diff options
Diffstat (limited to 'sysdeps/mach/hurd/bits/socket.h')
| -rw-r--r-- | sysdeps/mach/hurd/bits/socket.h | 41 |
1 files changed, 24 insertions, 17 deletions
diff --git a/sysdeps/mach/hurd/bits/socket.h b/sysdeps/mach/hurd/bits/socket.h index 02c5dac032..18959139dc 100644 --- a/sysdeps/mach/hurd/bits/socket.h +++ b/sysdeps/mach/hurd/bits/socket.h @@ -1,5 +1,5 @@ /* System-specific socket constants and types. Hurd version. - Copyright (C) 1991-2016 Free Software Foundation, Inc. + Copyright (C) 1991-2018 Free Software Foundation, Inc. This file is part of the GNU C Library. @@ -25,11 +25,10 @@ #endif #define __need_size_t -#define __need_NULL #include <stddef.h> -#include <limits.h> /* XXX Is this allowed? */ -#include <bits/types.h> +#include <bits/wordsize.h> +#include <sys/types.h> /* Type for length arguments in socket calls. */ #ifndef __socklen_t_defined @@ -131,13 +130,19 @@ enum __socket_type #define AF_APPLETALK PF_APPLETALK #define AF_ROUTE PF_ROUTE #define AF_LINK PF_LINK -#define pseudo_AF_XTP PF_XTP +#ifdef __USE_MISC +# define pseudo_AF_XTP PF_XTP +#endif #define AF_COIP PF_COIP #define AF_CNT PF_CNT -#define pseudo_AF_RTIP PF_RTIP +#ifdef __USE_MISC +# define pseudo_AF_RTIP PF_RTIP +#endif #define AF_IPX PF_IPX #define AF_SIP PF_SIP -#define pseudo_AF_PIP PF_PIP +#ifdef __USE_MISC +# define pseudo_AF_PIP PF_PIP +#endif #define AF_INET6 PF_INET6 #define AF_MAX PF_MAX @@ -156,20 +161,20 @@ struct sockaddr /* Structure large enough to hold any socket address (with the historical - exception of AF_UNIX). We reserve 128 bytes. */ -#if ULONG_MAX > 0xffffffff + exception of AF_UNIX). */ +#if __WORDSIZE == 64 # define __ss_aligntype __uint64_t #else # define __ss_aligntype __uint32_t #endif -#define _SS_SIZE 128 -#define _SS_PADSIZE (_SS_SIZE - (2 * sizeof (__ss_aligntype))) +#define _SS_PADSIZE \ + (_SS_SIZE - __SOCKADDR_COMMON_SIZE - sizeof (__ss_aligntype)) struct sockaddr_storage { __SOCKADDR_COMMON (ss_); /* Address family, etc. */ - __ss_aligntype __ss_align; /* Force desired alignment. */ char __ss_padding[_SS_PADSIZE]; + __ss_aligntype __ss_align; /* Force desired alignment. */ }; @@ -220,13 +225,13 @@ struct cmsghdr of cmsghdr structure. */ int cmsg_level; /* Originating protocol. */ int cmsg_type; /* Protocol specific type. */ -#if (!defined __STRICT_ANSI__ && __GNUC__ >= 2) || __STDC_VERSION__ >= 199901L +#if __glibc_c99_flexarr_available __extension__ unsigned char __cmsg_data __flexarr; /* Ancillary data. */ #endif }; /* Ancillary data object manipulation macros. */ -#if (!defined __STRICT_ANSI__ && __GNUC__ >= 2) || __STDC_VERSION__ >= 199901L +#if __glibc_c99_flexarr_available # define CMSG_DATA(cmsg) ((cmsg)->__cmsg_data) #else # define CMSG_DATA(cmsg) ((unsigned char *) ((struct cmsghdr *) (cmsg) + 1)) @@ -236,7 +241,7 @@ struct cmsghdr #define CMSG_FIRSTHDR(mhdr) \ ((size_t) (mhdr)->msg_controllen >= sizeof (struct cmsghdr) \ - ? (struct cmsghdr *) (mhdr)->msg_control : (struct cmsghdr *) NULL) + ? (struct cmsghdr *) (mhdr)->msg_control : (struct cmsghdr *) 0) #define CMSG_ALIGN(len) (((len) + sizeof (size_t) - 1) \ & (size_t) ~(sizeof (size_t) - 1)) @@ -255,7 +260,7 @@ __NTH (__cmsg_nxthdr (struct msghdr *__mhdr, struct cmsghdr *__cmsg)) { if ((size_t) __cmsg->cmsg_len < sizeof (struct cmsghdr)) /* The kernel header does this so there may be a reason. */ - return NULL; + return (struct cmsghdr *) 0; __cmsg = (struct cmsghdr *) ((unsigned char *) __cmsg + CMSG_ALIGN (__cmsg->cmsg_len)); @@ -264,7 +269,7 @@ __NTH (__cmsg_nxthdr (struct msghdr *__mhdr, struct cmsghdr *__cmsg)) || ((unsigned char *) __cmsg + CMSG_ALIGN (__cmsg->cmsg_len) > ((unsigned char *) __mhdr->msg_control + __mhdr->msg_controllen))) /* No more entries. */ - return NULL; + return (struct cmsghdr *) 0; return __cmsg; } #endif /* Use `extern inline'. */ @@ -280,6 +285,7 @@ enum #define SCM_CREDS SCM_CREDS }; +#ifdef __USE_MISC /* Unfortunately, BSD practice dictates this structure be of fixed size. If there are more than CMGROUP_MAX groups, the list is truncated. (On GNU systems, the `cmcred_euid' field is just the first in the @@ -300,6 +306,7 @@ struct cmsgcred int cmcred_ngroups; __gid_t cmcred_groups[CMGROUP_MAX]; }; +#endif /* Protocol number used to manipulate socket-level options with `getsockopt' and `setsockopt'. */ |