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Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061626364656667686970717273747576777879/* SPDX-License-Identifier: GPL-2.0 */#ifndef __ALPHA_STRING_H__#define __ALPHA_STRING_H__
#ifdef __KERNEL__
/* * GCC of any recent vintage doesn't do stupid things with bcopy. * EGCS 1.1 knows all about expanding memcpy inline, others don't. * * Similarly for a memset with data = 0. */
#define __HAVE_ARCH_MEMCPYextern void * memcpy(void *, const void *, size_t);#define __HAVE_ARCH_MEMMOVEextern void * memmove(void *, const void *, size_t);
/* For backward compatibility with modules. Unused otherwise. */extern void * __memcpy(void *, const void *, size_t);
#define memcpy __builtin_memcpy
#define __HAVE_ARCH_MEMSETextern void * __constant_c_memset(void *, unsigned long, size_t);extern void * ___memset(void *, int, size_t);extern void * __memset(void *, int, size_t);extern void * memset(void *, int, size_t);
/* For gcc 3.x, we cannot have the inline function named "memset" because the __builtin_memset will attempt to resolve to the inline as well, leading to a "sorry" about unimplemented recursive inlining. */extern inline void *__memset(void *s, int c, size_t n){ if (__builtin_constant_p(c)) { if (__builtin_constant_p(n)) { return __builtin_memset(s, c, n); } else { unsigned long c8 = (c & 0xff) * 0x0101010101010101UL; return __constant_c_memset(s, c8, n); } } return ___memset(s, c, n);}
#define memset __memset
#define __HAVE_ARCH_STRCPYextern char * strcpy(char *,const char *);#define __HAVE_ARCH_STRCATextern char * strcat(char *, const char *);#define __HAVE_ARCH_STRNCATextern char * strncat(char *, const char *, size_t);#define __HAVE_ARCH_STRCHRextern char * strchr(const char *,int);#define __HAVE_ARCH_STRRCHRextern char * strrchr(const char *,int);#define __HAVE_ARCH_STRLENextern size_t strlen(const char *);#define __HAVE_ARCH_MEMCHRextern void * memchr(const void *, int, size_t);
/* The following routine is like memset except that it writes 16-bit aligned values. The DEST and COUNT parameters must be even for correct operation. */
#define __HAVE_ARCH_MEMSET16extern void * __memset16(void *dest, unsigned short, size_t count);static inline void *memset16(uint16_t *p, uint16_t v, size_t n){ if (__builtin_constant_p(v)) return __constant_c_memset(p, 0x0001000100010001UL * v, n * 2); return __memset16(p, v, n * 2);}
#endif /* __KERNEL__ */
#endif /* __ALPHA_STRING_H__ */