diff options
Diffstat (limited to 'lib/libc')
| -rw-r--r-- | lib/libc/rpc/xdr_mem.c | 24 |
1 files changed, 15 insertions, 9 deletions
diff --git a/lib/libc/rpc/xdr_mem.c b/lib/libc/rpc/xdr_mem.c index b9a8495643f..fe84e4f7796 100644 --- a/lib/libc/rpc/xdr_mem.c +++ b/lib/libc/rpc/xdr_mem.c @@ -28,7 +28,7 @@ */ #if defined(LIBC_SCCS) && !defined(lint) -static char *rcsid = "$OpenBSD: xdr_mem.c,v 1.8 2001/09/17 18:34:51 jason Exp $"; +static char *rcsid = "$OpenBSD: xdr_mem.c,v 1.9 2002/12/11 22:55:39 millert Exp $"; #endif /* LIBC_SCCS and not lint */ /* @@ -114,8 +114,9 @@ xdrmem_getlong_aligned(xdrs, lp) long *lp; { - if ((xdrs->x_handy -= sizeof(int32_t)) < 0) + if (xdrs->x_handy < sizeof(int32_t)) return (FALSE); + xdrs->x_handy -= sizeof(int32_t); *lp = ntohl(*(int32_t *)xdrs->x_private); xdrs->x_private += sizeof(int32_t); return (TRUE); @@ -127,8 +128,9 @@ xdrmem_putlong_aligned(xdrs, lp) long *lp; { - if ((xdrs->x_handy -= sizeof(int32_t)) < 0) + if (xdrs->x_handy < sizeof(int32_t)) return (FALSE); + xdrs->x_handy -= sizeof(int32_t); *(int32_t *)xdrs->x_private = htonl((u_int32_t)*lp); xdrs->x_private += sizeof(int32_t); return (TRUE); @@ -141,8 +143,9 @@ xdrmem_getlong_unaligned(xdrs, lp) { int32_t l; - if ((xdrs->x_handy -= sizeof(int32_t)) < 0) + if (xdrs->x_handy < sizeof(int32_t)) return (FALSE); + xdrs->x_handy -= sizeof(int32_t); memcpy(&l, xdrs->x_private, sizeof(int32_t)); *lp = ntohl(l); xdrs->x_private += sizeof(int32_t); @@ -156,8 +159,9 @@ xdrmem_putlong_unaligned(xdrs, lp) { int32_t l; - if ((xdrs->x_handy -= sizeof(int32_t)) < 0) + if (xdrs->x_handy < sizeof(int32_t)) return (FALSE); + xdrs->x_handy -= sizeof(int32_t); l = htonl((u_int32_t)*lp); memcpy(xdrs->x_private, &l, sizeof(int32_t)); xdrs->x_private += sizeof(int32_t); @@ -171,8 +175,9 @@ xdrmem_getbytes(xdrs, addr, len) u_int len; { - if ((xdrs->x_handy -= len) < 0) + if (xdrs->x_handy < len) return (FALSE); + xdrs->x_handy -= len; memcpy(addr, xdrs->x_private, len); xdrs->x_private += len; return (TRUE); @@ -185,8 +190,9 @@ xdrmem_putbytes(xdrs, addr, len) u_int len; { - if ((xdrs->x_handy -= len) < 0) + if (xdrs->x_handy < len) return (FALSE); + xdrs->x_handy -= len; memcpy(xdrs->x_private, addr, len); xdrs->x_private += len; return (TRUE); @@ -209,10 +215,10 @@ xdrmem_setpos(xdrs, pos) caddr_t newaddr = xdrs->x_base + pos; caddr_t lastaddr = xdrs->x_private + xdrs->x_handy; - if ((long)newaddr > (long)lastaddr) + if (newaddr > lastaddr) return (FALSE); xdrs->x_private = newaddr; - xdrs->x_handy = (long)lastaddr - (long)newaddr; + xdrs->x_handy = (u_int)(lastaddr - newaddr); /* XXX w/64-bit pointers, u_int not enough! */ return (TRUE); } |