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Update to v.0246

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This commit is contained in:
Byron Nikolaidis
1998-06-16 21:29:19 +00:00
parent fd262dac8c
commit a80771f0a7
20 changed files with 842 additions and 422 deletions
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92
src/interfaces/odbc/results.c
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@@ -36,12 +36,15 @@ RETCODE SQL_API SQLRowCount(
HSTMT hstmt,
SDWORD FAR *pcrow)
{
char *func="SQLRowCount";
StatementClass *stmt = (StatementClass *) hstmt;
QResultClass *res;
char *msg, *ptr;
if ( ! stmt)
return SQL_ERROR;
if ( ! stmt) {
SC_log_error(func, "", NULL);
return SQL_INVALID_HANDLE;
}
if(stmt->statement_type == STMT_TYPE_SELECT) {
if (stmt->status == STMT_FINISHED) {
@@ -74,6 +77,7 @@ char *msg, *ptr;
}
}
SC_log_error(func, "Bad return value", stmt);
return SQL_ERROR;
}
@@ -86,11 +90,14 @@ RETCODE SQL_API SQLNumResultCols(
HSTMT hstmt,
SWORD FAR *pccol)
{
char *func="SQLNumResultCols";
StatementClass *stmt = (StatementClass *) hstmt;
QResultClass *result;
if ( ! stmt)
if ( ! stmt) {
SC_log_error(func, "", NULL);
return SQL_INVALID_HANDLE;
}
SC_clear_error(stmt);
@@ -109,6 +116,7 @@ QResultClass *result;
/* no query has been executed on this statement */
stmt->errornumber = STMT_SEQUENCE_ERROR;
stmt->errormsg = "No query has been executed with that handle";
SC_log_error(func, "", stmt);
return SQL_ERROR;
}
@@ -133,6 +141,7 @@ RETCODE SQL_API SQLDescribeCol(
SWORD FAR *pibScale,
SWORD FAR *pfNullable)
{
char *func="SQLDescribeCol";
/* gets all the information about a specific column */
StatementClass *stmt = (StatementClass *) hstmt;
QResultClass *result;
@@ -141,8 +150,10 @@ Int4 fieldtype;
int p;
ConnInfo *ci;
if ( ! stmt)
if ( ! stmt) {
SC_log_error(func, "", NULL);
return SQL_INVALID_HANDLE;
}
ci = &(stmt->hdbc->connInfo);
@@ -162,6 +173,7 @@ ConnInfo *ci;
/* no query has been executed on this statement */
stmt->errornumber = STMT_SEQUENCE_ERROR;
stmt->errormsg = "No query has been assigned to this statement.";
SC_log_error(func, "", stmt);
return SQL_ERROR;
}
@@ -169,6 +181,7 @@ ConnInfo *ci;
// we do not support bookmarks
stmt->errormsg = "Bookmarks are not currently supported.";
stmt->errornumber = STMT_NOT_IMPLEMENTED_ERROR;
SC_log_error(func, "", stmt);
return SQL_ERROR;
}
@@ -255,14 +268,17 @@ RETCODE SQL_API SQLColAttributes(
SWORD FAR *pcbDesc,
SDWORD FAR *pfDesc)
{
char *func = "SQLColAttributes";
StatementClass *stmt = (StatementClass *) hstmt;
char *value;
Int4 field_type;
ConnInfo *ci;
int unknown_sizes;
if( ! stmt)
if( ! stmt) {
SC_log_error(func, "", NULL);
return SQL_INVALID_HANDLE;
}
ci = &(stmt->hdbc->connInfo);
@@ -277,6 +293,7 @@ int unknown_sizes;
if ( (NULL == stmt->result) || ((stmt->status != STMT_FINISHED) && (stmt->status != STMT_PREMATURE)) ) {
stmt->errormsg = "Can't get column attributes: no result found.";
stmt->errornumber = STMT_SEQUENCE_ERROR;
SC_log_error(func, "", stmt);
return SQL_ERROR;
}
@@ -284,6 +301,7 @@ int unknown_sizes;
// we do not support bookmarks
stmt->errormsg = "Bookmarks are not currently supported.";
stmt->errornumber = STMT_NOT_IMPLEMENTED_ERROR;
SC_log_error(func, "", stmt);
return SQL_ERROR;
}
@@ -436,6 +454,7 @@ RETCODE SQL_API SQLGetData(
SDWORD cbValueMax,
SDWORD FAR *pcbValue)
{
char *func="SQLGetData";
QResultClass *res;
StatementClass *stmt = (StatementClass *) hstmt;
int num_cols, num_rows;
@@ -448,6 +467,7 @@ char multiple;
mylog("SQLGetData: enter, stmt=%u\n", stmt);
if( ! stmt) {
SC_log_error(func, "", NULL);
return SQL_INVALID_HANDLE;
}
res = stmt->result;
@@ -455,18 +475,21 @@ mylog("SQLGetData: enter, stmt=%u\n", stmt);
if (STMT_EXECUTING == stmt->status) {
stmt->errormsg = "Can't get data while statement is still executing.";
stmt->errornumber = STMT_SEQUENCE_ERROR;
return 0;
SC_log_error(func, "", stmt);
return SQL_ERROR;
}
if (stmt->status != STMT_FINISHED) {
stmt->errornumber = STMT_STATUS_ERROR;
stmt->errormsg = "GetData can only be called after the successful execution on a SQL statement";
return 0;
SC_log_error(func, "", stmt);
return SQL_ERROR;
}
if (icol == 0) {
stmt->errormsg = "Bookmarks are not currently supported.";
stmt->errornumber = STMT_NOT_IMPLEMENTED_ERROR;
SC_log_error(func, "", stmt);
return SQL_ERROR;
}
@@ -478,6 +501,7 @@ mylog("SQLGetData: enter, stmt=%u\n", stmt);
if (icol >= num_cols) {
stmt->errormsg = "Invalid column number.";
stmt->errornumber = STMT_INVALID_COLUMN_NUMBER_ERROR;
SC_log_error(func, "", stmt);
return SQL_ERROR;
}
@@ -488,6 +512,7 @@ mylog("SQLGetData: enter, stmt=%u\n", stmt);
(stmt->currTuple >= num_rows)) {
stmt->errormsg = "Not positioned on a valid row for GetData.";
stmt->errornumber = STMT_INVALID_CURSOR_STATE_ERROR;
SC_log_error(func, "", stmt);
return SQL_ERROR;
}
mylog(" num_rows = %d\n", num_rows);
@@ -503,6 +528,7 @@ mylog("SQLGetData: enter, stmt=%u\n", stmt);
if (stmt->currTuple == -1 || ! res || QR_end_tuples(res)) {
stmt->errormsg = "Not positioned on a valid row for GetData.";
stmt->errornumber = STMT_INVALID_CURSOR_STATE_ERROR;
SC_log_error(func, "", stmt);
return SQL_ERROR;
}
@@ -531,11 +557,13 @@ mylog("SQLGetData: enter, stmt=%u\n", stmt);
case COPY_UNSUPPORTED_TYPE:
stmt->errormsg = "Received an unsupported type from Postgres.";
stmt->errornumber = STMT_RESTRICTED_DATA_TYPE_ERROR;
SC_log_error(func, "", stmt);
return SQL_ERROR;
case COPY_UNSUPPORTED_CONVERSION:
stmt->errormsg = "Couldn't handle the necessary data type conversion.";
stmt->errornumber = STMT_RESTRICTED_DATA_TYPE_ERROR;
SC_log_error(func, "", stmt);
return SQL_ERROR;
case COPY_RESULT_TRUNCATED:
@@ -544,14 +572,17 @@ mylog("SQLGetData: enter, stmt=%u\n", stmt);
return SQL_SUCCESS_WITH_INFO;
case COPY_GENERAL_ERROR: /* error msg already filled in */
SC_log_error(func, "", stmt);
return SQL_ERROR;
case COPY_NO_DATA_FOUND:
SC_log_error(func, "no data found", stmt);
return SQL_NO_DATA_FOUND;
default:
stmt->errormsg = "Unrecognized return value from copy_and_convert_field.";
stmt->errornumber = STMT_INTERNAL_ERROR;
SC_log_error(func, "", stmt);
return SQL_ERROR;
}
}
@@ -562,6 +593,7 @@ mylog("SQLGetData: enter, stmt=%u\n", stmt);
RETCODE SQL_API SQLFetch(
HSTMT hstmt)
{
char *func = "SQLFetch";
StatementClass *stmt = (StatementClass *) hstmt;
QResultClass *res;
int retval;
@@ -571,14 +603,17 @@ char *value;
ColumnInfoClass *ci;
// TupleField *tupleField;
if ( ! stmt)
if ( ! stmt) {
SC_log_error(func, "", NULL);
return SQL_INVALID_HANDLE;
}
SC_clear_error(stmt);
if ( ! (res = stmt->result)) {
stmt->errormsg = "Null statement result in SQLFetch.";
stmt->errornumber = STMT_SEQUENCE_ERROR;
SC_log_error(func, "", stmt);
return SQL_ERROR;
}
@@ -587,6 +622,7 @@ ColumnInfoClass *ci;
if (stmt->status == STMT_EXECUTING) {
stmt->errormsg = "Can't fetch while statement is still executing.";
stmt->errornumber = STMT_SEQUENCE_ERROR;
SC_log_error(func, "", stmt);
return SQL_ERROR;
}
@@ -594,6 +630,7 @@ ColumnInfoClass *ci;
if (stmt->status != STMT_FINISHED) {
stmt->errornumber = STMT_STATUS_ERROR;
stmt->errormsg = "Fetch can only be called after the successful execution on a SQL statement";
SC_log_error(func, "", stmt);
return SQL_ERROR;
}
@@ -602,6 +639,7 @@ ColumnInfoClass *ci;
// function even if SQL_ExecDirect has reported an Error
stmt->errormsg = "Bindings were not allocated properly.";
stmt->errornumber = STMT_SEQUENCE_ERROR;
SC_log_error(func, "", stmt);
return SQL_ERROR;
}
@@ -638,6 +676,7 @@ ColumnInfoClass *ci;
mylog("SQLFetch: error\n");
stmt->errornumber = STMT_EXEC_ERROR;
stmt->errormsg = "Error fetching next row";
SC_log_error(func, "", stmt);
return SQL_ERROR;
}
}
@@ -675,11 +714,13 @@ ColumnInfoClass *ci;
if(retval == COPY_UNSUPPORTED_TYPE) {
stmt->errormsg = "Received an unsupported type from Postgres.";
stmt->errornumber = STMT_RESTRICTED_DATA_TYPE_ERROR;
SC_log_error(func, "", stmt);
return SQL_ERROR;
} else if(retval == COPY_UNSUPPORTED_CONVERSION) {
stmt->errormsg = "Couldn't handle the necessary data type conversion.";
stmt->errornumber = STMT_RESTRICTED_DATA_TYPE_ERROR;
SC_log_error(func, "", stmt);
return SQL_ERROR;
} else if(retval == COPY_RESULT_TRUNCATED) {
@@ -692,6 +733,7 @@ ColumnInfoClass *ci;
} else if(retval != COPY_OK) {
stmt->errormsg = "Unrecognized return value from copy_and_convert_field.";
stmt->errornumber = STMT_INTERNAL_ERROR;
SC_log_error(func, "", stmt);
return SQL_ERROR;
}
@@ -710,6 +752,7 @@ RETCODE SQL_API SQLExtendedFetch(
UDWORD FAR *pcrow,
UWORD FAR *rgfRowStatus)
{
char *func = "SQLExtendedFetch";
StatementClass *stmt = (StatementClass *) hstmt;
int num_tuples;
RETCODE result;
@@ -717,11 +760,15 @@ RETCODE result;
mylog("SQLExtendedFetch: stmt=%u\n", stmt);
if ( ! stmt)
if ( ! stmt) {
SC_log_error(func, "", NULL);
return SQL_INVALID_HANDLE;
}
if ( globals.use_declarefetch)
if ( globals.use_declarefetch) {
SC_log_error(func, "SQLExtendedFetch with UseDeclareFetch not yet supported", stmt);
return SQL_ERROR;
}
/* Initialize to no rows fetched */
if (rgfRowStatus)
@@ -776,6 +823,7 @@ mylog("SQLExtendedFetch: stmt=%u\n", stmt);
break;
default:
SC_log_error(func, "Unsupported SQLExtendedFetch Direction", stmt);
return SQL_ERROR;
}
@@ -803,7 +851,7 @@ mylog("SQLExtendedFetch: stmt=%u\n", stmt);
RETCODE SQL_API SQLMoreResults(
HSTMT hstmt)
{
return SQL_NO_DATA_FOUND;
return SQL_NO_DATA_FOUND;
}
// This positions the cursor within a block of data.
@@ -814,7 +862,10 @@ RETCODE SQL_API SQLSetPos(
UWORD fOption,
UWORD fLock)
{
return SQL_ERROR;
char *func = "SQLSetPos";
SC_log_error(func, "Function not implemented", (StatementClass *) hstmt);
return SQL_ERROR;
}
// Sets options that control the behavior of cursors.
@@ -825,7 +876,10 @@ RETCODE SQL_API SQLSetScrollOptions(
SDWORD crowKeyset,
UWORD crowRowset)
{
return SQL_ERROR;
char *func = "SQLSetScrollOptions";
SC_log_error(func, "Function not implemented", (StatementClass *) hstmt);
return SQL_ERROR;
}
@@ -836,20 +890,24 @@ RETCODE SQL_API SQLSetCursorName(
UCHAR FAR *szCursor,
SWORD cbCursor)
{
char *func="SQLSetCursorName";
StatementClass *stmt = (StatementClass *) hstmt;
int len;
mylog("SQLSetCursorName: hstmt=%u, szCursor=%u, cbCursorMax=%d\n",
hstmt, szCursor, cbCursor);
if ( ! stmt)
if ( ! stmt) {
SC_log_error(func, "", NULL);
return SQL_INVALID_HANDLE;
}
len = (cbCursor == SQL_NTS) ? strlen(szCursor) : cbCursor;
mylog("cursor len = %d\n", len);
if (len <= 0 || len > sizeof(stmt->cursor_name) - 1) {
stmt->errornumber = STMT_INVALID_CURSOR_NAME;
stmt->errormsg = "Invalid Cursor Name";
SC_log_error(func, "", stmt);
return SQL_ERROR;
}
strncpy_null(stmt->cursor_name, szCursor, cbCursor);
@@ -864,18 +922,22 @@ RETCODE SQL_API SQLGetCursorName(
SWORD cbCursorMax,
SWORD FAR *pcbCursor)
{
char *func="SQLGetCursorName";
StatementClass *stmt = (StatementClass *) hstmt;
mylog("SQLGetCursorName: hstmt=%u, szCursor=%u, cbCursorMax=%d, pcbCursor=%u\n",
hstmt, szCursor, cbCursorMax, pcbCursor);
if ( ! stmt)
if ( ! stmt) {
SC_log_error(func, "", NULL);
return SQL_INVALID_HANDLE;
}
if ( stmt->cursor_name[0] == '\0') {
stmt->errornumber = STMT_NO_CURSOR_NAME;
stmt->errormsg = "No Cursor name available";
SC_log_error(func, "", stmt);
return SQL_ERROR;
}