
-SQLDescribeParam(
+PGAPI_DescribeParam(
 				 HSTMT hstmt,
 				 UWORD ipar,
 				 SWORD FAR *pfSqlType,
@@ -284,7 +286,7 @@ SQLDescribeParam(
 				 SWORD FAR *pfNullable)
 {
 	StatementClass *stmt = (StatementClass *) hstmt;
-	static char *func = "SQLDescribeParam";
+	static char *func = "PGAPI_DescribeParam";
 
 	mylog("%s: entering...\n", func);
 
@@ -297,7 +299,7 @@ SQLDescribeParam(
 
 	if ((ipar < 1) || (ipar > stmt->parameters_allocated))
 	{
-		stmt->errormsg = "Invalid parameter number for SQLDescribeParam.";
+		stmt->errormsg = "Invalid parameter number for PGAPI_DescribeParam.";
 		stmt->errornumber = STMT_BAD_PARAMETER_NUMBER_ERROR;
 		SC_log_error(func, "", stmt);
 		return SQL_ERROR;
@@ -328,15 +330,18 @@ SQLDescribeParam(
 
 /*	Sets multiple values (arrays) for the set of parameter markers. */
 RETCODE SQL_API
-SQLParamOptions(
+PGAPI_ParamOptions(
 				HSTMT hstmt,
 				UDWORD crow,
 				UDWORD FAR *pirow)
 {
-	static char *func = "SQLParamOptions";
+	static char *func = "PGAPI_ParamOptions";
+	StatementClass	*stmt = (StatementClass *) hstmt;
 
 	mylog("%s: entering...\n", func);
 
+	stmt->errornumber = CONN_UNSUPPORTED_OPTION;
+	stmt->errormsg = "Function not implemented";
 	SC_log_error(func, "Function not implemented", (StatementClass *) hstmt);
 	return SQL_ERROR;
 }
@@ -352,14 +357,14 @@ SQLParamOptions(
  *	If the statement does not have parameters, it should just return 0.
  */
 RETCODE SQL_API
-SQLNumParams(
+PGAPI_NumParams(
 			 HSTMT hstmt,
 			 SWORD FAR *pcpar)
 {
 	StatementClass *stmt = (StatementClass *) hstmt;
 	char		in_quote = FALSE;
 	unsigned int i;
-	static char *func = "SQLNumParams";
+	static char *func = "PGAPI_NumParams";
 
 	mylog("%s: entering...\n", func);
 
@@ -382,7 +387,7 @@ SQLNumParams(
 	if (!stmt->statement)
 	{
 		/* no statement has been allocated */
-		stmt->errormsg = "SQLNumParams called with no statement ready.";
+		stmt->errormsg = "PGAPI_NumParams called with no statement ready.";
 		stmt->errornumber = STMT_SEQUENCE_ERROR;
 		SC_log_error(func, "", stmt);
 		return SQL_ERROR;

src/interfaces/odbc/columninfo.c

@@ -17,6 +17,7 @@
 #include "socket.h"
 #include <stdlib.h>
 #include <string.h>
+#include "pgapifunc.h"
 
 ColumnInfoClass *
 CI_Constructor()

src/interfaces/odbc/connection.c

@@ -36,6 +36,7 @@
 #ifdef WIN32
 #include <odbcinst.h>
 #endif
+#include "pgapifunc.h"
 
 #define STMT_INCREMENT 16		/* how many statement holders to allocate
 								 * at a time */
@@ -46,13 +47,13 @@ extern GLOBAL_VALUES globals;
 
 
 RETCODE SQL_API
-SQLAllocConnect(
+PGAPI_AllocConnect(
 				HENV henv,
 				HDBC FAR *phdbc)
 {
 	EnvironmentClass *env = (EnvironmentClass *) henv;
 	ConnectionClass *conn;
-	static char *func = "SQLAllocConnect";
+	static char *func = "PGAPI_AllocConnect";
 
 	mylog("%s: entering...\n", func);
 
@@ -85,7 +86,7 @@ SQLAllocConnect(
 
 
 RETCODE SQL_API
-SQLConnect(
+PGAPI_Connect(
 		   HDBC hdbc,
 		   UCHAR FAR *szDSN,
 		   SWORD cbDSN,
@@ -96,7 +97,7 @@ SQLConnect(
 {
 	ConnectionClass *conn = (ConnectionClass *) hdbc;
 	ConnInfo   *ci;
-	static char *func = "SQLConnect";
+	static char *func = "PGAPI_Connect";
 
 	mylog("%s: entering...\n", func);
 
@@ -141,7 +142,7 @@ SQLConnect(
 
 
 RETCODE SQL_API
-SQLBrowseConnect(
+PGAPI_BrowseConnect(
 				 HDBC hdbc,
 				 UCHAR FAR *szConnStrIn,
 				 SWORD cbConnStrIn,
@@ -149,7 +150,7 @@ SQLBrowseConnect(
 				 SWORD cbConnStrOutMax,
 				 SWORD FAR *pcbConnStrOut)
 {
-	static char *func = "SQLBrowseConnect";
+	static char *func = "PGAPI_BrowseConnect";
 
 	mylog("%s: entering...\n", func);
 
@@ -159,11 +160,11 @@ SQLBrowseConnect(
 
 /* Drop any hstmts open on hdbc and disconnect from database */
 RETCODE SQL_API
-SQLDisconnect(
+PGAPI_Disconnect(
 			  HDBC hdbc)
 {
 	ConnectionClass *conn = (ConnectionClass *) hdbc;
-	static char *func = "SQLDisconnect";
+	static char *func = "PGAPI_Disconnect";
 
 
 	mylog("%s: entering...\n", func);
@@ -197,11 +198,11 @@ SQLDisconnect(
 
 
 RETCODE SQL_API
-SQLFreeConnect(
+PGAPI_FreeConnect(
 			   HDBC hdbc)
 {
 	ConnectionClass *conn = (ConnectionClass *) hdbc;
-	static char *func = "SQLFreeConnect";
+	static char *func = "PGAPI_FreeConnect";
 
 	mylog("%s: entering...\n", func);
 	mylog("**** in %s: hdbc=%u\n", func, hdbc);
@@ -272,6 +273,7 @@ CC_Constructor()
 		rv->translation_handle = NULL;
 		rv->DataSourceToDriver = NULL;
 		rv->DriverToDataSource = NULL;
+		rv->driver_version = ODBCVER;
 		memset(rv->pg_version, 0, sizeof(rv->pg_version));
 		rv->pg_version_number = .0;
 		rv->pg_version_major = 0;
@@ -1409,7 +1411,7 @@ CC_send_settings(ConnectionClass *self)
  *	has not transitioned to "connected" yet.
  */
 
-	result = SQLAllocStmt(self, &hstmt);
+	result = PGAPI_AllocStmt(self, &hstmt);
 	if ((result != SQL_SUCCESS) && (result != SQL_SUCCESS_WITH_INFO))
 		return FALSE;
 	stmt = (StatementClass *) hstmt;
@@ -1417,7 +1419,7 @@ CC_send_settings(ConnectionClass *self)
 	stmt->internal = TRUE;		/* ensure no BEGIN/COMMIT/ABORT stuff */
 
 	/* Set the Datestyle to the format the driver expects it to be in */
-	result = SQLExecDirect(hstmt, "set DateStyle to 'ISO'", SQL_NTS);
+	result = PGAPI_ExecDirect(hstmt, "set DateStyle to 'ISO'", SQL_NTS);
 	if ((result != SQL_SUCCESS) && (result != SQL_SUCCESS_WITH_INFO))
 		status = FALSE;
 
@@ -1426,7 +1428,7 @@ CC_send_settings(ConnectionClass *self)
 	/* Disable genetic optimizer based on global flag */
 	if (globals.disable_optimizer)
 	{
-		result = SQLExecDirect(hstmt, "set geqo to 'OFF'", SQL_NTS);
+		result = PGAPI_ExecDirect(hstmt, "set geqo to 'OFF'", SQL_NTS);
 		if ((result != SQL_SUCCESS) && (result != SQL_SUCCESS_WITH_INFO))
 			status = FALSE;
 
@@ -1437,7 +1439,7 @@ CC_send_settings(ConnectionClass *self)
 	/* KSQO */
 	if (globals.ksqo)
 	{
-		result = SQLExecDirect(hstmt, "set ksqo to 'ON'", SQL_NTS);
+		result = PGAPI_ExecDirect(hstmt, "set ksqo to 'ON'", SQL_NTS);
 		if ((result != SQL_SUCCESS) && (result != SQL_SUCCESS_WITH_INFO))
 			status = FALSE;
 
@@ -1452,7 +1454,7 @@ CC_send_settings(ConnectionClass *self)
 		ptr = strtok(cs, ";");
 		while (ptr)
 		{
-			result = SQLExecDirect(hstmt, ptr, SQL_NTS);
+			result = PGAPI_ExecDirect(hstmt, ptr, SQL_NTS);
 			if ((result != SQL_SUCCESS) && (result != SQL_SUCCESS_WITH_INFO))
 				status = FALSE;
 
@@ -1471,7 +1473,7 @@ CC_send_settings(ConnectionClass *self)
 		ptr = strtok(cs, ";");
 		while (ptr)
 		{
-			result = SQLExecDirect(hstmt, ptr, SQL_NTS);
+			result = PGAPI_ExecDirect(hstmt, ptr, SQL_NTS);
 			if ((result != SQL_SUCCESS) && (result != SQL_SUCCESS_WITH_INFO))
 				status = FALSE;
 
@@ -1484,7 +1486,7 @@ CC_send_settings(ConnectionClass *self)
 	}
 
 
-	SQLFreeStmt(hstmt, SQL_DROP);
+	PGAPI_FreeStmt(hstmt, SQL_DROP);
 
 	return status;
 }
@@ -1509,36 +1511,36 @@ CC_lookup_lo(ConnectionClass *self)
  *	This function must use the local odbc API functions since the odbc state
  *	has not transitioned to "connected" yet.
  */
-	result = SQLAllocStmt(self, &hstmt);
+	result = PGAPI_AllocStmt(self, &hstmt);
 	if ((result != SQL_SUCCESS) && (result != SQL_SUCCESS_WITH_INFO))
 		return;
 	stmt = (StatementClass *) hstmt;
 
-	result = SQLExecDirect(hstmt, "select oid from pg_type where typname='" PG_TYPE_LO_NAME "'", SQL_NTS);
+	result = PGAPI_ExecDirect(hstmt, "select oid from pg_type where typname='" PG_TYPE_LO_NAME "'", SQL_NTS);
 	if ((result != SQL_SUCCESS) && (result != SQL_SUCCESS_WITH_INFO))
 	{
-		SQLFreeStmt(hstmt, SQL_DROP);
+		PGAPI_FreeStmt(hstmt, SQL_DROP);
 		return;
 	}
 
-	result = SQLFetch(hstmt);
+	result = PGAPI_Fetch(hstmt);
 	if ((result != SQL_SUCCESS) && (result != SQL_SUCCESS_WITH_INFO))
 	{
-		SQLFreeStmt(hstmt, SQL_DROP);
+		PGAPI_FreeStmt(hstmt, SQL_DROP);
 		return;
 	}
 
-	result = SQLGetData(hstmt, 1, SQL_C_SLONG, &self->lobj_type, sizeof(self->lobj_type), NULL);
+	result = PGAPI_GetData(hstmt, 1, SQL_C_SLONG, &self->lobj_type, sizeof(self->lobj_type), NULL);
 	if ((result != SQL_SUCCESS) && (result != SQL_SUCCESS_WITH_INFO))
 	{
-		SQLFreeStmt(hstmt, SQL_DROP);
+		PGAPI_FreeStmt(hstmt, SQL_DROP);
 		return;
 	}
 
 	mylog("Got the large object oid: %d\n", self->lobj_type);
 	qlog("    [ Large Object oid = %d ]\n", self->lobj_type);
 
-	result = SQLFreeStmt(hstmt, SQL_DROP);
+	result = PGAPI_FreeStmt(hstmt, SQL_DROP);
 }
 
 
@@ -1594,30 +1596,30 @@ CC_lookup_pg_version(ConnectionClass *self)
  *	This function must use the local odbc API functions since the odbc state
  *	has not transitioned to "connected" yet.
  */
-	result = SQLAllocStmt(self, &hstmt);
+	result = PGAPI_AllocStmt(self, &hstmt);
 	if ((result != SQL_SUCCESS) && (result != SQL_SUCCESS_WITH_INFO))
 		return;
 	stmt = (StatementClass *) hstmt;
 
 	/* get the server's version if possible	 */
-	result = SQLExecDirect(hstmt, "select version()", SQL_NTS);
+	result = PGAPI_ExecDirect(hstmt, "select version()", SQL_NTS);
 	if ((result != SQL_SUCCESS) && (result != SQL_SUCCESS_WITH_INFO))
 	{
-		SQLFreeStmt(hstmt, SQL_DROP);
+		PGAPI_FreeStmt(hstmt, SQL_DROP);
 		return;
 	}
 
-	result = SQLFetch(hstmt);
+	result = PGAPI_Fetch(hstmt);
 	if ((result != SQL_SUCCESS) && (result != SQL_SUCCESS_WITH_INFO))
 	{
-		SQLFreeStmt(hstmt, SQL_DROP);
+		PGAPI_FreeStmt(hstmt, SQL_DROP);
 		return;
 	}
 
-	result = SQLGetData(hstmt, 1, SQL_C_CHAR, self->pg_version, MAX_INFO_STRING, NULL);
+	result = PGAPI_GetData(hstmt, 1, SQL_C_CHAR, self->pg_version, MAX_INFO_STRING, NULL);
 	if ((result != SQL_SUCCESS) && (result != SQL_SUCCESS_WITH_INFO))
 	{
-		SQLFreeStmt(hstmt, SQL_DROP);
+		PGAPI_FreeStmt(hstmt, SQL_DROP);
 		return;
 	}
 
@@ -1639,7 +1641,7 @@ CC_lookup_pg_version(ConnectionClass *self)
 	qlog("    [ PostgreSQL version string = '%s' ]\n", self->pg_version);
 	qlog("    [ PostgreSQL version number = '%1.1f' ]\n", self->pg_version_number);
 
-	result = SQLFreeStmt(hstmt, SQL_DROP);
+	result = PGAPI_FreeStmt(hstmt, SQL_DROP);
 }
 
 

src/interfaces/odbc/connection.h

@@ -264,6 +264,7 @@ struct ConnectionClass_
 	HINSTANCE	translation_handle;
 	DataSourceToDriverProc DataSourceToDriver;
 	DriverToDataSourceProc DriverToDataSource;
+	Int2		driver_version; /* prepared for ODBC3.0 */
 	char		transact_status;/* Is a transaction is currently in
 								 * progress */
 	char		errormsg_created;		/* has an informative error msg

src/interfaces/odbc/convert.c

@@ -51,6 +51,7 @@
 #include "pgtypes.h"
 #include "lobj.h"
 #include "connection.h"
+#include "pgapifunc.h"
 
 #ifndef WIN32
 #ifndef HAVE_STRICMP
@@ -973,6 +974,9 @@ copy_statement_with_parameters(StatementClass *stmt)
 				retval;
 	BOOL	check_select_into = FALSE; /* select into check */
 	unsigned int	declare_pos;
+#ifdef	DRIVER_CURSOR_IMPLEMENT
+	BOOL ins_ctrl = FALSE;
+#endif /* DRIVER_CURSOR_IMPLEMENT */
 
 
 	if (!old_statement)
@@ -1003,9 +1007,27 @@ copy_statement_with_parameters(StatementClass *stmt)
 		check_select_into = TRUE;
 		declare_pos = npos;
 	}
-
 	param_number = -1;
 
+#ifdef	DRIVER_CURSOR_IMPLEMENT
+	if (stmt->statement_type != STMT_TYPE_SELECT)
+	{
+		stmt->options.cursor_type = SQL_CURSOR_FORWARD_ONLY;
+		stmt->options.scroll_concurrency = SQL_CONCUR_READ_ONLY;
+	}
+	else if (stmt->options.cursor_type == SQL_CURSOR_FORWARD_ONLY)
+    		stmt->options.scroll_concurrency = SQL_CONCUR_READ_ONLY;
+	else if (stmt->options.scroll_concurrency != SQL_CONCUR_READ_ONLY)
+	{
+		if (stmt->parse_status == STMT_PARSE_NONE)
+			parse_statement(stmt);
+		if (stmt->parse_status != STMT_PARSE_COMPLETE)
+			stmt->options.scroll_concurrency = SQL_CONCUR_READ_ONLY;
+		else if (!stmt->ti || stmt->ntab != 1)
+    			stmt->options.scroll_concurrency = SQL_CONCUR_READ_ONLY;
+		else ins_ctrl = TRUE;
+	}
+#endif /* DRIVER_CURSOR_IMPLEMENT */
 #ifdef MULTIBYTE
 	multibyte_init();
 #endif
@@ -1136,9 +1158,20 @@ copy_statement_with_parameters(StatementClass *stmt)
     				 into_table_from(&old_statement[opos]))
 			{
 				stmt->statement_type = STMT_TYPE_CREATE;
+				stmt->options.scroll_concurrency = SQL_CONCUR_READ_ONLY;
 				memmove(new_statement, new_statement + declare_pos, npos - declare_pos);
 				npos -= declare_pos;
 			}
+#ifdef	DRIVER_CURSOR_IMPLEMENT
+			else if (ins_ctrl && /* select into check */
+    				 opos > 0 &&
+    				 isspace((unsigned char) old_statement[opos - 1]) &&
+    				 strnicmp(&old_statement[opos], "from", 4) == 0)
+			{
+				ins_ctrl = FALSE;
+				CVT_APPEND_STR(", CTID, OID ");
+			}
+#endif /* DRIVER_CURSOR_IMPLEMENT */
 			CVT_APPEND_CHAR(oldchar);
 			continue;
 		}
@@ -1574,6 +1607,10 @@ copy_statement_with_parameters(StatementClass *stmt)
 									   NULL, 0, NULL);
 	}
 
+#ifdef	DRIVER_CURSOR_IMPLEMENT
+	if (ins_ctrl)
+		stmt->options.scroll_concurrency = SQL_CONCUR_READ_ONLY;
+#endif /* DRIVER_CURSOR_IMPLEMENT */
 	return SQL_SUCCESS;
 }
 
@@ -1715,6 +1752,14 @@ parse_datetime(char *buf, SIMPLE_TIME *st)
 
 	y = m = d = hh = mm = ss = 0;
 
+	/* escape sequence ? */
+	if (buf[0] == '{')
+	{
+		while (*(++buf) && *buf != '\'');
+		if (!(*buf))
+			return FALSE;
+		buf++;
+	}
 	if (buf[4] == '-')			/* year first */
 		nf = sscanf(buf, "%4d-%2d-%2d %2d:%2d:%2d", &y, &m, &d, &hh, &mm, &ss);
 	else
@@ -1835,13 +1880,18 @@ convert_special_chars(char *si, char *dst, int used)
 
 	for (i = 0; i < max; i++)
 	{
+#ifdef MULTIBYTE
+		if (multibyte_char_check(si[i]) != 0)
+		{
+			if (p)
+				p[out] = si[i];
+			out++;
+			continue;
+		}
+#endif
 		if (si[i] == '\r' && si[i + 1] == '\n')
 			continue;
-#ifdef MULTIBYTE
-		else if (multibyte_char_check(si[i]) == 0 && (si[i] == '\'' || si[i] == '\\'))
-#else
 		else if (si[i] == '\'' || si[i] == '\\')
-#endif
 		{
 			if (p)
 				p[out++] = '\\';

src/interfaces/odbc/dlg_specific.c

@@ -38,6 +38,7 @@
 #ifdef MULTIBYTE
 #include "multibyte.h"
 #endif
+#include "pgapifunc.h"
 
 #ifndef BOOL
 #define BOOL	int

src/interfaces/odbc/drvconn.c

@@ -42,6 +42,7 @@
 #include <odbcinst.h>
 #include "resource.h"
 #endif
+#include "pgapifunc.h"
 
 #ifndef TRUE
 #define TRUE	(BOOL)1
@@ -67,7 +68,7 @@ extern GLOBAL_VALUES globals;
 
 
 RETCODE SQL_API
-SQLDriverConnect(
+PGAPI_DriverConnect(
 				 HDBC hdbc,
 				 HWND hwnd,
 				 UCHAR FAR *szConnStrIn,
@@ -77,7 +78,7 @@ SQLDriverConnect(
 				 SWORD FAR *pcbConnStrOut,
 				 UWORD fDriverCompletion)
 {
-	static char *func = "SQLDriverConnect";
+	static char *func = "PGAPI_DriverConnect";
 	ConnectionClass *conn = (ConnectionClass *) hdbc;
 	ConnInfo   *ci;
 
@@ -103,8 +104,8 @@ SQLDriverConnect(
 
 	make_string(szConnStrIn, cbConnStrIn, connStrIn);
 
-	mylog("**** SQLDriverConnect: fDriverCompletion=%d, connStrIn='%s'\n", fDriverCompletion, connStrIn);
-	qlog("conn=%u, SQLDriverConnect( in)='%s', fDriverCompletion=%d\n", conn, connStrIn, fDriverCompletion);
+	mylog("**** PGAPI_DriverConnect: fDriverCompletion=%d, connStrIn='%s'\n", fDriverCompletion, connStrIn);
+	qlog("conn=%u, PGAPI_DriverConnect( in)='%s', fDriverCompletion=%d\n", conn, connStrIn, fDriverCompletion);
 
 	ci = &(conn->connInfo);
 
@@ -241,10 +242,10 @@ dialog:
 		*pcbConnStrOut = len;
 
 	mylog("szConnStrOut = '%s'\n", szConnStrOut);
-	qlog("conn=%u, SQLDriverConnect(out)='%s'\n", conn, szConnStrOut);
+	qlog("conn=%u, PGAPI_DriverConnect(out)='%s'\n", conn, szConnStrOut);
 
 
-	mylog("SQLDRiverConnect: returning %d\n", result);
+	mylog("PGAPI_DRiverConnect: returning %d\n", result);
 	return result;
 }
 

src/interfaces/odbc/environ.c

@@ -19,6 +19,7 @@
 #include "statement.h"
 #include <stdlib.h>
 #include <string.h>
+#include "pgapifunc.h"
 
 extern GLOBAL_VALUES globals;
 
@@ -27,11 +28,11 @@ ConnectionClass *conns[MAX_CONNECTIONS];
 
 
 RETCODE SQL_API
-SQLAllocEnv(HENV FAR *phenv)
+PGAPI_AllocEnv(HENV FAR *phenv)
 {
-	static char *func = "SQLAllocEnv";
+	static char *func = "PGAPI_AllocEnv";
 
-	mylog("**** in SQLAllocEnv ** \n");
+	mylog("**** in PGAPI_AllocEnv ** \n");
 
 	/*
 	 * Hack for systems on which none of the constructor-making techniques
@@ -51,18 +52,18 @@ SQLAllocEnv(HENV FAR *phenv)
 		return SQL_ERROR;
 	}
 
-	mylog("** exit SQLAllocEnv: phenv = %u **\n", *phenv);
+	mylog("** exit PGAPI_AllocEnv: phenv = %u **\n", *phenv);
 	return SQL_SUCCESS;
 }
 
 
 RETCODE SQL_API
-SQLFreeEnv(HENV henv)
+PGAPI_FreeEnv(HENV henv)
 {
-	static char *func = "SQLFreeEnv";
+	static char *func = "PGAPI_FreeEnv";
 	EnvironmentClass *env = (EnvironmentClass *) henv;
 
-	mylog("**** in SQLFreeEnv: env = %u ** \n", env);
+	mylog("**** in PGAPI_FreeEnv: env = %u ** \n", env);
 
 	if (env && EN_Destructor(env))
 	{
@@ -78,7 +79,7 @@ SQLFreeEnv(HENV henv)
 
 /*		Returns the next SQL error information. */
 RETCODE SQL_API
-SQLError(
+PGAPI_Error(
 		 HENV henv,
 		 HDBC hdbc,
 		 HSTMT hstmt,
@@ -91,7 +92,7 @@ SQLError(
 	char	   *msg;
 	int			status;
 
-	mylog("**** SQLError: henv=%u, hdbc=%u, hstmt=%u <%d>\n", henv, hdbc, hstmt, cbErrorMsgMax);
+	mylog("**** PGAPI_Error: henv=%u, hdbc=%u, hstmt=%u <%d>\n", henv, hdbc, hstmt, cbErrorMsgMax);
 
 	if (cbErrorMsgMax < 0)
 		return SQL_ERROR;
@@ -140,6 +141,10 @@ SQLError(
 				switch (status)
 				{
 						/* now determine the SQLSTATE to be returned */
+					case STMT_ROW_VERSION_CHANGED:
+						strcpy(szSqlState, "01001");
+						/* data truncated */
+						break;
 					case STMT_TRUNCATED:
 						strcpy(szSqlState, "01004");
 						/* data truncated */
@@ -206,11 +211,14 @@ SQLError(
 						strcpy(szSqlState, "07006");
 						break;
 					case STMT_INVALID_CURSOR_STATE_ERROR:
-						strcpy(szSqlState, "24000");
+						 strcpy(szSqlState, "24000");
 						break;
 					case STMT_OPTION_VALUE_CHANGED:
 						strcpy(szSqlState, "01S02");
 						break;
+					case STMT_POS_BEFORE_RECORDSET:
+						strcpy(szSqlState, "01S06");
+						break;
 					case STMT_INVALID_CURSOR_NAME:
 						strcpy(szSqlState, "34000");
 						break;
@@ -230,6 +238,9 @@ SQLError(
 					case STMT_OPERATION_INVALID:
 						strcpy(szSqlState, "S1011");
 						break;
+					case STMT_INVALID_OPTION_IDENTIFIER:
+						strcpy(szSqlState, "HY092");
+						break;
 					case STMT_EXEC_ERROR:
 					default:
 						strcpy(szSqlState, "S1000");

src/interfaces/odbc/execute.c

@@ -36,17 +36,18 @@
 #include "bind.h"
 #include "pgtypes.h"
 #include "lobj.h"
+#include "pgapifunc.h"
 
 extern GLOBAL_VALUES globals;
 
 
 /*		Perform a Prepare on the SQL statement */
 RETCODE SQL_API
-SQLPrepare(HSTMT hstmt,
+PGAPI_Prepare(HSTMT hstmt,
 		   UCHAR FAR *szSqlStr,
 		   SDWORD cbSqlStr)
 {
-	static char *func = "SQLPrepare";
+	static char *func = "PGAPI_Prepare";
 	StatementClass *self = (StatementClass *) hstmt;
 
 	mylog("%s: entering...\n", func);
@@ -66,31 +67,31 @@ SQLPrepare(HSTMT hstmt,
 	switch (self->status)
 	{
 		case STMT_PREMATURE:
-			mylog("**** SQLPrepare: STMT_PREMATURE, recycle\n");
+			mylog("**** PGAPI_Prepare: STMT_PREMATURE, recycle\n");
 			SC_recycle_statement(self); /* recycle the statement, but do
 										 * not remove parameter bindings */
 			break;
 
 		case STMT_FINISHED:
-			mylog("**** SQLPrepare: STMT_FINISHED, recycle\n");
+			mylog("**** PGAPI_Prepare: STMT_FINISHED, recycle\n");
 			SC_recycle_statement(self); /* recycle the statement, but do
 										 * not remove parameter bindings */
 			break;
 
 		case STMT_ALLOCATED:
-			mylog("**** SQLPrepare: STMT_ALLOCATED, copy\n");
+			mylog("**** PGAPI_Prepare: STMT_ALLOCATED, copy\n");
 			self->status = STMT_READY;
 			break;
 
 		case STMT_READY:
-			mylog("**** SQLPrepare: STMT_READY, change SQL\n");
+			mylog("**** PGAPI_Prepare: STMT_READY, change SQL\n");
 			break;
 
 		case STMT_EXECUTING:
-			mylog("**** SQLPrepare: STMT_EXECUTING, error!\n");
+			mylog("**** PGAPI_Prepare: STMT_EXECUTING, error!\n");
 
 			self->errornumber = STMT_SEQUENCE_ERROR;
-			self->errormsg = "SQLPrepare(): The handle does not point to a statement that is ready to be executed";
+			self->errormsg = "PGAPI_Prepare(): The handle does not point to a statement that is ready to be executed";
 			SC_log_error(func, "", self);
 
 			return SQL_ERROR;
@@ -132,14 +133,14 @@ SQLPrepare(HSTMT hstmt,
 
 /*		Performs the equivalent of SQLPrepare, followed by SQLExecute. */
 RETCODE SQL_API
-SQLExecDirect(
+PGAPI_ExecDirect(
 			  HSTMT hstmt,
 			  UCHAR FAR *szSqlStr,
 			  SDWORD cbSqlStr)
 {
 	StatementClass *stmt = (StatementClass *) hstmt;
 	RETCODE		result;
-	static char *func = "SQLExecDirect";
+	static char *func = "PGAPI_ExecDirect";
 
 	mylog("%s: entering...\n", func);
 
@@ -188,21 +189,21 @@ SQLExecDirect(
 		return SQL_ERROR;
 	}
 
-	mylog("%s: calling SQLExecute...\n", func);
+	mylog("%s: calling PGAPI_Execute...\n", func);
 
-	result = SQLExecute(hstmt);
+	result = PGAPI_Execute(hstmt);
 
-	mylog("%s: returned %hd from SQLExecute\n", func, result);
+	mylog("%s: returned %hd from PGAPI_Execute\n", func, result);
 	return result;
 }
 
 
 /*	Execute a prepared SQL statement */
 RETCODE SQL_API
-SQLExecute(
+PGAPI_Execute(
 		   HSTMT hstmt)
 {
-	static char *func = "SQLExecute";
+	static char *func = "PGAPI_Execute";
 	StatementClass *stmt = (StatementClass *) hstmt;
 	ConnectionClass *conn;
 	int			i,
@@ -349,12 +350,12 @@ SQLExecute(
 
 
 RETCODE SQL_API
-SQLTransact(
+PGAPI_Transact(
 			HENV henv,
 			HDBC hdbc,
 			UWORD fType)
 {
-	static char *func = "SQLTransact";
+	static char *func = "PGAPI_Transact";
 	extern ConnectionClass *conns[];
 	ConnectionClass *conn;
 	QResultClass *res;
@@ -381,7 +382,7 @@ SQLTransact(
 			conn = conns[lf];
 
 			if (conn && conn->henv == henv)
-				if (SQLTransact(henv, (HDBC) conn, fType) != SQL_SUCCESS)
+				if (PGAPI_Transact(henv, (HDBC) conn, fType) != SQL_SUCCESS)
 					return SQL_ERROR;
 		}
 		return SQL_SUCCESS;
@@ -396,7 +397,7 @@ SQLTransact(
 	else
 	{
 		conn->errornumber = CONN_INVALID_ARGUMENT_NO;
-		conn->errormsg = "SQLTransact can only be called with SQL_COMMIT or SQL_ROLLBACK as parameter";
+		conn->errormsg = "PGAPI_Transact can only be called with SQL_COMMIT or SQL_ROLLBACK as parameter";
 		CC_log_error(func, "", conn);
 		return SQL_ERROR;
 	}
@@ -404,7 +405,7 @@ SQLTransact(
 	/* If manual commit and in transaction, then proceed. */
 	if (!CC_is_in_autocommit(conn) && CC_is_in_trans(conn))
 	{
-		mylog("SQLTransact: sending on conn %d '%s'\n", conn, stmt_string);
+		mylog("PGAPI_Transact: sending on conn %d '%s'\n", conn, stmt_string);
 
 		res = CC_send_query(conn, stmt_string, NULL);
 		CC_set_no_trans(conn);
@@ -430,10 +431,10 @@ SQLTransact(
 
 
 RETCODE SQL_API
-SQLCancel(
+PGAPI_Cancel(
 		  HSTMT hstmt)			/* Statement to cancel. */
 {
-	static char *func = "SQLCancel";
+	static char *func = "PGAPI_Cancel";
 	StatementClass *stmt = (StatementClass *) hstmt;
 	RETCODE		result;
 
@@ -476,12 +477,12 @@ SQLCancel(
 			result = addr((char *) (stmt->phstmt) - 96, SQL_CLOSE);
 		}
 		else
-			result = SQLFreeStmt(hstmt, SQL_CLOSE);
+			result = PGAPI_FreeStmt(hstmt, SQL_CLOSE);
 #else
-		result = SQLFreeStmt(hstmt, SQL_CLOSE);
+		result = PGAPI_FreeStmt(hstmt, SQL_CLOSE);
 #endif
 
-		mylog("SQLCancel:  SQLFreeStmt returned %d\n", result);
+		mylog("PGAPI_Cancel:  PGAPI_FreeStmt returned %d\n", result);
 
 		SC_clear_error(hstmt);
 		return SQL_SUCCESS;
@@ -509,7 +510,7 @@ SQLCancel(
  *	observing buffer limits and truncation.
  */
 RETCODE SQL_API
-SQLNativeSql(
+PGAPI_NativeSql(
 			 HDBC hdbc,
 			 UCHAR FAR *szSqlStrIn,
 			 SDWORD cbSqlStrIn,
@@ -517,7 +518,7 @@ SQLNativeSql(
 			 SDWORD cbSqlStrMax,
 			 SDWORD FAR *pcbSqlStr)
 {
-	static char *func = "SQLNativeSql";
+	static char *func = "PGAPI_NativeSql";
 	int			len = 0;
 	char	   *ptr;
 	ConnectionClass *conn = (ConnectionClass *) hdbc;
@@ -552,7 +553,8 @@ SQLNativeSql(
 	if (pcbSqlStr)
 		*pcbSqlStr = len;
 
-	free(ptr);
+	if (cbSqlStrIn)
+		free(ptr);
 
 	return result;
 }
@@ -563,11 +565,11 @@ SQLNativeSql(
  *	Used in conjuction with SQLPutData.
  */
 RETCODE SQL_API
-SQLParamData(
+PGAPI_ParamData(
 			 HSTMT hstmt,
 			 PTR FAR *prgbValue)
 {
-	static char *func = "SQLParamData";
+	static char *func = "PGAPI_ParamData";
 	StatementClass *stmt = (StatementClass *) hstmt;
 	int			i,
 				retval;
@@ -672,12 +674,12 @@ SQLParamData(
  *	Used in conjunction with SQLParamData.
  */
 RETCODE SQL_API
-SQLPutData(
+PGAPI_PutData(
 		   HSTMT hstmt,
 		   PTR rgbValue,
 		   SDWORD cbValue)
 {
-	static char *func = "SQLPutData";
+	static char *func = "PGAPI_PutData";
 	StatementClass *stmt = (StatementClass *) hstmt;
 	int			old_pos,
 				retval;
@@ -704,7 +706,7 @@ SQLPutData(
 
 	if (!stmt->put_data)
 	{							/* first call */
-		mylog("SQLPutData: (1) cbValue = %d\n", cbValue);
+		mylog("PGAPI_PutData: (1) cbValue = %d\n", cbValue);
 
 		stmt->put_data = TRUE;
 
@@ -712,7 +714,7 @@ SQLPutData(
 		if (!current_param->EXEC_used)
 		{
 			stmt->errornumber = STMT_NO_MEMORY_ERROR;
-			stmt->errormsg = "Out of memory in SQLPutData (1)";
+			stmt->errormsg = "Out of memory in PGAPI_PutData (1)";
 			SC_log_error(func, "", stmt);
 			return SQL_ERROR;
 		}
@@ -790,7 +792,7 @@ SQLPutData(
 				if (!current_param->EXEC_buffer)
 				{
 					stmt->errornumber = STMT_NO_MEMORY_ERROR;
-					stmt->errormsg = "Out of memory in SQLPutData (2)";
+					stmt->errormsg = "Out of memory in PGAPI_PutData (2)";
 					SC_log_error(func, "", stmt);
 					return SQL_ERROR;
 				}
@@ -807,7 +809,7 @@ SQLPutData(
 					if (!current_param->EXEC_buffer)
 					{
 						stmt->errornumber = STMT_NO_MEMORY_ERROR;
-						stmt->errormsg = "Out of memory in SQLPutData (2)";
+						stmt->errormsg = "Out of memory in PGAPI_PutData (2)";
 						SC_log_error(func, "", stmt);
 						return SQL_ERROR;
 					}
@@ -822,7 +824,7 @@ SQLPutData(
 					if (!current_param->EXEC_buffer)
 					{
 						stmt->errornumber = STMT_NO_MEMORY_ERROR;
-						stmt->errormsg = "Out of memory in SQLPutData (2)";
+						stmt->errormsg = "Out of memory in PGAPI_PutData (2)";
 						SC_log_error(func, "", stmt);
 						return SQL_ERROR;
 					}
@@ -834,7 +836,7 @@ SQLPutData(
 	else
 	{
 		/* calling SQLPutData more than once */
-		mylog("SQLPutData: (>1) cbValue = %d\n", cbValue);
+		mylog("PGAPI_PutData: (>1) cbValue = %d\n", cbValue);
 
 		if (current_param->SQLType == SQL_LONGVARBINARY)
 		{
@@ -854,7 +856,7 @@ SQLPutData(
 				if (!buffer)
 				{
 					stmt->errornumber = STMT_NO_MEMORY_ERROR;
-					stmt->errormsg = "Out of memory in SQLPutData (3)";
+					stmt->errormsg = "Out of memory in PGAPI_PutData (3)";
 					SC_log_error(func, "", stmt);
 					return SQL_ERROR;
 				}
@@ -880,7 +882,7 @@ SQLPutData(
 				if (!buffer)
 				{
 					stmt->errornumber = STMT_NO_MEMORY_ERROR;
-					stmt->errormsg = "Out of memory in SQLPutData (3)";
+					stmt->errormsg = "Out of memory in PGAPI_PutData (3)";
 					SC_log_error(func, "", stmt);
 					return SQL_ERROR;
 				}

src/interfaces/odbc/options.c

@@ -34,6 +34,7 @@
 #include "connection.h"
 #include "statement.h"
 #include "qresult.h"
+#include "pgapifunc.h"
 
 
 extern GLOBAL_VALUES globals;
@@ -72,34 +73,23 @@ set_statement_option(ConnectionClass *conn,
 			 * positioned update isn't supported so cursor concurrency is
 			 * read-only
 			 */
-			if (conn)
-				conn->stmtOptions.scroll_concurrency = vParam;
-			if (stmt)
-				stmt->options.scroll_concurrency = vParam;
-			break;
-
-			/*----------
-			 * if (globals.lie)
-			 * {
-			 *		if (conn)
-			 *			conn->stmtOptions.scroll_concurrency = vParam;
-			 *		if (stmt)
-			 *			stmt->options.scroll_concurrency = vParam;
-			 *		} else {
-			 *			if (conn)
-			 *				conn->stmtOptions.scroll_concurrency =
-			 *					SQL_CONCUR_READ_ONLY;
-			 *			if (stmt)
-			 *				stmt->options.scroll_concurrency =
-			 *					SQL_CONCUR_READ_ONLY;
-			 *
-			 *			if (vParam != SQL_CONCUR_READ_ONLY)
-			 *				changed = TRUE;
-			 *		}
-			 *		break;
-			 *	}
-			 *----------
-			 */
+			mylog("SetStmtOption(): SQL_CONCURRENCY = %d\n", vParam);
+			if (globals.lie || vParam == SQL_CONCUR_READ_ONLY || vParam == SQL_CONCUR_ROWVER)
+			{
+				if (conn)
+			 		conn->stmtOptions.scroll_concurrency = vParam;
+			 	if (stmt)
+			 		stmt->options.scroll_concurrency = vParam;
+			}
+			else 
+			{
+			 	if (conn)
+			 		conn->stmtOptions.scroll_concurrency = SQL_CONCUR_ROWVER;
+			 	if (stmt)
+			 		stmt->options.scroll_concurrency = SQL_CONCUR_ROWVER;
+			 	changed = TRUE;
+			 }
+			 break;
 
 		case SQL_CURSOR_TYPE:
 
@@ -296,19 +286,18 @@ set_statement_option(ConnectionClass *conn,
 
 /* Implements only SQL_AUTOCOMMIT */
 RETCODE SQL_API
-SQLSetConnectOption(
+PGAPI_SetConnectOption(
 					HDBC hdbc,
 					UWORD fOption,
 					UDWORD vParam)
 {
-	static char *func = "SQLSetConnectOption";
+	static char *func = "PGAPI_SetConnectOption";
 	ConnectionClass *conn = (ConnectionClass *) hdbc;
 	char		changed = FALSE;
 	RETCODE		retval;
 	int			i;
 
-	mylog("%s: entering...\n", func);
-
+	mylog("%s: entering fOption = %d vParam = %d\n", func, fOption, vParam);
 	if (!conn)
 	{
 		CC_log_error(func, "", NULL);
@@ -372,7 +361,7 @@ SQLSetConnectOption(
 				return SQL_ERROR;
 			}
 
-			mylog("SQLSetConnectOption: AUTOCOMMIT: transact_status=%d, vparam=%d\n", conn->transact_status, vParam);
+			mylog("PGAPI_SetConnectOption: AUTOCOMMIT: transact_status=%d, vparam=%d\n", conn->transact_status, vParam);
 
 			switch (vParam)
 			{
@@ -441,12 +430,12 @@ SQLSetConnectOption(
 
 /* This function just can tell you whether you are in Autcommit mode or not */
 RETCODE SQL_API
-SQLGetConnectOption(
+PGAPI_GetConnectOption(
 					HDBC hdbc,
 					UWORD fOption,
 					PTR pvParam)
 {
-	static char *func = "SQLGetConnectOption";
+	static char *func = "PGAPI_GetConnectOption";
 	ConnectionClass *conn = (ConnectionClass *) hdbc;
 
 	mylog("%s: entering...\n", func);
@@ -517,12 +506,12 @@ SQLGetConnectOption(
 
 
 RETCODE SQL_API
-SQLSetStmtOption(
+PGAPI_SetStmtOption(
 				 HSTMT hstmt,
 				 UWORD fOption,
 				 UDWORD vParam)
 {
-	static char *func = "SQLSetStmtOption";
+	static char *func = "PGAPI_SetStmtOption";
 	StatementClass *stmt = (StatementClass *) hstmt;
 
 	mylog("%s: entering...\n", func);
@@ -543,12 +532,12 @@ SQLSetStmtOption(
 
 
 RETCODE SQL_API
-SQLGetStmtOption(
+PGAPI_GetStmtOption(
 				 HSTMT hstmt,
 				 UWORD fOption,
 				 PTR pvParam)
 {
-	static char *func = "SQLGetStmtOption";
+	static char *func = "PGAPI_GetStmtOption";
 	StatementClass *stmt = (StatementClass *) hstmt;
 	QResultClass *res;
 

src/interfaces/odbc/parse.c

@@ -34,6 +34,7 @@
 #include "connection.h"
 #include "qresult.h"
 #include "pgtypes.h"
+#include "pgapifunc.h"
 
 #ifdef MULTIBYTE
 #include "multibyte.h"
@@ -75,7 +76,7 @@ getNextToken(char *s, char *token, int smax, char *delim, char *quote, char *dqu
 		i++;
 	}
 
-	if (s[0] == '\0')
+	if (s[i] == '\0')
 	{
 		token[0] = '\0';
 		return NULL;
@@ -92,6 +93,13 @@ getNextToken(char *s, char *token, int smax, char *delim, char *quote, char *dqu
 	while (!isspace((unsigned char) s[i]) && s[i] != ',' &&
 		   s[i] != '\0' && out != smax)
 	{
+#ifdef MULTIBYTE
+		if (multibyte_char_check(s[i]) != 0)
+		{
+			token[out++] = s[i++];
+			continue;
+		}
+#endif			
 		/* Handle quoted stuff */
 		if (out == 0 && (s[i] == '\"' || s[i] == '\''))
 		{
@@ -110,15 +118,17 @@ getNextToken(char *s, char *token, int smax, char *delim, char *quote, char *dqu
 			i++;				/* dont return the quote */
 			while (s[i] != '\0' && out != smax)
 			{
-				if (s[i] == qc && !in_escape)
-					break;
 #ifdef MULTIBYTE
-				if (multibyte_char_check(s[i]) == 0 && s[i] == '\\' && !in_escape)
+				if (multibyte_char_check(s[i]) != 0)
 				{
-#else
+					token[out++] = s[i++];
+					continue;
+				}
+#endif			
+				if (s[i] == qc && !in_escape)
+					break;
 				if (s[i] == '\\' && !in_escape)
 				{
-#endif
 					in_escape = TRUE;
 				}
 				else
@@ -269,11 +279,12 @@ parse_statement(StatementClass *stmt)
 				dquote,
 				numeric,
 				unquoted;
-	char	   *ptr;
+	char	   *ptr, *pptr = NULL;
 	char		in_select = FALSE,
 				in_distinct = FALSE,
 				in_on = FALSE,
 				in_from = FALSE,
+				from_found = FALSE,
 				in_where = FALSE,
 				in_table = FALSE;
 	char		in_field = FALSE,
@@ -285,6 +296,7 @@ parse_statement(StatementClass *stmt)
 				i,
 				k = 0,
 				n,
+				first_where = 0,
 				blevel = 0;
 	FIELD_INFO **fi;
 	TABLE_INFO **ti;
@@ -303,59 +315,114 @@ parse_statement(StatementClass *stmt)
 	stmt->nfld = 0;
 	stmt->ntab = 0;
 
-	while ((ptr = getNextToken(ptr, token, sizeof(token), &delim, &quote, &dquote, &numeric)) != NULL)
+#ifdef MULTIBYTE
+	multibyte_init();
+#endif
+	while (pptr = ptr, (ptr = getNextToken(pptr, token, sizeof(token), &delim, &quote, &dquote, &numeric)) != NULL)
 	{
 		unquoted = !(quote || dquote);
 
 		mylog("unquoted=%d, quote=%d, dquote=%d, numeric=%d, delim='%c', token='%s', ptr='%s'\n", unquoted, quote, dquote, numeric, delim, token, ptr);
 
-		if (unquoted && !stricmp(token, "select"))
+		if (in_select && unquoted && blevel == 0)
 		{
-			in_select = TRUE;
-
-			mylog("SELECT\n");
-			continue;
-		}
+			if (!stricmp(token, "distinct"))
+			{
+				in_distinct = TRUE;
 
-		if (unquoted && in_select && !stricmp(token, "distinct"))
-		{
-			in_distinct = TRUE;
+				mylog("DISTINCT\n");
+				continue;
+			}
+			if (!stricmp(token, "into"))
+			{
+				in_select = FALSE;
+				mylog("INTO\n");
+				stmt->statement_type = STMT_TYPE_CREATE;
+				stmt->parse_status = STMT_PARSE_FATAL;
+				return FALSE;
+			}
+			if (!stricmp(token, "from"))
+			{
+				in_select = FALSE;
+				in_from = TRUE;
+				if (!from_found &&
+				    (!strnicmp(pptr, "from", 4)))
+				{
+					mylog("First ");
+					from_found = TRUE;
+				}
 
-			mylog("DISTINCT\n");
-			continue;
+				mylog("FROM\n");
+				continue;
+			}
 		}
-
-		if (unquoted && !stricmp(token, "into"))
+		if (unquoted && blevel == 0)
 		{
-			in_select = FALSE;
-
-			mylog("INTO\n");
-			continue;
+			if ((!stricmp(token, "where") ||
+				!stricmp(token, "union") ||
+				!stricmp(token, "intersect") ||
+				!stricmp(token, "except") ||
+				!stricmp(token, "order") ||
+				!stricmp(token, "group") ||
+				!stricmp(token, "having")))
+			{
+				in_select = FALSE;
+				in_from = FALSE;
+				in_where = TRUE;
+
+				if (!first_where &&
+				    (!stricmp(token, "where")))
+					first_where = ptr - stmt->statement;
+				    
+				mylog("WHERE...\n");
+				break;
+			}
 		}
-
-		if (unquoted && !stricmp(token, "from"))
+		if (in_select && (in_expr || in_func))
 		{
-			in_select = FALSE;
-			in_from = TRUE;
+			/* just eat the expression */
+			mylog("in_expr=%d or func=%d\n", in_expr, in_func);
+			if (!unquoted)
+				continue;
 
-			mylog("FROM\n");
+			if (token[0] == '(')
+			{
+				blevel++;
+				mylog("blevel++ = %d\n", blevel);
+			}
+			else if (token[0] == ')')
+			{
+				blevel--;
+				mylog("blevel-- = %d\n", blevel);
+			}
+			if (blevel == 0)
+			{
+				if (delim == ',')
+				{
+					mylog("**** Got comma in_expr/func\n");
+					in_func = FALSE;
+					in_expr = FALSE;
+					in_field = FALSE;
+				}
+				else if (!stricmp(token, "as"))
+				{
+					mylog("got AS in_expr\n");
+					in_func = FALSE;
+					in_expr = FALSE;
+					in_as = TRUE;
+					in_field = TRUE;
+				}
+			}
 			continue;
 		}
 
-		if (unquoted && (!stricmp(token, "where") ||
-						 !stricmp(token, "union") ||
-						 !stricmp(token, "order") ||
-						 !stricmp(token, "group") ||
-						 !stricmp(token, "having")))
+		if (unquoted && !stricmp(token, "select"))
 		{
-			in_select = FALSE;
-			in_from = FALSE;
-			in_where = TRUE;
+			in_select = TRUE;
 
-			mylog("WHERE...\n");
-			break;
+			mylog("SELECT\n");
+			continue;
 		}
-
 		if (in_select)
 		{
 			if (in_distinct)
@@ -378,41 +445,6 @@ parse_statement(StatementClass *stmt)
 				in_distinct = FALSE;
 			}
 
-			if (in_expr || in_func)
-			{
-				/* just eat the expression */
-				mylog("in_expr=%d or func=%d\n", in_expr, in_func);
-				if (quote || dquote)
-					continue;
-
-				if (in_expr && blevel == 0 && delim == ',')
-				{
-					mylog("**** in_expr and Got comma\n");
-					in_expr = FALSE;
-					in_field = FALSE;
-				}
-				else if (token[0] == '(')
-				{
-					blevel++;
-					mylog("blevel++ = %d\n", blevel);
-				}
-				else if (token[0] == ')')
-				{
-					blevel--;
-					mylog("blevel-- = %d\n", blevel);
-				}
-				if (blevel == 0)
-				{
-					if (delim == ',')
-					{
-						in_func = FALSE;
-						in_expr = FALSE;
-						in_field = FALSE;
-					}
-				}
-				continue;
-			}
-
 			if (!in_field)
 			{
 				if (!token[0])
@@ -447,6 +479,7 @@ parse_statement(StatementClass *stmt)
 				if (quote)
 				{
 					fi[stmt->nfld++]->quote = TRUE;
+in_expr = TRUE;
 					continue;
 				}
 				else if (numeric)
@@ -619,8 +652,12 @@ parse_statement(StatementClass *stmt)
 		else if (fi[i]->quote)
 		{						/* handle as text */
 			fi[i]->ti = NULL;
+			/*
 			fi[i]->type = PG_TYPE_TEXT;
 			fi[i]->precision = 0;
+			the following may be better */
+			fi[i]->type = PG_TYPE_UNKNOWN;
+			fi[i]->precision = 254;
 			continue;
 		}
 		/* it's a dot, resolve to table or alias */
@@ -680,12 +717,12 @@ parse_statement(StatementClass *stmt)
 
 		if (!found)
 		{
-			mylog("PARSE: Getting SQLColumns for table[%d]='%s'\n", i, ti[i]->name);
+			mylog("PARSE: Getting PG_Columns for table[%d]='%s'\n", i, ti[i]->name);
 
-			result = SQLAllocStmt(stmt->hdbc, &hcol_stmt);
+			result = PGAPI_AllocStmt(stmt->hdbc, &hcol_stmt);
 			if ((result != SQL_SUCCESS) && (result != SQL_SUCCESS_WITH_INFO))
 			{
-				stmt->errormsg = "SQLAllocStmt failed in parse_statement for columns.";
+				stmt->errormsg = "PGAPI_AllocStmt failed in parse_statement for columns.";
 				stmt->errornumber = STMT_NO_MEMORY_ERROR;
 				stmt->parse_status = STMT_PARSE_FATAL;
 				return FALSE;
@@ -694,10 +731,10 @@ parse_statement(StatementClass *stmt)
 			col_stmt = (StatementClass *) hcol_stmt;
 			col_stmt->internal = TRUE;
 
-			result = SQLColumns(hcol_stmt, "", 0, "", 0,
+			result = PGAPI_Columns(hcol_stmt, "", 0, "", 0,
 						ti[i]->name, (SWORD) strlen(ti[i]->name), "", 0);
 
-			mylog("        Past SQLColumns\n");
+			mylog("        Past PG_Columns\n");
 			if (result == SQL_SUCCESS)
 			{
 				mylog("      Success\n");
@@ -736,12 +773,12 @@ parse_statement(StatementClass *stmt)
 
 				conn->ntables++;
 
-				SQLFreeStmt(hcol_stmt, SQL_DROP);
+				PGAPI_FreeStmt(hcol_stmt, SQL_DROP);
 				mylog("Created col_info table='%s', ntables=%d\n", ti[i]->name, conn->ntables);
 			}
 			else
 			{
-				SQLFreeStmt(hcol_stmt, SQL_DROP);
+				PGAPI_FreeStmt(hcol_stmt, SQL_DROP);
 				break;
 			}
 		}
@@ -751,7 +788,7 @@ parse_statement(StatementClass *stmt)
 		mylog("associate col_info: i=%d, k=%d\n", i, k);
 	}
 
-	mylog("Done SQLColumns\n");
+	mylog("Done PG_Columns\n");
 
 	/*
 	 * Now resolve the fields to point to column info

src/interfaces/odbc/pgtypes.c

@@ -329,7 +329,8 @@ pgtype_to_name(StatementClass *stmt, Int4 type)
 {
 	switch (type)
 	{
-			case PG_TYPE_CHAR:return "char";
+		case PG_TYPE_CHAR:
+			return "char";
 		case PG_TYPE_CHAR2:
 			return "char2";
 		case PG_TYPE_CHAR4:
@@ -399,7 +400,7 @@ getNumericScale(StatementClass *stmt, Int4 type, int col)
 	QResultClass *result;
 	ColumnInfoClass *flds;
 
-	mylog("getNumericScale: type=%d, col=%d, unknown = %d\n", type, col);
+	mylog("getNumericScale: type=%d, col=%d\n", type, col);
 
 	if (col < 0)
 		return PG_NUMERIC_MAX_SCALE;
@@ -436,7 +437,7 @@ getNumericPrecision(StatementClass *stmt, Int4 type, int col)
 	QResultClass *result;
 	ColumnInfoClass *flds;
 
-	mylog("getNumericPrecision: type=%d, col=%d, unknown = %d\n", type, col);
+	mylog("getNumericPrecision: type=%d, col=%d\n", type, col);
 
 	if (col < 0)
 		return PG_NUMERIC_MAX_PRECISION;
@@ -598,7 +599,8 @@ pgtype_precision(StatementClass *stmt, Int4 type, int col, int handle_unknown_si
 		case PG_TYPE_ABSTIME:
 		case PG_TYPE_DATETIME:
 		case PG_TYPE_TIMESTAMP:
-			return 19;
+			/*return 19;*/
+return 21;
 
 		case PG_TYPE_BOOL:
 			return 1;

src/interfaces/odbc/psqlodbc.def

@@ -53,6 +53,28 @@ SQLSetPos @68
 SQLSetScrollOptions @69
 SQLTablePrivileges @70
 SQLBindParameter @72
+
+SQLAllocHandle @80
+SQLBindParam @81
+SQLCloseCursor @82
+SQLColAttribute @83
+SQLCopyDesc @84
+SQLEndTran @85
+SQLFetchScroll @86
+SQLFreeHandle @87
+SQLGetDescField @88
+SQLGetDescRec @89
+SQLGetDiagField @90
+SQLGetDiagRec @91
+SQLGetEnvAttr @92
+SQLGetConnectAttr @93
+SQLGetStmtAttr @94
+SQLSetConnectAttr @95
+SQLSetDescField @96
+SQLSetDescRec @97
+SQLSetEnvAttr @98
+SQLSetStmtAttr @99
+
 SQLDummyOrdinal @199
 dconn_FDriverConnectProc @200
 DllMain @201

src/interfaces/odbc/psqlodbc.h

@@ -5,7 +5,7 @@
  *
  * Comments:		See "notice.txt" for copyright and license information.
  *
- * $Id: psqlodbc.h,v 1.44 2001/06/27 07:38:07 inoue Exp $
+ * $Id: psqlodbc.h,v 1.45 2001/08/18 04:30:47 inoue Exp $
  *
  */
 
@@ -163,6 +163,9 @@ typedef struct StatementOptions_
 	int			bind_size;		/* size of each structure if using Row
 								 * Binding */
 	int			use_bookmarks;
+	UInt4			*rowsFetched;
+	UInt2			*rowStatusArray;
+	void			*bookmark_ptr;
 } StatementOptions;
 
 /*	Used to pass extra query info to send_query */

src/interfaces/odbc/qresult.c

@@ -290,6 +290,7 @@ QR_fetch_tuples(QResultClass *self, ConnectionClass *conn, char *cursor)
 			QR_set_message(self, "Could not get memory for tuple cache.");
 			return FALSE;
 		}
+		self->count_allocated = tuple_size;
 
 		self->inTuples = TRUE;
 
@@ -464,7 +465,8 @@ QR_next_tuple(QResultClass *self)
 				self->fetch_count++;
 			}
 
-			self->backend_tuples = (TupleField *) realloc(self->backend_tuples, self->num_fields * sizeof(TupleField) * self->cache_size);
+			if (self->cache_size > self->count_allocated)
+				self->backend_tuples = (TupleField *) realloc(self->backend_tuples, self->num_fields * sizeof(TupleField) * self->cache_size);
 			if (!self->backend_tuples)
 			{
 				self->status = PGRES_FATAL_ERROR;
@@ -524,19 +526,21 @@ QR_next_tuple(QResultClass *self)
 			case 'B':			/* Tuples in binary format */
 			case 'D':			/* Tuples in ASCII format  */
 
-				if (!globals.use_declarefetch && self->fcount > 0 && !(self->fcount % TUPLE_MALLOC_INC))
+				if (!globals.use_declarefetch && self->fcount >= self->count_allocated)
 				{
-					size_t		old_size = self->fcount * self->num_fields * sizeof(TupleField);
+					int tuple_size = self->count_allocated;
 
-					mylog("REALLOC: old_size = %d\n", old_size);
-
-					self->backend_tuples = (TupleField *) realloc(self->backend_tuples, old_size + (self->num_fields * sizeof(TupleField) * TUPLE_MALLOC_INC));
+					mylog("REALLOC: old_count = %d, size = %d\n", tuple_size, self->num_fields * sizeof(TupleField) * tuple_size);
+					tuple_size *= 2;
+					self->backend_tuples = (TupleField *) realloc(self->backend_tuples,
+						 tuple_size * self->num_fields * sizeof(TupleField));
 					if (!self->backend_tuples)
 					{
 						self->status = PGRES_FATAL_ERROR;
 						QR_set_message(self, "Out of memory while reading tuples.");
 						return FALSE;
 					}
+					self->count_allocated = tuple_size;
 				}
 
 				if (!QR_read_tuple(self, (char) (id == 0)))

src/interfaces/odbc/qresult.h

@@ -46,6 +46,7 @@ struct QResultClass_
 								 * (backend) */
 
 	/* Stuff for declare/fetch tuples */
+	int			count_allocated; /* m(re)alloced count */
 	int			fetch_count;	/* logical rows read so far */
 	int			fcount;			/* actual rows read in the fetch */
 	int			currTuple;

src/interfaces/odbc/statement.c

@@ -34,6 +34,7 @@
 #include <windows.h>
 #include <sql.h>
 #endif
+#include "pgapifunc.h"
 
 extern GLOBAL_VALUES globals;
 
@@ -91,10 +92,10 @@ static struct
 
 
 RETCODE SQL_API
-SQLAllocStmt(HDBC hdbc,
+PGAPI_AllocStmt(HDBC hdbc,
 			 HSTMT FAR *phstmt)
 {
-	static char *func = "SQLAllocStmt";
+	static char *func = "PGAPI_AllocStmt";
 	ConnectionClass *conn = (ConnectionClass *) hdbc;
 	StatementClass *stmt;
 
@@ -108,7 +109,7 @@ SQLAllocStmt(HDBC hdbc,
 
 	stmt = SC_Constructor();
 
-	mylog("**** SQLAllocStmt: hdbc = %u, stmt = %u\n", hdbc, stmt);
+	mylog("**** PGAPI_AllocStmt: hdbc = %u, stmt = %u\n", hdbc, stmt);
 
 	if (!stmt)
 	{
@@ -143,10 +144,10 @@ SQLAllocStmt(HDBC hdbc,
 
 
 RETCODE SQL_API
-SQLFreeStmt(HSTMT hstmt,
+PGAPI_FreeStmt(HSTMT hstmt,
 			UWORD fOption)
 {
-	static char *func = "SQLFreeStmt";
+	static char *func = "PGAPI_FreeStmt";
 	StatementClass *stmt = (StatementClass *) hstmt;
 
 	mylog("%s: entering...hstmt=%u, fOption=%d\n", func, hstmt, fOption);
@@ -205,7 +206,7 @@ SQLFreeStmt(HSTMT hstmt,
 		SC_free_params(stmt, STMT_FREE_PARAMS_ALL);
 	else
 	{
-		stmt->errormsg = "Invalid option passed to SQLFreeStmt.";
+		stmt->errormsg = "Invalid option passed to PGAPI_FreeStmt.";
 		stmt->errornumber = STMT_OPTION_OUT_OF_RANGE_ERROR;
 		SC_log_error(func, "", stmt);
 		return SQL_ERROR;
@@ -570,7 +571,7 @@ SC_pre_execute(StatementClass *self)
 			self->pre_executing = TRUE;
 			self->inaccurate_result = FALSE;
 
-			SQLExecute(self);
+			PGAPI_Execute(self);
 
 			self->pre_executing = old_pre_executing;
 
@@ -713,13 +714,13 @@ SC_fetch(StatementClass *self)
 	static char *func = "SC_fetch";
 	QResultClass *res = self->result;
 	int			retval,
-				result;
+				result, updret;
 	Int2		num_cols,
 				lf;
 	Oid			type;
 	char	   *value;
 	ColumnInfoClass *ci;
-
+extern	WORD	addrow;
 	/* TupleField *tupleField; */
 
 	self->last_fetch_count = 0;
@@ -741,7 +742,7 @@ SC_fetch(StatementClass *self)
 			return SQL_NO_DATA_FOUND;
 		}
 
-		mylog("**** SQLFetch: manual_result\n");
+		mylog("**** SC_fetch: manual_result\n");
 		(self->currTuple)++;
 	}
 	else
@@ -750,14 +751,14 @@ SC_fetch(StatementClass *self)
 		retval = QR_next_tuple(res);
 		if (retval < 0)
 		{
-			mylog("**** SQLFetch: end_tuples\n");
+			mylog("**** SC_fetch: end_tuples\n");
 			return SQL_NO_DATA_FOUND;
 		}
 		else if (retval > 0)
 			(self->currTuple)++;/* all is well */
 		else
 		{
-			mylog("SQLFetch: error\n");
+			mylog("SC_fetch: error\n");
 			self->errornumber = STMT_EXEC_ERROR;
 			self->errormsg = "Error fetching next row";
 			SC_log_error(func, "", self);
@@ -785,6 +786,17 @@ SC_fetch(StatementClass *self)
 			 SQL_C_ULONG, self->bookmark.buffer, 0, self->bookmark.used);
 	}
 
+#ifdef	DRIVER_CURSOR_IMPLEMENT
+	updret = 0;
+	if (self->options.scroll_concurrency != SQL_CONCUR_READ_ONLY)
+	{
+		if (!QR_get_value_backend_row(res, self->currTuple, num_cols - 1))
+			updret = SQL_ROW_DELETED;
+		num_cols -= 2;
+	}
+	if (!self->options.retrieve_data) /* data isn't required */
+		return updret ? updret + 10 : SQL_SUCCESS;
+#endif /* DRIVER_CURSOR_IMPLEMENT */
 	for (lf = 0; lf < num_cols; lf++)
 	{
 		mylog("fetch: cols=%d, lf=%d, self = %u, self->bindings = %u, buffer[] = %u\n", num_cols, lf, self, self->bindings, self->bindings[lf].buffer);
@@ -865,6 +877,10 @@ SC_fetch(StatementClass *self)
 		}
 	}
 
+#ifdef	DRIVER_CURSOR_IMPLEMENT
+	if (updret)
+		result = updret + 10;
+#endif /* DRIVER_CURSOR_IMPLEMENT */
 	return result;
 }
 
@@ -910,7 +926,7 @@ SC_execute(StatementClass *self)
 
 		ok = QR_command_successful(res);
 
-		mylog("SQLExecute: ok = %d, status = %d\n", ok, QR_get_status(res));
+		mylog("SC_exec: begin ok = %d, status = %d\n", ok, QR_get_status(res));
 
 		QR_Destructor(res);
 
@@ -1066,7 +1082,7 @@ SC_execute(StatementClass *self)
 	{	/* get the return value of the procedure call */
 		RETCODE	ret;
 		HSTMT hstmt = (HSTMT) self;
-		ret = SQLBindCol(hstmt, 1, self->parameters[0].CType, self->parameters[0].buffer, self->parameters[0].buflen, self->parameters[0].used);
+		ret = PGAPI_BindCol(hstmt, 1, self->parameters[0].CType, self->parameters[0].buffer, self->parameters[0].buflen, self->parameters[0].used);
 		if (ret == SQL_SUCCESS || ret == SQL_SUCCESS_WITH_INFO) 
 			SC_fetch(hstmt);
 		else
@@ -1075,7 +1091,7 @@ SC_execute(StatementClass *self)
 			self->errormsg = "BindCol to Procedure return failed.";
 		}
 		if (ret == SQL_SUCCESS || ret == SQL_SUCCESS_WITH_INFO) 
-			SQLBindCol(hstmt, 1, self->parameters[0].CType, NULL, 0, NULL);
+			PGAPI_BindCol(hstmt, 1, self->parameters[0].CType, NULL, 0, NULL);
 		else
 		{
 			self->errornumber = STMT_EXEC_ERROR;

src/interfaces/odbc/statement.h

@@ -49,6 +49,8 @@ typedef enum
 	STMT_EXECUTING				/* statement execution is still going on */
 } STMT_Status;
 
+#define STMT_ROW_VERSION_CHANGED					(-4)
+#define STMT_POS_BEFORE_RECORDSET					(-3)
 #define STMT_TRUNCATED							(-2)
 #define STMT_INFO_ONLY							(-1)	/* not an error message,
 														 * just a notification
@@ -83,6 +85,7 @@ typedef enum
 #define STMT_OPERATION_INVALID					25
 #define STMT_PROGRAM_TYPE_OUT_OF_RANGE			26
 #define STMT_BAD_ERROR							27
+#define STMT_INVALID_OPTION_IDENTIFIER					28
 
 /* statement types */
 enum

src/interfaces/odbc/win32.mak

@@ -83,6 +83,8 @@ CLEAN :
 	-@erase "$(INTDIR)\statement.obj"
 	-@erase "$(INTDIR)\tuple.obj"
 	-@erase "$(INTDIR)\tuplelist.obj"
+	-@erase "$(INTDIR)\odbcapi.obj"
+	-@erase "$(INTDIR)\odbcapi30.obj"
 	-@erase "$(INTDIR)\vc60.idb"
 	-@erase "$(OUTDIR)\psqlodbc.dll"
 	-@erase "$(OUTDIR)\psqlodbc.exp"
@@ -166,6 +168,8 @@ LINK32_OBJS= \
 	"$(INTDIR)\statement.obj" \
 	"$(INTDIR)\tuple.obj" \
 	"$(INTDIR)\tuplelist.obj" \
+	"$(INTDIR)\odbcapi.obj" \
+	"$(INTDIR)\odbcapi30.obj" \
 	"$(INTDIR)\psqlodbc.res"
 
 "$(OUTDIR)\psqlodbc.dll" : "$(OUTDIR)" $(DEF_FILE) $(LINK32_OBJS)
@@ -214,6 +218,8 @@ CLEAN :
 	-@erase "$(INTDIR)\statement.obj"
 	-@erase "$(INTDIR)\tuple.obj"
 	-@erase "$(INTDIR)\tuplelist.obj"
+	-@erase "$(INTDIR)\odbcapi.obj"
+	-@erase "$(INTDIR)\odbcapi30.obj"
 	-@erase "$(INTDIR)\vc60.idb"
 	-@erase "$(INTDIR)\vc60.pdb"
 	-@erase "$(OUTDIR)\psqlodbc.dll"
@@ -300,6 +306,8 @@ LINK32_OBJS= \
 	"$(INTDIR)\statement.obj" \
 	"$(INTDIR)\tuple.obj" \
 	"$(INTDIR)\tuplelist.obj" \
+	"$(INTDIR)\odbcapi.obj" \
+	"$(INTDIR)\odbcapi30.obj" \
 	"$(INTDIR)\psqlodbc.res"
 
 "$(OUTDIR)\psqlodbc.dll" : "$(OUTDIR)" $(DEF_FILE) $(LINK32_OBJS)
@@ -482,5 +490,17 @@ SOURCE=tuplelist.c
 	$(CPP) $(CPP_PROJ) $(SOURCE)
 
 
+SOURCE=odbcapi.c
+
+"$(INTDIR)\odbcapi.obj" : $(SOURCE) "$(INTDIR)"
+	$(CPP) $(CPP_PROJ) $(SOURCE)
+
+
+SOURCE=odbcapi30.c
+
+"$(INTDIR)\odbcapi30.obj" : $(SOURCE) "$(INTDIR)"
+	$(CPP) $(CPP_PROJ) $(SOURCE)
+
+
 
 !ENDIF