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Differential D18725

Add man page for dlvsym(3)
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Authored by romain on Jan 3 2019, 4:08 AM.
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rS342743: Add man page for dlvsym(3)
Summary

dlvsym(3) is currently not documented.

Add a short description of the function to the appropriate man page and add reference to it where it makes sense.

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Repository
rS FreeBSD src repository - subversion
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Lint Not Applicable
Unit
Tests Not Applicable

Event Timeline

romain created this revision.Jan 3 2019, 4:08 AM
Herald added a reviewer: manpages. · View Herald TranscriptJan 3 2019, 4:08 AM
Herald added subscribers: Contributor Reviews (src), imp. · View Herald Transcript
bcr accepted this revision.Jan 3 2019, 8:18 AM
bcr added a subscriber: bcr.

OK from manpages. Thank you!

This revision is now accepted and ready to land.Jan 3 2019, 8:18 AM
markj accepted this revision.Jan 3 2019, 4:47 PM
markj added a subscriber: markj.

Looks fine to me.

0mp accepted this revision.Jan 3 2019, 4:48 PM
0mp added a subscriber: 0mp.

Second OK from manpages. ;)

Closed by commit rS342743: Add man page for dlvsym(3) (authored by romain). · Explain WhyJan 3 2019, 9:31 PM
This revision was automatically updated to reflect the committed changes.

Revision Contents
Changeset List

PathSize
head/
lib/
libc/
gen/
3 lines
25 lines

Diff 52529

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head/lib/libc/gen/Makefile.inc

Show First 20 Lines • Show All 1,465 Lines • ▼ Show 20 Lineslinux_setsockopt(struct thread *td, struct linux_setsockopt_args *args)
} }
return (error); return (error);
} }
int int
linux_getsockopt(struct thread *td, struct linux_getsockopt_args *args) linux_getsockopt(struct thread *td, struct linux_getsockopt_args *args)
{ {
struct getsockopt_args /* {
int s;
int level;
int name;
caddr_t val;
int *avalsize;
} */ bsd_args;
l_timeval linux_tv; l_timeval linux_tv;
struct timeval tv; struct timeval tv;
socklen_t tv_len, xulen, len; socklen_t tv_len, xulen, len;
struct l_sockaddr *lsa; struct l_sockaddr *lsa;
struct sockaddr *sa; struct sockaddr *sa;
struct xucred xu; struct xucred xu;
struct l_ucred lxu; struct l_ucred lxu;
int error, name, newval; int error, level, name, newval;
bsd_args.s = args->s; level = linux_to_bsd_sockopt_level(args->level);
bsd_args.level = linux_to_bsd_sockopt_level(args->level); switch (level) {
switch (bsd_args.level) {
case SOL_SOCKET: case SOL_SOCKET:
name = linux_to_bsd_so_sockopt(args->optname); name = linux_to_bsd_so_sockopt(args->optname);
switch (name) { switch (name) {
case SO_RCVTIMEO: case SO_RCVTIMEO:
/* FALLTHROUGH */ /* FALLTHROUGH */
case SO_SNDTIMEO: case SO_SNDTIMEO:
tv_len = sizeof(tv); tv_len = sizeof(tv);
error = kern_getsockopt(td, args->s, bsd_args.level, error = kern_getsockopt(td, args->s, level,
name, &tv, UIO_SYSSPACE, &tv_len); name, &tv, UIO_SYSSPACE, &tv_len);
if (error != 0) if (error != 0)
return (error); return (error);
linux_tv.tv_sec = tv.tv_sec; linux_tv.tv_sec = tv.tv_sec;
linux_tv.tv_usec = tv.tv_usec; linux_tv.tv_usec = tv.tv_usec;
return (copyout(&linux_tv, PTRIN(args->optval), return (copyout(&linux_tv, PTRIN(args->optval),
sizeof(linux_tv))); sizeof(linux_tv)));
/* NOTREACHED */ /* NOTREACHED */
case LOCAL_PEERCRED: case LOCAL_PEERCRED:
if (args->optlen < sizeof(lxu)) if (args->optlen < sizeof(lxu))
return (EINVAL); return (EINVAL);
/* /*
* LOCAL_PEERCRED is not served at the SOL_SOCKET level, * LOCAL_PEERCRED is not served at the SOL_SOCKET level,
* but by the Unix socket's level 0. * but by the Unix socket's level 0.
*/ */
bsd_args.level = 0; level = 0;
xulen = sizeof(xu); xulen = sizeof(xu);
error = kern_getsockopt(td, args->s, bsd_args.level, error = kern_getsockopt(td, args->s, level,
name, &xu, UIO_SYSSPACE, &xulen); name, &xu, UIO_SYSSPACE, &xulen);
if (error != 0) if (error != 0)
return (error); return (error);
lxu.pid = xu.cr_pid; lxu.pid = xu.cr_pid;
lxu.uid = xu.cr_uid; lxu.uid = xu.cr_uid;
lxu.gid = xu.cr_gid; lxu.gid = xu.cr_gid;
return (copyout(&lxu, PTRIN(args->optval), sizeof(lxu))); return (copyout(&lxu, PTRIN(args->optval), sizeof(lxu)));
/* NOTREACHED */ /* NOTREACHED */
case SO_ERROR: case SO_ERROR:
len = sizeof(newval); len = sizeof(newval);
error = kern_getsockopt(td, args->s, bsd_args.level, error = kern_getsockopt(td, args->s, level,
name, &newval, UIO_SYSSPACE, &len); name, &newval, UIO_SYSSPACE, &len);
if (error != 0) if (error != 0)
return (error); return (error);
newval = -SV_ABI_ERRNO(td->td_proc, newval); newval = -SV_ABI_ERRNO(td->td_proc, newval);
return (copyout(&newval, PTRIN(args->optval), len)); return (copyout(&newval, PTRIN(args->optval), len));
/* NOTREACHED */ /* NOTREACHED */
default: default:
break; break;
Show All 10 Lines case IPPROTO_TCP:
break; break;
default: default:
name = -1; name = -1;
break; break;
} }
if (name == -1) if (name == -1)
return (EINVAL); return (EINVAL);
bsd_args.name = name;
bsd_args.avalsize = PTRIN(args->optlen);
if (name == IPV6_NEXTHOP) { if (name == IPV6_NEXTHOP) {
error = copyin(PTRIN(args->optlen), &len, sizeof(len)); error = copyin(PTRIN(args->optlen), &len, sizeof(len));
if (error != 0) if (error != 0)
return (error); return (error);
sa = malloc(len, M_SONAME, M_WAITOK); sa = malloc(len, M_SONAME, M_WAITOK);
error = kern_getsockopt(td, args->s, bsd_args.level, error = kern_getsockopt(td, args->s, level,
name, sa, UIO_SYSSPACE, &len); name, sa, UIO_SYSSPACE, &len);
if (error != 0) if (error != 0)
goto out; goto out;
error = bsd_to_linux_sockaddr(sa, &lsa, len); error = bsd_to_linux_sockaddr(sa, &lsa, len);
if (error == 0) if (error == 0)
error = copyout(lsa, PTRIN(args->optval), len); error = copyout(lsa, PTRIN(args->optval), len);
free(lsa, M_SONAME); free(lsa, M_SONAME);
if (error == 0) if (error == 0)
error = copyout(&len, PTRIN(args->optlen), error = copyout(&len, PTRIN(args->optlen),
sizeof(len)); sizeof(len));
out: out:
free(sa, M_SONAME); free(sa, M_SONAME);
} else { } else {
bsd_args.val = PTRIN(args->optval); if (args->optval) {
error = sys_getsockopt(td, &bsd_args); error = copyin(PTRIN(args->optlen), &len, sizeof(len));
if (error != 0)
return (error);
}
error = kern_getsockopt(td, args->s, level,
name, PTRIN(args->optval), UIO_USERSPACE, &len);
if (error == 0)
error = copyout(&len, PTRIN(args->optlen),
sizeof(len));
} }
return (error); return (error);
} }
#if defined(__i386__) || (defined(__amd64__) && defined(COMPAT_LINUX32)) #if defined(__i386__) || (defined(__amd64__) && defined(COMPAT_LINUX32))
/* Argument list sizes for linux_socketcall */ /* Argument list sizes for linux_socketcall */
▲ Show 20 Lines • Show All 86 Lines • Show Last 20 Lines
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head/lib/libc/gen/dlopen.3

Show First 20 Lines • Show All 1,465 Lines • ▼ Show 20 Lineslinux_setsockopt(struct thread *td, struct linux_setsockopt_args *args)
} }
return (error); return (error);
} }
int int
linux_getsockopt(struct thread *td, struct linux_getsockopt_args *args) linux_getsockopt(struct thread *td, struct linux_getsockopt_args *args)
{ {
struct getsockopt_args /* {
int s;
int level;
int name;
caddr_t val;
int *avalsize;
} */ bsd_args;
l_timeval linux_tv; l_timeval linux_tv;
struct timeval tv; struct timeval tv;
socklen_t tv_len, xulen, len; socklen_t tv_len, xulen, len;
struct l_sockaddr *lsa; struct l_sockaddr *lsa;
struct sockaddr *sa; struct sockaddr *sa;
struct xucred xu; struct xucred xu;
struct l_ucred lxu; struct l_ucred lxu;
int error, name, newval; int error, level, name, newval;
bsd_args.s = args->s; level = linux_to_bsd_sockopt_level(args->level);
bsd_args.level = linux_to_bsd_sockopt_level(args->level); switch (level) {
switch (bsd_args.level) {
case SOL_SOCKET: case SOL_SOCKET:
name = linux_to_bsd_so_sockopt(args->optname); name = linux_to_bsd_so_sockopt(args->optname);
switch (name) { switch (name) {
case SO_RCVTIMEO: case SO_RCVTIMEO:
/* FALLTHROUGH */ /* FALLTHROUGH */
case SO_SNDTIMEO: case SO_SNDTIMEO:
tv_len = sizeof(tv); tv_len = sizeof(tv);
error = kern_getsockopt(td, args->s, bsd_args.level, error = kern_getsockopt(td, args->s, level,
name, &tv, UIO_SYSSPACE, &tv_len); name, &tv, UIO_SYSSPACE, &tv_len);
if (error != 0) if (error != 0)
return (error); return (error);
linux_tv.tv_sec = tv.tv_sec; linux_tv.tv_sec = tv.tv_sec;
linux_tv.tv_usec = tv.tv_usec; linux_tv.tv_usec = tv.tv_usec;
return (copyout(&linux_tv, PTRIN(args->optval), return (copyout(&linux_tv, PTRIN(args->optval),
sizeof(linux_tv))); sizeof(linux_tv)));
/* NOTREACHED */ /* NOTREACHED */
case LOCAL_PEERCRED: case LOCAL_PEERCRED:
if (args->optlen < sizeof(lxu)) if (args->optlen < sizeof(lxu))
return (EINVAL); return (EINVAL);
/* /*
* LOCAL_PEERCRED is not served at the SOL_SOCKET level, * LOCAL_PEERCRED is not served at the SOL_SOCKET level,
* but by the Unix socket's level 0. * but by the Unix socket's level 0.
*/ */
bsd_args.level = 0; level = 0;
xulen = sizeof(xu); xulen = sizeof(xu);
error = kern_getsockopt(td, args->s, bsd_args.level, error = kern_getsockopt(td, args->s, level,
name, &xu, UIO_SYSSPACE, &xulen); name, &xu, UIO_SYSSPACE, &xulen);
if (error != 0) if (error != 0)
return (error); return (error);
lxu.pid = xu.cr_pid; lxu.pid = xu.cr_pid;
lxu.uid = xu.cr_uid; lxu.uid = xu.cr_uid;
lxu.gid = xu.cr_gid; lxu.gid = xu.cr_gid;
return (copyout(&lxu, PTRIN(args->optval), sizeof(lxu))); return (copyout(&lxu, PTRIN(args->optval), sizeof(lxu)));
/* NOTREACHED */ /* NOTREACHED */
case SO_ERROR: case SO_ERROR:
len = sizeof(newval); len = sizeof(newval);
error = kern_getsockopt(td, args->s, bsd_args.level, error = kern_getsockopt(td, args->s, level,
name, &newval, UIO_SYSSPACE, &len); name, &newval, UIO_SYSSPACE, &len);
if (error != 0) if (error != 0)
return (error); return (error);
newval = -SV_ABI_ERRNO(td->td_proc, newval); newval = -SV_ABI_ERRNO(td->td_proc, newval);
return (copyout(&newval, PTRIN(args->optval), len)); return (copyout(&newval, PTRIN(args->optval), len));
/* NOTREACHED */ /* NOTREACHED */
default: default:
break; break;
Show All 10 Lines case IPPROTO_TCP:
break; break;
default: default:
name = -1; name = -1;
break; break;
} }
if (name == -1) if (name == -1)
return (EINVAL); return (EINVAL);
bsd_args.name = name;
bsd_args.avalsize = PTRIN(args->optlen);
if (name == IPV6_NEXTHOP) { if (name == IPV6_NEXTHOP) {
error = copyin(PTRIN(args->optlen), &len, sizeof(len)); error = copyin(PTRIN(args->optlen), &len, sizeof(len));
if (error != 0) if (error != 0)
return (error); return (error);
sa = malloc(len, M_SONAME, M_WAITOK); sa = malloc(len, M_SONAME, M_WAITOK);
error = kern_getsockopt(td, args->s, bsd_args.level, error = kern_getsockopt(td, args->s, level,
name, sa, UIO_SYSSPACE, &len); name, sa, UIO_SYSSPACE, &len);
if (error != 0) if (error != 0)
goto out; goto out;
error = bsd_to_linux_sockaddr(sa, &lsa, len); error = bsd_to_linux_sockaddr(sa, &lsa, len);
if (error == 0) if (error == 0)
error = copyout(lsa, PTRIN(args->optval), len); error = copyout(lsa, PTRIN(args->optval), len);
free(lsa, M_SONAME); free(lsa, M_SONAME);
if (error == 0) if (error == 0)
error = copyout(&len, PTRIN(args->optlen), error = copyout(&len, PTRIN(args->optlen),
sizeof(len)); sizeof(len));
out: out:
free(sa, M_SONAME); free(sa, M_SONAME);
} else { } else {
bsd_args.val = PTRIN(args->optval); if (args->optval) {
error = sys_getsockopt(td, &bsd_args); error = copyin(PTRIN(args->optlen), &len, sizeof(len));
if (error != 0)
return (error);
}
error = kern_getsockopt(td, args->s, level,
name, PTRIN(args->optval), UIO_USERSPACE, &len);
if (error == 0)
error = copyout(&len, PTRIN(args->optlen),
sizeof(len));
} }
return (error); return (error);
} }
#if defined(__i386__) || (defined(__amd64__) && defined(COMPAT_LINUX32)) #if defined(__i386__) || (defined(__amd64__) && defined(COMPAT_LINUX32))
/* Argument list sizes for linux_socketcall */ /* Argument list sizes for linux_socketcall */
▲ Show 20 Lines • Show All 86 Lines • Show Last 20 Lines