diff options
Diffstat (limited to 'lib/libc/net/rcmd.c')
| -rw-r--r-- | lib/libc/net/rcmd.c | 32 |
1 files changed, 19 insertions, 13 deletions
diff --git a/lib/libc/net/rcmd.c b/lib/libc/net/rcmd.c index 3392cd5..3fad8d6 100644 --- a/lib/libc/net/rcmd.c +++ b/lib/libc/net/rcmd.c @@ -37,6 +37,7 @@ static char sccsid[] = "@(#)rcmd.c 8.3 (Berkeley) 3/26/94"; #endif /* LIBC_SCCS and not lint */ +#include "namespace.h" #include <sys/param.h> #include <sys/socket.h> #include <sys/stat.h> @@ -59,6 +60,7 @@ static char sccsid[] = "@(#)rcmd.c 8.3 (Berkeley) 3/26/94"; #include <rpcsvc/ypclnt.h> #endif #include <arpa/nameser.h> +#include "un-namespace.h" /* wrapper for KAME-special getnameinfo() */ #ifndef NI_WITHSCOPEID @@ -100,7 +102,7 @@ rcmd_af(ahost, rport, locuser, remuser, cmd, fd2p, af) struct addrinfo hints, *res, *ai; struct sockaddr_storage from; fd_set reads; - long oldmask; + sigset_t oldmask, newmask; pid_t pid; int s, aport, lport, timo, error; char c; @@ -136,7 +138,9 @@ rcmd_af(ahost, rport, locuser, remuser, cmd, fd2p, af) nres++; ai = res; refused = 0; - oldmask = sigblock(sigmask(SIGURG)); + sigemptyset(&newmask); + sigaddset(&newmask, SIGURG); + _sigprocmask(SIG_BLOCK, (const sigset_t *)&newmask, &oldmask); for (timo = 1, lport = IPPORT_RESERVED - 1;;) { s = rresvport_af(&lport, ai->ai_family); if (s < 0) { @@ -151,11 +155,12 @@ rcmd_af(ahost, rport, locuser, remuser, cmd, fd2p, af) (void)fprintf(stderr, "rcmd: socket: %s\n", strerror(errno)); freeaddrinfo(res); - sigsetmask(oldmask); + _sigprocmask(SIG_SETMASK, (const sigset_t *)&oldmask, + NULL); return (-1); } _fcntl(s, F_SETOWN, pid); - if (connect(s, ai->ai_addr, ai->ai_addrlen) >= 0) + if (_connect(s, ai->ai_addr, ai->ai_addrlen) >= 0) break; (void)_close(s); if (errno == EADDRINUSE) { @@ -168,7 +173,8 @@ rcmd_af(ahost, rport, locuser, remuser, cmd, fd2p, af) (void)fprintf(stderr, "%s: %s\n", *ahost, strerror(errno)); freeaddrinfo(res); - sigsetmask(oldmask); + _sigprocmask(SIG_SETMASK, (const sigset_t *)&oldmask, + NULL); return (-1); } if (nres > 1) { @@ -214,7 +220,7 @@ rcmd_af(ahost, rport, locuser, remuser, cmd, fd2p, af) if (s2 < 0) goto bad; - listen(s2, 1); + _listen(s2, 1); (void)snprintf(num, sizeof(num), "%d", lport); if (_write(s, num, strlen(num)+1) != strlen(num)+1) { (void)fprintf(stderr, @@ -234,7 +240,7 @@ again: FD_SET(s, &reads); FD_SET(s2, &reads); errno = 0; - if (select(nfds, &reads, 0, 0, 0) < 1 || !FD_ISSET(s2, &reads)){ + if (_select(nfds, &reads, 0, 0, 0) < 1 || !FD_ISSET(s2, &reads)){ if (errno != 0) (void)fprintf(stderr, "rcmd: select (setting up stderr): %s\n", @@ -245,7 +251,7 @@ again: (void)_close(s2); goto bad; } - s3 = accept(s2, (struct sockaddr *)&from, &len); + s3 = _accept(s2, (struct sockaddr *)&from, &len); switch (from.ss_family) { case AF_INET: aport = ntohs(((struct sockaddr_in *)&from)->sin_port); @@ -297,7 +303,7 @@ again: } goto bad2; } - sigsetmask(oldmask); + _sigprocmask(SIG_SETMASK, (const sigset_t *)&oldmask, NULL); freeaddrinfo(res); return (s); bad2: @@ -305,7 +311,7 @@ bad2: (void)_close(*fd2p); bad: (void)_close(s); - sigsetmask(oldmask); + _sigprocmask(SIG_SETMASK, (const sigset_t *)&oldmask, NULL); freeaddrinfo(res); return (-1); } @@ -345,12 +351,12 @@ rresvport_af(alport, family) return -1; } - s = socket(ss.ss_family, SOCK_STREAM, 0); + s = _socket(ss.ss_family, SOCK_STREAM, 0); if (s < 0) return (-1); #if 0 /* compat_exact_traditional_rresvport_semantics */ sin.sin_port = htons((u_short)*alport); - if (bind(s, (struct sockaddr *)&sin, sizeof(sin)) >= 0) + if (_bind(s, (struct sockaddr *)&sin, sizeof(sin)) >= 0) return (s); if (errno != EADDRINUSE) { (void)_close(s); @@ -486,7 +492,7 @@ again: cp = ".rhosts lstat failed"; else if (!S_ISREG(sbuf.st_mode)) cp = ".rhosts not regular file"; - else if (fstat(fileno(hostf), &sbuf) < 0) + else if (_fstat(fileno(hostf), &sbuf) < 0) cp = ".rhosts fstat failed"; else if (sbuf.st_uid && sbuf.st_uid != pwd->pw_uid) cp = "bad .rhosts owner"; |
