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-rw-r--r--extras/vcl-ldpreload/src/libvcl-ldpreload/vcom.c34
-rw-r--r--extras/vcl-ldpreload/src/libvcl-ldpreload/vcom_socket.c147
2 files changed, 92 insertions, 89 deletions
diff --git a/extras/vcl-ldpreload/src/libvcl-ldpreload/vcom.c b/extras/vcl-ldpreload/src/libvcl-ldpreload/vcom.c
index 35dbf576f0e..6ddb245b421 100644
--- a/extras/vcl-ldpreload/src/libvcl-ldpreload/vcom.c
+++ b/extras/vcl-ldpreload/src/libvcl-ldpreload/vcom.c
@@ -237,14 +237,14 @@ read (int __fd, void *__buf, size_t __nbytes)
if (is_vcom_socket_fd (__fd))
{
- if (VCOM_DEBUG > 0)
+ if (VCOM_DEBUG > 2)
fprintf (stderr,
"[%d][%lu (0x%lx)] read:1 "
"'%04d'='%04d', '%p', '%04d'\n",
pid, (unsigned long) tid, (unsigned long) tid,
(int) size, __fd, __buf, (int) __nbytes);
size = vcom_read (__fd, __buf, __nbytes);
- if (VCOM_DEBUG > 0)
+ if (VCOM_DEBUG > 2)
fprintf (stderr,
"[%d][%lu (0x%lx)] read:2 "
"'%04d'='%04d', '%p', '%04d'\n",
@@ -314,14 +314,14 @@ write (int __fd, const void *__buf, size_t __n)
if (is_vcom_socket_fd (__fd))
{
- if (VCOM_DEBUG > 0)
+ if (VCOM_DEBUG > 2)
fprintf (stderr,
"[%d][%lu (0x%lx)] write:1 "
"'%04d'='%04d', '%p', '%04d'\n",
pid, (unsigned long) tid, (unsigned long) tid,
(int) size, __fd, __buf, (int) __n);
size = vcom_write (__fd, __buf, __n);
- if (VCOM_DEBUG > 0)
+ if (VCOM_DEBUG > 2)
fprintf (stderr,
"[%d][%lu (0x%lx)] write:2 "
"'%04d'='%04d', '%p', '%04d'\n",
@@ -1219,7 +1219,7 @@ vcom_select (int __nfds, fd_set * __restrict __readfds,
__writefds ? &vcom_writefds : NULL,
__exceptfds ? &vcom_exceptfds : NULL,
&tv);
- if (VCOM_DEBUG > 0)
+ if (VCOM_DEBUG > 2)
fprintf (stderr,
"[%d] select vcom: "
"'%04d'='%04d'\n", pid, vcom_nfd, vcom_nfds);
@@ -1237,7 +1237,7 @@ vcom_select (int __nfds, fd_set * __restrict __readfds,
__readfds ? &libc_readfds : NULL,
__writefds ? &libc_writefds : NULL,
__exceptfds ? &libc_exceptfds : NULL, &tv);
- if (VCOM_DEBUG > 0)
+ if (VCOM_DEBUG > 2)
fprintf (stderr,
"[%d] select libc: "
"'%04d'='%04d'\n", pid, libc_nfd, libc_nfds);
@@ -1328,7 +1328,7 @@ vcom_select (int __nfds, fd_set * __restrict __readfds,
rv = 0;
select_done:
- if (VCOM_DEBUG > 0)
+ if (VCOM_DEBUG > 2)
fprintf (stderr, "[%d] vselect1: " "'%04d'='%04d'\n", pid, rv, __nfds);
/*
* modify timeout parameter to reflect the amount of time not slept
@@ -1358,7 +1358,7 @@ select_done:
}
}
}
- if (VCOM_DEBUG > 0)
+ if (VCOM_DEBUG > 2)
fprintf (stderr, "[%d] vselect2: " "'%04d',='%04d'\n", pid, rv, __nfds);
return rv;
@@ -1486,10 +1486,10 @@ select (int __nfds, fd_set * __restrict __readfds,
int rv = 0;
pid_t pid = getpid ();
- if (VCOM_DEBUG > 0)
+ if (VCOM_DEBUG > 2)
fprintf (stderr, "[%d] select1: " "'%04d'='%04d'\n", pid, rv, __nfds);
rv = vcom_select (__nfds, __readfds, __writefds, __exceptfds, __timeout);
- if (VCOM_DEBUG > 0)
+ if (VCOM_DEBUG > 2)
fprintf (stderr, "[%d] select2: " "'%04d'='%04d'\n", pid, rv, __nfds);
if (rv < 0)
{
@@ -1656,7 +1656,7 @@ pselect (int __nfds, fd_set * __restrict __readfds,
rv = nfd;
}
- if (VCOM_DEBUG > 0)
+ if (VCOM_DEBUG > 2)
fprintf (stderr, "[%d] pselect: " "'%04d'='%04d'\n", pid, rv, __nfds);
return rv;
}
@@ -2413,7 +2413,7 @@ getsockopt (int __fd, int __level, int __optname,
if (is_vcom_socket_fd (__fd))
{
rv = vcom_getsockopt (__fd, __level, __optname, __optval, __optlen);
- if (VCOM_DEBUG > 0)
+ if (VCOM_DEBUG > 2)
fprintf (stderr,
"[%d] getsockopt: "
"'%04d'='%04d', '%04d', '%04d', "
@@ -3130,7 +3130,7 @@ vcom_poll (struct pollfd *__fds, nfds_t __nfds, int __timeout)
* to return immediately
* */
rlibc_nfds = libc_poll (__fds, __nfds, 0);
- if (VCOM_DEBUG > 0)
+ if (VCOM_DEBUG > 2)
fprintf (stderr,
"[%d] poll libc: "
"'%04d'='%08lu'\n", pid, rlibc_nfds, __nfds);
@@ -3155,7 +3155,7 @@ vcom_poll (struct pollfd *__fds, nfds_t __nfds, int __timeout)
* to return immediately
* */
rvcom_nfds = vcom_socket_poll (vcom_fds, __nfds, 0);
- if (VCOM_DEBUG > 0)
+ if (VCOM_DEBUG > 2)
fprintf (stderr,
"[%d] poll vcom: "
"'%04d'='%08lu'\n", pid, rvcom_nfds, __nfds);
@@ -3214,7 +3214,7 @@ poll_done_update_nfds:
}
poll_done:
- if (VCOM_DEBUG > 0)
+ if (VCOM_DEBUG > 2)
fprintf (stderr, "[%d] vpoll: " "'%04d'='%08lu'\n", pid, rv, __nfds);
return rv;
}
@@ -3242,11 +3242,11 @@ poll (struct pollfd *__fds, nfds_t __nfds, int __timeout)
pid_t pid = getpid ();
- if (VCOM_DEBUG > 0)
+ if (VCOM_DEBUG > 2)
fprintf (stderr, "[%d] poll1: " "'%04d'='%08lu, %d, 0x%x'\n",
pid, rv, __nfds, __fds[0].fd, __fds[0].events);
rv = vcom_poll (__fds, __nfds, __timeout);
- if (VCOM_DEBUG > 0)
+ if (VCOM_DEBUG > 2)
fprintf (stderr, "[%d] poll2: " "'%04d'='%08lu, %d, 0x%x'\n",
pid, rv, __nfds, __fds[0].fd, __fds[0].revents);
if (rv < 0)
diff --git a/extras/vcl-ldpreload/src/libvcl-ldpreload/vcom_socket.c b/extras/vcl-ldpreload/src/libvcl-ldpreload/vcom_socket.c
index 4a5f28574ed..7b5f6c84f83 100644
--- a/extras/vcl-ldpreload/src/libvcl-ldpreload/vcom_socket.c
+++ b/extras/vcl-ldpreload/src/libvcl-ldpreload/vcom_socket.c
@@ -673,8 +673,8 @@ vcom_socket_check_fcntl_cmd (int __cmd)
return 0;
}
-static int
-vppcom_session_fcntl_va (int __sid, int __cmd, va_list __ap)
+static inline int
+vcom_session_fcntl_va (int __sid, int __cmd, va_list __ap)
{
int flags = va_arg (__ap, int);
int rv = -EOPNOTSUPP;
@@ -730,7 +730,7 @@ vcom_socket_fcntl_va (int __fd, int __cmd, va_list __ap)
break;
/* cmd handled by vppcom */
case 3:
- rv = vppcom_session_fcntl_va (vsock->sid, __cmd, __ap);
+ rv = vcom_session_fcntl_va (vsock->sid, __cmd, __ap);
break;
default:
@@ -767,8 +767,8 @@ vcom_socket_check_ioctl_cmd (unsigned long int __cmd)
return rc;
}
-static int
-vppcom_session_ioctl_va (int __sid, int __cmd, va_list __ap)
+static inline int
+vcom_session_ioctl_va (int __sid, int __cmd, va_list __ap)
{
int rv;
@@ -817,7 +817,7 @@ vcom_socket_ioctl_va (int __fd, unsigned long int __cmd, va_list __ap)
/* cmd handled by vppcom */
case 3:
- rv = vppcom_session_ioctl_va (vsock->sid, __cmd, __ap);
+ rv = vcom_session_ioctl_va (vsock->sid, __cmd, __ap);
break;
default:
@@ -1005,6 +1005,8 @@ vcom_socket_select (int vcom_nfds, fd_set * __restrict vcom_readfds,
fd_set * __restrict vcom_exceptfds,
struct timeval *__restrict timeout)
{
+ static unsigned long vcom_nsid_fds = 0;
+ int vcom_nsid = 0;
int rv = -EBADF;
pid_t pid = getpid ();
@@ -1015,8 +1017,6 @@ vcom_socket_select (int vcom_nfds, fd_set * __restrict vcom_readfds,
fd_set vcom_rd_sid_fds;
fd_set vcom_wr_sid_fds;
fd_set vcom_ex_sid_fds;
- unsigned long vcom_nsid_fds = 0;
- int vcom_nsid = 0;
/* in seconds eg. 3.123456789 seconds */
double time_to_wait = (double) 0;
@@ -1070,6 +1070,24 @@ vcom_socket_select (int vcom_nfds, fd_set * __restrict vcom_readfds,
_(&vcom_ex_sid_fds, vcom_exceptfds);
#undef _
+ if (vcom_nfds == 0)
+ {
+ if (time_to_wait > 0)
+ {
+ if (VCOM_DEBUG > 0)
+ fprintf (stderr,
+ "[%d] vcom_socket_select called to "
+ "emulate delay_ns()!\n", pid);
+ rv = vppcom_select (0, NULL, NULL, NULL, time_to_wait);
+ }
+ else
+ {
+ fprintf (stderr, "[%d] vcom_socket_select called vcom_nfds = 0 "
+ "and invalid time_to_wait (%f)!\n", pid, time_to_wait);
+ }
+ return 0;
+ }
+
/* populate read, write and except sid_sets */
vcom_nsid = vcom_socket_fds_2_sid_fds (
/* dest */
@@ -1102,8 +1120,8 @@ vcom_socket_select (int vcom_nfds, fd_set * __restrict vcom_readfds,
NULL,
vcom_exceptfds ? (unsigned long *) &vcom_ex_sid_fds :
NULL, time_to_wait);
- if (VCOM_DEBUG > 0)
- fprintf (stderr, "[%d] vppcom_select: "
+ if (VCOM_DEBUG > 2)
+ fprintf (stderr, "[%d] called vppcom_select(): "
"'%04d'='%04d'\n", pid, rv, (int) vcom_nsid_fds);
/* check if any file descriptors changed status */
@@ -1259,8 +1277,8 @@ vcom_socket_bind (int __fd, __CONST_SOCKADDR_ARG __addr, socklen_t __len)
return rv;
}
-int
-vppcom_session_getsockname (int sid, vppcom_endpt_t * ep)
+static inline int
+vcom_session_getsockname (int sid, vppcom_endpt_t * ep)
{
int rv;
uint32_t size = sizeof (*ep);
@@ -1300,7 +1318,7 @@ vcom_socket_getsockname (int __fd, __SOCKADDR_ARG __addr,
vppcom_endpt_t ep;
ep.ip = (u8 *) & ((const struct sockaddr_in *) __addr)->sin_addr;
- rv = vppcom_session_getsockname (vsock->sid, &ep);
+ rv = vcom_session_getsockname (vsock->sid, &ep);
if (rv == 0)
{
if (ep.vrf == VPPCOM_VRF_DEFAULT)
@@ -1371,8 +1389,8 @@ vcom_socket_connect (int __fd, __CONST_SOCKADDR_ARG __addr, socklen_t __len)
return rv;
}
-int
-vppcom_session_getpeername (int sid, vppcom_endpt_t * ep)
+static inline int
+vcom_session_getpeername (int sid, vppcom_endpt_t * ep)
{
int rv;
uint32_t size = sizeof (*ep);
@@ -1412,7 +1430,7 @@ vcom_socket_getpeername (int __fd, __SOCKADDR_ARG __addr,
vppcom_endpt_t ep;
ep.ip = (u8 *) & ((const struct sockaddr_in *) __addr)->sin_addr;
- rv = vppcom_session_getpeername (vsock->sid, &ep);
+ rv = vcom_session_getpeername (vsock->sid, &ep);
if (rv == 0)
{
if (ep.vrf == VPPCOM_VRF_DEFAULT)
@@ -1499,10 +1517,10 @@ vcom_socket_is_connection_mode_socket (int __fd)
return 0;
}
-ssize_t
-vvppcom_session_sendto (int __sid, const void *__buf, size_t __n,
- int __flags, __CONST_SOCKADDR_ARG __addr,
- socklen_t __addr_len)
+static inline ssize_t
+vcom_session_sendto (int __sid, void *__buf, size_t __n,
+ int __flags, __CONST_SOCKADDR_ARG __addr,
+ socklen_t __addr_len)
{
int rv = -1;
/* TBD add new vpp api */
@@ -1529,10 +1547,7 @@ vcom_socket_sendto (int __fd, const void *__buf, size_t __n,
if (!vsock)
return -ENOTSOCK;
- if (vsock->type != SOCKET_TYPE_VPPCOM_BOUND)
- return -EINVAL;
-
- if (!__buf || __n < 0)
+ if ((vsock->type != SOCKET_TYPE_VPPCOM_BOUND) || !__buf || __n < 0)
{
return -EINVAL;
}
@@ -1559,16 +1574,15 @@ vcom_socket_sendto (int __fd, const void *__buf, size_t __n,
}
}
- rv = vvppcom_session_sendto (vsock->sid, (void *) __buf, (int) __n,
- __flags, __addr, __addr_len);
+ rv = vcom_session_sendto (vsock->sid, (void *) __buf, (int) __n,
+ __flags, __addr, __addr_len);
return rv;
}
-/* TBD: move it to vppcom */
-static ssize_t
-vppcom_session_recvfrom (int __sid, void *__restrict __buf, size_t __n,
- int __flags, __SOCKADDR_ARG __addr,
- socklen_t * __restrict __addr_len)
+static inline ssize_t
+vcom_session_recvfrom (int __sid, void *__restrict __buf, size_t __n,
+ int __flags, __SOCKADDR_ARG __addr,
+ socklen_t * __restrict __addr_len)
{
int rv = -1;
@@ -1595,27 +1609,20 @@ vcom_socket_recvfrom (int __fd, void *__restrict __buf, size_t __n,
if (!vsock)
return -ENOTSOCK;
- if (vsock->type != SOCKET_TYPE_VPPCOM_BOUND)
- return -EINVAL;
-
- if (!__buf || __n < 0)
+ if ((vsock->type != SOCKET_TYPE_VPPCOM_BOUND) ||
+ !__buf || __n < 0 || !__addr || !__addr_len || (__addr_len < 0))
{
return -EINVAL;
}
- if (__addr || __addr_len < 0)
- {
- return -EINVAL;
- }
-
- rv = vppcom_session_recvfrom (vsock->sid, __buf, __n,
- __flags, __addr, __addr_len);
+ rv = vcom_session_recvfrom (vsock->sid, __buf, __n,
+ __flags, __addr, __addr_len);
return rv;
}
/* TBD: move it to vppcom */
-static ssize_t
-vppcom_sendmsg (int __sid, const struct msghdr *__message, int __flags)
+static inline ssize_t
+vcom_session_sendmsg (int __sid, const struct msghdr *__message, int __flags)
{
int rv = -1;
/* rv = vppcom_session_write (__sid, (void *) __message->__buf,
@@ -1656,7 +1663,7 @@ vcom_socket_sendmsg (int __fd, const struct msghdr * __message, int __flags)
;
}
- rv = vppcom_sendmsg (vsock->sid, __message, __flags);
+ rv = vcom_session_sendmsg (vsock->sid, __message, __flags);
return rv;
}
@@ -1673,8 +1680,8 @@ vcom_socket_sendmmsg (int __fd, struct mmsghdr *__vmessages,
#endif
/* TBD: move it to vppcom */
-static ssize_t
-vppcom_recvmsg (int __sid, struct msghdr *__message, int __flags)
+static inline ssize_t
+vcom_session_recvmsg (int __sid, struct msghdr *__message, int __flags)
{
int rv = -1;
/* rv = vppcom_session_read (__sid, (void *) __message->__buf,
@@ -1709,7 +1716,7 @@ vcom_socket_recvmsg (int __fd, struct msghdr * __message, int __flags)
/* validate __flags */
- rv = vppcom_recvmsg (vsock->sid, __message, __flags);
+ rv = vcom_session_recvmsg (vsock->sid, __message, __flags);
return rv;
}
@@ -1725,9 +1732,10 @@ vcom_socket_recvmmsg (int __fd, struct mmsghdr *__vmessages,
#endif
/* TBD: move it to vppcom */
-static int
-vppcom_getsockopt (int __sid, int __level, int __optname,
- void *__restrict __optval, socklen_t * __restrict __optlen)
+static inline int
+vcom_session_get_sockopt (int __sid, int __level, int __optname,
+ void *__restrict __optval,
+ socklen_t * __restrict __optlen)
{
/* 1. for socket level options that are NOT socket attributes
* and that has corresponding vpp options get from vppcom */
@@ -1842,23 +1850,18 @@ vcom_socket_getsockopt (int __fd, int __level, int __optname,
default:
/* 1. handle options that are NOT socket level options,
* but have corresponding vpp otions. */
- rv = vppcom_getsockopt (vsock->sid, __level, __optname,
- __optval, __optlen);
-
- return rv;
-#if 0
- /* 2. unhandled options */
- return -ENOPROTOOPT;
-#endif
+ rv = vcom_session_get_sockopt (vsock->sid, __level, __optname,
+ __optval, __optlen);
+ break;
}
return rv;
}
/* TBD: move it to vppcom */
-int
-vppcom_session_setsockopt (int __sid, int __level, int __optname,
- const void *__optval, socklen_t __optlen)
+static inline int
+vcom_session_setsockopt (int __sid, int __level, int __optname,
+ const void *__optval, socklen_t __optlen)
{
int rv = -EOPNOTSUPP;
@@ -1958,8 +1961,8 @@ vcom_socket_setsockopt (int __fd, int __level, int __optname,
switch (__optname)
{
case IPV6_V6ONLY:
- rv = vppcom_session_setsockopt (vsock->sid, __level, __optname,
- __optval, __optlen);
+ rv = vcom_session_setsockopt (vsock->sid, __level, __optname,
+ __optval, __optlen);
break;
default:
return -EOPNOTSUPP;
@@ -1972,8 +1975,8 @@ vcom_socket_setsockopt (int __fd, int __level, int __optname,
return 0;
case TCP_KEEPIDLE:
case TCP_KEEPINTVL:
- rv = vppcom_session_setsockopt (vsock->sid, __level, __optname,
- __optval, __optlen);
+ rv = vcom_session_setsockopt (vsock->sid, __level, __optname,
+ __optval, __optlen);
break;
default:
return -EOPNOTSUPP;
@@ -1986,8 +1989,8 @@ vcom_socket_setsockopt (int __fd, int __level, int __optname,
case SO_REUSEADDR:
case SO_BROADCAST:
case SO_KEEPALIVE:
- rv = vppcom_session_setsockopt (vsock->sid, __level, __optname,
- __optval, __optlen);
+ rv = vcom_session_setsockopt (vsock->sid, __level, __optname,
+ __optval, __optlen);
break;
/*
@@ -2371,8 +2374,8 @@ vcom_socket_accept4 (int __fd, __SOCKADDR_ARG __addr,
#endif
/* TBD: move it to vppcom */
-int
-vppcom_session_shutdown (int __fd, int __how)
+static inline int
+vcom_session_shutdown (int __fd, int __how)
{
return 0;
}
@@ -2394,7 +2397,7 @@ vcom_socket_shutdown (int __fd, int __how)
case SHUT_RD:
case SHUT_WR:
case SHUT_RDWR:
- rv = vppcom_session_shutdown (vsock->sid, __how);
+ rv = vcom_session_shutdown (vsock->sid, __how);
return rv;
break;
@@ -3065,7 +3068,7 @@ vcom_socket_poll_select_impl (struct pollfd *__fds, nfds_t __nfds,
vcom_nfd = vcom_socket_select (vcom_nfds,
&vcom_readfds,
&vcom_writefds, &vcom_exceptfds, &tv);
- if (VCOM_DEBUG > 0)
+ if (VCOM_DEBUG > 2)
fprintf (stderr,
"[%d] vcom_socket_select: "
"'%04d'='%04d'\n", pid, vcom_nfd, vcom_nfds);