int rename(const char *, const char *)
int mknod(const char *, mode_t, dev_t)
int chmod(const char *, mode_t)
+int fchmod(int, mode_t)
int mkdir(const char *, mode_t)
int rmdir(const char *)
<!alpha,ia64,mips,mips64> int pipe(int *)
<!ia64> int query_module(const char *, int, void *, size_t, size_t)
int reboot::__reboot(int, int, int, void *)
int syslog::klogctl(int, char *, int)
+
+#
+# Low-level I/O (generally architecture-specific)
+#
+<i386,x86_64> int iopl(int)
+<i386,x86_64> int ioperm(unsigned long, unsigned long, int)
+<i386> int vm86(struct vm86_struct *)
--- /dev/null
+#ident "$Id: io.h,v 1.2 2004/01/25 07:49:39 hpa Exp $"
+/* ----------------------------------------------------------------------- *
+ *
+ * Copyright 2004 H. Peter Anvin - All Rights Reserved
+ *
+ * Permission is hereby granted, free of charge, to any person
+ * obtaining a copy of this software and associated documentation
+ * files (the "Software"), to deal in the Software without
+ * restriction, including without limitation the rights to use,
+ * copy, modify, merge, publish, distribute, sublicense, and/or
+ * sell copies of the Software, and to permit persons to whom
+ * the Software is furnished to do so, subject to the following
+ * conditions:
+ *
+ * The above copyright notice and this permission notice shall
+ * be included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
+ * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+ * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * ----------------------------------------------------------------------- */
+
+/*
+ * sys/io.h for the i386 architecture
+ *
+ * Basic I/O macros
+ */
+
+#ifndef _SYS_IO_H
+#define _SYS_IO_H 1
+
+/* I/O-related system calls */
+
+int iopl(int);
+int ioperm(unsigned long, unsigned long, int);
+
+/* Basic I/O macros */
+
+static __inline__ void
+outb(unsigned char __v, unsigned short __p)
+{
+ asm volatile("outb %0,%1" : : "a" (__v), "dN" (__p));
+}
+
+static __inline__ void
+outw(unsigned short __v, unsigned short __p)
+{
+ asm volatile("outw %0,%1" : : "a" (__v), "dN" (__p));
+}
+
+static __inline__ void
+outl(unsigned int __v, unsigned short __p)
+{
+ asm volatile("outl %0,%1" : : "a" (__v), "dN" (__p));
+}
+
+static __inline__ unsigned char
+inb(unsigned short __p)
+{
+ unsigned char __v;
+ asm volatile("inb %1,%0" : "=a" (__v) : "dN" (__p));
+ return __v;
+}
+
+static __inline__ unsigned short
+inw(unsigned short __p)
+{
+ unsigned short __v;
+ asm volatile("inw %1,%0" : "=a" (__v) : "dN" (__p));
+ return __v;
+}
+
+static __inline__ unsigned int
+inl(unsigned short __p)
+{
+ unsigned int __v;
+ asm volatile("inl %1,%0" : "=a" (__v) : "dN" (__p));
+ return __v;
+}
+
+/* String I/O macros */
+
+static __inline__ void
+outsb (unsigned short __p, const void *__d, unsigned long __n)
+{
+ asm volatile("cld; rep; outsb" : "+S" (__d), "+c" (__n) : "d" (__p));
+}
+
+static __inline__ void
+outsw (unsigned short __p, const void *__d, unsigned long __n)
+{
+ asm volatile("cld; rep; outsw" : "+S" (__d), "+c" (__n) : "d" (__p));
+}
+
+static __inline__ void
+outsl (unsigned short __p, const void *__d, unsigned long __n)
+{
+ asm volatile("cld; rep; outsl" : "+S" (__d), "+c" (__n) : "d" (__p));
+}
+
+
+static __inline__ void
+insb (unsigned short __p, void *__d, unsigned long __n)
+{
+ asm volatile("cld; rep; insb" : "+D" (__d), "+c" (__n) : "d" (__p));
+}
+
+static __inline__ void
+insw (unsigned short __p, void *__d, unsigned long __n)
+{
+ asm volatile("cld; rep; insw" : "+D" (__d), "+c" (__n) : "d" (__p));
+}
+
+static __inline__ void
+insl (unsigned short __p, void *__d, unsigned long __n)
+{
+ asm volatile("cld; rep; insl" : "+D" (__d), "+c" (__n) : "d" (__p));
+}
+
+#endif /* _SYS_IO_H */
--- /dev/null
+#ident "$Id: vm86.h,v 1.1 2004/01/25 01:34:28 hpa Exp $"
+/* ----------------------------------------------------------------------- *
+ *
+ * Copyright 2004 H. Peter Anvin - All Rights Reserved
+ *
+ * Permission is hereby granted, free of charge, to any person
+ * obtaining a copy of this software and associated documentation
+ * files (the "Software"), to deal in the Software without
+ * restriction, including without limitation the rights to use,
+ * copy, modify, merge, publish, distribute, sublicense, and/or
+ * sell copies of the Software, and to permit persons to whom
+ * the Software is furnished to do so, subject to the following
+ * conditions:
+ *
+ * The above copyright notice and this permission notice shall
+ * be included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
+ * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+ * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * ----------------------------------------------------------------------- */
+
+/*
+ * sys/vm86.h for i386
+ */
+
+#ifndef _SYS_VM86_H
+#define _SYS_VM86_H 1
+
+#include <asm/vm86.h>
+
+/* Actual system call */
+int vm86(struct vm86_struct *);
+
+#endif
--- /dev/null
+#ident "$Id: io.h,v 1.1 2004/01/25 01:34:29 hpa Exp $"
+/* ----------------------------------------------------------------------- *
+ *
+ * Copyright 2004 H. Peter Anvin - All Rights Reserved
+ *
+ * Permission is hereby granted, free of charge, to any person
+ * obtaining a copy of this software and associated documentation
+ * files (the "Software"), to deal in the Software without
+ * restriction, including without limitation the rights to use,
+ * copy, modify, merge, publish, distribute, sublicense, and/or
+ * sell copies of the Software, and to permit persons to whom
+ * the Software is furnished to do so, subject to the following
+ * conditions:
+ *
+ * The above copyright notice and this permission notice shall
+ * be included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
+ * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+ * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * ----------------------------------------------------------------------- */
+
+/*
+ * sys/io.h for the i386 architecture
+ *
+ * Basic I/O macros
+ */
+
+#ifndef _SYS_IO_H
+#define _SYS_IO_H 1
+
+/* I/O-related system calls */
+
+int iopl(int);
+int ioperm(unsigned long, unsigned long, int);
+
+/* Basic I/O macros */
+
+static __inline__ void
+outb(unsigned char __v, unsigned short __p)
+{
+ asm volatile("outb %0,%1" : : "a" (__v), "dN" (__p));
+}
+
+static __inline__ void
+outw(unsigned short __v, unsigned short __p)
+{
+ asm volatile("outw %0,%1" : : "a" (__v), "dN" (__p));
+}
+
+static __inline__ void
+outl(unsigned int __v, unsigned short __p)
+{
+ asm volatile("outl %0,%1" : : "a" (__v), "dN" (__p));
+}
+
+static __inline__ unsigned char
+inb(unsigned short __p)
+{
+ unsigned char __v;
+ asm volatile("inb %1,%0" : "=a" (__v) : "dN" (__p));
+ return v;
+}
+
+static __inline__ unsigned short
+inw(unsigned short __p)
+{
+ unsigned short __v;
+ asm volatile("inw %1,%0" : "=a" (__v) : "dN" (__p));
+ return v;
+}
+
+static __inline__ unsigned int
+inl(unsigned short __p)
+{
+ unsigned int __v;
+ asm volatile("inl %1,%0" : "=a" (__v) : "dN" (__p));
+ return v;
+}
+
+/* String I/O macros */
+
+static __inline__ void
+outsb (unsigned short __p, const void *__d, unsigned long __n)
+{
+ asm volatile("cld; rep; outsb" : "+S" (__d), "+c" (__n) : "d" (__p));
+}
+
+static __inline__ void
+outsw (unsigned short __p, const void *__d, unsigned long __n)
+{
+ asm volatile("cld; rep; outsw" : "+S" (__d), "+c" (__n) : "d" (__p));
+}
+
+static __inline__ void
+outsl (unsigned short __p, const void *__d, unsigned long __n)
+{
+ asm volatile("cld; rep; outsl" : "+S" (__d), "+c" (__n) : "d" (__p));
+}
+
+
+static __inline__ void
+insb (unsigned short __p, void *__d, unsigned long __n)
+{
+ asm volatile("cld; rep; insb" : "+D" (__d), "+c" (__n) : "d" (__p));
+}
+
+static __inline__ void
+insw (unsigned short __p, void *__d, unsigned long __n)
+{
+ asm volatile("cld; rep; insw" : "+D" (__d), "+c" (__n) : "d" (__p));
+}
+
+static __inline__ void
+insl (unsigned short __p, void *__d, unsigned long __n)
+{
+ asm volatile("cld; rep; insl" : "+D" (__d), "+c" (__n) : "d" (__p));
+}
+
+#endif /* _SYS_IO_H */
{
int flags = O_RDONLY;
int plus = 0;
- int fd;
while ( *mode ) {
- switch ( *mode ) {
+ switch ( *mode++ ) {
case 'r':
flags = O_RDONLY;
break;
plus = 1;
break;
}
- mode++;
}
if ( plus ) {
flags = (flags & ~(O_RDONLY|O_WRONLY)) | O_RDWR;
}
- fd = open(file, flags, 0666);
-
- if ( fd < 0 )
- return NULL;
- else
- return fdopen(fd, mode);
+ /* Note: __create_file(-1) == NULL, so this is safe */
+ return __create_file(open(file, flags, 0666));
}
#define SEEK_CUR 1
#define SEEK_END 2
+/*
+ * Convert between a FILE * and a file descriptor. We don't actually
+ * have any in-memory data, so we just abuse the pointer itself to
+ * hold the data. Note, however, that for file descriptors, -1 is
+ * error and 0 is a valid value; for FILE *, NULL (0) is error and
+ * non-NULL are valid.
+ */
static __inline__ int fileno(FILE *__f)
{
/* This should really be intptr_t, but size_t should be the same size */
- return (int)(size_t)__f;
+ return (int)(size_t)__f - 1;
}
static __inline__ FILE * __create_file(int __fd)
{
- return (FILE *)(size_t)__fd;
+ return (FILE *)(size_t)(__fd + 1);
}
__extern FILE *fopen(const char *, const char *);
__extern int unlink(const char *);
__extern int chdir(const char *);
__extern int chmod(const char *, mode_t);
+__extern int fchmod(int, mode_t);
__extern int mkdir(const char *, mode_t);
__extern int rmdir(const char *);
__extern int pipe(int *);
%errors = ();
%errmsg = ();
$maxerr = -1;
-$rootdir = 'linux/include/'; # Must have trailing /
+$rootdir = '../linux/include/'; # Must have trailing /
sub parse_file($) {
my($file) = @_;
#include <sys/vfs.h>
#include <sys/wait.h>
#include <unistd.h>
+
+#ifdef __i386__
+#include <sys/vm86.h>
+#endif
projects / systemd / commitdiff