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version 1.2.2

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This commit is contained in:
Bert Belder 2017-12-07 22:32:09 +01:00
commit d85c46f114
1 changed files with 48 additions and 35 deletions
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83
wepoll.c
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@ -373,20 +373,12 @@ static const GUID AFD_PROVIDER_GUID_LIST[] = {
err_set_win_error(error); \
return (value); \
} while (0)
#define return_error(value, ...) _return_error_helper(__VA_ARGS__ + 0, value)
#define _return_handle_error_helper(error, value, handle) \
do { \
err_validate_handle_and_set_win_error((HANDLE) handle, error); \
return (value); \
} while (0)
#define return_handle_error(value, handle, ...) \
_return_handle_error_helper(__VA_ARGS__ + 0, value, handle)
#define return_error(value, ...) _return_error_helper(__VA_ARGS__ + 0, value)
WEPOLL_INTERNAL errno_t err_map_win_error_to_errno(DWORD error);
WEPOLL_INTERNAL void err_set_win_error(DWORD error);
WEPOLL_INTERNAL void err_validate_handle_and_set_win_error(HANDLE handle,
DWORD error);
WEPOLL_INTERNAL int err_check_handle(HANDLE handle);
#define FILE_DEVICE_NETWORK 0x00000012
#define METHOD_BUFFERED 0
@ -500,7 +492,7 @@ static ssize_t _afd_get_protocol_info(SOCKET socket,
SO_PROTOCOL_INFOW,
(char*) protocol_info,
&opt_len) != 0)
return_handle_error(-1, socket);
return_error(-1);
id = -1;
for (size_t i = 0; i < array_count(AFD_PROVIDER_GUID_LIST); i++) {
@ -1268,36 +1260,54 @@ int epoll_close(HANDLE ephnd) {
return -1;
tree_node = reflock_tree_del_and_ref(&_epoll_handle_tree, (uintptr_t) ephnd);
if (tree_node == NULL)
return_handle_error(-1, ephnd, ERROR_INVALID_PARAMETER);
port_info = _handle_tree_node_to_port(tree_node);
if (tree_node == NULL) {
err_set_win_error(ERROR_INVALID_PARAMETER);
goto err;
}
port_info = _handle_tree_node_to_port(tree_node);
ep_port_close(port_info);
reflock_tree_node_unref_and_destroy(tree_node);
return ep_port_delete(port_info);
err:
err_check_handle(ephnd);
return -1;
}
int epoll_ctl(HANDLE ephnd, int op, SOCKET sock, struct epoll_event* ev) {
reflock_tree_node_t* tree_node;
ep_port_t* port_info;
int result;
int r;
if (init() < 0)
return -1;
tree_node =
reflock_tree_find_and_ref(&_epoll_handle_tree, (uintptr_t) ephnd);
if (tree_node == NULL)
return_handle_error(-1, ephnd, ERROR_INVALID_PARAMETER);
port_info = _handle_tree_node_to_port(tree_node);
if (tree_node == NULL) {
err_set_win_error(ERROR_INVALID_PARAMETER);
goto err;
}
result = ep_port_ctl(port_info, op, sock, ev);
port_info = _handle_tree_node_to_port(tree_node);
r = ep_port_ctl(port_info, op, sock, ev);
reflock_tree_node_unref(tree_node);
return result;
if (r < 0)
goto err;
return 0;
err:
/* On Linux, in the case of epoll_ctl_mod(), EBADF takes precendence over
* other errors. Wepoll copies this behavior. */
err_check_handle(ephnd);
err_check_handle((HANDLE) sock);
return -1;
}
int epoll_wait(HANDLE ephnd,
@ -1306,7 +1316,7 @@ int epoll_wait(HANDLE ephnd,
int timeout) {
reflock_tree_node_t* tree_node;
ep_port_t* port_info;
int result;
int num_events;
if (maxevents <= 0)
return_error(-1, ERROR_INVALID_PARAMETER);
@ -1316,15 +1326,24 @@ int epoll_wait(HANDLE ephnd,
tree_node =
reflock_tree_find_and_ref(&_epoll_handle_tree, (uintptr_t) ephnd);
if (tree_node == NULL)
return_handle_error(-1, ephnd, ERROR_INVALID_PARAMETER);
port_info = _handle_tree_node_to_port(tree_node);
if (tree_node == NULL) {
err_set_win_error(ERROR_INVALID_PARAMETER);
goto err;
}
result = ep_port_wait(port_info, events, maxevents, timeout);
port_info = _handle_tree_node_to_port(tree_node);
num_events = ep_port_wait(port_info, events, maxevents, timeout);
reflock_tree_node_unref(tree_node);
return result;
if (num_events < 0)
goto err;
return num_events;
err:
err_check_handle(ephnd);
return -1;
}
#define _ERROR_ERRNO_MAP(X) \
@ -1445,7 +1464,7 @@ void err_set_win_error(DWORD error) {
errno = err_map_win_error_to_errno(error);
}
int _check_handle(HANDLE handle) {
int err_check_handle(HANDLE handle) {
DWORD flags;
/* GetHandleInformation() succeeds when passed INVALID_HANDLE_VALUE, so check
@ -1459,12 +1478,6 @@ int _check_handle(HANDLE handle) {
return 0;
}
void err_validate_handle_and_set_win_error(HANDLE handle, DWORD error) {
if (_check_handle(handle) < 0)
return;
err_set_win_error(error);
}
static bool _initialized = false;
static INIT_ONCE _once = INIT_ONCE_STATIC_INIT;
@ -1966,7 +1979,7 @@ static int _ep_port_ctl_op(ep_port_t* port_info,
case EPOLL_CTL_DEL:
return _ep_port_ctl_del(port_info, sock);
default:
return_handle_error(-1, sock, ERROR_INVALID_PARAMETER);
return_error(-1, ERROR_INVALID_PARAMETER);
}
}
@ -2001,7 +2014,7 @@ ep_sock_t* ep_port_find_socket(ep_port_t* port_info, SOCKET socket) {
ep_sock_t* sock_info = safe_container_of(
tree_find(&port_info->sock_tree, socket), ep_sock_t, tree_node);
if (sock_info == NULL)
return_handle_error(NULL, socket, ERROR_NOT_FOUND);
return_error(NULL, ERROR_NOT_FOUND);
return sock_info;
}