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glibc-2.37
include/stdlib.h
333 строки
12 KB
Jason A. Donenfeld
arc4random: simplify design for better safety
27 июл 2022, 14:58
27 июл 2022, 14:58
eaad4f9
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#ifndef _STDLIB_H #ifndef _ISOMAC # include <stddef.h> #endif /* Workaround PR90731 with GCC 9 when using ldbl redirects in C++. */ #include <bits/floatn.h> #if defined __cplusplus && __LDOUBLE_REDIRECTS_TO_FLOAT128_ABI == 1 # if __GNUC_PREREQ (9, 0) && !__GNUC_PREREQ (9, 3) # pragma GCC system_header # endif #endif #include <stdlib/stdlib.h> /* Now define the internal interfaces. */ #if !defined _ISOMAC # include <sys/stat.h> # include <rtld-malloc.h> extern __typeof (strtol_l) __strtol_l; extern __typeof (strtoul_l) __strtoul_l; extern __typeof (strtoll_l) __strtoll_l; extern __typeof (strtoull_l) __strtoull_l; extern __typeof (strtod_l) __strtod_l; extern __typeof (strtof_l) __strtof_l; extern __typeof (strtold_l) __strtold_l; libc_hidden_proto (__strtol_l) libc_hidden_proto (__strtoul_l) libc_hidden_proto (__strtoll_l) libc_hidden_proto (__strtoull_l) libc_hidden_proto (__strtod_l) libc_hidden_proto (__strtof_l) libc_hidden_proto (__strtold_l) libc_hidden_proto (exit) libc_hidden_proto (abort) libc_hidden_proto (getenv) extern __typeof (secure_getenv) __libc_secure_getenv; libc_hidden_proto (__libc_secure_getenv) libc_hidden_proto (bsearch) libc_hidden_proto (qsort) extern __typeof (qsort_r) __qsort_r; libc_hidden_proto (__qsort_r) libc_hidden_proto (lrand48_r) libc_hidden_proto (wctomb) extern long int __random (void) attribute_hidden; extern void __srandom (unsigned int __seed); extern char *__initstate (unsigned int __seed, char *__statebuf, size_t __statelen); extern char *__setstate (char *__statebuf); extern int __random_r (struct random_data *__buf, int32_t *__result) attribute_hidden; extern int __srandom_r (unsigned int __seed, struct random_data *__buf) attribute_hidden; extern int __initstate_r (unsigned int __seed, char *__statebuf, size_t __statelen, struct random_data *__buf) attribute_hidden; extern int __setstate_r (char *__statebuf, struct random_data *__buf) attribute_hidden; extern int __rand_r (unsigned int *__seed); extern int __erand48_r (unsigned short int __xsubi[3], struct drand48_data *__buffer, double *__result) attribute_hidden; extern int __nrand48_r (unsigned short int __xsubi[3], struct drand48_data *__buffer, long int *__result) attribute_hidden; extern int __jrand48_r (unsigned short int __xsubi[3], struct drand48_data *__buffer, long int *__result) attribute_hidden; extern int __srand48_r (long int __seedval, struct drand48_data *__buffer) attribute_hidden; extern int __seed48_r (unsigned short int __seed16v[3], struct drand48_data *__buffer) attribute_hidden; extern int __lcong48_r (unsigned short int __param[7], struct drand48_data *__buffer) attribute_hidden; /* Internal function to compute next state of the generator. */ extern int __drand48_iterate (unsigned short int __xsubi[3], struct drand48_data *__buffer) attribute_hidden; /* Global state for non-reentrant functions. Defined in drand48-iter.c. */ extern struct drand48_data __libc_drand48_data attribute_hidden; extern int __setenv (const char *__name, const char *__value, int __replace) attribute_hidden; extern int __unsetenv (const char *__name) attribute_hidden; extern int __clearenv (void) attribute_hidden; extern char *__mktemp (char *__template) __THROW __nonnull ((1)); libc_hidden_proto (__mktemp) extern char *__canonicalize_file_name (const char *__name); extern char *__realpath (const char *__name, char *__resolved); libc_hidden_proto (__realpath) extern int __ptsname_r (int __fd, char *__buf, size_t __buflen) attribute_hidden; # ifndef _ISOMAC extern int __ptsname_internal (int fd, char *buf, size_t buflen, struct stat64 *stp) attribute_hidden; # endif extern int __getpt (void); extern int __posix_openpt (int __oflag) attribute_hidden; extern int __add_to_environ (const char *name, const char *value, const char *combines, int replace) attribute_hidden; extern void _quicksort (void *const pbase, size_t total_elems, size_t size, __compar_d_fn_t cmp, void *arg); extern int __on_exit (void (*__func) (int __status, void *__arg), void *__arg); extern int __cxa_atexit (void (*func) (void *), void *arg, void *d); libc_hidden_proto (__cxa_atexit); extern int __cxa_thread_atexit_impl (void (*func) (void *), void *arg, void *d); extern void __call_tls_dtors (void) #ifndef SHARED __attribute__ ((weak)) #endif ; libc_hidden_proto (__call_tls_dtors) extern void __cxa_finalize (void *d); extern int __posix_memalign (void **memptr, size_t alignment, size_t size); extern void *__libc_memalign (size_t alignment, size_t size) __attribute_malloc__; extern void *__libc_reallocarray (void *__ptr, size_t __nmemb, size_t __size) __THROW __attribute_warn_unused_result__; libc_hidden_proto (__libc_reallocarray) extern int __libc_system (const char *line); extern __typeof (getpt) __getpt; extern __typeof (ptsname_r) __ptsname_r; libc_hidden_proto (__getpt) libc_hidden_proto (__ptsname_r) libc_hidden_proto (grantpt) libc_hidden_proto (unlockpt) __typeof (arc4random) __arc4random; libc_hidden_proto (__arc4random); __typeof (arc4random_buf) __arc4random_buf; libc_hidden_proto (__arc4random_buf); __typeof (arc4random_uniform) __arc4random_uniform; libc_hidden_proto (__arc4random_uniform); extern void __arc4random_buf_internal (void *buffer, size_t len) attribute_hidden; extern double __strtod_internal (const char *__restrict __nptr, char **__restrict __endptr, int __group) __THROW __nonnull ((1)) __wur; extern float __strtof_internal (const char *__restrict __nptr, char **__restrict __endptr, int __group) __THROW __nonnull ((1)) __wur; extern long double __strtold_internal (const char *__restrict __nptr, char **__restrict __endptr, int __group) __THROW __nonnull ((1)) __wur; extern long int __strtol_internal (const char *__restrict __nptr, char **__restrict __endptr, int __base, int __group) __THROW __nonnull ((1)) __wur; extern unsigned long int __strtoul_internal (const char *__restrict __nptr, char **__restrict __endptr, int __base, int __group) __THROW __nonnull ((1)) __wur; __extension__ extern long long int __strtoll_internal (const char *__restrict __nptr, char **__restrict __endptr, int __base, int __group) __THROW __nonnull ((1)) __wur; __extension__ extern unsigned long long int __strtoull_internal (const char * __restrict __nptr, char **__restrict __endptr, int __base, int __group) __THROW __nonnull ((1)) __wur; libc_hidden_proto (__strtof_internal) libc_hidden_proto (__strtod_internal) libc_hidden_proto (__strtold_internal) libc_hidden_proto (__strtol_internal) libc_hidden_proto (__strtoll_internal) libc_hidden_proto (__strtoul_internal) libc_hidden_proto (__strtoull_internal) extern double ____strtod_l_internal (const char *__restrict __nptr, char **__restrict __endptr, int __group, locale_t __loc); extern float ____strtof_l_internal (const char *__restrict __nptr, char **__restrict __endptr, int __group, locale_t __loc); extern long double ____strtold_l_internal (const char *__restrict __nptr, char **__restrict __endptr, int __group, locale_t __loc); extern long int ____strtol_l_internal (const char *__restrict __nptr, char **__restrict __endptr, int __base, int __group, locale_t __loc); extern unsigned long int ____strtoul_l_internal (const char * __restrict __nptr, char **__restrict __endptr, int __base, int __group, locale_t __loc); __extension__ extern long long int ____strtoll_l_internal (const char *__restrict __nptr, char **__restrict __endptr, int __base, int __group, locale_t __loc); __extension__ extern unsigned long long int ____strtoull_l_internal (const char * __restrict __nptr, char ** __restrict __endptr, int __base, int __group, locale_t __loc); libc_hidden_proto (____strtof_l_internal) libc_hidden_proto (____strtod_l_internal) libc_hidden_proto (____strtold_l_internal) libc_hidden_proto (____strtol_l_internal) libc_hidden_proto (____strtoll_l_internal) libc_hidden_proto (____strtoul_l_internal) libc_hidden_proto (____strtoull_l_internal) #include <bits/floatn.h> libc_hidden_proto (strtof) libc_hidden_proto (strtod) #if __LDOUBLE_REDIRECTS_TO_FLOAT128_ABI == 0 libc_hidden_proto (strtold) #endif libc_hidden_proto (strtol) libc_hidden_proto (strtoll) libc_hidden_proto (strtoul) libc_hidden_proto (strtoull) libc_hidden_proto (atoi) extern float __strtof_nan (const char *, char **, char); extern double __strtod_nan (const char *, char **, char); extern long double __strtold_nan (const char *, char **, char); extern float __wcstof_nan (const wchar_t *, wchar_t **, wchar_t); extern double __wcstod_nan (const wchar_t *, wchar_t **, wchar_t); extern long double __wcstold_nan (const wchar_t *, wchar_t **, wchar_t); libc_hidden_proto (__strtof_nan) libc_hidden_proto (__strtod_nan) libc_hidden_proto (__strtold_nan) libc_hidden_proto (__wcstof_nan) libc_hidden_proto (__wcstod_nan) libc_hidden_proto (__wcstold_nan) /* Enable _FloatN bits as needed. */ #include <bits/floatn.h> #if __HAVE_DISTINCT_FLOAT128 extern __typeof (strtof128_l) __strtof128_l; libc_hidden_proto (__strtof128_l) libc_hidden_proto (strtof128) extern _Float128 __strtof128_nan (const char *, char **, char); extern _Float128 __wcstof128_nan (const wchar_t *, wchar_t **, wchar_t); libc_hidden_proto (__strtof128_nan) libc_hidden_proto (__wcstof128_nan) extern _Float128 __strtof128_internal (const char *__restrict __nptr, char **__restrict __endptr, int __group); libc_hidden_proto (__strtof128_internal) extern _Float128 ____strtof128_l_internal (const char *__restrict __nptr, char **__restrict __endptr, int __group, locale_t __loc); libc_hidden_proto (____strtof128_l_internal) #endif extern char *__ecvt (double __value, int __ndigit, int *__restrict __decpt, int *__restrict __sign); extern char *__fcvt (double __value, int __ndigit, int *__restrict __decpt, int *__restrict __sign); extern char *__gcvt (double __value, int __ndigit, char *__buf); extern int __ecvt_r (double __value, int __ndigit, int *__restrict __decpt, int *__restrict __sign, char *__restrict __buf, size_t __len); libc_hidden_proto (__ecvt_r) extern int __fcvt_r (double __value, int __ndigit, int *__restrict __decpt, int *__restrict __sign, char *__restrict __buf, size_t __len); libc_hidden_proto (__fcvt_r) extern char *__qecvt (long double __value, int __ndigit, int *__restrict __decpt, int *__restrict __sign); extern char *__qfcvt (long double __value, int __ndigit, int *__restrict __decpt, int *__restrict __sign); extern char *__qgcvt (long double __value, int __ndigit, char *__buf); extern int __qecvt_r (long double __value, int __ndigit, int *__restrict __decpt, int *__restrict __sign, char *__restrict __buf, size_t __len); libc_hidden_proto (__qecvt_r) extern int __qfcvt_r (long double __value, int __ndigit, int *__restrict __decpt, int *__restrict __sign, char *__restrict __buf, size_t __len); libc_hidden_proto (__qfcvt_r) # if IS_IN (libc) # undef MB_CUR_MAX # define MB_CUR_MAX (_NL_CURRENT_WORD (LC_CTYPE, _NL_CTYPE_MB_CUR_MAX)) # endif struct abort_msg_s { unsigned int size; char msg[0]; }; extern struct abort_msg_s *__abort_msg; libc_hidden_proto (__abort_msg) # if IS_IN (rtld) extern __typeof (unsetenv) unsetenv attribute_hidden; extern __typeof (__strtoul_internal) __strtoul_internal attribute_hidden; # endif #endif #endif /* include/stdlib.h */