#ifndef _SYS_SOCKET_H_
#define _SYS_SOCKET_H_
-#include <sys/_types.h>
+#include <sys/types.h>
#include <sys/cdefs.h>
#include <machine/_param.h>
#define SO_REUSESHAREUID 0x1025 /* APPLE: Allow reuse of port/socket by different userids */
#ifdef __APPLE_API_PRIVATE
#define SO_NOTIFYCONFLICT 0x1026 /* APPLE: send notification if there is a bind on a port which is already in use */
+#define SO_UPCALLCLOSEWAIT 0x1027 /* APPLE: block on close until an upcall returns */
#endif
#define SO_LINGER_SEC 0x1080 /* linger on close if data present (in seconds) */
#define SO_RESTRICTIONS 0x1081 /* APPLE: deny inbound/outbound/both/flag set */
#define SO_RESTRICT_DENYIN 0x00000001 /* flag for SO_RESTRICTIONS - deny inbound */
#define SO_RESTRICT_DENYOUT 0x00000002 /* flag for SO_RESTRICTIONS - deny outbound */
#define SO_RESTRICT_DENYSET 0x80000000 /* flag for SO_RESTRICTIONS - deny has been set */
+#define SO_RANDOMPORT 0x1082 /* APPLE: request local port randomization */
+#define SO_NP_EXTENSIONS 0x1083 /* To turn off some POSIX behavior */
#endif
#ifdef PRIVATE
#define SO_EXECPATH 0x1085 /* Application Firewall Socket option */
};
#endif
+#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
+#ifdef __APPLE__
+
+/*
+ * Structure to control non-portable Sockets extension to POSIX
+ */
+struct so_np_extensions {
+ u_int32_t npx_flags;
+ u_int32_t npx_mask;
+};
+
+#define SONPX_SETOPTSHUT 0x000000001 /* flag for allowing setsockopt after shutdown */
+
+
+#ifdef KERNEL_PRIVATE
+#define SONPX_MASK_VALID (SONPX_SETOPTSHUT)
+#endif
+
+#endif
+#endif
+
/*
* Level number for (get/set)sockopt() to apply to socket itself.
*/
#ifndef __APPLE__
#define AF_NETGRAPH 32 /* Netgraph sockets */
#endif
-#define AF_MAX 37
+#define AF_IEEE80211 37 /* IEEE 802.11 protocol */
+#define AF_MAX 38
#endif /* (!_POSIX_C_SOURCE || _DARWIN_C_SOURCE) */
/*
};
#ifdef KERNEL
-/* LP64 version of struct msghdr. all pointers
- * grow when we're dealing with a 64-bit process.
- * WARNING - keep in sync with struct msghdr
+/*
+ * In-kernel representation of "struct msghdr" from
+ * userspace. Has enough precision for 32-bit or
+ * 64-bit clients, but does not need to be packed.
*/
struct user_msghdr {
user_addr_t msg_name; /* optional address */
socklen_t msg_namelen; /* size of address */
- user_addr_t msg_iov __attribute((aligned(8))); /* scatter/gather array */
+ user_addr_t msg_iov; /* scatter/gather array */
+ int msg_iovlen; /* # elements in msg_iov */
+ user_addr_t msg_control; /* ancillary data, see below */
+ socklen_t msg_controllen; /* ancillary data buffer len */
+ int msg_flags; /* flags on received message */
+};
+
+/*
+ * LP64 user version of struct msghdr.
+ * WARNING - keep in sync with struct msghdr
+ */
+
+struct user64_msghdr {
+ user64_addr_t msg_name; /* optional address */
+ socklen_t msg_namelen; /* size of address */
+ user64_addr_t msg_iov; /* scatter/gather array */
int msg_iovlen; /* # elements in msg_iov */
- user_addr_t msg_control __attribute((aligned(8))); /* ancillary data, see below */
+ user64_addr_t msg_control; /* ancillary data, see below */
socklen_t msg_controllen; /* ancillary data buffer len */
int msg_flags; /* flags on received message */
};
+/*
+ * ILP32 user version of struct msghdr.
+ * WARNING - keep in sync with struct msghdr
+ */
+
+struct user32_msghdr {
+ user32_addr_t msg_name; /* optional address */
+ socklen_t msg_namelen; /* size of address */
+ user32_addr_t msg_iov; /* scatter/gather array */
+ int msg_iovlen; /* # elements in msg_iov */
+ user32_addr_t msg_control; /* ancillary data, see below */
+ socklen_t msg_controllen; /* ancillary data buffer len */
+ int msg_flags; /* flags on received message */
+};
+
#endif // KERNEL
#define MSG_OOB 0x1 /* process out-of-band data */
/* given pointer to struct cmsghdr, return pointer to data */
#define CMSG_DATA(cmsg) ((unsigned char *)(cmsg) + \
- __DARWIN_ALIGN(sizeof(struct cmsghdr)))
+ __DARWIN_ALIGN32(sizeof(struct cmsghdr)))
+
+/*
+ * RFC 2292 requires to check msg_controllen, in case that the kernel returns
+ * an empty list for some reasons.
+ */
+#define CMSG_FIRSTHDR(mhdr) \
+ ((mhdr)->msg_controllen >= sizeof(struct cmsghdr) ? \
+ (struct cmsghdr *)(mhdr)->msg_control : \
+ (struct cmsghdr *)0L)
-/* given pointer to struct cmsghdr, return pointer to next cmsghdr */
-#define CMSG_NXTHDR(mhdr, cmsg) \
- (((unsigned char *)(cmsg) + __DARWIN_ALIGN((__darwin_intptr_t)(cmsg)->cmsg_len) + \
- __DARWIN_ALIGN(sizeof(struct cmsghdr)) > \
- (unsigned char *)(mhdr)->msg_control + (mhdr)->msg_controllen) ? \
- (struct cmsghdr *)0L /* NULL */ : \
- (struct cmsghdr *)((unsigned char *)(cmsg) + __DARWIN_ALIGN((__darwin_intptr_t)(cmsg)->cmsg_len)))
-#define CMSG_FIRSTHDR(mhdr) ((struct cmsghdr *)(mhdr)->msg_control)
+/*
+ * Given pointer to struct cmsghdr, return pointer to next cmsghdr
+ * RFC 2292 says that CMSG_NXTHDR(mhdr, NULL) is equivalent to CMSG_FIRSTHDR(mhdr)
+ */
+#define CMSG_NXTHDR(mhdr, cmsg) \
+ ((char *)(cmsg) == (char *)0L ? CMSG_FIRSTHDR(mhdr) : \
+ ((((unsigned char *)(cmsg) + \
+ __DARWIN_ALIGN32((__uint32_t)(cmsg)->cmsg_len) + \
+ __DARWIN_ALIGN32(sizeof(struct cmsghdr))) > \
+ ((unsigned char *)(mhdr)->msg_control + \
+ (mhdr)->msg_controllen)) ? \
+ (struct cmsghdr *)0L /* NULL */ : \
+ (struct cmsghdr *)((unsigned char *)(cmsg) + \
+ __DARWIN_ALIGN32((__uint32_t)(cmsg)->cmsg_len))))
#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
/* RFC 2292 additions */
-#define CMSG_SPACE(l) (__DARWIN_ALIGN(sizeof(struct cmsghdr)) + __DARWIN_ALIGN(l))
-#define CMSG_LEN(l) (__DARWIN_ALIGN(sizeof(struct cmsghdr)) + (l))
+#define CMSG_SPACE(l) (__DARWIN_ALIGN32(sizeof(struct cmsghdr)) + __DARWIN_ALIGN32(l))
+#define CMSG_LEN(l) (__DARWIN_ALIGN32(sizeof(struct cmsghdr)) + (l))
#ifdef KERNEL
-#define CMSG_ALIGN(n) __DARWIN_ALIGN(n)
+#define CMSG_ALIGN(n) __DARWIN_ALIGN32(n)
#endif
#endif /* (!_POSIX_C_SOURCE || _DARWIN_C_SOURCE) */
#ifdef KERNEL
+/* In-kernel representation */
struct user_sf_hdtr {
- user_addr_t headers __attribute((aligned(8))); /* pointer to an array of header struct iovec's */
+ user_addr_t headers; /* pointer to an array of header struct iovec's */
int hdr_cnt; /* number of header iovec's */
- user_addr_t trailers __attribute((aligned(8))); /* pointer to an array of trailer struct iovec's */
+ user_addr_t trailers; /* pointer to an array of trailer struct iovec's */
int trl_cnt; /* number of trailer iovec's */
};
+/* LP64 user version of struct sf_hdtr */
+struct user64_sf_hdtr {
+ user64_addr_t headers; /* pointer to an array of header struct iovec's */
+ int hdr_cnt; /* number of header iovec's */
+ user64_addr_t trailers; /* pointer to an array of trailer struct iovec's */
+ int trl_cnt; /* number of trailer iovec's */
+};
+
+/* ILP32 user version of struct sf_hdtr */
+struct user32_sf_hdtr {
+ user32_addr_t headers; /* pointer to an array of header struct iovec's */
+ int hdr_cnt; /* number of header iovec's */
+ user32_addr_t trailers; /* pointer to an array of trailer struct iovec's */
+ int trl_cnt; /* number of trailer iovec's */
+};
#endif /* KERNEL */
projects / apple / xnu.git / blobdiff