Commit Graph

105 Commits

Author SHA1 Message Date
Christopher Faylor 6fdd213161 * miscfuncs.cc (+__check_invalid_read_ptr_errno): New function.
* syscalls.c (_write): Validate that write buffer is accessible for reading,
not writing.
* winsup.h: Declare new function, increase regparmization of check_* functions.
2001-10-20 05:08:21 +00:00
Christopher Faylor 1ff9f4b937 * cygheap.h (init_cygheap): Move heap pointers here.
* include/sys/cygwin.h (perprocess): Remove heap pointers.
* dcrt0.cc (__cygwin_user_data): Reflect obsolete perprocess stuff.
(_dll_crt0): Don't initialize heap pointers.
(cygwin_dll_init): Ditto.
(release_upto): Use heap pointers from cygheap.
* heap.h: Ditto.
* fork.cc (fork_parent): Ditto.  Don't set heap pointers in ch.
(fork_child): Remove obsolete sigproc_fixup_after_fork.
* shared.cc (memory_init): Reorganize so that cygheap initialization is called
prior to regular heap since regular heap uses cygheap now.
* sigproc.cc (proc_subproc): Eliminate zombies allocation.
(sigproc_init): Move zombies alloation here.  Don't free up array on fork, just
reuse it.
(sigproc_fixup_after_fork): Eliminate.
* sigproc.h: Ditto.
* include/cygwin/version.h: Reflect change to perprocess structure.
2001-09-07 21:32:07 +00:00
Christopher Faylor 57c89867f5 Move appropriate variables to NO_COPY segment, throughout. 2001-09-06 05:17:22 +00:00
Christopher Faylor 7a4078ee34 Change check_null_empty_path* to check_null_empty_str* throughout.
* path.cc (path_conv::check): Add signal protection here since retrieving info
about remote shares can take some time.
* path.h (check_null_empty_str_errno): Convert to a function prototype.
* path.cc (check_null_empty_str): Move to miscfuncs.cc.
* miscfuncs.cc (check_null_empty_str_errno): New function.
(__check_null_invalid_struct): Ditto.
(__check_null_invalid_struct_errno): Ditto.
(check_null_empty_str): Change from VirtualQuery to IsBadWritePtr.
* thread.cc (check_valid_pointer): Ditto.
* resource.cc (getrlimit): Use check_null_invalid_struct macro for checking
validity of pointer.
(setrlimit): Ditto.
2001-06-28 02:19:57 +00:00
DJ Delorie 2556e737ec * Makefile.in: add miscfuncs.cc
* miscfuncs.cc: new, miscellaneous functions
* winsup.h: define table-driven tolower/toupper
* environ.cc: use them
* fhandler_console.cc: ditto
* fhandler_termios: ditto
* path.cc: ditto
(strncasematch, strcasematch, strcasestr): move to miscfuncs.cc
2000-10-19 03:12:44 +00:00