diff options
Diffstat (limited to 'src/vcl/ldp.c')
| -rw-r--r-- | src/vcl/ldp.c | 176 |
1 files changed, 83 insertions, 93 deletions
diff --git a/src/vcl/ldp.c b/src/vcl/ldp.c index e806dff7959..beaa988185d 100644 --- a/src/vcl/ldp.c +++ b/src/vcl/ldp.c @@ -612,36 +612,35 @@ fcntl (int fd, int cmd, ...) { case F_SETFL: func_str = "vppcom_session_attr[SET_FLAGS]"; - if (LDP_DEBUG > 2) - clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): " - "sid %u (0x%x) flags %d (0x%x), size %d", - getpid (), fd, fd, func_str, sid, sid, - flags, flags, size); + LDBG (2, "LDP<%d>: fd %d (0x%x): calling %s(): sid %u (0x%x) " + "flags %d (0x%x), size %d", getpid (), fd, fd, func_str, sid, + sid, flags, flags, size); - rv = - vppcom_session_attr (sid, VPPCOM_ATTR_SET_FLAGS, &flags, &size); + rv = vppcom_session_attr (sid, VPPCOM_ATTR_SET_FLAGS, &flags, + &size); break; case F_GETFL: func_str = "vppcom_session_attr[GET_FLAGS]"; - if (LDP_DEBUG > 2) - clib_warning - ("LDP<%d>: fd %d (0x%x): calling %s(): sid %u (0x%x), " - "flags %d (0x%x), size %d", getpid (), fd, fd, func_str, sid, - sid, flags, flags, size); + LDBG (2, "LDP<%d>: fd %d (0x%x): calling %s(): sid %u (0x%x), " + "flags %d (0x%x), size %d", getpid (), fd, fd, func_str, sid, + sid, flags, flags, size); - rv = - vppcom_session_attr (sid, VPPCOM_ATTR_GET_FLAGS, &flags, &size); + rv = vppcom_session_attr (sid, VPPCOM_ATTR_GET_FLAGS, &flags, + &size); if (rv == VPPCOM_OK) { - if (LDP_DEBUG > 2) - clib_warning ("LDP<%d>: fd %d (0x%x), cmd %d (F_GETFL): " - "%s() returned flags %d (0x%x)", - getpid (), fd, fd, cmd, func_str, flags, flags); + LDBG (2, "LDP<%d>: fd %d (0x%x), cmd %d (F_GETFL): %s() " + "returned flags %d (0x%x)", getpid (), fd, fd, cmd, + func_str, flags, flags); rv = flags; } break; - + case F_SETFD: + /* TODO handle this */ + LDBG (0, "F_SETFD ignored flags %u", flags); + rv = 0; + break; default: rv = -EOPNOTSUPP; break; @@ -800,9 +799,8 @@ ldp_pselect (int nfds, fd_set * __restrict readfds, /* select as fine grained sleep */ if (!nfds) { - if (LDP_DEBUG > 3) - clib_warning ("LDP<%d>: sleeping for %.02f seconds", - getpid (), time_out); + LDBG (3, "LDP<%d>: sleeping for %.02f seconds", getpid (), + time_out); time_out += clib_time_now (&ldp->clib_time); while (clib_time_now (&ldp->clib_time) < time_out) @@ -823,11 +821,9 @@ ldp_pselect (int nfds, fd_set * __restrict readfds, { func_str = "libc_pselect"; - if (LDP_DEBUG > 3) - clib_warning - ("LDP<%d>: calling %s(): nfds %d, readfds %p, writefds %p, " - "exceptfds %p, timeout %p, sigmask %p", getpid (), func_str, nfds, - readfds, writefds, exceptfds, timeout, sigmask); + LDBG (3, "LDP<%d>: calling %s(): nfds %d, readfds %p, writefds %p, " + "exceptfds %p, timeout %p, sigmask %p", getpid (), func_str, nfds, + readfds, writefds, exceptfds, timeout, sigmask); rv = libc_pselect (nfds, readfds, writefds, exceptfds, timeout, sigmask); @@ -845,27 +841,27 @@ ldp_pselect (int nfds, fd_set * __restrict readfds, } sid_bits = libc_bits = 0; + u32 n_bytes = nfds / 8 + ((nfds % 8) ? 1 : 0); if (readfds) { clib_bitmap_validate (ldp->sid_rd_bitmap, minbits); clib_bitmap_validate (ldp->libc_rd_bitmap, minbits); clib_bitmap_validate (ldp->rd_bitmap, minbits); - clib_memcpy_fast (ldp->rd_bitmap, readfds, - vec_len (ldp->rd_bitmap) * sizeof (clib_bitmap_t)); - FD_ZERO (readfds); + clib_memcpy_fast (ldp->rd_bitmap, readfds, n_bytes); + memset (readfds, 0, n_bytes); /* *INDENT-OFF* */ - clib_bitmap_foreach (fd, ldp->rd_bitmap, - ({ - sid = ldp_sid_from_fd (fd); - if (LDP_DEBUG > 3) - clib_warning ("LDP<%d>: readfds: fd %d (0x%x), sid %u (0x%x)", - getpid (), fd, fd, sid, sid); - if (sid == INVALID_SESSION_ID) - clib_bitmap_set_no_check (ldp->libc_rd_bitmap, fd, 1); - else - clib_bitmap_set_no_check (ldp->sid_rd_bitmap, sid, 1); - })); + clib_bitmap_foreach (fd, ldp->rd_bitmap, ({ + if (fd > nfds) + break; + sid = ldp_sid_from_fd (fd); + LDBG (3, "LDP<%d>: readfds: fd %d (0x%x), sid %u (0x%x)", + getpid (), fd, fd, sid, sid); + if (sid == INVALID_SESSION_ID) + clib_bitmap_set_no_check (ldp->libc_rd_bitmap, fd, 1); + else + clib_bitmap_set_no_check (ldp->sid_rd_bitmap, sid, 1); + })); /* *INDENT-ON* */ sid_bits_set = clib_bitmap_last_set (ldp->sid_rd_bitmap) + 1; @@ -874,32 +870,30 @@ ldp_pselect (int nfds, fd_set * __restrict readfds, libc_bits_set = clib_bitmap_last_set (ldp->libc_rd_bitmap) + 1; libc_bits = (libc_bits_set > libc_bits) ? libc_bits_set : libc_bits; - if (LDP_DEBUG > 3) - clib_warning ("LDP<%d>: readfds: sid_bits_set %d, sid_bits %d, " - "libc_bits_set %d, libc_bits %d", getpid (), - sid_bits_set, sid_bits, libc_bits_set, libc_bits); + LDBG (3, "LDP<%d>: readfds: sid_bits_set %d, sid_bits %d, " + "libc_bits_set %d, libc_bits %d", getpid (), sid_bits_set, + sid_bits, libc_bits_set, libc_bits); } if (writefds) { clib_bitmap_validate (ldp->sid_wr_bitmap, minbits); clib_bitmap_validate (ldp->libc_wr_bitmap, minbits); clib_bitmap_validate (ldp->wr_bitmap, minbits); - clib_memcpy_fast (ldp->wr_bitmap, writefds, - vec_len (ldp->wr_bitmap) * sizeof (clib_bitmap_t)); - FD_ZERO (writefds); + clib_memcpy_fast (ldp->wr_bitmap, writefds, n_bytes); + memset (writefds, 0, n_bytes); /* *INDENT-OFF* */ - clib_bitmap_foreach (fd, ldp->wr_bitmap, - ({ - sid = ldp_sid_from_fd (fd); - if (LDP_DEBUG > 3) - clib_warning ("LDP<%d>: writefds: fd %d (0x%x), sid %u (0x%x)", - getpid (), fd, fd, sid, sid); - if (sid == INVALID_SESSION_ID) - clib_bitmap_set_no_check (ldp->libc_wr_bitmap, fd, 1); - else - clib_bitmap_set_no_check (ldp->sid_wr_bitmap, sid, 1); - })); + clib_bitmap_foreach (fd, ldp->wr_bitmap, ({ + if (fd > nfds) + break; + sid = ldp_sid_from_fd (fd); + LDBG (3, "LDP<%d>: writefds: fd %d (0x%x), sid %u (0x%x)", + getpid (), fd, fd, sid, sid); + if (sid == INVALID_SESSION_ID) + clib_bitmap_set_no_check (ldp->libc_wr_bitmap, fd, 1); + else + clib_bitmap_set_no_check (ldp->sid_wr_bitmap, sid, 1); + })); /* *INDENT-ON* */ sid_bits_set = clib_bitmap_last_set (ldp->sid_wr_bitmap) + 1; @@ -908,32 +902,30 @@ ldp_pselect (int nfds, fd_set * __restrict readfds, libc_bits_set = clib_bitmap_last_set (ldp->libc_wr_bitmap) + 1; libc_bits = (libc_bits_set > libc_bits) ? libc_bits_set : libc_bits; - if (LDP_DEBUG > 3) - clib_warning ("LDP<%d>: writefds: sid_bits_set %d, sid_bits %d, " - "libc_bits_set %d, libc_bits %d", getpid (), - sid_bits_set, sid_bits, libc_bits_set, libc_bits); + LDBG (3, "LDP<%d>: writefds: sid_bits_set %d, sid_bits %d, " + "libc_bits_set %d, libc_bits %d", getpid (), + sid_bits_set, sid_bits, libc_bits_set, libc_bits); } if (exceptfds) { clib_bitmap_validate (ldp->sid_ex_bitmap, minbits); clib_bitmap_validate (ldp->libc_ex_bitmap, minbits); clib_bitmap_validate (ldp->ex_bitmap, minbits); - clib_memcpy_fast (ldp->ex_bitmap, exceptfds, - vec_len (ldp->ex_bitmap) * sizeof (clib_bitmap_t)); - FD_ZERO (exceptfds); + clib_memcpy_fast (ldp->ex_bitmap, exceptfds, n_bytes); + memset (exceptfds, 0, n_bytes); /* *INDENT-OFF* */ - clib_bitmap_foreach (fd, ldp->ex_bitmap, - ({ - sid = ldp_sid_from_fd (fd); - if (LDP_DEBUG > 3) - clib_warning ("LDP<%d>: exceptfds: fd %d (0x%x), sid %u (0x%x)", - getpid (), fd, fd, sid, sid); - if (sid == INVALID_SESSION_ID) - clib_bitmap_set_no_check (ldp->libc_ex_bitmap, fd, 1); - else - clib_bitmap_set_no_check (ldp->sid_ex_bitmap, sid, 1); - })); + clib_bitmap_foreach (fd, ldp->ex_bitmap, ({ + if (fd > nfds) + break; + sid = ldp_sid_from_fd (fd); + LDBG (3, "LDP<%d>: exceptfds: fd %d (0x%x), sid %u (0x%x)", + getpid (), fd, fd, sid, sid); + if (sid == INVALID_SESSION_ID) + clib_bitmap_set_no_check (ldp->libc_ex_bitmap, fd, 1); + else + clib_bitmap_set_no_check (ldp->sid_ex_bitmap, sid, 1); + })); /* *INDENT-ON* */ sid_bits_set = clib_bitmap_last_set (ldp->sid_ex_bitmap) + 1; @@ -942,10 +934,9 @@ ldp_pselect (int nfds, fd_set * __restrict readfds, libc_bits_set = clib_bitmap_last_set (ldp->libc_ex_bitmap) + 1; libc_bits = (libc_bits_set > libc_bits) ? libc_bits_set : libc_bits; - if (LDP_DEBUG > 3) - clib_warning ("LDP<%d>: exceptfds: sid_bits_set %d, sid_bits %d, " - "libc_bits_set %d, libc_bits %d", getpid (), - sid_bits_set, sid_bits, libc_bits_set, libc_bits); + LDBG (3, "LDP<%d>: exceptfds: sid_bits_set %d, sid_bits %d, " + "libc_bits_set %d, libc_bits %d", getpid (), + sid_bits_set, sid_bits, libc_bits_set, libc_bits); } if (PREDICT_FALSE (!sid_bits && !libc_bits)) @@ -1074,15 +1065,15 @@ ldp_pselect (int nfds, fd_set * __restrict readfds, done: /* TBD: set timeout to amount of time left */ - vec_reset_length (ldp->rd_bitmap); - vec_reset_length (ldp->sid_rd_bitmap); - vec_reset_length (ldp->libc_rd_bitmap); - vec_reset_length (ldp->wr_bitmap); - vec_reset_length (ldp->sid_wr_bitmap); - vec_reset_length (ldp->libc_wr_bitmap); - vec_reset_length (ldp->ex_bitmap); - vec_reset_length (ldp->sid_ex_bitmap); - vec_reset_length (ldp->libc_ex_bitmap); + clib_bitmap_zero (ldp->rd_bitmap); + clib_bitmap_zero (ldp->sid_rd_bitmap); + clib_bitmap_zero (ldp->libc_rd_bitmap); + clib_bitmap_zero (ldp->wr_bitmap); + clib_bitmap_zero (ldp->sid_wr_bitmap); + clib_bitmap_zero (ldp->libc_wr_bitmap); + clib_bitmap_zero (ldp->ex_bitmap); + clib_bitmap_zero (ldp->sid_ex_bitmap); + clib_bitmap_zero (ldp->libc_ex_bitmap); if (LDP_DEBUG > 3) { @@ -1227,10 +1218,9 @@ socketpair (int domain, int type, int protocol, int fds[2]) { func_str = "libc_socket"; - if (LDP_DEBUG > 1) - clib_warning ("LDP<%d>: : calling %s()", getpid (), func_str); + LDBG (1, "LDP<%d>: : calling %s()", getpid (), func_str); - rv = libc_socket (domain, type, protocol); + rv = libc_socketpair (domain, type, protocol, fds); } if (LDP_DEBUG > 1) |