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121 lines
3.2 KiB
121 lines
3.2 KiB
// SPDX-License-Identifier: GPL-2.0 |
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#include <linux/types.h> |
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#include <linux/module.h> |
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/* Some of this are builtin function (some are not but could in the future), |
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* so I *must* declare good prototypes for them and then EXPORT them. |
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* The kernel code uses the macro defined by include/linux/string.h, |
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* so I undef macros; the userspace code does not include that and I |
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* add an EXPORT for the glibc one. |
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*/ |
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#undef strlen |
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#undef strstr |
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#undef memcpy |
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#undef memset |
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extern size_t strlen(const char *); |
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extern void *memmove(void *, const void *, size_t); |
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extern void *memset(void *, int, size_t); |
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extern int printf(const char *, ...); |
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/* If it's not defined, the export is included in lib/string.c.*/ |
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#ifdef __HAVE_ARCH_STRSTR |
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EXPORT_SYMBOL(strstr); |
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#endif |
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#ifndef __x86_64__ |
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extern void *memcpy(void *, const void *, size_t); |
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EXPORT_SYMBOL(memcpy); |
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#endif |
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EXPORT_SYMBOL(memmove); |
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EXPORT_SYMBOL(memset); |
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EXPORT_SYMBOL(printf); |
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/* Here, instead, I can provide a fake prototype. Yes, someone cares: genksyms. |
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* However, the modules will use the CRC defined *here*, no matter if it is |
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* good; so the versions of these symbols will always match |
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*/ |
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#define EXPORT_SYMBOL_PROTO(sym) \ |
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int sym(void); \ |
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EXPORT_SYMBOL(sym); |
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extern void readdir64(void) __attribute__((weak)); |
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EXPORT_SYMBOL(readdir64); |
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extern void truncate64(void) __attribute__((weak)); |
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EXPORT_SYMBOL(truncate64); |
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#ifdef CONFIG_ARCH_REUSE_HOST_VSYSCALL_AREA |
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EXPORT_SYMBOL(vsyscall_ehdr); |
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EXPORT_SYMBOL(vsyscall_end); |
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#endif |
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EXPORT_SYMBOL_PROTO(__errno_location); |
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EXPORT_SYMBOL_PROTO(access); |
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EXPORT_SYMBOL_PROTO(open); |
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EXPORT_SYMBOL_PROTO(open64); |
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EXPORT_SYMBOL_PROTO(close); |
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EXPORT_SYMBOL_PROTO(read); |
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EXPORT_SYMBOL_PROTO(write); |
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EXPORT_SYMBOL_PROTO(dup2); |
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EXPORT_SYMBOL_PROTO(__xstat); |
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EXPORT_SYMBOL_PROTO(__lxstat); |
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EXPORT_SYMBOL_PROTO(__lxstat64); |
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EXPORT_SYMBOL_PROTO(__fxstat64); |
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EXPORT_SYMBOL_PROTO(lseek); |
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EXPORT_SYMBOL_PROTO(lseek64); |
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EXPORT_SYMBOL_PROTO(chown); |
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EXPORT_SYMBOL_PROTO(fchown); |
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EXPORT_SYMBOL_PROTO(truncate); |
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EXPORT_SYMBOL_PROTO(ftruncate64); |
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EXPORT_SYMBOL_PROTO(utime); |
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EXPORT_SYMBOL_PROTO(utimes); |
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EXPORT_SYMBOL_PROTO(futimes); |
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EXPORT_SYMBOL_PROTO(chmod); |
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EXPORT_SYMBOL_PROTO(fchmod); |
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EXPORT_SYMBOL_PROTO(rename); |
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EXPORT_SYMBOL_PROTO(__xmknod); |
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EXPORT_SYMBOL_PROTO(symlink); |
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EXPORT_SYMBOL_PROTO(link); |
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EXPORT_SYMBOL_PROTO(unlink); |
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EXPORT_SYMBOL_PROTO(readlink); |
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EXPORT_SYMBOL_PROTO(mkdir); |
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EXPORT_SYMBOL_PROTO(rmdir); |
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EXPORT_SYMBOL_PROTO(opendir); |
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EXPORT_SYMBOL_PROTO(readdir); |
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EXPORT_SYMBOL_PROTO(closedir); |
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EXPORT_SYMBOL_PROTO(seekdir); |
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EXPORT_SYMBOL_PROTO(telldir); |
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EXPORT_SYMBOL_PROTO(ioctl); |
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EXPORT_SYMBOL_PROTO(pread64); |
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EXPORT_SYMBOL_PROTO(pwrite64); |
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EXPORT_SYMBOL_PROTO(statfs); |
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EXPORT_SYMBOL_PROTO(statfs64); |
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EXPORT_SYMBOL_PROTO(getuid); |
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EXPORT_SYMBOL_PROTO(fsync); |
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EXPORT_SYMBOL_PROTO(fdatasync); |
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EXPORT_SYMBOL_PROTO(lstat64); |
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EXPORT_SYMBOL_PROTO(fstat64); |
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EXPORT_SYMBOL_PROTO(mknod); |
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/* Export symbols used by GCC for the stack protector. */ |
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extern void __stack_smash_handler(void *) __attribute__((weak)); |
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EXPORT_SYMBOL(__stack_smash_handler); |
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extern long __guard __attribute__((weak)); |
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EXPORT_SYMBOL(__guard); |
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#ifdef _FORTIFY_SOURCE |
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extern int __sprintf_chk(char *str, int flag, size_t strlen, const char *format); |
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EXPORT_SYMBOL(__sprintf_chk); |
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#endif
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