mirror of
https://sourceware.org/git/glibc.git
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Update.
2000-11-06 Hideaki YOSHIFUJI <yoshfuji@linux-ipv6.org> * sysdeps/posix/getaddrinfo.c: Clean-up: define family to hold target family. 2000-11-06 Hideaki YOSHIFUJI <yoshfuji@linux-ipv6.org> * sysdeps/posix/getaddrinfo.c: Loosen protocol check to ease raw socket creation. 2000-11-06 Hideaki YOSHIFUJI <yoshfuji@linux-ipv6.org> * sysdeps/posix/getaddrinfo.c: Ensure to fill ai_socktype and ai_protocol by internal table if service was not given. 2000-11-06 Hideaki YOSHIFUJI <yoshfuji@linux-ipv6.org> * sysdeps/posix/getaddrinfo.c: Don't raise an error even if numerical port was specified with protocol without socktype. 2000-11-06 Hideaki YOSHIFUJI <yoshfuji@linux-ipv6.org> * sysdeps/posix/getaddrinfo.c: Ensure to check if protocol is ok. 2000-11-06 Hideaki YOSHIFUJI <yoshfuji@linux-ipv6.org> * inet/getnameinfo.c: getnameinfo() NI_xxx flag validation. 2000-11-06 Hideaki YOSHIFUJI <yoshfuji@linux-ipv6.org> * sysdeps/posix/getaddrinfo.c: Ensure not to fill garbage value in sin6_scope_id field. 2000-11-06 Hideaki YOSHIFUJI <yoshfuji@linux-ipv6.org> * inet/getnameinfo.c: Repair getnameinfo() sin6_socpe_id support. 2000-11-06 Hideaki YOSHIFUJI <yoshfuji@linux-ipv6.org> * inet/getnameinfo.c: Repair NI_NOFQDN flag support. 2000-11-06 Hideaki YOSHIFUJI <yoshfuji@linux-ipv6.org> * inet/getnameinfo.c: Wake-up sin6_scope_id support in getnameinfo(): check for whether sin6_socpe_id exist was wrong. 2000-11-09 Martin Schwidefsky <mschwide@nc.boeblingen.de.ibm.com> * sysdeps/unix/sysv/linux/s390/mmap.S: Use mmap2 if it is present. * sysdeps/unix/sysv/linux/s390/mmap64.S: New file.
This commit is contained in:
parent
bb5a22b34a
commit
85599e53cd
51
ChangeLog
51
ChangeLog
@ -1,3 +1,54 @@
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2000-11-06 Hideaki YOSHIFUJI <yoshfuji@linux-ipv6.org>
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* sysdeps/posix/getaddrinfo.c: Clean-up: define family to hold
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target family.
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2000-11-06 Hideaki YOSHIFUJI <yoshfuji@linux-ipv6.org>
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* sysdeps/posix/getaddrinfo.c: Loosen protocol check to ease raw
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socket creation.
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2000-11-06 Hideaki YOSHIFUJI <yoshfuji@linux-ipv6.org>
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* sysdeps/posix/getaddrinfo.c: Ensure to fill ai_socktype and
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ai_protocol by internal table if service was not given.
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2000-11-06 Hideaki YOSHIFUJI <yoshfuji@linux-ipv6.org>
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* sysdeps/posix/getaddrinfo.c: Don't raise an error even if
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numerical port was specified with protocol without socktype.
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2000-11-06 Hideaki YOSHIFUJI <yoshfuji@linux-ipv6.org>
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* sysdeps/posix/getaddrinfo.c: Ensure to check if protocol is ok.
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2000-11-06 Hideaki YOSHIFUJI <yoshfuji@linux-ipv6.org>
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* inet/getnameinfo.c: getnameinfo() NI_xxx flag validation.
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2000-11-06 Hideaki YOSHIFUJI <yoshfuji@linux-ipv6.org>
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* sysdeps/posix/getaddrinfo.c: Ensure not to fill garbage value in
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sin6_scope_id field.
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2000-11-06 Hideaki YOSHIFUJI <yoshfuji@linux-ipv6.org>
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* inet/getnameinfo.c: Repair getnameinfo() sin6_socpe_id support.
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2000-11-06 Hideaki YOSHIFUJI <yoshfuji@linux-ipv6.org>
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* inet/getnameinfo.c: Repair NI_NOFQDN flag support.
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2000-11-06 Hideaki YOSHIFUJI <yoshfuji@linux-ipv6.org>
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* inet/getnameinfo.c: Wake-up sin6_scope_id support in
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getnameinfo(): check for whether sin6_socpe_id exist was wrong.
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2000-11-09 Martin Schwidefsky <mschwide@nc.boeblingen.de.ibm.com>
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* sysdeps/unix/sysv/linux/s390/mmap.S: Use mmap2 if it is present.
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* sysdeps/unix/sysv/linux/s390/mmap64.S: New file.
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2000-11-09 H.J. Lu <hjl@gnu.org>
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* io/Versions (GLIBC_2.1.1): Remove lockf64.
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13405
ChangeLog.11
Normal file
13405
ChangeLog.11
Normal file
File diff suppressed because it is too large
Load Diff
@ -175,25 +175,28 @@ getnameinfo (const struct sockaddr *sa, socklen_t addrlen, char *host,
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struct hostent th;
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int ok = 0;
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if (flags & ~(NI_NUMERICHOST|NI_NUMERICSERV|NI_NOFQDN|NI_NAMEREQD|NI_DGRAM))
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return EAI_BADFLAGS;
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if (sa == NULL || addrlen < sizeof (sa_family_t))
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return -1;
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return EAI_FAMILY;
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switch (sa->sa_family)
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{
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case AF_LOCAL:
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if (addrlen < (socklen_t) (((struct sockaddr_un *) NULL)->sun_path))
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return -1;
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return EAI_FAMILY;
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break;
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case AF_INET:
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if (addrlen < sizeof (struct sockaddr_in))
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return -1;
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return EAI_FAMILY;
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break;
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case AF_INET6:
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if (addrlen < sizeof (struct sockaddr_in6))
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return -1;
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return EAI_FAMILY;
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break;
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default:
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return -1;
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return EAI_FAMILY;
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}
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if (host != NULL && hostlen > 0)
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@ -224,7 +227,7 @@ getnameinfo (const struct sockaddr *sa, socklen_t addrlen, char *host,
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{
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__set_h_errno (herrno);
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__set_errno (serrno);
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return -1;
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return EAI_SYSTEM;
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}
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}
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else
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@ -255,26 +258,23 @@ getnameinfo (const struct sockaddr *sa, socklen_t addrlen, char *host,
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if (h)
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{
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if (flags & NI_NOFQDN)
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char *c;
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if ((flags & NI_NOFQDN) == 0
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&& (c = nrl_domainname ())
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&& (c = strstr (h->h_name, c))
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&& (c != h->h_name) && (*(--c) == '.'))
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{
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char *c;
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if ((c = nrl_domainname ()) && (c = strstr(h->h_name, c))
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&& (c != h->h_name) && (*(--c) == '.'))
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{
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strncpy (host, h->h_name,
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min(hostlen, (size_t) (c - h->h_name)));
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host[min(hostlen - 1, (size_t) (c - h->h_name))]
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= '\0';
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ok = 1;
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}
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else
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{
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strncpy (host, h->h_name, hostlen);
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ok = 1;
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}
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strncpy (host, h->h_name,
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min(hostlen, (size_t) (c - h->h_name)));
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host[min(hostlen - 1, (size_t) (c - h->h_name))]
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= '\0';
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ok = 1;
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}
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else
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{
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strncpy (host, h->h_name, hostlen);
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ok = 1;
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}
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strncpy (host, h->h_name, hostlen);
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ok = 1;
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}
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}
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@ -283,7 +283,7 @@ getnameinfo (const struct sockaddr *sa, socklen_t addrlen, char *host,
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if (flags & NI_NAMEREQD)
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{
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__set_errno (serrno);
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return -1;
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return EAI_NONAME;
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}
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else
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{
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@ -295,40 +295,43 @@ getnameinfo (const struct sockaddr *sa, socklen_t addrlen, char *host,
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c = inet_ntop (AF_INET6,
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(void *) &sin6p->sin6_addr, host, hostlen);
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if (addrlen > sizeof (struct sockaddr_in6)
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&& (scopeid = sin6p->sin6_scope_id))
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scopeid = sin6p->sin6_scope_id;
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if (scopeid != 0)
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{
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/* Buffer is >= IFNAMSIZ+1. */
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char scopebuf[IFNAMSIZ + 1];
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char *scopeptr;
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int ni_numericscope = 0;
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size_t real_hostlen = __strnlen (host, hostlen);
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size_t scopelen = 0;
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scopebuf[0] = SCOPE_DELIMITER;
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scopebuf[1] = '\0';
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scopeptr = &scopebuf[1];
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if (IN6_IS_ADDR_LINKLOCAL (&sin6p->sin6_addr)
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|| IN6_IS_ADDR_MC_LINKLOCAL (&sin6p->sin6_addr))
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{
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if (if_indextoname (scopeid, scopebuf) == NULL)
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++ni_numericscope;
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else
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scopelen = strlen (scopebuf);
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}
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else
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++ni_numericscope;
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if (ni_numericscope)
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{
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char *scopeptr = &scopebuf[1];
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size_t real_hostlen;
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size_t scopelen;
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scopelen = 1 + __snprintf (scopeptr,
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(scopebuf
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+ sizeof scopebuf
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- scopeptr),
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"%u", scopeid);
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scopebuf[0] = SCOPE_DELIMITER;
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scopelen = 1 + __snprintf (scopeptr,
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(scopebuf
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+ sizeof scopebuf
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- scopeptr),
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"%u", scopeid);
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real_hostlen = __strnlen (host, hostlen);
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if (real_hostlen + scopelen + 1 > hostlen)
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return -1;
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memcpy (host + real_hostlen, scopebuf, scopelen);
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}
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if (real_hostlen + scopelen + 1 > hostlen)
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/* XXX We should not fail here. Simply enlarge
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the buffer or return with out of memory. */
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return EAI_SYSTEM;
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memcpy (host + real_hostlen, scopebuf, scopelen + 1);
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}
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}
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else
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@ -338,7 +341,7 @@ getnameinfo (const struct sockaddr *sa, socklen_t addrlen, char *host,
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if (c == NULL)
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{
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__set_errno (serrno);
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return -1;
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return EAI_SYSTEM;
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}
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}
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ok = 1;
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@ -360,14 +363,14 @@ getnameinfo (const struct sockaddr *sa, socklen_t addrlen, char *host,
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if (flags & NI_NAMEREQD)
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{
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__set_errno (serrno);
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return -1;
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return EAI_NONAME;
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}
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strncpy (host, "localhost", hostlen);
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break;
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default:
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return -1;
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return EAI_FAMILY;
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}
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if (serv && (servlen > 0))
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@ -392,7 +395,7 @@ getnameinfo (const struct sockaddr *sa, socklen_t addrlen, char *host,
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else
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{
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__set_errno (serrno);
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return -1;
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return EAI_SYSTEM;
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}
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}
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else
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@ -99,13 +99,14 @@ struct gaih_typeproto
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/* Values for `protoflag'. */
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#define GAI_PROTO_NOSERVICE 1
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#define GAI_PROTO_PROTOANY 2
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static struct gaih_typeproto gaih_inet_typeproto[] =
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{
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{ 0, 0, NULL, 0 },
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{ SOCK_STREAM, IPPROTO_TCP, (char *) "tcp", 0 },
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{ SOCK_DGRAM, IPPROTO_UDP, (char *) "udp", 0 },
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{ SOCK_RAW, IPPROTO_RAW, (char *) "raw", GAI_PROTO_NOSERVICE },
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{ SOCK_RAW, 0, (char *) "raw", GAI_PROTO_PROTOANY|GAI_PROTO_NOSERVICE },
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{ 0, 0, NULL, 0 }
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};
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@ -150,6 +151,7 @@ gaih_local (const char *name, const struct gaih_service *service,
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&& ((tp->protoflag & GAI_PROTO_NOSERVICE) != 0
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|| (req->ai_socktype != 0 && req->ai_socktype != tp->socktype)
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|| (req->ai_protocol != 0
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&& !(tp->protoflag & GAI_PROTO_PROTOANY)
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&& req->ai_protocol != tp->protocol)))
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++tp;
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@ -229,7 +231,7 @@ gaih_local (const char *name, const struct gaih_service *service,
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static int
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gaih_inet_serv (const char *servicename, struct gaih_typeproto *tp,
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struct gaih_servtuple *st)
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const struct addrinfo *req, struct gaih_servtuple *st)
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{
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struct servent *s;
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size_t tmpbuflen = 1024;
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@ -255,7 +257,8 @@ gaih_inet_serv (const char *servicename, struct gaih_typeproto *tp,
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st->next = NULL;
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st->socktype = tp->socktype;
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st->protocol = tp->protocol;
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st->protocol = ((tp->protoflag & GAI_PROTO_PROTOANY)
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? req->ai_protocol : tp->protocol);
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st->port = s->s_port;
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return 0;
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@ -291,8 +294,10 @@ gaih_inet_serv (const char *servicename, struct gaih_typeproto *tp,
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{ \
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for (i = 0; h->h_addr_list[i]; i++) \
|
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{ \
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if (*pat == NULL) \
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if (*pat == NULL) { \
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*pat = __alloca (sizeof(struct gaih_addrtuple)); \
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(*pat)->scopeid = 0; \
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} \
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(*pat)->next = NULL; \
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(*pat)->family = _family; \
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memcpy ((*pat)->addr, h->h_addr_list[i], \
|
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@ -319,6 +324,7 @@ gaih_inet (const char *name, const struct gaih_service *service,
|
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while (tp->name != NULL
|
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&& ((req->ai_socktype != 0 && req->ai_socktype != tp->socktype)
|
||||
|| (req->ai_protocol != 0
|
||||
&& !(tp->protoflag & GAI_PROTO_PROTOANY)
|
||||
&& req->ai_protocol != tp->protocol)))
|
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++tp;
|
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|
||||
@ -343,7 +349,7 @@ gaih_inet (const char *name, const struct gaih_service *service,
|
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st = (struct gaih_servtuple *)
|
||||
__alloca (sizeof (struct gaih_servtuple));
|
||||
|
||||
if ((rc = gaih_inet_serv (service->name, tp, st)))
|
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if ((rc = gaih_inet_serv (service->name, tp, req, st)))
|
||||
return rc;
|
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}
|
||||
else
|
||||
@ -359,11 +365,15 @@ gaih_inet (const char *name, const struct gaih_service *service,
|
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if (req->ai_socktype != 0
|
||||
&& req->ai_socktype != tp->socktype)
|
||||
continue;
|
||||
if (req->ai_protocol != 0
|
||||
&& !(tp->protoflag & GAI_PROTO_PROTOANY)
|
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&& req->ai_protocol != tp->protocol)
|
||||
continue;
|
||||
|
||||
newp = (struct gaih_servtuple *)
|
||||
__alloca (sizeof (struct gaih_servtuple));
|
||||
|
||||
if ((rc = gaih_inet_serv (service->name, tp, newp)))
|
||||
if ((rc = gaih_inet_serv (service->name, tp, req, newp)))
|
||||
{
|
||||
if (rc & GAIH_OKIFUNSPEC)
|
||||
continue;
|
||||
@ -382,7 +392,8 @@ gaih_inet (const char *name, const struct gaih_service *service,
|
||||
st = __alloca (sizeof (struct gaih_servtuple));
|
||||
st->next = NULL;
|
||||
st->socktype = tp->socktype;
|
||||
st->protocol = tp->protocol;
|
||||
st->protocol = ((tp->protoflag & GAI_PROTO_PROTOANY)
|
||||
? req->ai_protocol : tp->protocol);
|
||||
st->port = htons (service->num);
|
||||
}
|
||||
}
|
||||
@ -390,8 +401,9 @@ gaih_inet (const char *name, const struct gaih_service *service,
|
||||
{
|
||||
st = __alloca (sizeof (struct gaih_servtuple));
|
||||
st->next = NULL;
|
||||
st->socktype = req->ai_socktype;
|
||||
st->protocol = req->ai_protocol;
|
||||
st->socktype = tp->socktype;
|
||||
st->protocol = ((tp->protoflag & GAI_PROTO_PROTOANY)
|
||||
? req->ai_protocol : tp->protocol);
|
||||
st->port = 0;
|
||||
}
|
||||
else
|
||||
@ -542,6 +554,7 @@ gaih_inet (const char *name, const struct gaih_service *service,
|
||||
struct gaih_servtuple *st2;
|
||||
struct gaih_addrtuple *at2 = at;
|
||||
size_t socklen, namelen;
|
||||
sa_family_t family;
|
||||
|
||||
/*
|
||||
buffer is the size of an unformatted IPv6 address in printable format.
|
||||
@ -597,9 +610,15 @@ gaih_inet (const char *name, const struct gaih_service *service,
|
||||
namelen = 0;
|
||||
|
||||
if (at2->family == AF_INET6)
|
||||
socklen = sizeof (struct sockaddr_in6);
|
||||
{
|
||||
family = AF_INET6;
|
||||
socklen = sizeof (struct sockaddr_in6);
|
||||
}
|
||||
else
|
||||
socklen = sizeof (struct sockaddr_in);
|
||||
{
|
||||
family = AF_INET;
|
||||
socklen = sizeof (struct sockaddr_in);
|
||||
}
|
||||
|
||||
for (st2 = st; st2 != NULL; st2 = st2->next)
|
||||
{
|
||||
@ -608,7 +627,7 @@ gaih_inet (const char *name, const struct gaih_service *service,
|
||||
return -EAI_MEMORY;
|
||||
|
||||
(*pai)->ai_flags = req->ai_flags;
|
||||
(*pai)->ai_family = at2->family;
|
||||
(*pai)->ai_family = family;
|
||||
(*pai)->ai_socktype = st2->socktype;
|
||||
(*pai)->ai_protocol = st2->protocol;
|
||||
(*pai)->ai_addrlen = socklen;
|
||||
@ -616,9 +635,9 @@ gaih_inet (const char *name, const struct gaih_service *service,
|
||||
#if SALEN
|
||||
(*pai)->ai_addr->sa_len = socklen;
|
||||
#endif /* SALEN */
|
||||
(*pai)->ai_addr->sa_family = at2->family;
|
||||
(*pai)->ai_addr->sa_family = family;
|
||||
|
||||
if (at2->family == AF_INET6)
|
||||
if (family == AF_INET6)
|
||||
{
|
||||
struct sockaddr_in6 *sin6p =
|
||||
(struct sockaddr_in6 *) (*pai)->ai_addr;
|
||||
@ -703,7 +722,7 @@ getaddrinfo (const char *name, const char *service,
|
||||
else
|
||||
/* Can't specify a numerical socket unless a protocol family was
|
||||
given. */
|
||||
if (hints->ai_socktype == 0)
|
||||
if (hints->ai_socktype == 0 && hints->ai_protocol == 0)
|
||||
return EAI_SERVICE;
|
||||
pservice = &gaih_service;
|
||||
}
|
||||
|
@ -19,33 +19,45 @@
|
||||
|
||||
#include <sysdep.h>
|
||||
|
||||
.text
|
||||
#define EINVAL 22
|
||||
|
||||
.text
|
||||
ENTRY(__mmap)
|
||||
/* Save registers and setup stack frame. */
|
||||
stm %r6,%r15,24(%r15)
|
||||
lr %r1,%r15
|
||||
l %r0,4(0,%r15) /* load eos */
|
||||
ahi %r15,-120 /* buy stack space */
|
||||
st %r1,0(0,%r15) /* store back chain */
|
||||
st %r0,4(0,%r15) /* store eos */
|
||||
st %r1,0(%r15) /* store back chain */
|
||||
|
||||
/* Store parameters on stack, because old_mmap
|
||||
* takes only one parameter: a pointer to the parameter area
|
||||
/* Store parameters on stack, because old_mmap/mmap2
|
||||
* take only one parameter: a pointer to the parameter area
|
||||
*/
|
||||
mvc 0x74(4,%r15),216(%r15) /* move 'offset' */
|
||||
st %r6,0x70(0,%r15) /* store 'fd' */
|
||||
st %r5,0x6C(0,%r15) /* store 'flags' */
|
||||
st %r4,0x68(0,%r15) /* store 'prot' */
|
||||
st %r3,0x64(0,%r15) /* store 'length' */
|
||||
st %r2,0x60(0,%r15) /* store 'start' */
|
||||
st %r6,0x70(%r15) /* Store 'fd'. */
|
||||
st %r5,0x6C(%r15) /* Store 'flags'. */
|
||||
st %r4,0x68(%r15) /* Store 'prot'. */
|
||||
st %r3,0x64(%r15) /* Store 'length'. */
|
||||
st %r2,0x60(%r15) /* Store 'start'. */
|
||||
l %r1,216(%r15) /* Load offset. */
|
||||
|
||||
la %r2,0x60(0,%r15) /* load address of parameter list */
|
||||
/* Do the system call trap. */
|
||||
svc SYS_ify(mmap)
|
||||
#ifdef __ASSUME_MMAP2_SYSCALL
|
||||
/* I don't think it is worthwhile trying to use mmap2 whenever
|
||||
* it is available. Only use it when we are sure the syscall
|
||||
* exists. */
|
||||
tml %r1,0x0fff /* Offset page aligned ? */
|
||||
lhi %r2,-EINVAL
|
||||
jnz 1f /* No -> EINVAL. */
|
||||
srl %r1,12 /* mmap2 takes the offset in pages. */
|
||||
st %r1,0x74(%r15) /* Store page offset. */
|
||||
la %r2,0x60(%r15) /* Load address of parameter list. */
|
||||
svc SYS_ify(mmap2) /* Do the system call trap. */
|
||||
#else
|
||||
st %r1,0x74(%r15) /* Store offset unmodified. */
|
||||
la %r2,0x60(%r15) /* Load address of parameter list. */
|
||||
svc SYS_ify(mmap) /* Do the system call trap. */
|
||||
#endif
|
||||
|
||||
l %r15,0(0,%r15) /* load back chain */
|
||||
lm %r6,%r15,24(%r15) /* load registers */
|
||||
1: l %r15,0(%r15) /* Load back chain. */
|
||||
lm %r6,%r15,24(%r15) /* Load registers. */
|
||||
|
||||
/* check gpr 2 for error */
|
||||
lhi %r0,-4096
|
||||
|
101
sysdeps/unix/sysv/linux/s390/mmap64.S
Normal file
101
sysdeps/unix/sysv/linux/s390/mmap64.S
Normal file
@ -0,0 +1,101 @@
|
||||
/* Copyright (C) 2000 Free Software Foundation, Inc.
|
||||
Contributed by Martin Schwidefsky (schwidefsky@de.ibm.com).
|
||||
This file is part of the GNU C Library.
|
||||
|
||||
The GNU C Library is free software; you can redistribute it and/or
|
||||
modify it under the terms of the GNU Library General Public License as
|
||||
published by the Free Software Foundation; either version 2 of the
|
||||
License, or (at your option) any later version.
|
||||
|
||||
The GNU C Library is distributed in the hope that it will be useful,
|
||||
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||||
Library General Public License for more details.
|
||||
|
||||
You should have received a copy of the GNU Library General Public
|
||||
License along with the GNU C Library; see the file COPYING.LIB. If not,
|
||||
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
||||
Boston, MA 02111-1307, USA. */
|
||||
|
||||
#include <sysdep.h>
|
||||
|
||||
#define EINVAL 22
|
||||
#define ENOSYS 38
|
||||
|
||||
.text
|
||||
ENTRY(__mmap64)
|
||||
/* Save registers and setup stack frame. */
|
||||
stm %r6,%r15,24(%r15)
|
||||
lr %r1,%r15
|
||||
ahi %r15,-120 /* Buy stack space. */
|
||||
st %r1,0(%r15) /* Store back chain. */
|
||||
|
||||
/* Store parameters on stack, because mmap2 and old_mmap
|
||||
* take only one parameter: a pointer to the parameter area. */
|
||||
st %r6,0x70(%r15) /* Store 'fd'. */
|
||||
st %r5,0x6C(%r15) /* Store 'flags'. */
|
||||
st %r4,0x68(%r15) /* Store 'prot'. */
|
||||
st %r3,0x64(%r15) /* Store 'length'. */
|
||||
st %r2,0x60(%r15) /* Store 'start'. */
|
||||
|
||||
#ifdef __NR_mmap2
|
||||
lm %r0,%r1,216(%r15) /* Load 64 bit offset. */
|
||||
tml %r1,0x0fff /* Offset page aligned ? */
|
||||
jnz 2f /* No -> EINVAL. */
|
||||
srdl %r0,12 /* mmap2 takes the offset in pages. */
|
||||
ltr %r0,%r0 /* Offset > 2^44 ? */
|
||||
jnz 2f
|
||||
st %r1,0x74(%r15) /* Store page offset. */
|
||||
|
||||
la %r2,0x60(%r15) /* Load address of parameter list. */
|
||||
svc SYS_ify(mmap2) /* Do the system call trap. */
|
||||
|
||||
#ifndef __ASSUME_MMAP2_SYSCALL
|
||||
chi %r0,-ENOSYS
|
||||
je 1f
|
||||
#endif
|
||||
|
||||
l %r15,0(%r15) /* Load back chain. */
|
||||
lm %r6,%r15,24(%r15) /* Load registers. */
|
||||
|
||||
/* Check gpr 2 for error. */
|
||||
lhi %r0,-4096
|
||||
clr %r2,%r0
|
||||
jnl SYSCALL_ERROR_LABEL
|
||||
|
||||
/* Successful; return the syscall's value. */
|
||||
br %r14
|
||||
|
||||
#endif
|
||||
|
||||
#if !defined __ASSUME_MMAP2_SYSCALL || !defined __NR_mmap2
|
||||
1: lm %r0,%r1,216(%r15) /* Load 64 bit offset. */
|
||||
st %r1,0x74(%r15) /* Store lower word of offset. */
|
||||
ltr %r0,%r0 /* Offset > 2^32 ? */
|
||||
jnz 2f
|
||||
alr %r1,%r3 /* Add length to offset. */
|
||||
brc 3,2f /* Carry -> EINVAL. */
|
||||
|
||||
la %r2,0x60(%r15) /* Load address of parameter list. */
|
||||
svc SYS_ify(mmap2) /* Do the system call trap. */
|
||||
|
||||
l %r15,0(%r15) /* Load back chain. */
|
||||
lm %r6,%r15,24(%r15) /* Load registers. */
|
||||
|
||||
/* Check gpr 2 for error. */
|
||||
lhi %r0,-4096
|
||||
clr %r2,%r0
|
||||
jnl SYSCALL_ERROR_LABEL
|
||||
|
||||
/* Successful; return the syscall's value. */
|
||||
br %r14
|
||||
#endif
|
||||
|
||||
2: lhi %r2,-EINVAL
|
||||
l %r15,0(%r15) /* Load back chain. */
|
||||
lm %r6,%r15,24(%r15) /* Load registers. */
|
||||
j SYSCALL_ERROR_LABEL
|
||||
|
||||
PSEUDO_END (__mmap64)
|
||||
|
||||
weak_alias (__mmap64, mmap64)
|
Loading…
Reference in New Issue
Block a user