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|
/*-------
* Module: pgapi30.c
*
* Description: This module contains routines related to ODBC 3.0
* most of their implementations are temporary
* and must be rewritten properly.
* 2001/07/23 inoue
*
* Classes: n/a
*
* API functions: PGAPI_ColAttribute, PGAPI_GetDiagRec,
PGAPI_GetConnectAttr, PGAPI_GetStmtAttr,
PGAPI_SetConnectAttr, PGAPI_SetStmtAttr
*-------
*/
#ifndef ODBCVER
#define ODBCVER 0x0300
#endif
#include "psqlodbc.h"
#include <stdio.h>
#include <string.h>
#include "environ.h"
#include "connection.h"
#include "statement.h"
#include "pgapifunc.h"
/* SQLError -> SQLDiagRec */
RETCODE SQL_API
PGAPI_GetDiagRec(SQLSMALLINT HandleType, SQLHANDLE Handle,
SQLSMALLINT RecNumber, SQLCHAR *Sqlstate,
SQLINTEGER *NativeError, SQLCHAR *MessageText,
SQLSMALLINT BufferLength, SQLSMALLINT *TextLength)
{
RETCODE ret;
static const char *func = "PGAPI_GetDiagRec";
mylog("%s entering ", func);
switch (HandleType)
{
case SQL_HANDLE_ENV:
ret = PGAPI_Error(Handle, NULL, NULL, Sqlstate, NativeError,
MessageText, BufferLength, TextLength);
break;
case SQL_HANDLE_DBC:
ret = PGAPI_Error(NULL, Handle, NULL, Sqlstate, NativeError,
MessageText, BufferLength, TextLength);
break;
case SQL_HANDLE_STMT:
ret = PGAPI_Error(NULL, NULL, Handle, Sqlstate, NativeError,
MessageText, BufferLength, TextLength);
break;
default:
ret = SQL_ERROR;
}
if (ret == SQL_SUCCESS_WITH_INFO &&
BufferLength == 0 &&
*TextLength)
{
SQLSMALLINT BufferLength = *TextLength + 4;
SQLCHAR *MessageText = malloc(BufferLength);
ret = PGAPI_GetDiagRec(HandleType, Handle, RecNumber, Sqlstate,
NativeError, MessageText, BufferLength,
TextLength);
free(MessageText);
}
mylog("%s exiting\n", func);
return ret;
}
/* SQLGetConnectOption -> SQLGetconnectAttr */
RETCODE SQL_API
PGAPI_GetConnectAttr(HDBC ConnectionHandle,
SQLINTEGER Attribute, PTR Value,
SQLINTEGER BufferLength, SQLINTEGER *StringLength)
{
ConnectionClass *conn = (ConnectionClass *) ConnectionHandle;
mylog("PGAPI_GetConnectAttr %d\n", Attribute);
switch (Attribute)
{
case SQL_ATTR_ASYNC_ENABLE:
case SQL_ATTR_AUTO_IPD:
case SQL_ATTR_CONNECTION_DEAD:
case SQL_ATTR_CONNECTION_TIMEOUT:
case SQL_ATTR_METADATA_ID:
conn->errornumber = STMT_INVALID_OPTION_IDENTIFIER;
conn->errormsg = "Unsupported connection option (Set)";
return SQL_ERROR;
}
return PGAPI_GetConnectOption(ConnectionHandle, (UWORD) Attribute, Value);
}
static HSTMT
descHandleFromStatementHandle(HSTMT StatementHandle, SQLINTEGER descType)
{
switch (descType)
{
case SQL_ATTR_APP_ROW_DESC: /* 10010 */
return StatementHandle; /* this is bogus */
case SQL_ATTR_APP_PARAM_DESC: /* 10011 */
return (HSTMT) ((SQLUINTEGER) StatementHandle + 1) ; /* this is bogus */
case SQL_ATTR_IMP_ROW_DESC: /* 10012 */
return (HSTMT) ((SQLUINTEGER) StatementHandle + 2); /* this is bogus */
case SQL_ATTR_IMP_PARAM_DESC: /* 10013 */
return (HSTMT) ((SQLUINTEGER) StatementHandle + 3); /* this is bogus */
}
return (HSTMT) 0;
}
static HSTMT
statementHandleFromDescHandle(HSTMT DescHandle, SQLINTEGER *descType)
{
SQLUINTEGER res = (SQLUINTEGER) DescHandle % 4;
switch (res)
{
case 0: *descType = SQL_ATTR_APP_ROW_DESC; /* 10010 */
break;
case 1: *descType = SQL_ATTR_APP_PARAM_DESC; /* 10011 */
break;
case 2: *descType = SQL_ATTR_IMP_ROW_DESC; /* 10012 */
break;
case 3: *descType = SQL_ATTR_IMP_PARAM_DESC; /* 10013 */
break;
}
return (HSTMT) ((SQLUINTEGER) DescHandle - res);
}
static RETCODE SQL_API
ARDSetField(StatementClass *stmt, SQLSMALLINT RecNumber,
SQLSMALLINT FieldIdentifier, PTR Value, SQLINTEGER BufferLength)
{
RETCODE ret = SQL_SUCCESS;
PTR tptr;
switch (FieldIdentifier)
{
case SQL_DESC_ARRAY_SIZE:
stmt->options.rowset_size = (SQLUINTEGER) Value;
break;
case SQL_DESC_ARRAY_STATUS_PTR:
stmt->options.row_operation_ptr = Value;
break;
case SQL_DESC_BIND_OFFSET_PTR:
stmt->options.row_offset_ptr = Value;
break;
case SQL_DESC_BIND_TYPE:
stmt->options.bind_size = (SQLUINTEGER) Value;
break;
case SQL_DESC_DATA_PTR:
if (!RecNumber)
stmt->bookmark.buffer = Value;
else
stmt->bindings[RecNumber - 1].buffer = Value;
break;
case SQL_DESC_INDICATOR_PTR:
if (!RecNumber)
tptr = stmt->bookmark.used;
else
tptr = stmt->bindings[RecNumber - 1].used;
if (Value != tptr)
{
ret = SQL_ERROR;
stmt->errornumber = STMT_INVALID_OPTION_IDENTIFIER;
stmt->errormsg = "INDICATOR != OCTET_LENGTH_PTR";
}
break;
case SQL_DESC_OCTET_LENGTH_PTR:
if (!RecNumber)
stmt->bookmark.used = Value;
else
stmt->bindings[RecNumber - 1].used = Value;
break;
default:ret = SQL_ERROR;
stmt->errornumber = STMT_INVALID_OPTION_IDENTIFIER;
stmt->errormsg = "not implemedted yet";
}
return ret;
}
static RETCODE SQL_API
APDSetField(StatementClass *stmt, SQLSMALLINT RecNumber,
SQLSMALLINT FieldIdentifier, PTR Value, SQLINTEGER BufferLength)
{
RETCODE ret = SQL_SUCCESS;
switch (FieldIdentifier)
{
case SQL_DESC_ARRAY_SIZE:
stmt->options.paramset_size = (SQLUINTEGER) Value;
break;
case SQL_DESC_ARRAY_STATUS_PTR:
stmt->options.param_operation_ptr = Value;
break;
case SQL_DESC_BIND_OFFSET_PTR:
stmt->options.param_offset_ptr = Value;
break;
case SQL_DESC_BIND_TYPE:
stmt->options.param_bind_type = (SQLUINTEGER) Value;
break;
case SQL_DESC_DATA_PTR:
if (stmt->parameters_allocated < RecNumber)
PGAPI_BindParameter(stmt, RecNumber, 0, 0, 0, 0, 0, 0, 0, 0);
stmt->parameters[RecNumber - 1].buffer = Value;
break;
case SQL_DESC_INDICATOR_PTR:
if (stmt->parameters_allocated < RecNumber ||
Value != stmt->parameters[RecNumber - 1].used)
{
ret = SQL_ERROR;
stmt->errornumber = STMT_INVALID_OPTION_IDENTIFIER;
stmt->errormsg = "INDICATOR != OCTET_LENGTH_PTR";
}
break;
case SQL_DESC_OCTET_LENGTH_PTR:
if (stmt->parameters_allocated < RecNumber)
PGAPI_BindParameter(stmt, RecNumber, 0, 0, 0, 0, 0, 0, 0, 0);
stmt->parameters[RecNumber - 1].used = Value;
break;
default:ret = SQL_ERROR;
stmt->errornumber = STMT_INVALID_OPTION_IDENTIFIER;
}
return ret;
}
static RETCODE SQL_API
IRDSetField(StatementClass *stmt, SQLSMALLINT RecNumber,
SQLSMALLINT FieldIdentifier, PTR Value, SQLINTEGER BufferLength)
{
RETCODE ret = SQL_SUCCESS;
switch (FieldIdentifier)
{
case SQL_DESC_ARRAY_STATUS_PTR:
stmt->options.rowStatusArray = (SQLUSMALLINT *) Value;
break;
case SQL_DESC_ROWS_PROCESSED_PTR:
stmt->options.rowsFetched = (SQLUINTEGER *) Value;
break;
default:ret = SQL_ERROR;
stmt->errornumber = STMT_INVALID_OPTION_IDENTIFIER;
}
return ret;
}
static RETCODE SQL_API
IPDSetField(StatementClass *stmt, SQLSMALLINT RecNumber,
SQLSMALLINT FieldIdentifier, PTR Value, SQLINTEGER BufferLength)
{
RETCODE ret = SQL_SUCCESS;
switch (FieldIdentifier)
{
case SQL_DESC_ARRAY_STATUS_PTR:
stmt->options.param_status_ptr = (SQLUSMALLINT *) Value;
break;
case SQL_DESC_ROWS_PROCESSED_PTR:
stmt->options.param_processed_ptr = (SQLUINTEGER *) Value;
break;
default:ret = SQL_ERROR;
stmt->errornumber = STMT_INVALID_OPTION_IDENTIFIER;
}
return ret;
}
/* SQLGetStmtOption -> SQLGetStmtAttr */
RETCODE SQL_API
PGAPI_GetStmtAttr(HSTMT StatementHandle,
SQLINTEGER Attribute, PTR Value,
SQLINTEGER BufferLength, SQLINTEGER *StringLength)
{
static char *func = "PGAPI_GetStmtAttr";
StatementClass *stmt = (StatementClass *) StatementHandle;
RETCODE ret = SQL_SUCCESS;
int len = 0;
mylog("%s Handle=%u %d\n", func, StatementHandle, Attribute);
switch (Attribute)
{
case SQL_ATTR_FETCH_BOOKMARK_PTR: /* 16 */
Value = stmt->options.bookmark_ptr;
len = 4;
break;
case SQL_ATTR_PARAM_BIND_OFFSET_PTR: /* 17 */
Value = stmt->options.param_offset_ptr;
len = 4;
break;
case SQL_ATTR_PARAM_BIND_TYPE: /* 18 */
*((SQLUINTEGER *) Value) = stmt->options.param_bind_type;
len = 4;
break;
case SQL_ATTR_PARAM_OPERATION_PTR: /* 19 */
Value = stmt->options.param_operation_ptr;
len = 4;
break;
case SQL_ATTR_PARAM_STATUS_PTR: /* 20 */
Value = stmt->options.param_status_ptr;
len = 4;
break;
case SQL_ATTR_PARAMS_PROCESSED_PTR: /* 21 */
Value = stmt->options.param_processed_ptr;
len = 4;
break;
case SQL_ATTR_PARAMSET_SIZE: /* 22 */
*((SQLUINTEGER *) Value) = stmt->options.paramset_size;
len = 4;
break;
case SQL_ATTR_ROW_BIND_OFFSET_PTR: /* 23 */
Value = stmt->options.row_offset_ptr;
len = 4;
break;
case SQL_ATTR_ROW_OPERATION_PTR: /* 24 */
Value = stmt->options.row_operation_ptr;
len = 4;
break;
case SQL_ATTR_ROW_STATUS_PTR: /* 25 */
Value = stmt->options.rowStatusArray;
len = 4;
break;
case SQL_ATTR_ROWS_FETCHED_PTR: /* 26 */
Value = stmt->options.rowsFetched;
len = 4;
break;
case SQL_ATTR_ROW_ARRAY_SIZE: /* 27 */
*((SQLUINTEGER *) Value) = stmt->options.rowset_size;
len = 4;
break;
case SQL_ATTR_APP_ROW_DESC: /* 10010 */
case SQL_ATTR_APP_PARAM_DESC: /* 10011 */
case SQL_ATTR_IMP_ROW_DESC: /* 10012 */
case SQL_ATTR_IMP_PARAM_DESC: /* 10013 */
len = 4;
*((HSTMT *) Value) = descHandleFromStatementHandle(StatementHandle, Attribute);
break;
case SQL_ATTR_AUTO_IPD: /* 10001 */
/* case SQL_ATTR_ROW_BIND_TYPE: ** == SQL_BIND_TYPE(ODBC2.0) */
case SQL_ATTR_CURSOR_SCROLLABLE: /* -1 */
case SQL_ATTR_CURSOR_SENSITIVITY: /* -2 */
case SQL_ATTR_ENABLE_AUTO_IPD: /* 15 */
case SQL_ATTR_METADATA_ID: /* 10014 */
/*
* case SQL_ATTR_PREDICATE_PTR: case
* SQL_ATTR_PREDICATE_OCTET_LENGTH_PTR:
*/
stmt->errornumber = STMT_INVALID_OPTION_IDENTIFIER;
stmt->errormsg = "Unsupported statement option (Get)";
SC_log_error(func, "", stmt);
return SQL_ERROR;
default:
len = 4;
ret = PGAPI_GetStmtOption(StatementHandle, (UWORD) Attribute, Value);
}
if (ret == SQL_SUCCESS && StringLength)
*StringLength = len;
return ret;
}
/* SQLSetConnectOption -> SQLSetConnectAttr */
RETCODE SQL_API
PGAPI_SetConnectAttr(HDBC ConnectionHandle,
SQLINTEGER Attribute, PTR Value,
SQLINTEGER StringLength)
{
ConnectionClass *conn = (ConnectionClass *) ConnectionHandle;
mylog("PGAPI_SetConnectAttr %d\n", Attribute);
switch (Attribute)
{
case SQL_ATTR_ASYNC_ENABLE:
case SQL_ATTR_AUTO_IPD:
case SQL_ATTR_CONNECTION_DEAD:
case SQL_ATTR_CONNECTION_TIMEOUT:
case SQL_ATTR_METADATA_ID:
conn->errornumber = STMT_INVALID_OPTION_IDENTIFIER;
conn->errormsg = "Unsupported connection option (Set)";
return SQL_ERROR;
}
return PGAPI_SetConnectOption(ConnectionHandle, (UWORD) Attribute, (UDWORD) Value);
}
/* new function */
RETCODE SQL_API
PGAPI_SetDescField(SQLHDESC DescriptorHandle,
SQLSMALLINT RecNumber, SQLSMALLINT FieldIdentifier,
PTR Value, SQLINTEGER BufferLength)
{
RETCODE ret = SQL_SUCCESS;
HSTMT hstmt;
SQLUINTEGER descType;
StatementClass *stmt;
static const char *func = "PGAPI_SetDescField";
mylog("%s h=%u rec=%d field=%d val=%x\n", func, DescriptorHandle, RecNumber, FieldIdentifier, Value);
hstmt = statementHandleFromDescHandle(DescriptorHandle, &descType);
mylog("stmt=%x type=%d\n", hstmt, descType);
stmt = (StatementClass *) hstmt;
switch (descType)
{
case SQL_ATTR_APP_ROW_DESC:
ret = ARDSetField(stmt, RecNumber, FieldIdentifier, Value, BufferLength);
break;
case SQL_ATTR_APP_PARAM_DESC:
ret = APDSetField(stmt, RecNumber, FieldIdentifier, Value, BufferLength);
break;
case SQL_ATTR_IMP_ROW_DESC:
ret = IRDSetField(stmt, RecNumber, FieldIdentifier, Value, BufferLength);
break;
case SQL_ATTR_IMP_PARAM_DESC:
ret = IPDSetField(stmt, RecNumber, FieldIdentifier, Value, BufferLength);
break;
default:ret = SQL_ERROR;
stmt->errornumber = STMT_INTERNAL_ERROR;
stmt->errormsg = "Error not implemented";
}
if (ret == SQL_ERROR)
SC_log_error(func, "", stmt);
return ret;
}
/* SQLSet(Param/Scroll/Stmt)Option -> SQLSetStmtAttr */
RETCODE SQL_API
PGAPI_SetStmtAttr(HSTMT StatementHandle,
SQLINTEGER Attribute, PTR Value,
SQLINTEGER StringLength)
{
static char *func = "PGAPI_SetStmtAttr";
StatementClass *stmt = (StatementClass *) StatementHandle;
mylog("%s Handle=%u %d,%u\n", func, StatementHandle, Attribute, Value);
switch (Attribute)
{
case SQL_ATTR_CURSOR_SCROLLABLE: /* -1 */
case SQL_ATTR_CURSOR_SENSITIVITY: /* -2 */
case SQL_ATTR_ENABLE_AUTO_IPD: /* 15 */
case SQL_ATTR_APP_ROW_DESC: /* 10010 */
case SQL_ATTR_APP_PARAM_DESC: /* 10011 */
case SQL_ATTR_AUTO_IPD: /* 10001 */
/* case SQL_ATTR_ROW_BIND_TYPE: ** == SQL_BIND_TYPE(ODBC2.0) */
case SQL_ATTR_IMP_ROW_DESC: /* 10012 (read-only) */
case SQL_ATTR_IMP_PARAM_DESC: /* 10013 (read-only) */
case SQL_ATTR_METADATA_ID: /* 10014 */
/*
* case SQL_ATTR_PREDICATE_PTR: case
* SQL_ATTR_PREDICATE_OCTET_LENGTH_PTR:
*/
stmt->errornumber = STMT_INVALID_OPTION_IDENTIFIER;
stmt->errormsg = "Unsupported statement option (Set)";
SC_log_error(func, "", stmt);
return SQL_ERROR;
case SQL_ATTR_FETCH_BOOKMARK_PTR: /* 16 */
stmt->options.bookmark_ptr = Value;
break;
case SQL_ATTR_PARAM_BIND_OFFSET_PTR: /* 17 */
stmt->options.param_offset_ptr = (SQLUINTEGER *) Value;
break;
case SQL_ATTR_PARAM_BIND_TYPE: /* 18 */
stmt->options.param_bind_type = (SQLUINTEGER) Value;
break;
case SQL_ATTR_PARAM_OPERATION_PTR: /* 19 */
stmt->options.param_operation_ptr = Value;
break;
case SQL_ATTR_PARAM_STATUS_PTR: /* 20 */
stmt->options.param_status_ptr = (SQLUSMALLINT *) Value;
break;
case SQL_ATTR_PARAMS_PROCESSED_PTR: /* 21 */
stmt->options.param_processed_ptr = (SQLUINTEGER *) Value;
break;
case SQL_ATTR_PARAMSET_SIZE: /* 22 */
stmt->options.paramset_size = (SQLUINTEGER) Value;
break;
case SQL_ATTR_ROW_BIND_OFFSET_PTR: /* 23 */
stmt->options.row_offset_ptr = (SQLUINTEGER *) Value;
break;
case SQL_ATTR_ROW_OPERATION_PTR: /* 24 */
stmt->options.row_operation_ptr = Value;
break;
case SQL_ATTR_ROW_STATUS_PTR: /* 25 */
stmt->options.rowStatusArray = (SQLUSMALLINT *) Value;
break;
case SQL_ATTR_ROWS_FETCHED_PTR: /* 26 */
stmt->options.rowsFetched = (SQLUINTEGER *) Value;
break;
case SQL_ATTR_ROW_ARRAY_SIZE: /* 27 */
stmt->options.rowset_size = (SQLUINTEGER) Value;
break;
default:
return PGAPI_SetStmtOption(StatementHandle, (UWORD) Attribute, (UDWORD) Value);
}
return SQL_SUCCESS;
}
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