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-rw-r--r--src/interfaces/odbc/execute.c617
1 files changed, 360 insertions, 257 deletions
diff --git a/src/interfaces/odbc/execute.c b/src/interfaces/odbc/execute.c
index ac5d0b19c38..356da6edcb2 100644
--- a/src/interfaces/odbc/execute.c
+++ b/src/interfaces/odbc/execute.c
@@ -1,15 +1,15 @@
-/* Module: execute.c
+/* Module: execute.c
*
- * Description: This module contains routines related to
- * preparing and executing an SQL statement.
+ * Description: This module contains routines related to
+ * preparing and executing an SQL statement.
*
- * Classes: n/a
+ * Classes: n/a
*
- * API functions: SQLPrepare, SQLExecute, SQLExecDirect, SQLTransact,
- * SQLCancel, SQLNativeSql, SQLParamData, SQLPutData
+ * API functions: SQLPrepare, SQLExecute, SQLExecDirect, SQLTransact,
+ * SQLCancel, SQLNativeSql, SQLParamData, SQLPutData
*
- * Comments: See "notice.txt" for copyright and license information.
+ * Comments: See "notice.txt" for copyright and license information.
*
*/
@@ -39,66 +39,74 @@
extern GLOBAL_VALUES globals;
-/* Perform a Prepare on the SQL statement */
-RETCODE SQL_API SQLPrepare(HSTMT hstmt,
- UCHAR FAR *szSqlStr,
- SDWORD cbSqlStr)
+/* Perform a Prepare on the SQL statement */
+RETCODE SQL_API
+SQLPrepare(HSTMT hstmt,
+ UCHAR FAR *szSqlStr,
+ SDWORD cbSqlStr)
{
-static char *func = "SQLPrepare";
-StatementClass *self = (StatementClass *) hstmt;
+ static char *func = "SQLPrepare";
+ StatementClass *self = (StatementClass *) hstmt;
- mylog( "%s: entering...\n", func);
+ mylog("%s: entering...\n", func);
- if ( ! self) {
+ if (!self)
+ {
SC_log_error(func, "", NULL);
return SQL_INVALID_HANDLE;
}
-
- /* According to the ODBC specs it is valid to call SQLPrepare mulitple times.
- In that case, the bound SQL statement is replaced by the new one
- */
- switch(self->status) {
- case STMT_PREMATURE:
- mylog("**** SQLPrepare: STMT_PREMATURE, recycle\n");
- SC_recycle_statement(self); /* recycle the statement, but do not remove parameter bindings */
- break;
+ /*
+ * According to the ODBC specs it is valid to call SQLPrepare mulitple
+ * times. In that case, the bound SQL statement is replaced by the new
+ * one
+ */
+
+ switch (self->status)
+ {
+ case STMT_PREMATURE:
+ mylog("**** SQLPrepare: 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");
- SC_recycle_statement(self); /* recycle the statement, but do not remove parameter bindings */
- break;
+ case STMT_FINISHED:
+ mylog("**** SQLPrepare: 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");
- self->status = STMT_READY;
- break;
+ case STMT_ALLOCATED:
+ mylog("**** SQLPrepare: STMT_ALLOCATED, copy\n");
+ self->status = STMT_READY;
+ break;
- case STMT_READY:
- mylog("**** SQLPrepare: STMT_READY, change SQL\n");
- break;
+ case STMT_READY:
+ mylog("**** SQLPrepare: STMT_READY, change SQL\n");
+ break;
- case STMT_EXECUTING:
- mylog("**** SQLPrepare: STMT_EXECUTING, error!\n");
+ case STMT_EXECUTING:
+ mylog("**** SQLPrepare: 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";
- SC_log_error(func, "", self);
+ self->errornumber = STMT_SEQUENCE_ERROR;
+ self->errormsg = "SQLPrepare(): The handle does not point to a statement that is ready to be executed";
+ SC_log_error(func, "", self);
- return SQL_ERROR;
+ return SQL_ERROR;
- default:
- self->errornumber = STMT_INTERNAL_ERROR;
- self->errormsg = "An Internal Error has occured -- Unknown statement status.";
- SC_log_error(func, "", self);
- return SQL_ERROR;
+ default:
+ self->errornumber = STMT_INTERNAL_ERROR;
+ self->errormsg = "An Internal Error has occured -- Unknown statement status.";
+ SC_log_error(func, "", self);
+ return SQL_ERROR;
}
if (self->statement)
free(self->statement);
self->statement = make_string(szSqlStr, cbSqlStr, NULL);
- if ( ! self->statement) {
+ if (!self->statement)
+ {
self->errornumber = STMT_NO_MEMORY_ERROR;
self->errormsg = "No memory available to store statement";
SC_log_error(func, "", self);
@@ -108,8 +116,9 @@ StatementClass *self = (StatementClass *) hstmt;
self->prepare = TRUE;
self->statement_type = statement_type(self->statement);
- /* Check if connection is onlyread (only selects are allowed) */
- if ( CC_is_onlyread(self->hdbc) && STMT_UPDATE(self)) {
+ /* Check if connection is onlyread (only selects are allowed) */
+ if (CC_is_onlyread(self->hdbc) && STMT_UPDATE(self))
+ {
self->errornumber = STMT_EXEC_ERROR;
self->errormsg = "Connection is readonly, only select statements are allowed.";
SC_log_error(func, "", self);
@@ -121,22 +130,24 @@ StatementClass *self = (StatementClass *) hstmt;
}
-/* - - - - - - - - - */
+/* - - - - - - - - - */
-/* Performs the equivalent of SQLPrepare, followed by SQLExecute. */
+/* Performs the equivalent of SQLPrepare, followed by SQLExecute. */
-RETCODE SQL_API SQLExecDirect(
- HSTMT hstmt,
- UCHAR FAR *szSqlStr,
- SDWORD cbSqlStr)
+RETCODE SQL_API
+SQLExecDirect(
+ HSTMT hstmt,
+ UCHAR FAR *szSqlStr,
+ SDWORD cbSqlStr)
{
-StatementClass *stmt = (StatementClass *) hstmt;
-RETCODE result;
-static char *func = "SQLExecDirect";
+ StatementClass *stmt = (StatementClass *) hstmt;
+ RETCODE result;
+ static char *func = "SQLExecDirect";
+
+ mylog("%s: entering...\n", func);
- mylog( "%s: entering...\n", func);
-
- if ( ! stmt) {
+ if (!stmt)
+ {
SC_log_error(func, "", NULL);
return SQL_INVALID_HANDLE;
}
@@ -147,7 +158,8 @@ static char *func = "SQLExecDirect";
/* keep a copy of the un-parametrized statement, in case */
/* they try to execute this statement again */
stmt->statement = make_string(szSqlStr, cbSqlStr, NULL);
- if ( ! stmt->statement) {
+ if (!stmt->statement)
+ {
stmt->errornumber = STMT_NO_MEMORY_ERROR;
stmt->errormsg = "No memory available to store statement";
SC_log_error(func, "", stmt);
@@ -161,19 +173,20 @@ static char *func = "SQLExecDirect";
/* If an SQLPrepare was performed prior to this, but was left in */
/* the premature state because an error occurred prior to SQLExecute */
/* then set the statement to finished so it can be recycled. */
- if ( stmt->status == STMT_PREMATURE )
+ if (stmt->status == STMT_PREMATURE)
stmt->status = STMT_FINISHED;
stmt->statement_type = statement_type(stmt->statement);
- /* Check if connection is onlyread (only selects are allowed) */
- if ( CC_is_onlyread(stmt->hdbc) && STMT_UPDATE(stmt)) {
+ /* Check if connection is onlyread (only selects are allowed) */
+ if (CC_is_onlyread(stmt->hdbc) && STMT_UPDATE(stmt))
+ {
stmt->errornumber = STMT_EXEC_ERROR;
stmt->errormsg = "Connection is readonly, only select statements are allowed.";
SC_log_error(func, "", stmt);
return SQL_ERROR;
}
-
+
mylog("%s: calling SQLExecute...\n", func);
result = SQLExecute(hstmt);
@@ -182,47 +195,55 @@ static char *func = "SQLExecDirect";
return result;
}
-/* Execute a prepared SQL statement */
-RETCODE SQL_API SQLExecute(
- HSTMT hstmt)
+/* Execute a prepared SQL statement */
+RETCODE SQL_API
+SQLExecute(
+ HSTMT hstmt)
{
-static char *func="SQLExecute";
-StatementClass *stmt = (StatementClass *) hstmt;
-ConnectionClass *conn;
-int i, retval;
+ static char *func = "SQLExecute";
+ StatementClass *stmt = (StatementClass *) hstmt;
+ ConnectionClass *conn;
+ int i,
+ retval;
mylog("%s: entering...\n", func);
- if ( ! stmt) {
+ if (!stmt)
+ {
SC_log_error(func, "", NULL);
mylog("%s: NULL statement so return SQL_INVALID_HANDLE\n", func);
return SQL_INVALID_HANDLE;
}
- /* If the statement is premature, it means we already executed
- it from an SQLPrepare/SQLDescribeCol type of scenario. So
- just return success.
- */
- if ( stmt->prepare && stmt->status == STMT_PREMATURE) {
- stmt->status = STMT_FINISHED;
- if (stmt->errormsg == NULL) {
+ /*
+ * If the statement is premature, it means we already executed it from
+ * an SQLPrepare/SQLDescribeCol type of scenario. So just return
+ * success.
+ */
+ if (stmt->prepare && stmt->status == STMT_PREMATURE)
+ {
+ stmt->status = STMT_FINISHED;
+ if (stmt->errormsg == NULL)
+ {
mylog("%s: premature statement but return SQL_SUCCESS\n", func);
return SQL_SUCCESS;
}
- else {
+ else
+ {
SC_log_error(func, "", stmt);
mylog("%s: premature statement so return SQL_ERROR\n", func);
return SQL_ERROR;
}
- }
+ }
mylog("%s: clear errors...\n", func);
SC_clear_error(stmt);
conn = SC_get_conn(stmt);
- if (conn->status == CONN_EXECUTING) {
+ if (conn->status == CONN_EXECUTING)
+ {
stmt->errormsg = "Connection is already in use.";
stmt->errornumber = STMT_SEQUENCE_ERROR;
SC_log_error(func, "", stmt);
@@ -230,7 +251,8 @@ int i, retval;
return SQL_ERROR;
}
- if ( ! stmt->statement) {
+ if (!stmt->statement)
+ {
stmt->errornumber = STMT_NO_STMTSTRING;
stmt->errormsg = "This handle does not have a SQL statement stored in it";
SC_log_error(func, "", stmt);
@@ -238,19 +260,22 @@ int i, retval;
return SQL_ERROR;
}
- /* If SQLExecute is being called again, recycle the statement.
- Note this should have been done by the application in a call
- to SQLFreeStmt(SQL_CLOSE) or SQLCancel.
- */
- if (stmt->status == STMT_FINISHED) {
+ /*
+ * If SQLExecute is being called again, recycle the statement. Note
+ * this should have been done by the application in a call to
+ * SQLFreeStmt(SQL_CLOSE) or SQLCancel.
+ */
+ if (stmt->status == STMT_FINISHED)
+ {
mylog("%s: recycling statement (should have been done by app)...\n", func);
SC_recycle_statement(stmt);
}
- /* Check if the statement is in the correct state */
- if ((stmt->prepare && stmt->status != STMT_READY) ||
- (stmt->status != STMT_ALLOCATED && stmt->status != STMT_READY)) {
-
+ /* Check if the statement is in the correct state */
+ if ((stmt->prepare && stmt->status != STMT_READY) ||
+ (stmt->status != STMT_ALLOCATED && stmt->status != STMT_READY))
+ {
+
stmt->errornumber = STMT_STATUS_ERROR;
stmt->errormsg = "The handle does not point to a statement that is ready to be executed";
SC_log_error(func, "", stmt);
@@ -259,30 +284,37 @@ int i, retval;
}
- /* The bound parameters could have possibly changed since the last execute
- of this statement? Therefore check for params and re-copy.
- */
+ /*
+ * The bound parameters could have possibly changed since the last
+ * execute of this statement? Therefore check for params and re-copy.
+ */
stmt->data_at_exec = -1;
- for (i = 0; i < stmt->parameters_allocated; i++) {
- /* Check for data at execution parameters */
- if ( stmt->parameters[i].data_at_exec == TRUE) {
+ for (i = 0; i < stmt->parameters_allocated; i++)
+ {
+ /* Check for data at execution parameters */
+ if (stmt->parameters[i].data_at_exec == TRUE)
+ {
if (stmt->data_at_exec < 0)
stmt->data_at_exec = 1;
else
stmt->data_at_exec++;
}
}
- /* If there are some data at execution parameters, return need data */
- /* SQLParamData and SQLPutData will be used to send params and execute the statement. */
+ /* If there are some data at execution parameters, return need data */
+
+ /*
+ * SQLParamData and SQLPutData will be used to send params and execute
+ * the statement.
+ */
if (stmt->data_at_exec > 0)
return SQL_NEED_DATA;
mylog("%s: copying statement params: trans_status=%d, len=%d, stmt='%s'\n", func, conn->transact_status, strlen(stmt->statement), stmt->statement);
- /* Create the statement with parameters substituted. */
+ /* Create the statement with parameters substituted. */
retval = copy_statement_with_parameters(stmt);
- if( retval != SQL_SUCCESS)
+ if (retval != SQL_SUCCESS)
/* error msg passed from above */
return retval;
@@ -296,125 +328,148 @@ int i, retval;
-/* - - - - - - - - - */
-RETCODE SQL_API SQLTransact(
- HENV henv,
- HDBC hdbc,
- UWORD fType)
+/* - - - - - - - - - */
+RETCODE SQL_API
+SQLTransact(
+ HENV henv,
+ HDBC hdbc,
+ UWORD fType)
{
-static char *func = "SQLTransact";
-extern ConnectionClass *conns[];
-ConnectionClass *conn;
-QResultClass *res;
-char ok, *stmt_string;
-int lf;
+ static char *func = "SQLTransact";
+ extern ConnectionClass *conns[];
+ ConnectionClass *conn;
+ QResultClass *res;
+ char ok,
+ *stmt_string;
+ int lf;
mylog("entering %s: hdbc=%u, henv=%u\n", func, hdbc, henv);
- if (hdbc == SQL_NULL_HDBC && henv == SQL_NULL_HENV) {
+ if (hdbc == SQL_NULL_HDBC && henv == SQL_NULL_HENV)
+ {
CC_log_error(func, "", NULL);
return SQL_INVALID_HANDLE;
}
- /* If hdbc is null and henv is valid,
- it means transact all connections on that henv.
- */
- if (hdbc == SQL_NULL_HDBC && henv != SQL_NULL_HENV) {
- for (lf=0; lf <MAX_CONNECTIONS; lf++) {
+ /*
+ * If hdbc is null and henv is valid, it means transact all
+ * connections on that henv.
+ */
+ if (hdbc == SQL_NULL_HDBC && henv != SQL_NULL_HENV)
+ {
+ for (lf = 0; lf < MAX_CONNECTIONS; lf++)
+ {
conn = conns[lf];
if (conn && conn->henv == henv)
- if ( SQLTransact(henv, (HDBC) conn, fType) != SQL_SUCCESS)
+ if (SQLTransact(henv, (HDBC) conn, fType) != SQL_SUCCESS)
return SQL_ERROR;
}
- return SQL_SUCCESS;
+ return SQL_SUCCESS;
}
conn = (ConnectionClass *) hdbc;
- if (fType == SQL_COMMIT) {
+ if (fType == SQL_COMMIT)
+ {
stmt_string = "COMMIT";
- } else if (fType == SQL_ROLLBACK) {
+ }
+ else if (fType == SQL_ROLLBACK)
+ {
stmt_string = "ROLLBACK";
- } else {
+ }
+ else
+ {
conn->errornumber = CONN_INVALID_ARGUMENT_NO;
- conn->errormsg ="SQLTransact can only be called with SQL_COMMIT or SQL_ROLLBACK as parameter";
+ conn->errormsg = "SQLTransact can only be called with SQL_COMMIT or SQL_ROLLBACK as parameter";
CC_log_error(func, "", conn);
return SQL_ERROR;
- }
+ }
- /* If manual commit and in transaction, then proceed. */
- if ( ! CC_is_in_autocommit(conn) && CC_is_in_trans(conn)) {
+ /* 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);
res = CC_send_query(conn, stmt_string, NULL);
CC_set_no_trans(conn);
- if ( ! res) {
- /* error msg will be in the connection */
+ if (!res)
+ {
+ /* error msg will be in the connection */
CC_log_error(func, "", conn);
return SQL_ERROR;
}
- ok = QR_command_successful(res);
+ ok = QR_command_successful(res);
QR_Destructor(res);
- if (!ok) {
+ if (!ok)
+ {
CC_log_error(func, "", conn);
return SQL_ERROR;
}
- }
+ }
return SQL_SUCCESS;
}
-/* - - - - - - - - - */
+/* - - - - - - - - - */
-RETCODE SQL_API SQLCancel(
- HSTMT hstmt) /* Statement to cancel. */
+RETCODE SQL_API
+SQLCancel(
+ HSTMT hstmt) /* Statement to cancel. */
{
-static char *func="SQLCancel";
-StatementClass *stmt = (StatementClass *) hstmt;
-RETCODE result;
+ static char *func = "SQLCancel";
+ StatementClass *stmt = (StatementClass *) hstmt;
+ RETCODE result;
+
#ifdef WIN32
-HMODULE hmodule;
-FARPROC addr;
+ HMODULE hmodule;
+ FARPROC addr;
+
#endif
- mylog( "%s: entering...\n", func);
+ mylog("%s: entering...\n", func);
- /* Check if this can handle canceling in the middle of a SQLPutData? */
- if ( ! stmt) {
+ /* Check if this can handle canceling in the middle of a SQLPutData? */
+ if (!stmt)
+ {
SC_log_error(func, "", NULL);
return SQL_INVALID_HANDLE;
}
- /* Not in the middle of SQLParamData/SQLPutData so cancel like a close. */
- if (stmt->data_at_exec < 0) {
+ /*
+ * Not in the middle of SQLParamData/SQLPutData so cancel like a
+ * close.
+ */
+ if (stmt->data_at_exec < 0)
+ {
- /* MAJOR HACK for Windows to reset the driver manager's cursor state:
- Because of what seems like a bug in the Odbc driver manager,
- SQLCancel does not act like a SQLFreeStmt(CLOSE), as many
- applications depend on this behavior. So, this
- brute force method calls the driver manager's function on
- behalf of the application.
- */
+ /*
+ * MAJOR HACK for Windows to reset the driver manager's cursor
+ * state: Because of what seems like a bug in the Odbc driver
+ * manager, SQLCancel does not act like a SQLFreeStmt(CLOSE), as
+ * many applications depend on this behavior. So, this brute
+ * force method calls the driver manager's function on behalf of
+ * the application.
+ */
#ifdef WIN32
- if (globals.cancel_as_freestmt) {
+ if (globals.cancel_as_freestmt)
+ {
hmodule = GetModuleHandle("ODBC32");
addr = GetProcAddress(hmodule, "SQLFreeStmt");
- result = addr( (char *) (stmt->phstmt) - 96, SQL_CLOSE);
- }
- else {
- result = SQLFreeStmt( hstmt, SQL_CLOSE);
+ result = addr((char *) (stmt->phstmt) - 96, SQL_CLOSE);
}
+ else
+ result = SQLFreeStmt(hstmt, SQL_CLOSE);
#else
- result = SQLFreeStmt( hstmt, SQL_CLOSE);
+ result = SQLFreeStmt(hstmt, SQL_CLOSE);
#endif
mylog("SQLCancel: SQLFreeStmt returned %d\n", result);
@@ -423,9 +478,13 @@ FARPROC addr;
return SQL_SUCCESS;
}
- /* In the middle of SQLParamData/SQLPutData, so cancel that. */
- /* Note, any previous data-at-exec buffers will be freed in the recycle */
- /* if they call SQLExecDirect or SQLExecute again. */
+ /* In the middle of SQLParamData/SQLPutData, so cancel that. */
+
+ /*
+ * Note, any previous data-at-exec buffers will be freed in the
+ * recycle
+ */
+ /* if they call SQLExecDirect or SQLExecute again. */
stmt->data_at_exec = -1;
stmt->current_exec_param = -1;
@@ -435,29 +494,31 @@ FARPROC addr;
}
-/* - - - - - - - - - */
+/* - - - - - - - - - */
-/* Returns the SQL string as modified by the driver. */
+/* Returns the SQL string as modified by the driver. */
/* Currently, just copy the input string without modification */
/* observing buffer limits and truncation. */
-RETCODE SQL_API SQLNativeSql(
- HDBC hdbc,
- UCHAR FAR *szSqlStrIn,
- SDWORD cbSqlStrIn,
- UCHAR FAR *szSqlStr,
- SDWORD cbSqlStrMax,
- SDWORD FAR *pcbSqlStr)
+RETCODE SQL_API
+SQLNativeSql(
+ HDBC hdbc,
+ UCHAR FAR *szSqlStrIn,
+ SDWORD cbSqlStrIn,
+ UCHAR FAR *szSqlStr,
+ SDWORD cbSqlStrMax,
+ SDWORD FAR *pcbSqlStr)
{
-static char *func="SQLNativeSql";
-int len = 0;
-char *ptr;
-ConnectionClass *conn = (ConnectionClass *) hdbc;
-RETCODE result;
+ static char *func = "SQLNativeSql";
+ int len = 0;
+ char *ptr;
+ ConnectionClass *conn = (ConnectionClass *) hdbc;
+ RETCODE result;
- mylog( "%s: entering...cbSqlStrIn=%d\n", func, cbSqlStrIn);
+ mylog("%s: entering...cbSqlStrIn=%d\n", func, cbSqlStrIn);
ptr = (cbSqlStrIn == 0) ? "" : make_string(szSqlStrIn, cbSqlStrIn, NULL);
- if ( ! ptr) {
+ if (!ptr)
+ {
conn->errornumber = CONN_NO_MEMORY_ERROR;
conn->errormsg = "No memory available to store native sql string";
CC_log_error(func, "", conn);
@@ -467,10 +528,12 @@ RETCODE result;
result = SQL_SUCCESS;
len = strlen(ptr);
- if (szSqlStr) {
+ if (szSqlStr)
+ {
strncpy_null(szSqlStr, ptr, cbSqlStrMax);
- if (len >= cbSqlStrMax) {
+ if (len >= cbSqlStrMax)
+ {
result = SQL_SUCCESS_WITH_INFO;
conn->errornumber = STMT_TRUNCATED;
conn->errormsg = "The buffer was too small for the result.";
@@ -482,39 +545,44 @@ RETCODE result;
free(ptr);
- return result;
+ return result;
}
-/* - - - - - - - - - */
+/* - - - - - - - - - */
-/* Supplies parameter data at execution time. Used in conjuction with */
-/* SQLPutData. */
+/* Supplies parameter data at execution time. Used in conjuction with */
+/* SQLPutData. */
-RETCODE SQL_API SQLParamData(
- HSTMT hstmt,
- PTR FAR *prgbValue)
+RETCODE SQL_API
+SQLParamData(
+ HSTMT hstmt,
+ PTR FAR *prgbValue)
{
-static char *func = "SQLParamData";
-StatementClass *stmt = (StatementClass *) hstmt;
-int i, retval;
+ static char *func = "SQLParamData";
+ StatementClass *stmt = (StatementClass *) hstmt;
+ int i,
+ retval;
- mylog( "%s: entering...\n", func);
+ mylog("%s: entering...\n", func);
- if ( ! stmt) {
+ if (!stmt)
+ {
SC_log_error(func, "", NULL);
return SQL_INVALID_HANDLE;
}
mylog("%s: data_at_exec=%d, params_alloc=%d\n", func, stmt->data_at_exec, stmt->parameters_allocated);
- if (stmt->data_at_exec < 0) {
+ if (stmt->data_at_exec < 0)
+ {
stmt->errornumber = STMT_SEQUENCE_ERROR;
stmt->errormsg = "No execution-time parameters for this statement";
SC_log_error(func, "", stmt);
return SQL_ERROR;
}
- if (stmt->data_at_exec > stmt->parameters_allocated) {
+ if (stmt->data_at_exec > stmt->parameters_allocated)
+ {
stmt->errornumber = STMT_SEQUENCE_ERROR;
stmt->errormsg = "Too many execution-time parameters were present";
SC_log_error(func, "", stmt);
@@ -522,16 +590,19 @@ int i, retval;
}
/* close the large object */
- if ( stmt->lobj_fd >= 0) {
+ if (stmt->lobj_fd >= 0)
+ {
lo_close(stmt->hdbc, stmt->lobj_fd);
/* commit transaction if needed */
- if (!globals.use_declarefetch && CC_is_in_autocommit(stmt->hdbc)) {
+ if (!globals.use_declarefetch && CC_is_in_autocommit(stmt->hdbc))
+ {
QResultClass *res;
- char ok;
+ char ok;
res = CC_send_query(stmt->hdbc, "COMMIT", NULL);
- if (!res) {
+ if (!res)
+ {
stmt->errormsg = "Could not commit (in-line) a transaction";
stmt->errornumber = STMT_EXEC_ERROR;
SC_log_error(func, "", stmt);
@@ -539,7 +610,8 @@ int i, retval;
}
ok = QR_command_successful(res);
QR_Destructor(res);
- if (!ok) {
+ if (!ok)
+ {
stmt->errormsg = "Could not commit (in-line) a transaction";
stmt->errornumber = STMT_EXEC_ERROR;
SC_log_error(func, "", stmt);
@@ -553,8 +625,9 @@ int i, retval;
}
- /* Done, now copy the params and then execute the statement */
- if (stmt->data_at_exec == 0) {
+ /* Done, now copy the params and then execute the statement */
+ if (stmt->data_at_exec == 0)
+ {
retval = copy_statement_with_parameters(stmt);
if (retval != SQL_SUCCESS)
return retval;
@@ -564,14 +637,17 @@ int i, retval;
return SC_execute(stmt);
}
- /* Set beginning param; if first time SQLParamData is called , start at 0.
- Otherwise, start at the last parameter + 1.
- */
- i = stmt->current_exec_param >= 0 ? stmt->current_exec_param+1 : 0;
-
- /* At least 1 data at execution parameter, so Fill in the token value */
- for ( ; i < stmt->parameters_allocated; i++) {
- if (stmt->parameters[i].data_at_exec == TRUE) {
+ /*
+ * Set beginning param; if first time SQLParamData is called , start
+ * at 0. Otherwise, start at the last parameter + 1.
+ */
+ i = stmt->current_exec_param >= 0 ? stmt->current_exec_param + 1 : 0;
+
+ /* At least 1 data at execution parameter, so Fill in the token value */
+ for (; i < stmt->parameters_allocated; i++)
+ {
+ if (stmt->parameters[i].data_at_exec == TRUE)
+ {
stmt->data_at_exec--;
stmt->current_exec_param = i;
stmt->put_data = FALSE;
@@ -583,31 +659,35 @@ int i, retval;
return SQL_NEED_DATA;
}
-/* - - - - - - - - - */
+/* - - - - - - - - - */
-/* Supplies parameter data at execution time. Used in conjunction with */
-/* SQLParamData. */
+/* Supplies parameter data at execution time. Used in conjunction with */
+/* SQLParamData. */
-RETCODE SQL_API SQLPutData(
- HSTMT hstmt,
- PTR rgbValue,
- SDWORD cbValue)
+RETCODE SQL_API
+SQLPutData(
+ HSTMT hstmt,
+ PTR rgbValue,
+ SDWORD cbValue)
{
-static char *func = "SQLPutData";
-StatementClass *stmt = (StatementClass *) hstmt;
-int old_pos, retval;
-ParameterInfoClass *current_param;
-char *buffer;
+ static char *func = "SQLPutData";
+ StatementClass *stmt = (StatementClass *) hstmt;
+ int old_pos,
+ retval;
+ ParameterInfoClass *current_param;
+ char *buffer;
- mylog( "%s: entering...\n", func);
+ mylog("%s: entering...\n", func);
- if ( ! stmt) {
+ if (!stmt)
+ {
SC_log_error(func, "", NULL);
return SQL_INVALID_HANDLE;
}
-
- if (stmt->current_exec_param < 0) {
+
+ if (stmt->current_exec_param < 0)
+ {
stmt->errornumber = STMT_SEQUENCE_ERROR;
stmt->errormsg = "Previous call was not SQLPutData or SQLParamData";
SC_log_error(func, "", stmt);
@@ -616,14 +696,16 @@ char *buffer;
current_param = &(stmt->parameters[stmt->current_exec_param]);
- if ( ! stmt->put_data) { /* first call */
+ if (!stmt->put_data)
+ { /* first call */
mylog("SQLPutData: (1) cbValue = %d\n", cbValue);
stmt->put_data = TRUE;
current_param->EXEC_used = (SDWORD *) malloc(sizeof(SDWORD));
- if ( ! current_param->EXEC_used) {
+ if (!current_param->EXEC_used)
+ {
stmt->errornumber = STMT_NO_MEMORY_ERROR;
stmt->errormsg = "Out of memory in SQLPutData (1)";
SC_log_error(func, "", stmt);
@@ -636,16 +718,19 @@ char *buffer;
return SQL_SUCCESS;
- /* Handle Long Var Binary with Large Objects */
- if ( current_param->SQLType == SQL_LONGVARBINARY) {
+ /* Handle Long Var Binary with Large Objects */
+ if (current_param->SQLType == SQL_LONGVARBINARY)
+ {
/* begin transaction if needed */
- if(!CC_is_in_trans(stmt->hdbc)) {
+ if (!CC_is_in_trans(stmt->hdbc))
+ {
QResultClass *res;
- char ok;
+ char ok;
res = CC_send_query(stmt->hdbc, "BEGIN", NULL);
- if (!res) {
+ if (!res)
+ {
stmt->errormsg = "Could not begin (in-line) a transaction";
stmt->errornumber = STMT_EXEC_ERROR;
SC_log_error(func, "", stmt);
@@ -653,7 +738,8 @@ char *buffer;
}
ok = QR_command_successful(res);
QR_Destructor(res);
- if (!ok) {
+ if (!ok)
+ {
stmt->errormsg = "Could not begin (in-line) a transaction";
stmt->errornumber = STMT_EXEC_ERROR;
SC_log_error(func, "", stmt);
@@ -663,22 +749,24 @@ char *buffer;
CC_set_in_trans(stmt->hdbc);
}
- /* store the oid */
+ /* store the oid */
current_param->lobj_oid = lo_creat(stmt->hdbc, INV_READ | INV_WRITE);
- if (current_param->lobj_oid == 0) {
+ if (current_param->lobj_oid == 0)
+ {
stmt->errornumber = STMT_EXEC_ERROR;
stmt->errormsg = "Couldnt create large object.";
SC_log_error(func, "", stmt);
return SQL_ERROR;
}
- /* major hack -- to allow convert to see somethings there */
- /* have to modify convert to handle this better */
+ /* major hack -- to allow convert to see somethings there */
+ /* have to modify convert to handle this better */
current_param->EXEC_buffer = (char *) &current_param->lobj_oid;
- /* store the fd */
+ /* store the fd */
stmt->lobj_fd = lo_open(stmt->hdbc, current_param->lobj_oid, INV_WRITE);
- if ( stmt->lobj_fd < 0) {
+ if (stmt->lobj_fd < 0)
+ {
stmt->errornumber = STMT_EXEC_ERROR;
stmt->errormsg = "Couldnt open large object for writing.";
SC_log_error(func, "", stmt);
@@ -689,20 +777,26 @@ char *buffer;
mylog("lo_write: cbValue=%d, wrote %d bytes\n", cbValue, retval);
}
- else { /* for handling text fields and small binaries */
+ else
+ { /* for handling text fields and small
+ * binaries */
- if (cbValue == SQL_NTS) {
+ if (cbValue == SQL_NTS)
+ {
current_param->EXEC_buffer = strdup(rgbValue);
- if ( ! current_param->EXEC_buffer) {
+ if (!current_param->EXEC_buffer)
+ {
stmt->errornumber = STMT_NO_MEMORY_ERROR;
stmt->errormsg = "Out of memory in SQLPutData (2)";
SC_log_error(func, "", stmt);
return SQL_ERROR;
}
}
- else {
+ else
+ {
current_param->EXEC_buffer = malloc(cbValue + 1);
- if ( ! current_param->EXEC_buffer) {
+ if (!current_param->EXEC_buffer)
+ {
stmt->errornumber = STMT_NO_MEMORY_ERROR;
stmt->errormsg = "Out of memory in SQLPutData (2)";
SC_log_error(func, "", stmt);
@@ -714,11 +808,13 @@ char *buffer;
}
}
- else { /* calling SQLPutData more than once */
+ else
+ { /* calling SQLPutData more than once */
mylog("SQLPutData: (>1) cbValue = %d\n", cbValue);
- if (current_param->SQLType == SQL_LONGVARBINARY) {
+ if (current_param->SQLType == SQL_LONGVARBINARY)
+ {
/* the large object fd is in EXEC_buffer */
retval = lo_write(stmt->hdbc, stmt->lobj_fd, rgbValue, cbValue);
@@ -726,13 +822,17 @@ char *buffer;
*current_param->EXEC_used += cbValue;
- } else {
+ }
+ else
+ {
buffer = current_param->EXEC_buffer;
- if (cbValue == SQL_NTS) {
+ if (cbValue == SQL_NTS)
+ {
buffer = realloc(buffer, strlen(buffer) + strlen(rgbValue) + 1);
- if ( ! buffer) {
+ if (!buffer)
+ {
stmt->errornumber = STMT_NO_MEMORY_ERROR;
stmt->errormsg = "Out of memory in SQLPutData (3)";
SC_log_error(func, "", stmt);
@@ -744,11 +844,12 @@ char *buffer;
*current_param->EXEC_used = cbValue;
- /* reassign buffer incase realloc moved it */
+ /* reassign buffer incase realloc moved it */
current_param->EXEC_buffer = buffer;
}
- else if (cbValue > 0) {
+ else if (cbValue > 0)
+ {
old_pos = *current_param->EXEC_used;
@@ -758,7 +859,8 @@ char *buffer;
/* dont lose the old pointer in case out of memory */
buffer = realloc(current_param->EXEC_buffer, *current_param->EXEC_used + 1);
- if ( ! buffer) {
+ if (!buffer)
+ {
stmt->errornumber = STMT_NO_MEMORY_ERROR;
stmt->errormsg = "Out of memory in SQLPutData (3)";
SC_log_error(func, "", stmt);
@@ -768,11 +870,12 @@ char *buffer;
memcpy(&buffer[old_pos], rgbValue, cbValue);
buffer[*current_param->EXEC_used] = '\0';
- /* reassign buffer incase realloc moved it */
+ /* reassign buffer incase realloc moved it */
current_param->EXEC_buffer = buffer;
-
+
}
- else {
+ else
+ {
SC_log_error(func, "bad cbValue", stmt);
return SQL_ERROR;
}
generated by cgit v1.2.3 (git 2.25.1) at 2025-05-22 01:53:22 +0000