diff options
| -rw-r--r-- | libc/sysdeps/linux/common/getdomainname.c | 57 | ||||
| -rw-r--r-- | libc/sysdeps/linux/common/gethostname.c | 37 | ||||
| -rw-r--r-- | libc/sysdeps/linux/common/ppoll.c | 50 | ||||
| -rw-r--r-- | libc/sysdeps/linux/common/remap_file_pages.c | 16 | ||||
| -rw-r--r-- | libc/sysdeps/linux/common/sched_getaffinity.c | 50 | ||||
| -rw-r--r-- | libc/sysdeps/linux/common/sched_setaffinity.c | 78 | ||||
| -rw-r--r-- | libc/sysdeps/linux/common/splice.c | 28 | ||||
| -rw-r--r-- | libc/sysdeps/linux/common/tee.c | 16 | ||||
| -rw-r--r-- | libc/sysdeps/linux/common/vmsplice.c | 28 | ||||
| -rw-r--r-- | libc/sysdeps/linux/common/waitid.c | 16 |
10 files changed, 376 insertions, 0 deletions
diff --git a/libc/sysdeps/linux/common/getdomainname.c b/libc/sysdeps/linux/common/getdomainname.c new file mode 100644 index 000000000..86f6dfd32 --- /dev/null +++ b/libc/sysdeps/linux/common/getdomainname.c @@ -0,0 +1,57 @@ +/* + * Copyright (C) 2000-2006 Erik Andersen <andersen@uclibc.org> + * + * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball. + */ + +#include <features.h> +#include <stdlib.h> +#include <string.h> +#include <unistd.h> +#include <errno.h> +#include <sys/utsname.h> + +#if defined __USE_BSD || (defined __USE_XOPEN && !defined __USE_UNIX98) +/* Experimentally off - libc_hidden_proto(strlen) */ +/* Experimentally off - libc_hidden_proto(strcpy) */ +libc_hidden_proto(uname) + +#if !defined __UCLIBC_BSD_SPECIFIC__ +extern int getdomainname (char *__name, size_t __len) + __THROW __nonnull ((1)) __wur; +#endif +extern __typeof(getdomainname) __libc_getdomainname; +libc_hidden_proto(__libc_getdomainname) +int __libc_getdomainname(char *name, size_t len) +{ + struct utsname uts; + + if (name == NULL) { + __set_errno(EINVAL); + return -1; + } + + if (uname(&uts) == -1) return -1; + +#ifdef __USE_GNU + if (strlen(uts.domainname)+1 > len) { +#else + if (strlen(uts.__domainname)+1 > len) { +#endif + __set_errno(EINVAL); + return -1; + } +#ifdef __USE_GNU + strcpy(name, uts.domainname); +#else + strcpy(name, uts.__domainname); +#endif + return 0; +} +libc_hidden_def(__libc_getdomainname) +#if defined __UCLIBC_BSD_SPECIFIC__ +libc_hidden_proto(getdomainname) +weak_alias(__libc_getdomainname,getdomainname) +libc_hidden_weak(getdomainname) +#endif /* __UCLIBC_BSD_SPECIFIC__ */ +#endif diff --git a/libc/sysdeps/linux/common/gethostname.c b/libc/sysdeps/linux/common/gethostname.c new file mode 100644 index 000000000..8fc14ff32 --- /dev/null +++ b/libc/sysdeps/linux/common/gethostname.c @@ -0,0 +1,37 @@ +/* + * Copyright (C) 2000-2006 Erik Andersen <andersen@uclibc.org> + * + * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball. + */ + +#include <string.h> +#include <unistd.h> +#include <sys/utsname.h> +#include <errno.h> + +libc_hidden_proto(gethostname) + +/* Experimentally off - libc_hidden_proto(strlen) */ +/* Experimentally off - libc_hidden_proto(strcpy) */ +libc_hidden_proto(uname) + +int +gethostname(char *name, size_t len) +{ + struct utsname uts; + + if (name == NULL) { + __set_errno(EINVAL); + return -1; + } + + if (uname(&uts) == -1) return -1; + + if (strlen(uts.nodename)+1 > len) { + __set_errno(EINVAL); + return -1; + } + strcpy(name, uts.nodename); + return 0; +} +libc_hidden_def(gethostname) diff --git a/libc/sysdeps/linux/common/ppoll.c b/libc/sysdeps/linux/common/ppoll.c new file mode 100644 index 000000000..90b3517b2 --- /dev/null +++ b/libc/sysdeps/linux/common/ppoll.c @@ -0,0 +1,50 @@ +/* Copyright (C) 2006 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@redhat.com>, 2006. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <sys/syscall.h> +#include <sys/poll.h> + +#if defined __NR_ppoll && defined __UCLIBC_LINUX_SPECIFIC__ + +libc_hidden_proto(ppoll) + +# define __NR___libc_ppoll __NR_ppoll +static inline +_syscall4(int, __libc_ppoll, struct pollfd *, fds, + nfds_t, nfds, const struct timespec *, timeout, + const __sigset_t *, sigmask); + +int +ppoll (struct pollfd *fds, nfds_t nfds, const struct timespec *timeout, + const __sigset_t *sigmask) +{ + /* The Linux kernel can in some situations update the timeout value. + We do not want that so use a local variable. */ + struct timespec tval; + if (timeout != NULL) + { + tval = *timeout; + timeout = &tval; + } + + return __libc_ppoll(fds, nfds, timeout, sigmask); +} +libc_hidden_def(ppoll) + +#endif diff --git a/libc/sysdeps/linux/common/remap_file_pages.c b/libc/sysdeps/linux/common/remap_file_pages.c new file mode 100644 index 000000000..2af53a32e --- /dev/null +++ b/libc/sysdeps/linux/common/remap_file_pages.c @@ -0,0 +1,16 @@ +/* + * remap_file_pages() for uClibc + * + * Copyright (C) 2008 Will Newton <will.newton@imgtec.com> + * + * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball. + */ +#include <sys/mman.h> +#include <sys/syscall.h> + +#ifdef __NR_remap_file_pages + +_syscall5(int, remap_file_pages, void *, __start, size_t, __size, + int, __prot, size_t, __pgoff, int, __flags); + +#endif diff --git a/libc/sysdeps/linux/common/sched_getaffinity.c b/libc/sysdeps/linux/common/sched_getaffinity.c new file mode 100644 index 000000000..b876cf932 --- /dev/null +++ b/libc/sysdeps/linux/common/sched_getaffinity.c @@ -0,0 +1,50 @@ +/* Copyright (C) 2002, 2003, 2004, 2005, 2006 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 Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <features.h> +#ifdef __USE_GNU + +#include <sched.h> +#include <sys/types.h> +#include <sys/syscall.h> + +#include <string.h> +#include <sys/param.h> +#include <sys/types.h> + +/* Experimentally off - libc_hidden_proto(memset) */ + +#define __NR___syscall_sched_getaffinity __NR_sched_getaffinity +static inline _syscall3(int, __syscall_sched_getaffinity, __kernel_pid_t, pid, + size_t, cpusetsize, cpu_set_t *, cpuset); + +int sched_getaffinity(pid_t pid, size_t cpusetsize, cpu_set_t *cpuset) +{ + int res = (__syscall_sched_getaffinity(pid, MIN(INT_MAX, cpusetsize), + cpuset)); + + if (res != -1) { + /* Clean the rest of the memory the kernel didn't do. */ + memset ((char *) cpuset + res, '\0', cpusetsize - res); + + res = 0; + } + return res; +} + +#endif diff --git a/libc/sysdeps/linux/common/sched_setaffinity.c b/libc/sysdeps/linux/common/sched_setaffinity.c new file mode 100644 index 000000000..a25fbe356 --- /dev/null +++ b/libc/sysdeps/linux/common/sched_setaffinity.c @@ -0,0 +1,78 @@ +/* Copyright (C) 2002, 2003, 2004, 2005, 2006 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 Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <features.h> +#ifdef __USE_GNU + +#include <sched.h> +#include <sys/types.h> +#include <sys/syscall.h> + +#ifdef INTERNAL_SYSCALL /* remove this when all archs has this #defined */ + +#include <string.h> +#include <unistd.h> +#include <sys/param.h> +#include <sys/types.h> +#include <alloca.h> + +libc_hidden_proto(getpid) + +#define __NR___syscall_sched_setaffinity __NR_sched_setaffinity +static inline _syscall3(int, __syscall_sched_setaffinity, __kernel_pid_t, pid, + size_t, cpusetsize, cpu_set_t *, cpuset); + +static size_t __kernel_cpumask_size; + +int sched_setaffinity(pid_t pid, size_t cpusetsize, const cpu_set_t *cpuset) +{ + size_t cnt; + if (unlikely (__kernel_cpumask_size == 0)) { + INTERNAL_SYSCALL_DECL (err); + int res; + size_t psize = 128; + void *p = alloca (psize); + + while (res = INTERNAL_SYSCALL (sched_getaffinity, err, 3, getpid (), + psize, p), + INTERNAL_SYSCALL_ERROR_P (res, err) + && INTERNAL_SYSCALL_ERRNO (res, err) == EINVAL) + p = extend_alloca (p, psize, 2 * psize); + + if (res == 0 || INTERNAL_SYSCALL_ERROR_P (res, err)) { + __set_errno (INTERNAL_SYSCALL_ERRNO (res, err)); + return -1; + } + + __kernel_cpumask_size = res; + } + + /* We now know the size of the kernel cpumask_t. Make sure the user + does not request to set a bit beyond that. */ + for (cnt = __kernel_cpumask_size; cnt < cpusetsize; ++cnt) + if (((char *) cpuset)[cnt] != '\0') { + /* Found a nonzero byte. This means the user request cannot be + fulfilled. */ + __set_errno (EINVAL); + return -1; + } + + return INLINE_SYSCALL (sched_setaffinity, 3, pid, cpusetsize, cpuset); +} +#endif +#endif diff --git a/libc/sysdeps/linux/common/splice.c b/libc/sysdeps/linux/common/splice.c new file mode 100644 index 000000000..7e8f4e3e0 --- /dev/null +++ b/libc/sysdeps/linux/common/splice.c @@ -0,0 +1,28 @@ +/* vi: set sw=4 ts=4: */ +/* + * splice() for uClibc + * + * Copyright (C) 2000-2006 Erik Andersen <andersen@uclibc.org> + * + * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball. + */ + +#include <sys/syscall.h> +#include <fcntl.h> + +libc_hidden_proto(splice) + +#ifdef __NR_splice +_syscall6(ssize_t, splice, int, __fdin, __off64_t *, __offin, int, __fdout, + __off64_t *, __offout, size_t, __len, unsigned int, __flags); +#else +ssize_t splice(int __fdin, __off64_t *__offin, int __fdout, + __off64_t *__offout, size_t __len, unsigned int __flags) +{ + __set_errno(ENOSYS); + return -1; +} +#endif + +libc_hidden_def(splice) + diff --git a/libc/sysdeps/linux/common/tee.c b/libc/sysdeps/linux/common/tee.c new file mode 100644 index 000000000..6725e82bb --- /dev/null +++ b/libc/sysdeps/linux/common/tee.c @@ -0,0 +1,16 @@ +/* vi: set sw=4 ts=4: */ +/* + * tee() for uClibc + * + * Copyright (C) 2000-2006 Erik Andersen <andersen@uclibc.org> + * + * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball. + */ + +#include <sys/syscall.h> +#include <fcntl.h> + +#ifdef __NR_tee +_syscall4(ssize_t, tee, int, __fdin, int, __fdout, size_t, __len, + unsigned int, __flags); +#endif diff --git a/libc/sysdeps/linux/common/vmsplice.c b/libc/sysdeps/linux/common/vmsplice.c new file mode 100644 index 000000000..a0156d772 --- /dev/null +++ b/libc/sysdeps/linux/common/vmsplice.c @@ -0,0 +1,28 @@ +/* vi: set sw=4 ts=4: */ +/* + * vmsplice() for uClibc + * + * Copyright (C) 2000-2006 Erik Andersen <andersen@uclibc.org> + * + * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball. + */ + +#include <sys/syscall.h> +#include <fcntl.h> + +libc_hidden_proto(vmsplice) + +#ifdef __NR_vmsplice +_syscall4(ssize_t, vmsplice, int, __fdout, const struct iovec *, __iov, + size_t, __count, unsigned int, __flags); +#else +ssize_t vmsplice(int __fdout, const struct iovec *__iov, size_t __count, + unsigned int __flags) +{ + __set_errno(ENOSYS); + return -1; +} +#endif + +libc_hidden_def(vmsplice) + diff --git a/libc/sysdeps/linux/common/waitid.c b/libc/sysdeps/linux/common/waitid.c new file mode 100644 index 000000000..b8d2f70ba --- /dev/null +++ b/libc/sysdeps/linux/common/waitid.c @@ -0,0 +1,16 @@ +/* vi: set sw=4 ts=4: */ +/* + * Copyright (C) 2007 Erik Andersen <andersen@uclibc.org> + * + * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball. + */ + +#include <sys/syscall.h> + +#if defined __USE_SVID || defined __USE_XOPEN +#include <unistd.h> +#include <sys/types.h> +#include <sys/wait.h> + +_syscall4(int, waitid, idtype_t, idtype, id_t, id, siginfo_t*, infop, int, options); +#endif |