Differential D19218 Diff 55892 head/sys/fs/nfs/nfs_commonsubs.c

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head/sys/fs/nfs/nfs_commonsubs.c

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__FBSDID("$FreeBSD$");		__FBSDID("$FreeBSD$");

/*		/*
* These functions support the macros and help fiddle mbuf chains for		* These functions support the macros and help fiddle mbuf chains for
* the nfs op functions. They do things like create the rpc header and		* the nfs op functions. They do things like create the rpc header and
* copy data between mbuf chains and uio lists.		* copy data between mbuf chains and uio lists.
*/		*/
#ifndef APPLEKEXT		#ifndef APPLEKEXT
		#include "opt_inet.h"
#include "opt_inet6.h"		#include "opt_inet6.h"

#include <fs/nfs/nfsport.h>		#include <fs/nfs/nfsport.h>

#include <security/mac/mac_framework.h>		#include <security/mac/mac_framework.h>

/*		/*
* Data items converted to xdr at startup, since they are constant		* Data items converted to xdr at startup, since they are constant
▲ Show 20 Lines • Show All 3,446 Lines • ▼ Show 20 Lines	nfsrv_cmpmixedcase(u_char cp, u_char cp2, int len)
else		else
return (1);		return (1);
}		}

/*		/*
* Set the port for the nfsuserd.		* Set the port for the nfsuserd.
*/		*/
APPLESTATIC int		APPLESTATIC int
nfsrv_nfsuserdport(u_short port, NFSPROC_T *p)		nfsrv_nfsuserdport(struct nfsuserd_args nargs, NFSPROC_T p)
{		{
struct nfssockreq *rp;		struct nfssockreq *rp;
		#ifdef INET
struct sockaddr_in *ad;		struct sockaddr_in *ad;
		#endif
		#ifdef INET6
		struct sockaddr_in6 *ad6;
		const struct in6_addr in6loopback = IN6ADDR_LOOPBACK_INIT;
		#endif
int error;		int error;

NFSLOCKNAMEID();		NFSLOCKNAMEID();
if (nfsrv_nfsuserd) {		if (nfsrv_nfsuserd) {
NFSUNLOCKNAMEID();		NFSUNLOCKNAMEID();
error = EPERM;		error = EPERM;
goto out;		goto out;
}		}
nfsrv_nfsuserd = 1;		nfsrv_nfsuserd = 1;
NFSUNLOCKNAMEID();		NFSUNLOCKNAMEID();
/*		/*
* Set up the socket record and connect.		* Set up the socket record and connect.
*/		*/
rp = &nfsrv_nfsuserdsock;		rp = &nfsrv_nfsuserdsock;
rp->nr_client = NULL;		rp->nr_client = NULL;
rp->nr_sotype = SOCK_DGRAM;		rp->nr_sotype = SOCK_DGRAM;
rp->nr_soproto = IPPROTO_UDP;		rp->nr_soproto = IPPROTO_UDP;
rp->nr_lock = (NFSR_RESERVEDPORT \| NFSR_LOCALHOST);		rp->nr_lock = (NFSR_RESERVEDPORT \| NFSR_LOCALHOST);
rp->nr_cred = NULL;		rp->nr_cred = NULL;
rp->nr_nam = malloc(sizeof(*rp->nr_nam), M_SONAME, M_WAITOK \| M_ZERO);
NFSSOCKADDRSIZE(rp->nr_nam, sizeof (struct sockaddr_in));
ad = NFSSOCKADDR(rp->nr_nam, struct sockaddr_in *);
ad->sin_family = AF_INET;
ad->sin_addr.s_addr = htonl((u_int32_t)0x7f000001); /* 127.0.0.1 */
ad->sin_port = port;
rp->nr_prog = RPCPROG_NFSUSERD;		rp->nr_prog = RPCPROG_NFSUSERD;
		error = 0;
		switch (nargs->nuserd_family) {
		#ifdef INET
		case AF_INET:
		rp->nr_nam = malloc(sizeof(struct sockaddr_in), M_SONAME,
		M_WAITOK \| M_ZERO);
		ad = (struct sockaddr_in *)rp->nr_nam;
		ad->sin_len = sizeof(struct sockaddr_in);
		ad->sin_family = AF_INET;
		ad->sin_addr.s_addr = htonl(INADDR_LOOPBACK);
		ad->sin_port = nargs->nuserd_port;
		break;
		#endif
		#ifdef INET6
		case AF_INET6:
		rp->nr_nam = malloc(sizeof(struct sockaddr_in6), M_SONAME,
		M_WAITOK \| M_ZERO);
		ad6 = (struct sockaddr_in6 *)rp->nr_nam;
		ad6->sin6_len = sizeof(struct sockaddr_in6);
		ad6->sin6_family = AF_INET6;
		ad6->sin6_addr = in6loopback;
		ad6->sin6_port = nargs->nuserd_port;
		break;
		#endif
		default:
		error = ENXIO;
		}
rp->nr_vers = RPCNFSUSERD_VERS;		rp->nr_vers = RPCNFSUSERD_VERS;
		if (error == 0)
error = newnfs_connect(NULL, rp, NFSPROCCRED(p), p, 0);		error = newnfs_connect(NULL, rp, NFSPROCCRED(p), p, 0);
if (error) {		if (error) {
free(rp->nr_nam, M_SONAME);		free(rp->nr_nam, M_SONAME);
nfsrv_nfsuserd = 0;		nfsrv_nfsuserd = 0;
}		}
out:		out:
NFSEXITCODE(error);		NFSEXITCODE(error);
return (error);		return (error);
}		}
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