rootbind.c File Reference

Include dependency graph for rootbind.c:

Macros
#define	_XPG4_2   /* ancillary data on Solaris */
#define	ENABLE_ROOTWRAP   1
#define	CMSG_ALIGN(len)   (((len) + sizeof(intptr_t)-1) & ~(sizeof(intptr_t)-1))
#define	CMSG_SPACE(len)   (CMSG_ALIGN(sizeof(struct cmsghdr)) + CMSG_ALIGN(len))
#define	CMSG_LEN(len)   (CMSG_ALIGN(sizeof(struct cmsghdr)) + (len))
#define	MSG_NOSIGNAL   0

Functions
int	rootwrap_bind (int family, int socktype, int protocol, const struct sockaddr *addr, size_t alen)
	Tries to obtain a bound TCP socket from the root process.
static int	recv_fd (int p)
	Receive a file descriptor from another process.

Macro Definition Documentation

_XPG4_2

#define _XPG4_2   /* ancillary data on Solaris */

CMSG_ALIGN

#define CMSG_ALIGN

(

len

)

(((len) + sizeof(intptr_t)-1) & ~(sizeof(intptr_t)-1))

CMSG_LEN

#define CMSG_LEN

(

len

)

(CMSG_ALIGN(sizeof(struct cmsghdr)) + (len))

CMSG_SPACE

#define CMSG_SPACE

(

len

)

(CMSG_ALIGN(sizeof(struct cmsghdr)) + CMSG_ALIGN(len))

ENABLE_ROOTWRAP

#define ENABLE_ROOTWRAP   1

MSG_NOSIGNAL

#define MSG_NOSIGNAL   0

Function Documentation

recv_fd()

static int recv_fd ( int  p )

static

Receive a file descriptor from another process.

References CMSG_LEN, CMSG_SPACE, p, and recvmsg().

Referenced by rootwrap_bind().

rootwrap_bind()

int rootwrap_bind	(	int	family,
		int	socktype,
		int	protocol,
		const struct sockaddr *	addr,
		size_t	alen
	)

Tries to obtain a bound TCP socket from the root process.

References getenv(), MSG_NOSIGNAL, and recv_fd().

Referenced by net_Listen().