*/
#define _LGPL_SOURCE
-#include <assert.h>
#include <limits.h>
#include <stdio.h>
#include <stdlib.h>
/*
* Connect to unix socket using the path name.
*/
-LTTNG_HIDDEN
int lttcomm_connect_unix_sock(const char *pathname)
{
struct sockaddr_un s_un;
* Do an accept(2) on the sock and return the new file descriptor. The socket
* MUST be bind(2) before.
*/
-LTTNG_HIDDEN
int lttcomm_accept_unix_sock(int sock)
{
int new_fd;
return new_fd;
}
-LTTNG_HIDDEN
int lttcomm_create_anon_unix_socketpair(int *fds)
{
if (socketpair(PF_UNIX, SOCK_STREAM, 0, fds) < 0) {
* Creates a AF_UNIX local socket using pathname bind the socket upon creation
* and return the fd.
*/
-LTTNG_HIDDEN
int lttcomm_create_unix_sock(const char *pathname)
{
struct sockaddr_un s_un;
/*
* Make the socket listen using LTTNG_SESSIOND_COMM_MAX_LISTEN.
*/
-LTTNG_HIDDEN
int lttcomm_listen_unix_sock(int sock)
{
int ret;
*
* Return the size of received data.
*/
-LTTNG_HIDDEN
ssize_t lttcomm_recv_unix_sock(int sock, void *buf, size_t len)
{
struct msghdr msg;
ssize_t ret = -1;
size_t len_last;
- assert(sock);
- assert(buf);
- assert(len > 0);
+ LTTNG_ASSERT(sock);
+ LTTNG_ASSERT(buf);
+ LTTNG_ASSERT(len > 0);
memset(&msg, 0, sizeof(msg));
if (ret > 0) {
iov[0].iov_base += ret;
iov[0].iov_len -= ret;
- assert(ret <= len_last);
+ LTTNG_ASSERT(ret <= len_last);
}
} while ((ret > 0 && ret < len_last) || (ret < 0 && errno == EINTR));
if (ret < 0) {
*
* Return the size of received data.
*/
-LTTNG_HIDDEN
ssize_t lttcomm_recv_unix_sock_non_block(int sock, void *buf, size_t len)
{
struct msghdr msg;
struct iovec iov[1];
ssize_t ret;
- assert(sock);
- assert(buf);
- assert(len > 0);
+ LTTNG_ASSERT(sock);
+ LTTNG_ASSERT(buf);
+ LTTNG_ASSERT(len > 0);
memset(&msg, 0, sizeof(msg));
*
* Return the size of sent data.
*/
-LTTNG_HIDDEN
ssize_t lttcomm_send_unix_sock(int sock, const void *buf, size_t len)
{
struct msghdr msg;
struct iovec iov[1];
ssize_t ret;
- assert(sock);
- assert(buf);
- assert(len > 0);
+ LTTNG_ASSERT(sock);
+ LTTNG_ASSERT(buf);
+ LTTNG_ASSERT(len > 0);
memset(&msg, 0, sizeof(msg));
*
* Return the size of sent data.
*/
-LTTNG_HIDDEN
ssize_t lttcomm_send_unix_sock_non_block(int sock, const void *buf, size_t len)
{
struct msghdr msg;
struct iovec iov[1];
ssize_t ret;
- assert(sock);
- assert(buf);
- assert(len > 0);
+ LTTNG_ASSERT(sock);
+ LTTNG_ASSERT(buf);
+ LTTNG_ASSERT(len > 0);
memset(&msg, 0, sizeof(msg));
/*
* Shutdown cleanly a unix socket.
*/
-LTTNG_HIDDEN
int lttcomm_close_unix_sock(int sock)
{
int ret, closeret;
*
* Returns the size of data sent, or negative error value.
*/
-LTTNG_HIDDEN
ssize_t lttcomm_send_fds_unix_sock(int sock, const int *fds, size_t nb_fd)
{
struct msghdr msg;
char tmp[CMSG_SPACE(sizeof_fds)];
char dummy = 0;
- assert(sock);
- assert(fds);
- assert(nb_fd > 0);
+ LTTNG_ASSERT(sock);
+ LTTNG_ASSERT(fds);
+ LTTNG_ASSERT(nb_fd > 0);
memset(&msg, 0, sizeof(msg));
memset(tmp, 0, sizeof(tmp));
return ret;
}
-LTTNG_HIDDEN
ssize_t lttcomm_send_payload_view_fds_unix_sock(int sock,
struct lttng_payload_view *view)
{
return _lttcomm_send_payload_view_fds_unix_sock(sock, view, true);
}
-LTTNG_HIDDEN
ssize_t lttcomm_send_payload_view_fds_unix_sock_non_block(int sock,
struct lttng_payload_view *view)
{
*
* Returns the size of data sent, or negative error value.
*/
-LTTNG_HIDDEN
ssize_t lttcomm_send_fds_unix_sock_non_block(int sock, const int *fds, size_t nb_fd)
{
struct msghdr msg;
char tmp[CMSG_SPACE(sizeof_fds)];
char dummy = 0;
- assert(sock);
- assert(fds);
- assert(nb_fd > 0);
+ LTTNG_ASSERT(sock);
+ LTTNG_ASSERT(fds);
+ LTTNG_ASSERT(nb_fd > 0);
memset(&msg, 0, sizeof(msg));
memset(tmp, 0, sizeof(tmp));
* Expect at most "nb_fd" file descriptors. Returns the number of fd
* actually received in nb_fd.
*/
-LTTNG_HIDDEN
ssize_t lttcomm_recv_fds_unix_sock(int sock, int *fds, size_t nb_fd)
{
struct iovec iov[1];
struct msghdr msg;
char dummy;
- assert(sock);
- assert(fds);
- assert(nb_fd > 0);
+ LTTNG_ASSERT(sock);
+ LTTNG_ASSERT(fds);
+ LTTNG_ASSERT(nb_fd > 0);
memset(&msg, 0, sizeof(msg));
int *raw_fd = (int *) lttng_dynamic_array_get_element(
raw_fds, i);
- assert(*raw_fd != -1);
+ LTTNG_ASSERT(*raw_fd != -1);
handle = fd_handle_create(*raw_fd);
if (!handle) {
int default_value = -1;
struct lttng_dynamic_array raw_fds;
- assert(sock);
- assert(payload);
- assert(nb_fd > 0);
+ LTTNG_ASSERT(sock);
+ LTTNG_ASSERT(payload);
+ LTTNG_ASSERT(nb_fd > 0);
lttng_dynamic_array_init(&raw_fds, sizeof(int), close_raw_fd);
return ret;
}
-LTTNG_HIDDEN
ssize_t lttcomm_recv_payload_fds_unix_sock(int sock, size_t nb_fd,
struct lttng_payload *payload)
{
return _lttcomm_recv_payload_fds_unix_sock(sock, nb_fd, payload, true);
}
-LTTNG_HIDDEN
ssize_t lttcomm_recv_payload_fds_unix_sock_non_block(int sock, size_t nb_fd,
struct lttng_payload *payload)
{
* possible since the FDs are actually in the control message. It is all or
* nothing, still the sender side can send the wrong number of fds.
*/
-LTTNG_HIDDEN
ssize_t lttcomm_recv_fds_unix_sock_non_block(int sock, int *fds, size_t nb_fd)
{
struct iovec iov[1];
struct cmsghdr *cmsg;
size_t sizeof_fds = nb_fd * sizeof(int);
- assert(sock);
- assert(fds);
- assert(nb_fd > 0);
+ LTTNG_ASSERT(sock);
+ LTTNG_ASSERT(fds);
+ LTTNG_ASSERT(nb_fd > 0);
#ifdef __linux__
/* Account for the struct ucred cmsg in the buffer size */
*
* Returns the size of data sent, or negative error value.
*/
-LTTNG_HIDDEN
ssize_t lttcomm_send_creds_unix_sock(int sock, const void *buf, size_t len)
{
struct msghdr msg;
memset(&msg, 0, sizeof(msg));
- assert(sock);
- assert(buf);
- assert(len > 0);
+ LTTNG_ASSERT(sock);
+ LTTNG_ASSERT(buf);
+ LTTNG_ASSERT(len > 0);
iov[0].iov_base = (void *) buf;
iov[0].iov_len = len;
*
* Returns the size of received data, or negative error value.
*/
-LTTNG_HIDDEN
ssize_t lttcomm_recv_creds_unix_sock(int sock, void *buf, size_t len,
lttng_sock_cred *creds)
{
char anc_buf[CMSG_SPACE(sizeof_cred)];
#endif /* __linux__, __CYGWIN__ */
- assert(sock);
- assert(buf);
- assert(len > 0);
- assert(creds);
+ LTTNG_ASSERT(sock);
+ LTTNG_ASSERT(buf);
+ LTTNG_ASSERT(len > 0);
+ LTTNG_ASSERT(creds);
memset(&msg, 0, sizeof(msg));
if (ret > 0) {
iov[0].iov_base += ret;
iov[0].iov_len -= ret;
- assert(ret <= len_last);
+ LTTNG_ASSERT(ret <= len_last);
}
} while ((ret > 0 && ret < len_last) || (ret < 0 && errno == EINTR));
if (ret < 0) {
* Set socket option to use credentials passing.
*/
#if defined(__linux__) || defined(__CYGWIN__)
-LTTNG_HIDDEN
int lttcomm_setsockopt_creds_unix_sock(int sock)
{
int ret, on = 1;
return ret;
}
#elif (defined(__FreeBSD__) || defined(__sun__) || defined(__APPLE__))
-LTTNG_HIDDEN
int lttcomm_setsockopt_creds_unix_sock(int sock)
{
return 0;
projects / lttng-tools.git / blobdiff