commit f9de8bfe1a731c309b91d175b4f6f4aeb786effa Author: Siddhesh Poyarekar Date: Tue Dec 15 23:50:09 2020 +0530 nonstring: Enable __FORTIFY_LEVEL=3 Use __builtin_dynamic_object_size in the remaining functions that don't have compiler builtins as is the case for string functions. diff --git a/io/bits/poll2.h b/io/bits/poll2.h index 7e8406b87d6319f8..f47fd9ad0945234f 100644 --- a/io/bits/poll2.h +++ b/io/bits/poll2.h @@ -35,12 +35,13 @@ extern int __REDIRECT (__poll_chk_warn, (struct pollfd *__fds, nfds_t __nfds, __fortify_function int poll (struct pollfd *__fds, nfds_t __nfds, int __timeout) { - if (__bos (__fds) != (__SIZE_TYPE__) -1) + if (__glibc_objsize (__fds) != (__SIZE_TYPE__) -1) { if (! __builtin_constant_p (__nfds)) - return __poll_chk (__fds, __nfds, __timeout, __bos (__fds)); - else if (__bos (__fds) / sizeof (*__fds) < __nfds) - return __poll_chk_warn (__fds, __nfds, __timeout, __bos (__fds)); + return __poll_chk (__fds, __nfds, __timeout, __glibc_objsize (__fds)); + else if (__glibc_objsize (__fds) / sizeof (*__fds) < __nfds) + return __poll_chk_warn (__fds, __nfds, __timeout, + __glibc_objsize (__fds)); } return __poll_alias (__fds, __nfds, __timeout); @@ -65,13 +66,14 @@ __fortify_function int ppoll (struct pollfd *__fds, nfds_t __nfds, const struct timespec *__timeout, const __sigset_t *__ss) { - if (__bos (__fds) != (__SIZE_TYPE__) -1) + if (__glibc_objsize (__fds) != (__SIZE_TYPE__) -1) { if (! __builtin_constant_p (__nfds)) - return __ppoll_chk (__fds, __nfds, __timeout, __ss, __bos (__fds)); - else if (__bos (__fds) / sizeof (*__fds) < __nfds) + return __ppoll_chk (__fds, __nfds, __timeout, __ss, + __glibc_objsize (__fds)); + else if (__glibc_objsize (__fds) / sizeof (*__fds) < __nfds) return __ppoll_chk_warn (__fds, __nfds, __timeout, __ss, - __bos (__fds)); + __glibc_objsize (__fds)); } return __ppoll_alias (__fds, __nfds, __timeout, __ss); diff --git a/libio/bits/stdio.h b/libio/bits/stdio.h index 4ab919031f77a960..1372d4bf70c43d53 100644 --- a/libio/bits/stdio.h +++ b/libio/bits/stdio.h @@ -31,7 +31,7 @@ #ifdef __USE_EXTERN_INLINES -/* For -D_FORTIFY_SOURCE{,=2} bits/stdio2.h will define a different +/* For -D_FORTIFY_SOURCE{,=2,=3} bits/stdio2.h will define a different inline. */ # if !(__USE_FORTIFY_LEVEL > 0 && defined __fortify_function) /* Write formatted output to stdout from argument list ARG. */ diff --git a/libio/bits/stdio2.h b/libio/bits/stdio2.h index 11651506a67daea0..2cd69f44cfadfc9f 100644 --- a/libio/bits/stdio2.h +++ b/libio/bits/stdio2.h @@ -34,12 +34,13 @@ __fortify_function int __NTH (sprintf (char *__restrict __s, const char *__restrict __fmt, ...)) { return __builtin___sprintf_chk (__s, __USE_FORTIFY_LEVEL - 1, - __bos (__s), __fmt, __va_arg_pack ()); + __glibc_objsize (__s), __fmt, + __va_arg_pack ()); } #elif !defined __cplusplus # define sprintf(str, ...) \ - __builtin___sprintf_chk (str, __USE_FORTIFY_LEVEL - 1, __bos (str), \ - __VA_ARGS__) + __builtin___sprintf_chk (str, __USE_FORTIFY_LEVEL - 1, \ + __glibc_objsize (str), __VA_ARGS__) #endif __fortify_function int @@ -47,7 +48,7 @@ __NTH (vsprintf (char *__restrict __s, const char *__restrict __fmt, __gnuc_va_list __ap)) { return __builtin___vsprintf_chk (__s, __USE_FORTIFY_LEVEL - 1, - __bos (__s), __fmt, __ap); + __glibc_objsize (__s), __fmt, __ap); } #if defined __USE_ISOC99 || defined __USE_UNIX98 @@ -65,12 +66,13 @@ __NTH (snprintf (char *__restrict __s, size_t __n, const char *__restrict __fmt, ...)) { return __builtin___snprintf_chk (__s, __n, __USE_FORTIFY_LEVEL - 1, - __bos (__s), __fmt, __va_arg_pack ()); + __glibc_objsize (__s), __fmt, + __va_arg_pack ()); } # elif !defined __cplusplus # define snprintf(str, len, ...) \ - __builtin___snprintf_chk (str, len, __USE_FORTIFY_LEVEL - 1, __bos (str), \ - __VA_ARGS__) + __builtin___snprintf_chk (str, len, __USE_FORTIFY_LEVEL - 1, \ + __glibc_objsize (str), __VA_ARGS__) # endif __fortify_function int @@ -78,7 +80,7 @@ __NTH (vsnprintf (char *__restrict __s, size_t __n, const char *__restrict __fmt, __gnuc_va_list __ap)) { return __builtin___vsnprintf_chk (__s, __n, __USE_FORTIFY_LEVEL - 1, - __bos (__s), __fmt, __ap); + __glibc_objsize (__s), __fmt, __ap); } #endif @@ -234,8 +236,8 @@ extern char *__REDIRECT (__gets_warn, (char *__str), gets) __fortify_function __wur char * gets (char *__str) { - if (__bos (__str) != (size_t) -1) - return __gets_chk (__str, __bos (__str)); + if (__glibc_objsize (__str) != (size_t) -1) + return __gets_chk (__str, __glibc_objsize (__str)); return __gets_warn (__str); } #endif @@ -254,13 +256,13 @@ extern char *__REDIRECT (__fgets_chk_warn, __fortify_function __wur char * fgets (char *__restrict __s, int __n, FILE *__restrict __stream) { - if (__bos (__s) != (size_t) -1) + if (__glibc_objsize (__s) != (size_t) -1) { if (!__builtin_constant_p (__n) || __n <= 0) - return __fgets_chk (__s, __bos (__s), __n, __stream); + return __fgets_chk (__s, __glibc_objsize (__s), __n, __stream); - if ((size_t) __n > __bos (__s)) - return __fgets_chk_warn (__s, __bos (__s), __n, __stream); + if ((size_t) __n > __glibc_objsize (__s)) + return __fgets_chk_warn (__s, __glibc_objsize (__s), __n, __stream); } return __fgets_alias (__s, __n, __stream); } @@ -284,15 +286,17 @@ __fortify_function __wur size_t fread (void *__restrict __ptr, size_t __size, size_t __n, FILE *__restrict __stream) { - if (__bos0 (__ptr) != (size_t) -1) + if (__glibc_objsize0 (__ptr) != (size_t) -1) { if (!__builtin_constant_p (__size) || !__builtin_constant_p (__n) || (__size | __n) >= (((size_t) 1) << (8 * sizeof (size_t) / 2))) - return __fread_chk (__ptr, __bos0 (__ptr), __size, __n, __stream); + return __fread_chk (__ptr, __glibc_objsize0 (__ptr), __size, __n, + __stream); - if (__size * __n > __bos0 (__ptr)) - return __fread_chk_warn (__ptr, __bos0 (__ptr), __size, __n, __stream); + if (__size * __n > __glibc_objsize0 (__ptr)) + return __fread_chk_warn (__ptr, __glibc_objsize0 (__ptr), __size, __n, + __stream); } return __fread_alias (__ptr, __size, __n, __stream); } @@ -312,13 +316,15 @@ extern char *__REDIRECT (__fgets_unlocked_chk_warn, __fortify_function __wur char * fgets_unlocked (char *__restrict __s, int __n, FILE *__restrict __stream) { - if (__bos (__s) != (size_t) -1) + if (__glibc_objsize (__s) != (size_t) -1) { if (!__builtin_constant_p (__n) || __n <= 0) - return __fgets_unlocked_chk (__s, __bos (__s), __n, __stream); + return __fgets_unlocked_chk (__s, __glibc_objsize (__s), __n, + __stream); - if ((size_t) __n > __bos (__s)) - return __fgets_unlocked_chk_warn (__s, __bos (__s), __n, __stream); + if ((size_t) __n > __glibc_objsize (__s)) + return __fgets_unlocked_chk_warn (__s, __glibc_objsize (__s), __n, + __stream); } return __fgets_unlocked_alias (__s, __n, __stream); } @@ -345,17 +351,17 @@ __fortify_function __wur size_t fread_unlocked (void *__restrict __ptr, size_t __size, size_t __n, FILE *__restrict __stream) { - if (__bos0 (__ptr) != (size_t) -1) + if (__glibc_objsize0 (__ptr) != (size_t) -1) { if (!__builtin_constant_p (__size) || !__builtin_constant_p (__n) || (__size | __n) >= (((size_t) 1) << (8 * sizeof (size_t) / 2))) - return __fread_unlocked_chk (__ptr, __bos0 (__ptr), __size, __n, - __stream); + return __fread_unlocked_chk (__ptr, __glibc_objsize0 (__ptr), __size, + __n, __stream); - if (__size * __n > __bos0 (__ptr)) - return __fread_unlocked_chk_warn (__ptr, __bos0 (__ptr), __size, __n, - __stream); + if (__size * __n > __glibc_objsize0 (__ptr)) + return __fread_unlocked_chk_warn (__ptr, __glibc_objsize0 (__ptr), + __size, __n, __stream); } # ifdef __USE_EXTERN_INLINES diff --git a/posix/bits/unistd.h b/posix/bits/unistd.h index 9a749dccf8de65cd..a0c4dcfe9c61a7b8 100644 --- a/posix/bits/unistd.h +++ b/posix/bits/unistd.h @@ -33,13 +33,14 @@ extern ssize_t __REDIRECT (__read_chk_warn, __fortify_function __wur ssize_t read (int __fd, void *__buf, size_t __nbytes) { - if (__bos0 (__buf) != (size_t) -1) + if (__glibc_objsize0 (__buf) != (size_t) -1) { if (!__builtin_constant_p (__nbytes)) - return __read_chk (__fd, __buf, __nbytes, __bos0 (__buf)); + return __read_chk (__fd, __buf, __nbytes, __glibc_objsize0 (__buf)); - if (__nbytes > __bos0 (__buf)) - return __read_chk_warn (__fd, __buf, __nbytes, __bos0 (__buf)); + if (__nbytes > __glibc_objsize0 (__buf)) + return __read_chk_warn (__fd, __buf, __nbytes, + __glibc_objsize0 (__buf)); } return __read_alias (__fd, __buf, __nbytes); } @@ -71,14 +72,15 @@ extern ssize_t __REDIRECT (__pread64_chk_warn, __fortify_function __wur ssize_t pread (int __fd, void *__buf, size_t __nbytes, __off_t __offset) { - if (__bos0 (__buf) != (size_t) -1) + if (__glibc_objsize0 (__buf) != (size_t) -1) { if (!__builtin_constant_p (__nbytes)) - return __pread_chk (__fd, __buf, __nbytes, __offset, __bos0 (__buf)); + return __pread_chk (__fd, __buf, __nbytes, __offset, + __glibc_objsize0 (__buf)); - if ( __nbytes > __bos0 (__buf)) + if ( __nbytes > __glibc_objsize0 (__buf)) return __pread_chk_warn (__fd, __buf, __nbytes, __offset, - __bos0 (__buf)); + __glibc_objsize0 (__buf)); } return __pread_alias (__fd, __buf, __nbytes, __offset); } @@ -86,14 +88,15 @@ pread (int __fd, void *__buf, size_t __nbytes, __off_t __offset) __fortify_function __wur ssize_t pread (int __fd, void *__buf, size_t __nbytes, __off64_t __offset) { - if (__bos0 (__buf) != (size_t) -1) + if (__glibc_objsize0 (__buf) != (size_t) -1) { if (!__builtin_constant_p (__nbytes)) - return __pread64_chk (__fd, __buf, __nbytes, __offset, __bos0 (__buf)); + return __pread64_chk (__fd, __buf, __nbytes, __offset, + __glibc_objsize0 (__buf)); - if ( __nbytes > __bos0 (__buf)) + if ( __nbytes > __glibc_objsize0 (__buf)) return __pread64_chk_warn (__fd, __buf, __nbytes, __offset, - __bos0 (__buf)); + __glibc_objsize0 (__buf)); } return __pread64_alias (__fd, __buf, __nbytes, __offset); @@ -104,14 +107,15 @@ pread (int __fd, void *__buf, size_t __nbytes, __off64_t __offset) __fortify_function __wur ssize_t pread64 (int __fd, void *__buf, size_t __nbytes, __off64_t __offset) { - if (__bos0 (__buf) != (size_t) -1) + if (__glibc_objsize0 (__buf) != (size_t) -1) { if (!__builtin_constant_p (__nbytes)) - return __pread64_chk (__fd, __buf, __nbytes, __offset, __bos0 (__buf)); + return __pread64_chk (__fd, __buf, __nbytes, __offset, + __glibc_objsize0 (__buf)); - if ( __nbytes > __bos0 (__buf)) + if ( __nbytes > __glibc_objsize0 (__buf)) return __pread64_chk_warn (__fd, __buf, __nbytes, __offset, - __bos0 (__buf)); + __glibc_objsize0 (__buf)); } return __pread64_alias (__fd, __buf, __nbytes, __offset); @@ -139,13 +143,14 @@ __fortify_function __nonnull ((1, 2)) __wur ssize_t __NTH (readlink (const char *__restrict __path, char *__restrict __buf, size_t __len)) { - if (__bos (__buf) != (size_t) -1) + if (__glibc_objsize (__buf) != (size_t) -1) { if (!__builtin_constant_p (__len)) - return __readlink_chk (__path, __buf, __len, __bos (__buf)); + return __readlink_chk (__path, __buf, __len, __glibc_objsize (__buf)); - if ( __len > __bos (__buf)) - return __readlink_chk_warn (__path, __buf, __len, __bos (__buf)); + if ( __len > __glibc_objsize (__buf)) + return __readlink_chk_warn (__path, __buf, __len, + __glibc_objsize (__buf)); } return __readlink_alias (__path, __buf, __len); } @@ -173,14 +178,15 @@ __fortify_function __nonnull ((2, 3)) __wur ssize_t __NTH (readlinkat (int __fd, const char *__restrict __path, char *__restrict __buf, size_t __len)) { - if (__bos (__buf) != (size_t) -1) + if (__glibc_objsize (__buf) != (size_t) -1) { if (!__builtin_constant_p (__len)) - return __readlinkat_chk (__fd, __path, __buf, __len, __bos (__buf)); + return __readlinkat_chk (__fd, __path, __buf, __len, + __glibc_objsize (__buf)); - if (__len > __bos (__buf)) + if (__len > __glibc_objsize (__buf)) return __readlinkat_chk_warn (__fd, __path, __buf, __len, - __bos (__buf)); + __glibc_objsize (__buf)); } return __readlinkat_alias (__fd, __path, __buf, __len); } @@ -199,13 +205,13 @@ extern char *__REDIRECT_NTH (__getcwd_chk_warn, __fortify_function __wur char * __NTH (getcwd (char *__buf, size_t __size)) { - if (__bos (__buf) != (size_t) -1) + if (__glibc_objsize (__buf) != (size_t) -1) { if (!__builtin_constant_p (__size)) - return __getcwd_chk (__buf, __size, __bos (__buf)); + return __getcwd_chk (__buf, __size, __glibc_objsize (__buf)); - if (__size > __bos (__buf)) - return __getcwd_chk_warn (__buf, __size, __bos (__buf)); + if (__size > __glibc_objsize (__buf)) + return __getcwd_chk_warn (__buf, __size, __glibc_objsize (__buf)); } return __getcwd_alias (__buf, __size); } @@ -220,8 +226,8 @@ extern char *__REDIRECT_NTH (__getwd_warn, (char *__buf), getwd) __fortify_function __nonnull ((1)) __attribute_deprecated__ __wur char * __NTH (getwd (char *__buf)) { - if (__bos (__buf) != (size_t) -1) - return __getwd_chk (__buf, __bos (__buf)); + if (__glibc_objsize (__buf) != (size_t) -1) + return __getwd_chk (__buf, __glibc_objsize (__buf)); return __getwd_warn (__buf); } #endif @@ -239,13 +245,14 @@ extern size_t __REDIRECT_NTH (__confstr_chk_warn, __fortify_function size_t __NTH (confstr (int __name, char *__buf, size_t __len)) { - if (__bos (__buf) != (size_t) -1) + if (__glibc_objsize (__buf) != (size_t) -1) { if (!__builtin_constant_p (__len)) - return __confstr_chk (__name, __buf, __len, __bos (__buf)); + return __confstr_chk (__name, __buf, __len, __glibc_objsize (__buf)); - if (__bos (__buf) < __len) - return __confstr_chk_warn (__name, __buf, __len, __bos (__buf)); + if (__glibc_objsize (__buf) < __len) + return __confstr_chk_warn (__name, __buf, __len, + __glibc_objsize (__buf)); } return __confstr_alias (__name, __buf, __len); } @@ -264,13 +271,13 @@ extern int __REDIRECT_NTH (__getgroups_chk_warn, __fortify_function int __NTH (getgroups (int __size, __gid_t __list[])) { - if (__bos (__list) != (size_t) -1) + if (__glibc_objsize (__list) != (size_t) -1) { if (!__builtin_constant_p (__size) || __size < 0) - return __getgroups_chk (__size, __list, __bos (__list)); + return __getgroups_chk (__size, __list, __glibc_objsize (__list)); - if (__size * sizeof (__gid_t) > __bos (__list)) - return __getgroups_chk_warn (__size, __list, __bos (__list)); + if (__size * sizeof (__gid_t) > __glibc_objsize (__list)) + return __getgroups_chk_warn (__size, __list, __glibc_objsize (__list)); } return __getgroups_alias (__size, __list); } @@ -290,13 +297,15 @@ extern int __REDIRECT_NTH (__ttyname_r_chk_warn, __fortify_function int __NTH (ttyname_r (int __fd, char *__buf, size_t __buflen)) { - if (__bos (__buf) != (size_t) -1) + if (__glibc_objsize (__buf) != (size_t) -1) { if (!__builtin_constant_p (__buflen)) - return __ttyname_r_chk (__fd, __buf, __buflen, __bos (__buf)); + return __ttyname_r_chk (__fd, __buf, __buflen, + __glibc_objsize (__buf)); - if (__buflen > __bos (__buf)) - return __ttyname_r_chk_warn (__fd, __buf, __buflen, __bos (__buf)); + if (__buflen > __glibc_objsize (__buf)) + return __ttyname_r_chk_warn (__fd, __buf, __buflen, + __glibc_objsize (__buf)); } return __ttyname_r_alias (__fd, __buf, __buflen); } @@ -316,13 +325,14 @@ extern int __REDIRECT (__getlogin_r_chk_warn, __fortify_function int getlogin_r (char *__buf, size_t __buflen) { - if (__bos (__buf) != (size_t) -1) + if (__glibc_objsize (__buf) != (size_t) -1) { if (!__builtin_constant_p (__buflen)) - return __getlogin_r_chk (__buf, __buflen, __bos (__buf)); + return __getlogin_r_chk (__buf, __buflen, __glibc_objsize (__buf)); - if (__buflen > __bos (__buf)) - return __getlogin_r_chk_warn (__buf, __buflen, __bos (__buf)); + if (__buflen > __glibc_objsize (__buf)) + return __getlogin_r_chk_warn (__buf, __buflen, + __glibc_objsize (__buf)); } return __getlogin_r_alias (__buf, __buflen); } @@ -343,13 +353,14 @@ extern int __REDIRECT_NTH (__gethostname_chk_warn, __fortify_function int __NTH (gethostname (char *__buf, size_t __buflen)) { - if (__bos (__buf) != (size_t) -1) + if (__glibc_objsize (__buf) != (size_t) -1) { if (!__builtin_constant_p (__buflen)) - return __gethostname_chk (__buf, __buflen, __bos (__buf)); + return __gethostname_chk (__buf, __buflen, __glibc_objsize (__buf)); - if (__buflen > __bos (__buf)) - return __gethostname_chk_warn (__buf, __buflen, __bos (__buf)); + if (__buflen > __glibc_objsize (__buf)) + return __gethostname_chk_warn (__buf, __buflen, + __glibc_objsize (__buf)); } return __gethostname_alias (__buf, __buflen); } @@ -372,13 +383,14 @@ extern int __REDIRECT_NTH (__getdomainname_chk_warn, __fortify_function int __NTH (getdomainname (char *__buf, size_t __buflen)) { - if (__bos (__buf) != (size_t) -1) + if (__glibc_objsize (__buf) != (size_t) -1) { if (!__builtin_constant_p (__buflen)) - return __getdomainname_chk (__buf, __buflen, __bos (__buf)); + return __getdomainname_chk (__buf, __buflen, __glibc_objsize (__buf)); - if (__buflen > __bos (__buf)) - return __getdomainname_chk_warn (__buf, __buflen, __bos (__buf)); + if (__buflen > __glibc_objsize (__buf)) + return __getdomainname_chk_warn (__buf, __buflen, + __glibc_objsize (__buf)); } return __getdomainname_alias (__buf, __buflen); } diff --git a/socket/bits/socket2.h b/socket/bits/socket2.h index a129e697352fd7cb..729e5a4cc1f4cb92 100644 --- a/socket/bits/socket2.h +++ b/socket/bits/socket2.h @@ -33,13 +33,15 @@ extern ssize_t __REDIRECT (__recv_chk_warn, __fortify_function ssize_t recv (int __fd, void *__buf, size_t __n, int __flags) { - if (__bos0 (__buf) != (size_t) -1) + if (__glibc_objsize0 (__buf) != (size_t) -1) { if (!__builtin_constant_p (__n)) - return __recv_chk (__fd, __buf, __n, __bos0 (__buf), __flags); + return __recv_chk (__fd, __buf, __n, __glibc_objsize0 (__buf), + __flags); - if (__n > __bos0 (__buf)) - return __recv_chk_warn (__fd, __buf, __n, __bos0 (__buf), __flags); + if (__n > __glibc_objsize0 (__buf)) + return __recv_chk_warn (__fd, __buf, __n, __glibc_objsize0 (__buf), + __flags); } return __recv_alias (__fd, __buf, __n, __flags); } @@ -64,14 +66,14 @@ __fortify_function ssize_t recvfrom (int __fd, void *__restrict __buf, size_t __n, int __flags, __SOCKADDR_ARG __addr, socklen_t *__restrict __addr_len) { - if (__bos0 (__buf) != (size_t) -1) + if (__glibc_objsize0 (__buf) != (size_t) -1) { if (!__builtin_constant_p (__n)) - return __recvfrom_chk (__fd, __buf, __n, __bos0 (__buf), __flags, - __addr, __addr_len); - if (__n > __bos0 (__buf)) - return __recvfrom_chk_warn (__fd, __buf, __n, __bos0 (__buf), __flags, - __addr, __addr_len); + return __recvfrom_chk (__fd, __buf, __n, __glibc_objsize0 (__buf), + __flags, __addr, __addr_len); + if (__n > __glibc_objsize0 (__buf)) + return __recvfrom_chk_warn (__fd, __buf, __n, __glibc_objsize0 (__buf), + __flags, __addr, __addr_len); } return __recvfrom_alias (__fd, __buf, __n, __flags, __addr, __addr_len); } diff --git a/stdlib/bits/stdlib.h b/stdlib/bits/stdlib.h index 53c379b99ae9d5fe..5e4114ded33f2033 100644 --- a/stdlib/bits/stdlib.h +++ b/stdlib/bits/stdlib.h @@ -36,13 +36,14 @@ extern char *__REDIRECT_NTH (__realpath_chk_warn, __fortify_function __wur char * __NTH (realpath (const char *__restrict __name, char *__restrict __resolved)) { - if (__bos (__resolved) != (size_t) -1) + if (__glibc_objsize (__resolved) != (size_t) -1) { #if defined _LIBC_LIMITS_H_ && defined PATH_MAX - if (__bos (__resolved) < PATH_MAX) - return __realpath_chk_warn (__name, __resolved, __bos (__resolved)); + if (__glibc_objsize (__resolved) < PATH_MAX) + return __realpath_chk_warn (__name, __resolved, + __glibc_objsize (__resolved)); #endif - return __realpath_chk (__name, __resolved, __bos (__resolved)); + return __realpath_chk (__name, __resolved, __glibc_objsize (__resolved)); } return __realpath_alias (__name, __resolved); @@ -63,12 +64,14 @@ extern int __REDIRECT_NTH (__ptsname_r_chk_warn, __fortify_function int __NTH (ptsname_r (int __fd, char *__buf, size_t __buflen)) { - if (__bos (__buf) != (size_t) -1) + if (__glibc_objsize (__buf) != (size_t) -1) { if (!__builtin_constant_p (__buflen)) - return __ptsname_r_chk (__fd, __buf, __buflen, __bos (__buf)); - if (__buflen > __bos (__buf)) - return __ptsname_r_chk_warn (__fd, __buf, __buflen, __bos (__buf)); + return __ptsname_r_chk (__fd, __buf, __buflen, + __glibc_objsize (__buf)); + if (__buflen > __glibc_objsize (__buf)) + return __ptsname_r_chk_warn (__fd, __buf, __buflen, + __glibc_objsize (__buf)); } return __ptsname_r_alias (__fd, __buf, __buflen); } @@ -89,8 +92,9 @@ __NTH (wctomb (char *__s, wchar_t __wchar)) #if defined MB_LEN_MAX && MB_LEN_MAX != __STDLIB_MB_LEN_MAX # error "Assumed value of MB_LEN_MAX wrong" #endif - if (__bos (__s) != (size_t) -1 && __STDLIB_MB_LEN_MAX > __bos (__s)) - return __wctomb_chk (__s, __wchar, __bos (__s)); + if (__glibc_objsize (__s) != (size_t) -1 + && __STDLIB_MB_LEN_MAX > __glibc_objsize (__s)) + return __wctomb_chk (__s, __wchar, __glibc_objsize (__s)); return __wctomb_alias (__s, __wchar); } @@ -113,15 +117,16 @@ __fortify_function size_t __NTH (mbstowcs (wchar_t *__restrict __dst, const char *__restrict __src, size_t __len)) { - if (__bos (__dst) != (size_t) -1) + if (__glibc_objsize (__dst) != (size_t) -1) { if (!__builtin_constant_p (__len)) return __mbstowcs_chk (__dst, __src, __len, - __bos (__dst) / sizeof (wchar_t)); + __glibc_objsize (__dst) / sizeof (wchar_t)); - if (__len > __bos (__dst) / sizeof (wchar_t)) + if (__len > __glibc_objsize (__dst) / sizeof (wchar_t)) return __mbstowcs_chk_warn (__dst, __src, __len, - __bos (__dst) / sizeof (wchar_t)); + (__glibc_objsize (__dst) + / sizeof (wchar_t))); } return __mbstowcs_alias (__dst, __src, __len); } @@ -144,12 +149,13 @@ __fortify_function size_t __NTH (wcstombs (char *__restrict __dst, const wchar_t *__restrict __src, size_t __len)) { - if (__bos (__dst) != (size_t) -1) + if (__glibc_objsize (__dst) != (size_t) -1) { if (!__builtin_constant_p (__len)) - return __wcstombs_chk (__dst, __src, __len, __bos (__dst)); - if (__len > __bos (__dst)) - return __wcstombs_chk_warn (__dst, __src, __len, __bos (__dst)); + return __wcstombs_chk (__dst, __src, __len, __glibc_objsize (__dst)); + if (__len > __glibc_objsize (__dst)) + return __wcstombs_chk_warn (__dst, __src, __len, + __glibc_objsize (__dst)); } return __wcstombs_alias (__dst, __src, __len); } diff --git a/wcsmbs/bits/wchar2.h b/wcsmbs/bits/wchar2.h index d62b86de3e288d53..838ba877ee4b4afe 100644 --- a/wcsmbs/bits/wchar2.h +++ b/wcsmbs/bits/wchar2.h @@ -39,15 +39,15 @@ __fortify_function wchar_t * __NTH (wmemcpy (wchar_t *__restrict __s1, const wchar_t *__restrict __s2, size_t __n)) { - if (__bos0 (__s1) != (size_t) -1) + if (__glibc_objsize0 (__s1) != (size_t) -1) { if (!__builtin_constant_p (__n)) return __wmemcpy_chk (__s1, __s2, __n, - __bos0 (__s1) / sizeof (wchar_t)); + __glibc_objsize0 (__s1) / sizeof (wchar_t)); - if (__n > __bos0 (__s1) / sizeof (wchar_t)) + if (__n > __glibc_objsize0 (__s1) / sizeof (wchar_t)) return __wmemcpy_chk_warn (__s1, __s2, __n, - __bos0 (__s1) / sizeof (wchar_t)); + __glibc_objsize0 (__s1) / sizeof (wchar_t)); } return __wmemcpy_alias (__s1, __s2, __n); } @@ -67,15 +67,16 @@ extern wchar_t *__REDIRECT_NTH (__wmemmove_chk_warn, __fortify_function wchar_t * __NTH (wmemmove (wchar_t *__s1, const wchar_t *__s2, size_t __n)) { - if (__bos0 (__s1) != (size_t) -1) + if (__glibc_objsize0 (__s1) != (size_t) -1) { if (!__builtin_constant_p (__n)) return __wmemmove_chk (__s1, __s2, __n, - __bos0 (__s1) / sizeof (wchar_t)); + __glibc_objsize0 (__s1) / sizeof (wchar_t)); - if (__n > __bos0 (__s1) / sizeof (wchar_t)) + if (__n > __glibc_objsize0 (__s1) / sizeof (wchar_t)) return __wmemmove_chk_warn (__s1, __s2, __n, - __bos0 (__s1) / sizeof (wchar_t)); + (__glibc_objsize0 (__s1) + / sizeof (wchar_t))); } return __wmemmove_alias (__s1, __s2, __n); } @@ -100,15 +101,16 @@ __fortify_function wchar_t * __NTH (wmempcpy (wchar_t *__restrict __s1, const wchar_t *__restrict __s2, size_t __n)) { - if (__bos0 (__s1) != (size_t) -1) + if (__glibc_objsize0 (__s1) != (size_t) -1) { if (!__builtin_constant_p (__n)) return __wmempcpy_chk (__s1, __s2, __n, - __bos0 (__s1) / sizeof (wchar_t)); + __glibc_objsize0 (__s1) / sizeof (wchar_t)); - if (__n > __bos0 (__s1) / sizeof (wchar_t)) + if (__n > __glibc_objsize0 (__s1) / sizeof (wchar_t)) return __wmempcpy_chk_warn (__s1, __s2, __n, - __bos0 (__s1) / sizeof (wchar_t)); + (__glibc_objsize0 (__s1) + / sizeof (wchar_t))); } return __wmempcpy_alias (__s1, __s2, __n); } @@ -128,14 +130,15 @@ extern wchar_t *__REDIRECT_NTH (__wmemset_chk_warn, __fortify_function wchar_t * __NTH (wmemset (wchar_t *__s, wchar_t __c, size_t __n)) { - if (__bos0 (__s) != (size_t) -1) + if (__glibc_objsize0 (__s) != (size_t) -1) { if (!__builtin_constant_p (__n)) - return __wmemset_chk (__s, __c, __n, __bos0 (__s) / sizeof (wchar_t)); + return __wmemset_chk (__s, __c, __n, + __glibc_objsize0 (__s) / sizeof (wchar_t)); - if (__n > __bos0 (__s) / sizeof (wchar_t)) + if (__n > __glibc_objsize0 (__s) / sizeof (wchar_t)) return __wmemset_chk_warn (__s, __c, __n, - __bos0 (__s) / sizeof (wchar_t)); + __glibc_objsize0 (__s) / sizeof (wchar_t)); } return __wmemset_alias (__s, __c, __n); } @@ -151,8 +154,9 @@ extern wchar_t *__REDIRECT_NTH (__wcscpy_alias, __fortify_function wchar_t * __NTH (wcscpy (wchar_t *__restrict __dest, const wchar_t *__restrict __src)) { - if (__bos (__dest) != (size_t) -1) - return __wcscpy_chk (__dest, __src, __bos (__dest) / sizeof (wchar_t)); + if (__glibc_objsize (__dest) != (size_t) -1) + return __wcscpy_chk (__dest, __src, + __glibc_objsize (__dest) / sizeof (wchar_t)); return __wcscpy_alias (__dest, __src); } @@ -167,8 +171,9 @@ extern wchar_t *__REDIRECT_NTH (__wcpcpy_alias, __fortify_function wchar_t * __NTH (wcpcpy (wchar_t *__restrict __dest, const wchar_t *__restrict __src)) { - if (__bos (__dest) != (size_t) -1) - return __wcpcpy_chk (__dest, __src, __bos (__dest) / sizeof (wchar_t)); + if (__glibc_objsize (__dest) != (size_t) -1) + return __wcpcpy_chk (__dest, __src, + __glibc_objsize (__dest) / sizeof (wchar_t)); return __wcpcpy_alias (__dest, __src); } @@ -191,14 +196,15 @@ __fortify_function wchar_t * __NTH (wcsncpy (wchar_t *__restrict __dest, const wchar_t *__restrict __src, size_t __n)) { - if (__bos (__dest) != (size_t) -1) + if (__glibc_objsize (__dest) != (size_t) -1) { if (!__builtin_constant_p (__n)) return __wcsncpy_chk (__dest, __src, __n, - __bos (__dest) / sizeof (wchar_t)); - if (__n > __bos (__dest) / sizeof (wchar_t)) + __glibc_objsize (__dest) / sizeof (wchar_t)); + if (__n > __glibc_objsize (__dest) / sizeof (wchar_t)) return __wcsncpy_chk_warn (__dest, __src, __n, - __bos (__dest) / sizeof (wchar_t)); + (__glibc_objsize (__dest) + / sizeof (wchar_t))); } return __wcsncpy_alias (__dest, __src, __n); } @@ -222,14 +228,15 @@ __fortify_function wchar_t * __NTH (wcpncpy (wchar_t *__restrict __dest, const wchar_t *__restrict __src, size_t __n)) { - if (__bos (__dest) != (size_t) -1) + if (__glibc_objsize (__dest) != (size_t) -1) { if (!__builtin_constant_p (__n)) return __wcpncpy_chk (__dest, __src, __n, - __bos (__dest) / sizeof (wchar_t)); - if (__n > __bos (__dest) / sizeof (wchar_t)) + __glibc_objsize (__dest) / sizeof (wchar_t)); + if (__n > __glibc_objsize (__dest) / sizeof (wchar_t)) return __wcpncpy_chk_warn (__dest, __src, __n, - __bos (__dest) / sizeof (wchar_t)); + (__glibc_objsize (__dest) + / sizeof (wchar_t))); } return __wcpncpy_alias (__dest, __src, __n); } @@ -245,8 +252,9 @@ extern wchar_t *__REDIRECT_NTH (__wcscat_alias, __fortify_function wchar_t * __NTH (wcscat (wchar_t *__restrict __dest, const wchar_t *__restrict __src)) { - if (__bos (__dest) != (size_t) -1) - return __wcscat_chk (__dest, __src, __bos (__dest) / sizeof (wchar_t)); + if (__glibc_objsize (__dest) != (size_t) -1) + return __wcscat_chk (__dest, __src, + __glibc_objsize (__dest) / sizeof (wchar_t)); return __wcscat_alias (__dest, __src); } @@ -263,9 +271,9 @@ __fortify_function wchar_t * __NTH (wcsncat (wchar_t *__restrict __dest, const wchar_t *__restrict __src, size_t __n)) { - if (__bos (__dest) != (size_t) -1) + if (__glibc_objsize (__dest) != (size_t) -1) return __wcsncat_chk (__dest, __src, __n, - __bos (__dest) / sizeof (wchar_t)); + __glibc_objsize (__dest) / sizeof (wchar_t)); return __wcsncat_alias (__dest, __src, __n); } @@ -285,18 +293,18 @@ __fortify_function int __NTH (swprintf (wchar_t *__restrict __s, size_t __n, const wchar_t *__restrict __fmt, ...)) { - if (__bos (__s) != (size_t) -1 || __USE_FORTIFY_LEVEL > 1) + if (__glibc_objsize (__s) != (size_t) -1 || __USE_FORTIFY_LEVEL > 1) return __swprintf_chk (__s, __n, __USE_FORTIFY_LEVEL - 1, - __bos (__s) / sizeof (wchar_t), + __glibc_objsize (__s) / sizeof (wchar_t), __fmt, __va_arg_pack ()); return __swprintf_alias (__s, __n, __fmt, __va_arg_pack ()); } #elif !defined __cplusplus /* XXX We might want to have support in gcc for swprintf. */ # define swprintf(s, n, ...) \ - (__bos (s) != (size_t) -1 || __USE_FORTIFY_LEVEL > 1 \ + (__glibc_objsize (s) != (size_t) -1 || __USE_FORTIFY_LEVEL > 1 \ ? __swprintf_chk (s, n, __USE_FORTIFY_LEVEL - 1, \ - __bos (s) / sizeof (wchar_t), __VA_ARGS__) \ + __glibc_objsize (s) / sizeof (wchar_t), __VA_ARGS__) \ : swprintf (s, n, __VA_ARGS__)) #endif @@ -315,9 +323,10 @@ __fortify_function int __NTH (vswprintf (wchar_t *__restrict __s, size_t __n, const wchar_t *__restrict __fmt, __gnuc_va_list __ap)) { - if (__bos (__s) != (size_t) -1 || __USE_FORTIFY_LEVEL > 1) + if (__glibc_objsize (__s) != (size_t) -1 || __USE_FORTIFY_LEVEL > 1) return __vswprintf_chk (__s, __n, __USE_FORTIFY_LEVEL - 1, - __bos (__s) / sizeof (wchar_t), __fmt, __ap); + __glibc_objsize (__s) / sizeof (wchar_t), __fmt, + __ap); return __vswprintf_alias (__s, __n, __fmt, __ap); } @@ -383,14 +392,15 @@ extern wchar_t *__REDIRECT (__fgetws_chk_warn, __fortify_function __wur wchar_t * fgetws (wchar_t *__restrict __s, int __n, __FILE *__restrict __stream) { - if (__bos (__s) != (size_t) -1) + if (__glibc_objsize (__s) != (size_t) -1) { if (!__builtin_constant_p (__n) || __n <= 0) - return __fgetws_chk (__s, __bos (__s) / sizeof (wchar_t), + return __fgetws_chk (__s, __glibc_objsize (__s) / sizeof (wchar_t), __n, __stream); - if ((size_t) __n > __bos (__s) / sizeof (wchar_t)) - return __fgetws_chk_warn (__s, __bos (__s) / sizeof (wchar_t), + if ((size_t) __n > __glibc_objsize (__s) / sizeof (wchar_t)) + return __fgetws_chk_warn (__s, + __glibc_objsize (__s) / sizeof (wchar_t), __n, __stream); } return __fgetws_alias (__s, __n, __stream); @@ -414,14 +424,17 @@ extern wchar_t *__REDIRECT (__fgetws_unlocked_chk_warn, __fortify_function __wur wchar_t * fgetws_unlocked (wchar_t *__restrict __s, int __n, __FILE *__restrict __stream) { - if (__bos (__s) != (size_t) -1) + if (__glibc_objsize (__s) != (size_t) -1) { if (!__builtin_constant_p (__n) || __n <= 0) - return __fgetws_unlocked_chk (__s, __bos (__s) / sizeof (wchar_t), + return __fgetws_unlocked_chk (__s, + __glibc_objsize (__s) / sizeof (wchar_t), __n, __stream); - if ((size_t) __n > __bos (__s) / sizeof (wchar_t)) - return __fgetws_unlocked_chk_warn (__s, __bos (__s) / sizeof (wchar_t), + if ((size_t) __n > __glibc_objsize (__s) / sizeof (wchar_t)) + return __fgetws_unlocked_chk_warn (__s, + (__glibc_objsize (__s) + / sizeof (wchar_t)), __n, __stream); } return __fgetws_unlocked_alias (__s, __n, __stream); @@ -447,8 +460,9 @@ __NTH (wcrtomb (char *__restrict __s, wchar_t __wchar, #if defined MB_LEN_MAX && MB_LEN_MAX != __WCHAR_MB_LEN_MAX # error "Assumed value of MB_LEN_MAX wrong" #endif - if (__bos (__s) != (size_t) -1 && __WCHAR_MB_LEN_MAX > __bos (__s)) - return __wcrtomb_chk (__s, __wchar, __ps, __bos (__s)); + if (__glibc_objsize (__s) != (size_t) -1 + && __WCHAR_MB_LEN_MAX > __glibc_objsize (__s)) + return __wcrtomb_chk (__s, __wchar, __ps, __glibc_objsize (__s)); return __wcrtomb_alias (__s, __wchar, __ps); } @@ -474,15 +488,16 @@ __fortify_function size_t __NTH (mbsrtowcs (wchar_t *__restrict __dst, const char **__restrict __src, size_t __len, mbstate_t *__restrict __ps)) { - if (__bos (__dst) != (size_t) -1) + if (__glibc_objsize (__dst) != (size_t) -1) { if (!__builtin_constant_p (__len)) return __mbsrtowcs_chk (__dst, __src, __len, __ps, - __bos (__dst) / sizeof (wchar_t)); + __glibc_objsize (__dst) / sizeof (wchar_t)); - if (__len > __bos (__dst) / sizeof (wchar_t)) + if (__len > __glibc_objsize (__dst) / sizeof (wchar_t)) return __mbsrtowcs_chk_warn (__dst, __src, __len, __ps, - __bos (__dst) / sizeof (wchar_t)); + (__glibc_objsize (__dst) + / sizeof (wchar_t))); } return __mbsrtowcs_alias (__dst, __src, __len, __ps); } @@ -508,13 +523,15 @@ __fortify_function size_t __NTH (wcsrtombs (char *__restrict __dst, const wchar_t **__restrict __src, size_t __len, mbstate_t *__restrict __ps)) { - if (__bos (__dst) != (size_t) -1) + if (__glibc_objsize (__dst) != (size_t) -1) { if (!__builtin_constant_p (__len)) - return __wcsrtombs_chk (__dst, __src, __len, __ps, __bos (__dst)); + return __wcsrtombs_chk (__dst, __src, __len, __ps, + __glibc_objsize (__dst)); - if (__len > __bos (__dst)) - return __wcsrtombs_chk_warn (__dst, __src, __len, __ps, __bos (__dst)); + if (__len > __glibc_objsize (__dst)) + return __wcsrtombs_chk_warn (__dst, __src, __len, __ps, + __glibc_objsize (__dst)); } return __wcsrtombs_alias (__dst, __src, __len, __ps); } @@ -542,15 +559,16 @@ __fortify_function size_t __NTH (mbsnrtowcs (wchar_t *__restrict __dst, const char **__restrict __src, size_t __nmc, size_t __len, mbstate_t *__restrict __ps)) { - if (__bos (__dst) != (size_t) -1) + if (__glibc_objsize (__dst) != (size_t) -1) { if (!__builtin_constant_p (__len)) return __mbsnrtowcs_chk (__dst, __src, __nmc, __len, __ps, - __bos (__dst) / sizeof (wchar_t)); + __glibc_objsize (__dst) / sizeof (wchar_t)); - if (__len > __bos (__dst) / sizeof (wchar_t)) + if (__len > __glibc_objsize (__dst) / sizeof (wchar_t)) return __mbsnrtowcs_chk_warn (__dst, __src, __nmc, __len, __ps, - __bos (__dst) / sizeof (wchar_t)); + (__glibc_objsize (__dst) + / sizeof (wchar_t))); } return __mbsnrtowcs_alias (__dst, __src, __nmc, __len, __ps); } @@ -578,15 +596,15 @@ __fortify_function size_t __NTH (wcsnrtombs (char *__restrict __dst, const wchar_t **__restrict __src, size_t __nwc, size_t __len, mbstate_t *__restrict __ps)) { - if (__bos (__dst) != (size_t) -1) + if (__glibc_objsize (__dst) != (size_t) -1) { if (!__builtin_constant_p (__len)) return __wcsnrtombs_chk (__dst, __src, __nwc, __len, __ps, - __bos (__dst)); + __glibc_objsize (__dst)); - if (__len > __bos (__dst)) + if (__len > __glibc_objsize (__dst)) return __wcsnrtombs_chk_warn (__dst, __src, __nwc, __len, __ps, - __bos (__dst)); + __glibc_objsize (__dst)); } return __wcsnrtombs_alias (__dst, __src, __nwc, __len, __ps); }