diff options
Diffstat (limited to 'sysdeps/unix/sysv')
20 files changed, 344 insertions, 21 deletions
diff --git a/sysdeps/unix/sysv/linux/Makefile b/sysdeps/unix/sysv/linux/Makefile index 4bfc3eb352..8db8094dc1 100644 --- a/sysdeps/unix/sysv/linux/Makefile +++ b/sysdeps/unix/sysv/linux/Makefile @@ -76,6 +76,10 @@ sysdep_headers += netinet/in_systm.h netinet/udp.h \ sys/socketvar.h endif +ifeq ($(subdir),posix) +sysdep_routines += s_pread64 s_pwrite64 +endif + # Don't compile the ctype glue code, since there is no old non-GNU C library. inhibit-glue = yes diff --git a/sysdeps/unix/sysv/linux/alpha/pread64.c b/sysdeps/unix/sysv/linux/alpha/pread64.c new file mode 100644 index 0000000000..b7f298dea8 --- /dev/null +++ b/sysdeps/unix/sysv/linux/alpha/pread64.c @@ -0,0 +1 @@ +/* Empty since the pread syscall is equivalent. */ diff --git a/sysdeps/unix/sysv/linux/alpha/pwrite64.c b/sysdeps/unix/sysv/linux/alpha/pwrite64.c new file mode 100644 index 0000000000..b7f298dea8 --- /dev/null +++ b/sysdeps/unix/sysv/linux/alpha/pwrite64.c @@ -0,0 +1 @@ +/* Empty since the pread syscall is equivalent. */ diff --git a/sysdeps/unix/sysv/linux/alpha/syscalls.list b/sysdeps/unix/sysv/linux/alpha/syscalls.list index 71407062fb..9e4cd39a8f 100644 --- a/sysdeps/unix/sysv/linux/alpha/syscalls.list +++ b/sysdeps/unix/sysv/linux/alpha/syscalls.list @@ -21,6 +21,8 @@ getpeername - getpeername 3 __getpeername getpeername getpriority - getpriority 2 __getpriority getpriority mmap - mmap 6 __mmap mmap llseek EXTRA lseek 3 llseek +pread EXTRA pread 4 __pread pread __pread64 pread64 +pwrite EXTRA pwrite 4 __pwrite pwrite __pwrite64 pwrite64 # these are actually common with the x86: fstatfs - fstatfs 2 __fstatfs fstatfs diff --git a/sysdeps/unix/sysv/linux/bits/socket.h b/sysdeps/unix/sysv/linux/bits/socket.h index 2a8d6ed004..8f859d2e3e 100644 --- a/sysdeps/unix/sysv/linux/bits/socket.h +++ b/sysdeps/unix/sysv/linux/bits/socket.h @@ -136,10 +136,10 @@ struct msghdr socklen_t msg_namelen; /* Length of address data. */ struct iovec *msg_iov; /* Vector of data to send/receive into. */ - int msg_iovlen; /* Number of elements in the vector. */ + size_t msg_iovlen; /* Number of elements in the vector. */ __ptr_t msg_control; /* Ancillary data (eg BSD filedesc passing). */ - socklen_t msg_controllen; /* Ancillary data buffer length. */ + size_t msg_controllen; /* Ancillary data buffer length. */ int msg_flags; /* Flags on received message. */ }; @@ -147,7 +147,7 @@ struct msghdr /* Structure used for storage of ancillary data object information. */ struct cmsghdr { - socklen_t cmsg_len; /* Length of data in cmsg_data plus length + size_t cmsg_len; /* Length of data in cmsg_data plus length of cmsghdr structure. */ int cmsg_level; /* Originating protocol. */ int cmsg_type; /* Protocol specific type. */ @@ -195,6 +195,16 @@ __cmsg_nxthdr (struct msghdr *__mhdr, struct cmsghdr *__cmsg) return (struct cmsghdr *) __p; } +/* Socket level message types. This must match the definitions in + <linux/socket.h>. */ +enum + { + SCM_RIGHTS = 0x01, /* Data array contains access rights. */ +#define SCM_RIGHTS SCM_RIGHTS + __SCM_CREDENTIALS = 0x02, /* Data array is `struct ucred'. */ + __SCM_CONNECT = 0x03 /* Data array is `struct scm_connect'. */ + }; + /* Get socket manipulation related informations from kernel headers. */ #include <asm/socket.h> diff --git a/sysdeps/unix/sysv/linux/net/if_arp.h b/sysdeps/unix/sysv/linux/net/if_arp.h index d784f0cfc7..80f4516344 100644 --- a/sysdeps/unix/sysv/linux/net/if_arp.h +++ b/sysdeps/unix/sysv/linux/net/if_arp.h @@ -69,7 +69,7 @@ struct arphdr /* ARP protocol HARDWARE identifiers. */ #define ARPHRD_NETROM 0 /* From KA9Q: NET/ROM pseudo. */ -#define ARPHRD_ETHER 1 /* Ethernet 10Mbps. */ +#define ARPHRD_ETHER 1 /* Ethernet 10/100Mbps. */ #define ARPHRD_EETHER 2 /* Experimental Ethernet. */ #define ARPHRD_AX25 3 /* AX.25 Level 2. */ #define ARPHRD_PRONET 4 /* PROnet token ring. */ @@ -92,6 +92,7 @@ struct arphdr #define ARPHRD_PPP 512 #define ARPHRD_HDLC 513 /* (Cisco) HDLC. */ #define ARPHRD_LAPB 516 /* LAPB. */ +#define ARPHRD_ASH 517 /* ASH. */ #define ARPHRD_TUNNEL 768 /* IPIP tunnel. */ #define ARPHRD_TUNNEL6 769 /* IPIP6 tunnel. */ diff --git a/sysdeps/unix/sysv/linux/net/if_packet.h b/sysdeps/unix/sysv/linux/net/if_packet.h new file mode 100644 index 0000000000..60155eeac3 --- /dev/null +++ b/sysdeps/unix/sysv/linux/net/if_packet.h @@ -0,0 +1,26 @@ +/* Definitions for use with Linux SOCK_PACKET sockets. + Copyright (C) 1997 Free Software Foundation, Inc. + 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. */ + +#ifndef __IF_PACKET_H +#define __IF_PACKET_H + +/* For now we can just use the kernel definitions. */ +#include <linux/if_packet.h> + +#endif diff --git a/sysdeps/unix/sysv/linux/pread.c b/sysdeps/unix/sysv/linux/pread.c new file mode 100644 index 0000000000..eeb26eb663 --- /dev/null +++ b/sysdeps/unix/sysv/linux/pread.c @@ -0,0 +1,28 @@ +/* Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + 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 <unistd.h> + +ssize_t +__pread (int fd, void *buf, size_t nbytes, off_t offset) +{ + return __pread64 (fd, buf, nbytes, (off64_t) offset); +} + +weak_alias (__pread, pread) diff --git a/sysdeps/unix/sysv/linux/pread64.c b/sysdeps/unix/sysv/linux/pread64.c new file mode 100644 index 0000000000..e2505dbaa4 --- /dev/null +++ b/sysdeps/unix/sysv/linux/pread64.c @@ -0,0 +1,53 @@ +/* Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + 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 <errno.h> +#include <unistd.h> + +extern ssize_t __syscall_pread64 (int fd, void *buf, size_t count, + off_t offset_hi, off_t offset_lo); + +static ssize_t __emulate_pread64 (int fd, void *buf, size_t count, + off64_t offset) internal_function; + + +ssize_t +__pread64 (fd, buf, count, offset) + int fd; + void *buf; + size_t count; + off64_t offset; +{ + ssize_t result; + + /* First try the syscall. */ + result = __syscall_pread64 (fd, buf, count, (off_t) (offset >> 32), + (off_t) (offset & 0xffffffff)); + if (result == -1 && errno == ENOSYS) + /* No system call available. Use the emulation. */ + result = __emulate_pread64 (fd, buf, count, offset); + + return result; +} + +weak_alias (__pread64, pread64) + +#define __pread64(fd, buf, count, offset) \ + static internal_function __emulate_pread64 (fd, buf, count, offset) +#include <sysdeps/posix/pread64.c> diff --git a/sysdeps/unix/sysv/linux/pwrite.c b/sysdeps/unix/sysv/linux/pwrite.c new file mode 100644 index 0000000000..d8695db2a8 --- /dev/null +++ b/sysdeps/unix/sysv/linux/pwrite.c @@ -0,0 +1,28 @@ +/* Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + 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 <unistd.h> + +ssize_t +__pwrite (int fd, const void *buf, size_t nbytes, off_t offset) +{ + return __pwrite64 (fd, buf, nbytes, (off64_t) offset); +} + +weak_alias (__pwrite, pwrite) diff --git a/sysdeps/unix/sysv/linux/pwrite64.c b/sysdeps/unix/sysv/linux/pwrite64.c new file mode 100644 index 0000000000..f2b4bcbe4e --- /dev/null +++ b/sysdeps/unix/sysv/linux/pwrite64.c @@ -0,0 +1,53 @@ +/* Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + 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 <errno.h> +#include <unistd.h> + +extern ssize_t __syscall_pwrite64 (int fd, const void *buf, size_t count, + off_t offset_hi, off_t offset_lo); + +static ssize_t __emulate_pwrite64 (int fd, const void *buf, size_t count, + off64_t offset) internal_function; + + +ssize_t +__pwrite64 (fd, buf, count, offset) + int fd; + const void *buf; + size_t count; + off64_t offset; +{ + ssize_t result; + + /* First try the syscall. */ + result = __syscall_pwrite64 (fd, buf, count, (off_t) (offset >> 32), + (off_t) (offset & 0xffffffff)); + if (result == -1 && errno == ENOSYS) + /* No system call available. Use the emulation. */ + result = __emulate_pwrite64 (fd, buf, count, offset); + + return result; +} + +weak_alias (__pwrite64, pwrite64) + +#define __pwrite64(fd, buf, count, offset) \ + static internal_function __emulate_pwrite64 (fd, buf, count, offset) +#include <sysdeps/posix/pwrite64.c> diff --git a/sysdeps/unix/sysv/linux/s_pread64.c b/sysdeps/unix/sysv/linux/s_pread64.c new file mode 100644 index 0000000000..9c25a05e18 --- /dev/null +++ b/sysdeps/unix/sysv/linux/s_pread64.c @@ -0,0 +1,30 @@ +/* Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + 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 <errno.h> +#include <unistd.h> + +/* This file is used if no system call is available. */ +ssize_t +__syscall_pread64 (int fd, char *buf, size_t count, + off_t offset_hi, off_t offset_lo) +{ + __set_errno (ENOSYS); + return -1; +} diff --git a/sysdeps/unix/sysv/linux/s_pwrite64.c b/sysdeps/unix/sysv/linux/s_pwrite64.c new file mode 100644 index 0000000000..bed11fd8ee --- /dev/null +++ b/sysdeps/unix/sysv/linux/s_pwrite64.c @@ -0,0 +1,30 @@ +/* Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + 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 <errno.h> +#include <unistd.h> + +/* This file is used if no system call is available. */ +ssize_t +__syscall_pwrite64 (int fd, const char *buf, size_t count, + off_t offset_hi, off_t offset_lo) +{ + __set_errno (ENOSYS); + return -1; +} diff --git a/sysdeps/unix/sysv/linux/sparc/sparc32/init-first.h b/sysdeps/unix/sysv/linux/sparc/sparc32/init-first.h index 9bbe6bcdab..384c5c219b 100644 --- a/sysdeps/unix/sysv/linux/sparc/sparc32/init-first.h +++ b/sysdeps/unix/sysv/linux/sparc/sparc32/init-first.h @@ -76,12 +76,12 @@ cmp %g2, 0 beq 3f sethi %hi(__libc_multiple_libcs), %g3 - ld [%g4+%g2], %g2 + ld [%g2], %g2 subcc %g0, %g2, %g0 subx %g0, -1, %g2 3: or %g3, %lo(__libc_multiple_libcs), %g3 cmp %g2, 0 - st %g2, [%g3+%g4] + st %g2, [%g3] /* If so, argc et al are in %o0-%o2 already. Otherwise, load them. */ bnz " #INIT " nop diff --git a/sysdeps/unix/sysv/linux/sparc/sparc32/socket.S b/sysdeps/unix/sysv/linux/sparc/sparc32/socket.S index bdfc2fcc6d..4c65ac7f3c 100644 --- a/sysdeps/unix/sysv/linux/sparc/sparc32/socket.S +++ b/sysdeps/unix/sysv/linux/sparc/sparc32/socket.S @@ -23,6 +23,13 @@ #define P(a, b) P2(a, b) #define P2(a, b) a##b +#ifndef NARGS +#ifdef socket +#error NARGS not defined +#endif +#define NARGS 3 +#endif + .text /* The socket-oriented system calls are handled unusually in Linux. They are all gated through the single `socketcall' system call number. @@ -34,25 +41,36 @@ .globl P(__,socket) ENTRY (P(__,socket)) - mov SYS_ify(socketcall), %g1 /* System call number */ - /* Use ## so `socket' is a separate token that might be #define'd. */ - mov P(SOCKOP_,socket), %o0 /* Subcode is first arg to syscall. */ - mov %i0,%o1 /* args pointer is second arg to syscall */ + /* Drop up to 6 arguments (recvfrom) into the memory allocated by + the caller for varargs, since that's really what we have. */ + st %o0, [%sp + 68 + 0] + st %o1, [%sp + 68 + 4] +#if NARGS > 2 + st %o2, [%sp + 68 + 8] +#if NARGS > 3 + st %o3, [%sp + 68 + 12] +#if NARGS > 4 + st %o4, [%sp + 68 + 16] +#if NARGS > 5 + st %o5, [%sp + 68 + 20] +#endif +#endif +#endif +#endif + mov P(SOCKOP_,socket), %o0 /* arg 1: socket subfunction */ + add %sp, 68, %o1 /* arg 2: parameter block */ + LOADSYSCALL(socketcall) t 0x10 - bcc,a 1 - nop - save %sp,96,%sp - call __errno_location - nop - st %i0,[%o0] - restore + + bcs,a 1f + nop retl - mov -1,%o0 -1: - ret + nop + +1: SYSCALL_ERROR_HANDLER -PSEUDO_END (P(__,socket)) +END (P(__,socket)) weak_alias (P(__,socket), socket) diff --git a/sysdeps/unix/sysv/linux/sparc/sparc64/pread64.c b/sysdeps/unix/sysv/linux/sparc/sparc64/pread64.c new file mode 100644 index 0000000000..b7f298dea8 --- /dev/null +++ b/sysdeps/unix/sysv/linux/sparc/sparc64/pread64.c @@ -0,0 +1 @@ +/* Empty since the pread syscall is equivalent. */ diff --git a/sysdeps/unix/sysv/linux/sparc/sparc64/pwrite64.c b/sysdeps/unix/sysv/linux/sparc/sparc64/pwrite64.c new file mode 100644 index 0000000000..b7f298dea8 --- /dev/null +++ b/sysdeps/unix/sysv/linux/sparc/sparc64/pwrite64.c @@ -0,0 +1 @@ +/* Empty since the pread syscall is equivalent. */ diff --git a/sysdeps/unix/sysv/linux/sparc/sparc64/syscalls.list b/sysdeps/unix/sysv/linux/sparc/sparc64/syscalls.list index e5425e9a29..d0bee8fa07 100644 --- a/sysdeps/unix/sysv/linux/sparc/sparc64/syscalls.list +++ b/sysdeps/unix/sysv/linux/sparc/sparc64/syscalls.list @@ -2,6 +2,8 @@ # Whee! 64-bit systems naturally implement llseek. llseek EXTRA lseek 3 llseek +pread EXTRA pread 4 __pread pread __pread64 pread64 +pwrite EXTRA pwrite 4 __pwrite pwrite __pwrite64 pwrite64 # Override select.S in parent directory: select - select 5 __select select diff --git a/sysdeps/unix/sysv/linux/sys/prctl.h b/sysdeps/unix/sysv/linux/sys/prctl.h new file mode 100644 index 0000000000..b5b4412fc4 --- /dev/null +++ b/sysdeps/unix/sysv/linux/sys/prctl.h @@ -0,0 +1,32 @@ +/* Copyright (C) 1997 Free Software Foundation, Inc. + 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. */ + +#ifndef _SYS_PRCTL_H +#define _SYS_PRCTL_H 1 + +#include <features.h> +#include <linux/prctl.h> /* The magic values come from here */ + +__BEGIN_DECLS + +/* Control process execution. */ +extern int prctl __P ((int __option, ...)); + +__END_DECLS + +#endif /* sys/prctl.h */ diff --git a/sysdeps/unix/sysv/linux/syscalls.list b/sysdeps/unix/sysv/linux/syscalls.list index 6028a04aaf..a1fe445739 100644 --- a/sysdeps/unix/sysv/linux/syscalls.list +++ b/sysdeps/unix/sysv/linux/syscalls.list @@ -38,7 +38,9 @@ quotactl EXTRA quotactl 4 quotactl s_getdents EXTRA getdents 3 __getdents s_getpriority getpriority getpriority 2 __syscall_getpriority s_poll poll poll 3 __syscall_poll +s_pread64 EXTRA pread 5 __syscall_pread64 s_ptrace ptrace ptrace 4 __syscall_ptrace +s_pwrite64 EXTRA pwrite 5 __syscall_pwrite64 s_reboot EXTRA reboot 3 __syscall_reboot s_sigaction sigaction sigaction 3 __syscall_sigaction s_sigsuspend sigsuspend sigsuspend 3 __syscall_sigsuspend |