Release 4.14 arch/um/os-Linux/user_syms.c
// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/module.h>
/* Some of this are builtin function (some are not but could in the future),
* so I *must* declare good prototypes for them and then EXPORT them.
* The kernel code uses the macro defined by include/linux/string.h,
* so I undef macros; the userspace code does not include that and I
* add an EXPORT for the glibc one.
*/
#undef strlen
#undef strstr
#undef memcpy
#undef memset
extern size_t strlen(const char *);
extern void *memmove(void *, const void *, size_t);
extern void *memset(void *, int, size_t);
extern int printf(const char *, ...);
/* If it's not defined, the export is included in lib/string.c.*/
#ifdef __HAVE_ARCH_STRSTR
EXPORT_SYMBOL(strstr);
#endif
#ifndef __x86_64__
extern void *memcpy(void *, const void *, size_t);
EXPORT_SYMBOL(memcpy);
#endif
EXPORT_SYMBOL(memmove);
EXPORT_SYMBOL(memset);
EXPORT_SYMBOL(printf);
/* Here, instead, I can provide a fake prototype. Yes, someone cares: genksyms.
* However, the modules will use the CRC defined *here*, no matter if it is
* good; so the versions of these symbols will always match
*/
#define EXPORT_SYMBOL_PROTO(sym) \
int sym(void); \
EXPORT_SYMBOL(sym);
extern void readdir64(void) __attribute__((weak));
EXPORT_SYMBOL(readdir64);
extern void truncate64(void) __attribute__((weak));
EXPORT_SYMBOL(truncate64);
#ifdef CONFIG_ARCH_REUSE_HOST_VSYSCALL_AREA
EXPORT_SYMBOL(vsyscall_ehdr);
EXPORT_SYMBOL(vsyscall_end);
#endif
EXPORT_SYMBOL_PROTO(__errno_location);
EXPORT_SYMBOL_PROTO(access);
EXPORT_SYMBOL_PROTO(open);
EXPORT_SYMBOL_PROTO(open64);
EXPORT_SYMBOL_PROTO(close);
EXPORT_SYMBOL_PROTO(read);
EXPORT_SYMBOL_PROTO(write);
EXPORT_SYMBOL_PROTO(dup2);
EXPORT_SYMBOL_PROTO(__xstat);
EXPORT_SYMBOL_PROTO(__lxstat);
EXPORT_SYMBOL_PROTO(__lxstat64);
EXPORT_SYMBOL_PROTO(__fxstat64);
EXPORT_SYMBOL_PROTO(lseek);
EXPORT_SYMBOL_PROTO(lseek64);
EXPORT_SYMBOL_PROTO(chown);
EXPORT_SYMBOL_PROTO(fchown);
EXPORT_SYMBOL_PROTO(truncate);
EXPORT_SYMBOL_PROTO(ftruncate64);
EXPORT_SYMBOL_PROTO(utime);
EXPORT_SYMBOL_PROTO(utimes);
EXPORT_SYMBOL_PROTO(futimes);
EXPORT_SYMBOL_PROTO(chmod);
EXPORT_SYMBOL_PROTO(fchmod);
EXPORT_SYMBOL_PROTO(rename);
EXPORT_SYMBOL_PROTO(__xmknod);
EXPORT_SYMBOL_PROTO(symlink);
EXPORT_SYMBOL_PROTO(link);
EXPORT_SYMBOL_PROTO(unlink);
EXPORT_SYMBOL_PROTO(readlink);
EXPORT_SYMBOL_PROTO(mkdir);
EXPORT_SYMBOL_PROTO(rmdir);
EXPORT_SYMBOL_PROTO(opendir);
EXPORT_SYMBOL_PROTO(readdir);
EXPORT_SYMBOL_PROTO(closedir);
EXPORT_SYMBOL_PROTO(seekdir);
EXPORT_SYMBOL_PROTO(telldir);
EXPORT_SYMBOL_PROTO(ioctl);
EXPORT_SYMBOL_PROTO(pread64);
EXPORT_SYMBOL_PROTO(pwrite64);
EXPORT_SYMBOL_PROTO(statfs);
EXPORT_SYMBOL_PROTO(statfs64);
EXPORT_SYMBOL_PROTO(getuid);
EXPORT_SYMBOL_PROTO(fsync);
EXPORT_SYMBOL_PROTO(fdatasync);
EXPORT_SYMBOL_PROTO(lstat64);
EXPORT_SYMBOL_PROTO(fstat64);
EXPORT_SYMBOL_PROTO(mknod);
/* Export symbols used by GCC for the stack protector. */
extern void __stack_smash_handler(void *) __attribute__((weak));
EXPORT_SYMBOL(__stack_smash_handler);
extern long __guard __attribute__((weak));
EXPORT_SYMBOL(__guard);
#ifdef _FORTIFY_SOURCE
extern int __sprintf_chk(char *str, int flag, size_t strlen, const char *format);
EXPORT_SYMBOL(__sprintf_chk);
#endif
Overall Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Jeff Dike | 235 | 49.68% | 7 | 38.89% |
| Paolo 'Blaisorblade' Giarrusso | 169 | 35.73% | 5 | 27.78% |
| Richard Weinberger | 30 | 6.34% | 1 | 5.56% |
| Andrew Morton | 20 | 4.23% | 1 | 5.56% |
| Al Viro | 18 | 3.81% | 3 | 16.67% |
| Greg Kroah-Hartman | 1 | 0.21% | 1 | 5.56% |
| Total | 473 | 100.00% | 18 | 100.00% |
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