diff options
Diffstat (limited to 'winsup/cygwin/fhandler_disk_file.cc')
| -rw-r--r-- | winsup/cygwin/fhandler_disk_file.cc | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/winsup/cygwin/fhandler_disk_file.cc b/winsup/cygwin/fhandler_disk_file.cc index f649d4dbd..b330a96e6 100644 --- a/winsup/cygwin/fhandler_disk_file.cc +++ b/winsup/cygwin/fhandler_disk_file.cc @@ -12,6 +12,7 @@ details. */ #include <unistd.h> #include <stdlib.h> #include <sys/cygwin.h> +#include <sys/acl.h> #include <signal.h> #include "cygerrno.h" #include "perprocess.h" @@ -445,6 +446,83 @@ fhandler_disk_file::fchown (__uid32_t uid, __gid32_t gid) return res; } +int _stdcall +fhandler_disk_file::facl (int cmd, int nentries, __aclent32_t *aclbufp) +{ + int res = -1; + int oret = 0; + + if (!get_io_handle ()) + { + query_open (query_write_control); + if (!(oret = open_fs (O_BINARY, 0))) + return -1; + } + + if (!pc.has_acls () || !allow_ntsec) + { + switch (cmd) + { + struct __stat64 st; + + case SETACL: + set_errno (ENOSYS); + break; + case GETACL: + if (!aclbufp) + set_errno(EFAULT); + else if (nentries < MIN_ACL_ENTRIES) + set_errno (ENOSPC); + else if (!fstat_by_handle (&st)) + { + aclbufp[0].a_type = USER_OBJ; + aclbufp[0].a_id = st.st_uid; + aclbufp[0].a_perm = (st.st_mode & S_IRWXU) >> 6; + aclbufp[1].a_type = GROUP_OBJ; + aclbufp[1].a_id = st.st_gid; + aclbufp[1].a_perm = (st.st_mode & S_IRWXG) >> 3; + aclbufp[2].a_type = OTHER_OBJ; + aclbufp[2].a_id = ILLEGAL_GID; + aclbufp[2].a_perm = st.st_mode & S_IRWXO; + aclbufp[3].a_type = CLASS_OBJ; + aclbufp[3].a_id = ILLEGAL_GID; + aclbufp[3].a_perm = S_IRWXU | S_IRWXG | S_IRWXO; + res = MIN_ACL_ENTRIES; + } + break; + case GETACLCNT: + res = MIN_ACL_ENTRIES; + break; + } + } + else + { + switch (cmd) + { + case SETACL: + if (!aclsort32 (nentries, 0, aclbufp)) + res = setacl (get_io_handle (), pc, nentries, aclbufp); + break; + case GETACL: + if (!aclbufp) + set_errno(EFAULT); + else + res = getacl (get_io_handle (), pc, pc, nentries, aclbufp); + break; + case GETACLCNT: + res = getacl (get_io_handle (), pc, pc, 0, NULL); + default: + set_errno (EINVAL); + break; + } + } + + if (oret) + close_fs (); + + return res; +} + fhandler_disk_file::fhandler_disk_file () : fhandler_base () { |