diff options
Diffstat (limited to 'sunrpc/clnt_unix.c')
| -rw-r--r-- | sunrpc/clnt_unix.c | 41 |
1 files changed, 18 insertions, 23 deletions
diff --git a/sunrpc/clnt_unix.c b/sunrpc/clnt_unix.c index 776ceab..9b5d7ca 100644 --- a/sunrpc/clnt_unix.c +++ b/sunrpc/clnt_unix.c @@ -338,8 +338,8 @@ static bool_t clntunix_control (CLIENT *cl, int request, char *info) { struct ct_data *ct = (struct ct_data *) cl->cl_private; - u_long *mcall_ptr; u_long ul; + u_int32_t ui32; switch (request) { @@ -367,24 +367,15 @@ clntunix_control (CLIENT *cl, int request, char *info) * first element in the call structure *. * This will get the xid of the PREVIOUS call */ -#if 0 - /* This original code has aliasing issues. */ - *(u_long *) info = ntohl (*(u_long *)ct->ct_mcall); -#else - mcall_ptr = (u_long *)ct->ct_mcall; - ul = ntohl (*mcall_ptr); + memcpy (&ui32, ct->ct_mcall, sizeof (ui32)); + ul = ntohl (ui32); memcpy (info, &ul, sizeof (ul)); -#endif break; case CLSET_XID: /* This will set the xid of the NEXT call */ -#if 0 - /* This original code has aliasing issues. */ - *(u_long *) ct->ct_mcall = htonl (*(u_long *)info - 1); -#else - ul = ntohl (*(u_long *)info - 1); - memcpy (ct->ct_mcall, &ul, sizeof (ul)); -#endif + memcpy (&ul, info, sizeof (ul)); + ui32 = htonl (ul - 1); + memcpy (ct->ct_mcall, &ui32, sizeof (ui32)); /* decrement by 1 as clntunix_call() increments once */ break; case CLGET_VERS: @@ -394,12 +385,14 @@ clntunix_control (CLIENT *cl, int request, char *info) * begining of the RPC header. MUST be changed if the * call_struct is changed */ - *(u_long *) info = ntohl (*(u_long *) (ct->ct_mcall - + 4 * BYTES_PER_XDR_UNIT)); + memcpy (&ui32, ct->ct_mcall + 4 * BYTES_PER_XDR_UNIT, sizeof (ui32)); + ul = ntohl (ui32); + memcpy (info, &ul, sizeof (ul)); break; case CLSET_VERS: - *(u_long *) (ct->ct_mcall + 4 * BYTES_PER_XDR_UNIT) - = htonl (*(u_long *) info); + memcpy (&ul, info, sizeof (ul)); + ui32 = htonl (ul); + memcpy (ct->ct_mcall + 4 * BYTES_PER_XDR_UNIT, &ui32, sizeof (ui32)); break; case CLGET_PROG: /* @@ -408,12 +401,14 @@ clntunix_control (CLIENT *cl, int request, char *info) * begining of the RPC header. MUST be changed if the * call_struct is changed */ - *(u_long *) info = ntohl (*(u_long *) (ct->ct_mcall - + 3 * BYTES_PER_XDR_UNIT)); + memcpy (&ui32, ct->ct_mcall + 3 * BYTES_PER_XDR_UNIT, sizeof (ui32)); + ul = ntohl (ui32); + memcpy (info, &ul, sizeof (ul)); break; case CLSET_PROG: - *(u_long *) (ct->ct_mcall + 3 * BYTES_PER_XDR_UNIT) - = htonl(*(u_long *) info); + memcpy (&ul, info, sizeof (ul)); + ui32 = htonl (ul); + memcpy (ct->ct_mcall + 3 * BYTES_PER_XDR_UNIT, &ui32, sizeof (ui32)); break; /* The following are only possible with TI-RPC */ case CLGET_RETRY_TIMEOUT: |