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-rw-r--r--lib/odbc/c_src/odbcserver.c60
-rw-r--r--lib/odbc/test/odbc_start_SUITE.erl15
2 files changed, 41 insertions, 34 deletions
diff --git a/lib/odbc/c_src/odbcserver.c b/lib/odbc/c_src/odbcserver.c
index 84c201a656..f4b0a5d8d0 100644
--- a/lib/odbc/c_src/odbcserver.c
+++ b/lib/odbc/c_src/odbcserver.c
@@ -564,7 +564,6 @@ static db_result_msg db_connect(byte *args, db_state *state)
/* Close the connection to the database. Returns an ok or error message. */
static db_result_msg db_close_connection(db_state *state)
{
- int index;
SQLRETURN result;
diagnos diagnos;
@@ -613,11 +612,7 @@ static db_result_msg db_end_tran(byte compleationtype, db_state *state)
erlang term into the message buffer of the returned message-struct. */
static db_result_msg db_query(byte *sql, db_state *state)
{
- char *atom;
- int num_of_rows, elements, update;
- SQLSMALLINT num_of_columns;
SQLRETURN result;
- SQLINTEGER RowCountPtr;
db_result_msg msg;
diagnos diagnos;
byte is_error[6];
@@ -701,12 +696,9 @@ static db_result_msg db_query(byte *sql, db_state *state)
set. */
static db_result_msg db_select_count(byte *sql, db_state *state)
{
- SQLSMALLINT num_of_columns, intresult;
+ SQLSMALLINT num_of_columns;
SQLLEN num_of_rows;
- SQLRETURN result;
diagnos diagnos;
- db_result_msg msg;
- int index;
if (associated_result_set(state)) {
clean_state(state);
@@ -792,6 +784,9 @@ static db_result_msg db_select(byte *args, db_state *state)
orientation = SQL_FETCH_NEXT;
offset = atoi(strtok((char *)(args + sizeof(byte)), ";"));
n = atoi(strtok(NULL, ";"));
+ break;
+ default:
+ DO_EXIT(EXIT_PARAM_ARRAY);
}
msg = encode_empty_message();
@@ -942,7 +937,7 @@ static db_result_msg db_describe_table(byte *sql, db_state *state)
SQLSMALLINT num_of_columns;
SQLCHAR name[MAX_NAME];
SQLSMALLINT name_len, sql_type, dec_digits, nullable;
- SQLLEN size;
+ SQLULEN size;
diagnos diagnos;
int i;
@@ -1294,8 +1289,7 @@ static db_result_msg encode_column_name_list(SQLSMALLINT num_of_columns,
db_result_msg msg;
SQLCHAR name[MAX_NAME];
SQLSMALLINT name_len, sql_type, dec_digits, nullable;
- SQLLEN size;
- SQLRETURN result;
+ SQLULEN size;
msg = encode_empty_message();
@@ -1357,9 +1351,8 @@ static db_result_msg encode_column_name_list(SQLSMALLINT num_of_columns,
static db_result_msg encode_value_list(SQLSMALLINT num_of_columns,
db_state *state)
{
- int i, msg_len;
+ int i;
SQLRETURN result;
- db_result_msg list_result;
db_result_msg msg;
msg = encode_empty_message();
@@ -1402,9 +1395,8 @@ static db_result_msg encode_value_list_scroll(SQLSMALLINT num_of_columns,
SQLINTEGER OffSet, int N,
db_state *state)
{
- int i, j, msg_len;
+ int i, j;
SQLRETURN result;
- db_result_msg list_result;
db_result_msg msg;
msg = encode_empty_message();
@@ -1810,10 +1802,23 @@ static int read_exact(byte *buffer, int len) {
#endif
+static size_t length_buffer_to_size(byte length_buffer[LENGTH_INDICATOR_SIZE])
+{
+ size_t size = 0, i;
+
+ for (i = 0; i < LENGTH_INDICATOR_SIZE; ++i) {
+ size <<= 8;
+ size |= (unsigned char)length_buffer[i];
+ }
+
+ return size;
+}
+
+
/* Recieive (read) data from erlang on stdin */
static byte * receive_erlang_port_msg(void)
{
- int i, len = 0;
+ size_t len;
byte *buffer;
byte lengthstr[LENGTH_INDICATOR_SIZE];
@@ -1822,10 +1827,8 @@ static byte * receive_erlang_port_msg(void)
{
DO_EXIT(EXIT_STDIN_HEADER);
}
- for(i=0; i < LENGTH_INDICATOR_SIZE; i++) {
- len <<= 8;
- len |= lengthstr[i];
- }
+
+ len = length_buffer_to_size(lengthstr);
if (len <= 0 || len > 1024) {
DO_EXIT(EXIT_STDIN_HEADER);
@@ -1926,8 +1929,7 @@ static byte * receive_msg(int socket)
#endif
{
byte lengthstr[LENGTH_INDICATOR_SIZE];
- size_t msg_len = 0;
- int i;
+ size_t msg_len;
byte *buffer = NULL;
if(!receive_msg_part(socket, lengthstr, LENGTH_INDICATOR_SIZE)) {
@@ -1935,10 +1937,7 @@ static byte * receive_msg(int socket)
DO_EXIT(EXIT_SOCKET_RECV_HEADER);
}
- for(i = 0; i < LENGTH_INDICATOR_SIZE; i++) {
- msg_len <<= 8;
- msg_len |= lengthstr[i];
- }
+ msg_len = length_buffer_to_size(lengthstr);
buffer = (byte *)safe_malloc(msg_len);
@@ -2200,8 +2199,7 @@ static void init_driver(int erl_auto_commit_mode, int erl_trace_driver,
static void init_param_column(param_array *params, byte *buffer, int *index,
int num_param_values, db_state* state)
{
- int size, erl_type;
- long user_type, precision, scale, length, dummy;
+ long user_type, precision, scale, length;
long in_or_out;
ei_decode_long(buffer, index, &user_type);
@@ -2514,8 +2512,7 @@ static param_array * bind_parameter_arrays(byte *buffer, int *index,
int cols, int num_param_values,
db_state *state)
{
- int i, j, k, size, erl_type;
- db_result_msg msg;
+ int i, j, size, erl_type;
long dummy;
void *Values;
param_array *params;
@@ -2601,7 +2598,6 @@ static db_column retrive_binary_data(db_column column, int column_nr,
db_state *state)
{
char *outputptr;
- char *sqlState;
int blocklen, outputlen, result;
diagnos diagnos;
diff --git a/lib/odbc/test/odbc_start_SUITE.erl b/lib/odbc/test/odbc_start_SUITE.erl
index a7bb1d0ffe..d75e615ed4 100644
--- a/lib/odbc/test/odbc_start_SUITE.erl
+++ b/lib/odbc/test/odbc_start_SUITE.erl
@@ -109,8 +109,8 @@ suite() -> [{ct_hooks,[ts_install_cth]}].
all() ->
case odbc_test_lib:odbc_check() of
- ok -> [app, appup, start];
- Other -> [app, appup]
+ ok -> [app, appup, start, long_connection_line];
+ _Other -> [app, appup]
end.
groups() ->
@@ -168,3 +168,14 @@ start_odbc(Type) ->
{error, odbc_not_started} ->
test_server:fail(start_failed)
end.
+
+
+long_connection_line(doc)->
+ ["Test a connection line longer than 127 characters"];
+long_connection_line(suite) -> [];
+long_connection_line(_Config) ->
+ odbc:start(),
+ String133 = "unknown_odbc_parameter=01234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789",
+ {error, Reason} = odbc:connect(String133, []),
+ odbc:stop(),
+ ct:pal("Driver error reason: ~p",[Reason]).
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-22 20:10:44 +0000