ada87b00e9
This is the 4.4.278 stable release # gpg: Signature made Wed Aug 4 12:56:55 2021 EEST # gpg: using RSA key 647F28654894E3BD457199BE38DBBDC86092693E # gpg: Good signature from "Greg Kroah-Hartman <gregkh@kernel.org>" [full] # gpg: gregkh@kernel.org: Verified 28 signatures in the past 11 days. Encrypted # 0 messages. # By Pavel Skripkin (4) and others # Via Greg Kroah-Hartman * tag 'v4.4.278' of https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable: Linux 4.4.278 sis900: Fix missing pci_disable_device() in probe and remove tulip: windbond-840: Fix missing pci_disable_device() in probe and remove net: llc: fix skb_over_panic mlx4: Fix missing error code in mlx4_load_one() tipc: fix sleeping in tipc accept routine netfilter: nft_nat: allow to specify layer 4 protocol NAT only cfg80211: Fix possible memory leak in function cfg80211_bss_update x86/asm: Ensure asm/proto.h can be included stand-alone NIU: fix incorrect error return, missed in previous revert can: esd_usb2: fix memory leak can: ems_usb: fix memory leak can: usb_8dev: fix memory leak ocfs2: issue zeroout to EOF blocks ocfs2: fix zero out valid data ARM: ensure the signal page contains defined contents lib/string.c: add multibyte memset functions ARM: dts: versatile: Fix up interrupt controller node names hfs: add lock nesting notation to hfs_find_init hfs: fix high memory mapping in hfs_bnode_read hfs: add missing clean-up in hfs_fill_super sctp: move 198 addresses from unusable to private scope net/802/garp: fix memleak in garp_request_join() net/802/mrp: fix memleak in mrp_request_join() workqueue: fix UAF in pwq_unbound_release_workfn() af_unix: fix garbage collect vs MSG_PEEK net: split out functions related to registering inflight socket files Change-Id: I6c1b0a69611a9f446b46b9a886637941f7f9c833
222 lines
6.1 KiB
C
222 lines
6.1 KiB
C
#ifndef _LINUX_STRING_H_
|
|
#define _LINUX_STRING_H_
|
|
|
|
|
|
#include <linux/compiler.h> /* for inline */
|
|
#include <linux/types.h> /* for size_t */
|
|
#include <linux/stddef.h> /* for NULL */
|
|
#include <stdarg.h>
|
|
#include <uapi/linux/string.h>
|
|
|
|
extern char *strndup_user(const char __user *, long);
|
|
extern void *memdup_user(const void __user *, size_t);
|
|
|
|
/*
|
|
* Include machine specific inline routines
|
|
*/
|
|
#include <asm/string.h>
|
|
|
|
#ifndef __HAVE_ARCH_STRCPY
|
|
extern char * strcpy(char *,const char *);
|
|
#endif
|
|
#ifndef __HAVE_ARCH_STRNCPY
|
|
extern char * strncpy(char *,const char *, __kernel_size_t);
|
|
#endif
|
|
#ifndef __HAVE_ARCH_STRLCPY
|
|
size_t strlcpy(char *, const char *, size_t);
|
|
#endif
|
|
#ifndef __HAVE_ARCH_STRSCPY
|
|
ssize_t strscpy(char *, const char *, size_t);
|
|
#endif
|
|
|
|
/* Wraps calls to strscpy()/memset(), no arch specific code required */
|
|
ssize_t strscpy_pad(char *dest, const char *src, size_t count);
|
|
|
|
#ifndef __HAVE_ARCH_STRCAT
|
|
extern char * strcat(char *, const char *);
|
|
#endif
|
|
#ifndef __HAVE_ARCH_STRNCAT
|
|
extern char * strncat(char *, const char *, __kernel_size_t);
|
|
#endif
|
|
#ifndef __HAVE_ARCH_STRLCAT
|
|
extern size_t strlcat(char *, const char *, __kernel_size_t);
|
|
#endif
|
|
#ifndef __HAVE_ARCH_STRCMP
|
|
extern int strcmp(const char *,const char *);
|
|
#endif
|
|
#ifndef __HAVE_ARCH_STRNCMP
|
|
extern int strncmp(const char *,const char *,__kernel_size_t);
|
|
#endif
|
|
#ifndef __HAVE_ARCH_STRCASECMP
|
|
extern int strcasecmp(const char *s1, const char *s2);
|
|
#endif
|
|
#ifndef __HAVE_ARCH_STRNCASECMP
|
|
extern int strncasecmp(const char *s1, const char *s2, size_t n);
|
|
#endif
|
|
#ifndef __HAVE_ARCH_STRCHR
|
|
extern char * strchr(const char *,int);
|
|
#endif
|
|
#ifndef __HAVE_ARCH_STRCHRNUL
|
|
extern char * strchrnul(const char *,int);
|
|
#endif
|
|
#ifndef __HAVE_ARCH_STRNCHR
|
|
extern char * strnchr(const char *, size_t, int);
|
|
#endif
|
|
#ifndef __HAVE_ARCH_STRRCHR
|
|
extern char * strrchr(const char *,int);
|
|
#endif
|
|
extern char * __must_check skip_spaces(const char *);
|
|
|
|
extern char *strim(char *);
|
|
|
|
static inline __must_check char *strstrip(char *str)
|
|
{
|
|
return strim(str);
|
|
}
|
|
|
|
#ifndef __HAVE_ARCH_STRSTR
|
|
extern char * strstr(const char *, const char *);
|
|
#endif
|
|
#ifndef __HAVE_ARCH_STRNSTR
|
|
extern char * strnstr(const char *, const char *, size_t);
|
|
#endif
|
|
#ifndef __HAVE_ARCH_STRLEN
|
|
extern __kernel_size_t strlen(const char *);
|
|
#endif
|
|
#ifndef __HAVE_ARCH_STRNLEN
|
|
extern __kernel_size_t strnlen(const char *,__kernel_size_t);
|
|
#endif
|
|
#ifndef __HAVE_ARCH_STRPBRK
|
|
extern char * strpbrk(const char *,const char *);
|
|
#endif
|
|
#ifndef __HAVE_ARCH_STRSEP
|
|
extern char * strsep(char **,const char *);
|
|
#endif
|
|
#ifndef __HAVE_ARCH_STRSPN
|
|
extern __kernel_size_t strspn(const char *,const char *);
|
|
#endif
|
|
#ifndef __HAVE_ARCH_STRCSPN
|
|
extern __kernel_size_t strcspn(const char *,const char *);
|
|
#endif
|
|
|
|
#ifndef __HAVE_ARCH_MEMSET
|
|
extern void * memset(void *,int,__kernel_size_t);
|
|
#endif
|
|
|
|
#ifndef __HAVE_ARCH_MEMSET16
|
|
extern void *memset16(uint16_t *, uint16_t, __kernel_size_t);
|
|
#endif
|
|
|
|
#ifndef __HAVE_ARCH_MEMSET32
|
|
extern void *memset32(uint32_t *, uint32_t, __kernel_size_t);
|
|
#endif
|
|
|
|
#ifndef __HAVE_ARCH_MEMSET64
|
|
extern void *memset64(uint64_t *, uint64_t, __kernel_size_t);
|
|
#endif
|
|
|
|
static inline void *memset_l(unsigned long *p, unsigned long v,
|
|
__kernel_size_t n)
|
|
{
|
|
if (BITS_PER_LONG == 32)
|
|
return memset32((uint32_t *)p, v, n);
|
|
else
|
|
return memset64((uint64_t *)p, v, n);
|
|
}
|
|
|
|
static inline void *memset_p(void **p, void *v, __kernel_size_t n)
|
|
{
|
|
if (BITS_PER_LONG == 32)
|
|
return memset32((uint32_t *)p, (uintptr_t)v, n);
|
|
else
|
|
return memset64((uint64_t *)p, (uintptr_t)v, n);
|
|
}
|
|
|
|
#ifndef __HAVE_ARCH_MEMCPY
|
|
extern void * memcpy(void *,const void *,__kernel_size_t);
|
|
#endif
|
|
#ifndef __HAVE_ARCH_MEMMOVE
|
|
extern void * memmove(void *,const void *,__kernel_size_t);
|
|
#endif
|
|
#ifndef __HAVE_ARCH_MEMSCAN
|
|
extern void * memscan(void *,int,__kernel_size_t);
|
|
#endif
|
|
#ifndef __HAVE_ARCH_MEMCMP
|
|
extern int memcmp(const void *,const void *,__kernel_size_t);
|
|
#endif
|
|
#ifndef __HAVE_ARCH_BCMP
|
|
extern int bcmp(const void *,const void *,__kernel_size_t);
|
|
#endif
|
|
#ifndef __HAVE_ARCH_MEMCHR
|
|
extern void * memchr(const void *,int,__kernel_size_t);
|
|
#endif
|
|
void *memchr_inv(const void *s, int c, size_t n);
|
|
char *strreplace(char *s, char old, char new);
|
|
|
|
extern void kfree_const(const void *x);
|
|
|
|
extern char *kstrdup(const char *s, gfp_t gfp);
|
|
extern const char *kstrdup_const(const char *s, gfp_t gfp);
|
|
extern char *kstrndup(const char *s, size_t len, gfp_t gfp);
|
|
extern void *kmemdup(const void *src, size_t len, gfp_t gfp);
|
|
extern char *kmemdup_nul(const char *s, size_t len, gfp_t gfp);
|
|
|
|
extern char **argv_split(gfp_t gfp, const char *str, int *argcp);
|
|
extern void argv_free(char **argv);
|
|
|
|
extern bool sysfs_streq(const char *s1, const char *s2);
|
|
extern int kstrtobool(const char *s, bool *res);
|
|
static inline int strtobool(const char *s, bool *res)
|
|
{
|
|
return kstrtobool(s, res);
|
|
}
|
|
|
|
int match_string(const char * const *array, size_t n, const char *string);
|
|
int __sysfs_match_string(const char * const *array, size_t n, const char *s);
|
|
|
|
/**
|
|
* sysfs_match_string - matches given string in an array
|
|
* @_a: array of strings
|
|
* @_s: string to match with
|
|
*
|
|
* Helper for __sysfs_match_string(). Calculates the size of @a automatically.
|
|
*/
|
|
#define sysfs_match_string(_a, _s) __sysfs_match_string(_a, ARRAY_SIZE(_a), _s)
|
|
|
|
#ifdef CONFIG_BINARY_PRINTF
|
|
int vbin_printf(u32 *bin_buf, size_t size, const char *fmt, va_list args);
|
|
int bstr_printf(char *buf, size_t size, const char *fmt, const u32 *bin_buf);
|
|
int bprintf(u32 *bin_buf, size_t size, const char *fmt, ...) __printf(3, 4);
|
|
#endif
|
|
|
|
extern ssize_t memory_read_from_buffer(void *to, size_t count, loff_t *ppos,
|
|
const void *from, size_t available);
|
|
|
|
int ptr_to_hashval(const void *ptr, unsigned long *hashval_out);
|
|
|
|
/**
|
|
* strstarts - does @str start with @prefix?
|
|
* @str: string to examine
|
|
* @prefix: prefix to look for.
|
|
*/
|
|
static inline bool strstarts(const char *str, const char *prefix)
|
|
{
|
|
return strncmp(str, prefix, strlen(prefix)) == 0;
|
|
}
|
|
|
|
size_t memweight(const void *ptr, size_t bytes);
|
|
void memzero_explicit(void *s, size_t count);
|
|
|
|
/**
|
|
* kbasename - return the last part of a pathname.
|
|
*
|
|
* @path: path to extract the filename from.
|
|
*/
|
|
static inline const char *kbasename(const char *path)
|
|
{
|
|
const char *tail = strrchr(path, '/');
|
|
return tail ? tail + 1 : path;
|
|
}
|
|
|
|
#endif /* _LINUX_STRING_H_ */
|