diff options
Diffstat (limited to 'source3/lib/util.c')
| -rw-r--r-- | source3/lib/util.c | 25 |
1 files changed, 22 insertions, 3 deletions
diff --git a/source3/lib/util.c b/source3/lib/util.c index 820cf376be..074b523ae0 100644 --- a/source3/lib/util.c +++ b/source3/lib/util.c @@ -1497,7 +1497,7 @@ uid_t nametouid(const char *name) char *p; uid_t u; - pass = getpwnam_alloc(NULL, name); + pass = getpwnam_alloc(talloc_autofree_context(), name); if (pass) { u = pass->pw_uid; TALLOC_FREE(pass); @@ -2255,8 +2255,8 @@ char *myhostname(void) static char *ret; if (ret == NULL) { /* This is cached forever so - * use NULL talloc ctx. */ - ret = talloc_get_myname(NULL); + * use talloc_autofree_context() ctx. */ + ret = talloc_get_myname(talloc_autofree_context()); } return ret; } @@ -2879,6 +2879,25 @@ int this_is_smp(void) } /**************************************************************** + Check if offset/length fit into bufsize. Should probably be + merged with is_offset_safe, but this would require a rewrite + of lanman.c. Later :-) +****************************************************************/ + +bool trans_oob(uint32_t bufsize, uint32_t offset, uint32_t length) +{ + if ((offset + length < offset) || (offset + length < length)) { + /* wrap */ + return true; + } + if ((offset > bufsize) || (offset + length > bufsize)) { + /* overflow */ + return true; + } + return false; +} + +/**************************************************************** Check if an offset into a buffer is safe. If this returns True it's safe to indirect into the byte at pointer ptr+off. |