diff options
Diffstat (limited to 'usermux/mux.c')
| -rw-r--r-- | usermux/mux.c | 38 |
1 files changed, 20 insertions, 18 deletions
diff --git a/usermux/mux.c b/usermux/mux.c index 932361fd..54468ba7 100644 --- a/usermux/mux.c +++ b/usermux/mux.c @@ -1,6 +1,6 @@ /* Root usermux node - Copyright (C) 1997 Free Software Foundation, Inc. + Copyright (C) 1997, 1998 Free Software Foundation, Inc. Written by Miles Bader <miles@gnu.ai.mit.edu> This file is part of the GNU Hurd. @@ -52,7 +52,7 @@ static error_t lookup_user (struct usermux *mux, const char *user, (*NODE, if found, should be locked, this call should unlock DIR no matter what.) */ error_t -netfs_attempt_lookup (struct iouser *user, struct node *dir, +netfs_attempt_lookup (struct iouser *user, struct node *dir, char *name, struct node **node) { error_t err; @@ -106,7 +106,7 @@ get_dirents (struct node *dir, { struct passwd *pw; char *p = *data; - int count = 0; + int count = 0; int entry_type = (S_ISLNK (dir->nn->mux->stat_template.st_mode) ? DT_LNK : DT_REG); @@ -119,18 +119,20 @@ get_dirents (struct node *dir, size_t sz = DIRENT_LEN (name_len); if ((p - *data) + sz > size) - if (max_data_len > 0) - break; - else - /* Try to grow our return buffer. */ - { - vm_address_t extension = (vm_address_t)(*data + size); - err = vm_allocate (mach_task_self (), &extension, - DIRENTS_CHUNK_SIZE, 0); - if (err) - break; - size += DIRENTS_CHUNK_SIZE; - } + { + if (max_data_len > 0) + break; + else + /* Try to grow our return buffer. */ + { + vm_address_t extension = (vm_address_t)(*data + size); + err = vm_allocate (mach_task_self (), &extension, + DIRENTS_CHUNK_SIZE, 0); + if (err) + break; + size += DIRENTS_CHUNK_SIZE; + } + } hdr.d_namlen = name_len; hdr.d_fileno = pw->pw_uid + USERMUX_FILENO_UID_OFFSET; @@ -223,7 +225,7 @@ netfs_get_dirents (struct iouser *cred, struct node *dir, rwlock_reader_unlock (&cache_lock); return EINVAL; } - + first += e->d_reclen; bytes_left -= e->d_reclen; entries_left--; @@ -255,7 +257,7 @@ netfs_get_dirents (struct iouser *cred, struct node *dir, *data_len = bytes_left; *data_entries = entries_left; - + err = vm_allocate (mach_task_self (), (vm_address_t *)data, bytes_left, 1); if (! err) bcopy (cached_data, *data, bytes_left); @@ -364,7 +366,7 @@ lookup_pwent (struct usermux *mux, const char *user, struct passwd *pw, } return 0; -} +} /* Lookup the user USER in MUX, and return the resulting node in NODE, with an additional reference, or an error. */ |