version 1.29.4.2, 1999/01/25 05:49:42 |
version 1.40, 1998/12/16 00:26:10 |
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
* SUCH DAMAGE. |
* SUCH DAMAGE. |
* |
* |
* @(#)uipc_socket.c 8.3 (Berkeley) 4/15/94 |
* @(#)uipc_socket.c 8.6 (Berkeley) 5/2/95 |
*/ |
*/ |
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#include "opt_compat_sunos.h" |
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#include <sys/param.h> |
#include <sys/param.h> |
#include <sys/systm.h> |
#include <sys/systm.h> |
#include <sys/proc.h> |
#include <sys/proc.h> |
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#include <sys/socketvar.h> |
#include <sys/socketvar.h> |
#include <sys/signalvar.h> |
#include <sys/signalvar.h> |
#include <sys/resourcevar.h> |
#include <sys/resourcevar.h> |
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#include <sys/pool.h> |
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struct pool socket_pool; |
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void |
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soinit() |
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{ |
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pool_init(&socket_pool, sizeof(struct socket), 0, 0, 0, |
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"sockpl", 0, NULL, NULL, M_SOCKET); |
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} |
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/* |
/* |
* Socket operation routines. |
* Socket operation routines. |
Line 68 socreate(dom, aso, type, proto) |
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Line 81 socreate(dom, aso, type, proto) |
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register struct protosw *prp; |
register struct protosw *prp; |
register struct socket *so; |
register struct socket *so; |
register int error; |
register int error; |
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int s; |
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if (proto) |
if (proto) |
prp = pffindproto(dom, proto, type); |
prp = pffindproto(dom, proto, type); |
Line 77 socreate(dom, aso, type, proto) |
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Line 91 socreate(dom, aso, type, proto) |
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return (EPROTONOSUPPORT); |
return (EPROTONOSUPPORT); |
if (prp->pr_type != type) |
if (prp->pr_type != type) |
return (EPROTOTYPE); |
return (EPROTOTYPE); |
MALLOC(so, struct socket *, sizeof(*so), M_SOCKET, M_WAIT); |
s = splsoftnet(); |
bzero((caddr_t)so, sizeof(*so)); |
so = pool_get(&socket_pool, PR_WAITOK); |
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memset((caddr_t)so, 0, sizeof(*so)); |
TAILQ_INIT(&so->so_q0); |
TAILQ_INIT(&so->so_q0); |
TAILQ_INIT(&so->so_q); |
TAILQ_INIT(&so->so_q); |
so->so_type = type; |
so->so_type = type; |
so->so_proto = prp; |
so->so_proto = prp; |
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so->so_send = sosend; |
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so->so_receive = soreceive; |
error = (*prp->pr_usrreq)(so, PRU_ATTACH, (struct mbuf *)0, |
error = (*prp->pr_usrreq)(so, PRU_ATTACH, (struct mbuf *)0, |
(struct mbuf *)(long)proto, (struct mbuf *)0, p); |
(struct mbuf *)(long)proto, (struct mbuf *)0, p); |
if (error) { |
if (error) { |
so->so_state |= SS_NOFDREF; |
so->so_state |= SS_NOFDREF; |
sofree(so); |
sofree(so); |
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splx(s); |
return (error); |
return (error); |
} |
} |
#ifdef COMPAT_SUNOS |
#ifdef COMPAT_SUNOS |
Line 97 socreate(dom, aso, type, proto) |
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Line 115 socreate(dom, aso, type, proto) |
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so->so_options |= SO_BROADCAST; |
so->so_options |= SO_BROADCAST; |
} |
} |
#endif |
#endif |
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splx(s); |
*aso = so; |
*aso = so; |
return (0); |
return (0); |
} |
} |
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if (so->so_pcb || (so->so_state & SS_NOFDREF) == 0) |
if (so->so_pcb || (so->so_state & SS_NOFDREF) == 0) |
return; |
return; |
if (so->so_head) { |
if (so->so_head) { |
/* |
if (!soqremque(so, 0) && !soqremque(so, 1)) |
* We must not decommission a socket that's on the accept(2) |
panic("sofree dq"); |
* queue. If we do, then accept(2) may hang after select(2) |
so->so_head = 0; |
* indicated that the listening socket was ready. |
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*/ |
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if (!soqremque(so, 0)) |
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return; |
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} |
} |
sbrelease(&so->so_snd); |
sbrelease(&so->so_snd); |
sorflush(so); |
sorflush(so); |
FREE(so, M_SOCKET); |
pool_put(&socket_pool, so); |
} |
} |
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/* |
/* |
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soclose(so) |
soclose(so) |
register struct socket *so; |
register struct socket *so; |
{ |
{ |
struct socket *so2; |
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int s = splsoftnet(); /* conservative */ |
int s = splsoftnet(); /* conservative */ |
int error = 0; |
int error = 0; |
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if (so->so_options & SO_ACCEPTCONN) { |
if (so->so_options & SO_ACCEPTCONN) { |
while ((so2 = so->so_q0.tqh_first) != 0) { |
while (so->so_q0.tqh_first) |
(void) soqremque(so2, 0); |
(void) soabort(so->so_q0.tqh_first); |
(void) soabort(so2); |
while (so->so_q.tqh_first) |
} |
(void) soabort(so->so_q.tqh_first); |
while ((so2 = so->so_q.tqh_first) != 0) { |
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(void) soqremque(so2, 1); |
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(void) soabort(so2); |
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} |
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} |
} |
if (so->so_pcb == 0) |
if (so->so_pcb == 0) |
goto discard; |
goto discard; |
Line 243 soaccept(so, nam) |
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Line 253 soaccept(so, nam) |
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if ((so->so_state & SS_NOFDREF) == 0) |
if ((so->so_state & SS_NOFDREF) == 0) |
panic("soaccept: !NOFDREF"); |
panic("soaccept: !NOFDREF"); |
so->so_state &= ~SS_NOFDREF; |
so->so_state &= ~SS_NOFDREF; |
if ((so->so_state & SS_ISDISCONNECTED) == 0) |
error = (*so->so_proto->pr_usrreq)(so, PRU_ACCEPT, (struct mbuf *)0, |
error = (*so->so_proto->pr_usrreq)(so, PRU_ACCEPT, |
nam, (struct mbuf *)0, (struct proc *)0); |
(struct mbuf *)0, nam, (struct mbuf *)0, (struct proc *)0); |
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else |
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error = 0; |
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splx(s); |
splx(s); |
return (error); |
return (error); |
} |
} |
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} while (space > 0 && atomic); |
} while (space > 0 && atomic); |
if (dontroute) |
if (dontroute) |
so->so_options |= SO_DONTROUTE; |
so->so_options |= SO_DONTROUTE; |
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if (resid > 0) |
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so->so_state |= SS_MORETOCOME; |
s = splsoftnet(); /* XXX */ |
s = splsoftnet(); /* XXX */ |
error = (*so->so_proto->pr_usrreq)(so, |
error = (*so->so_proto->pr_usrreq)(so, |
(flags & MSG_OOB) ? PRU_SENDOOB : PRU_SEND, |
(flags & MSG_OOB) ? PRU_SENDOOB : PRU_SEND, |
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splx(s); |
splx(s); |
if (dontroute) |
if (dontroute) |
so->so_options &= ~SO_DONTROUTE; |
so->so_options &= ~SO_DONTROUTE; |
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if (resid > 0) |
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so->so_state &= ~SS_MORETOCOME; |
clen = 0; |
clen = 0; |
control = 0; |
control = 0; |
top = 0; |
top = 0; |
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int |
int |
soshutdown(so, how) |
soshutdown(so, how) |
register struct socket *so; |
struct socket *so; |
register int how; |
int how; |
{ |
{ |
register struct protosw *pr = so->so_proto; |
struct protosw *pr = so->so_proto; |
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if (!(how == SHUT_RD || how == SHUT_WR || how == SHUT_RDWR)) |
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return (EINVAL); |
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how++; |
if (how == SHUT_RD || how == SHUT_RDWR) |
if (how & FREAD) |
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sorflush(so); |
sorflush(so); |
if (how & FWRITE) |
if (how == SHUT_WR || how == SHUT_RDWR) |
return (*pr->pr_usrreq)(so, PRU_SHUTDOWN, (struct mbuf *)0, |
return (*pr->pr_usrreq)(so, PRU_SHUTDOWN, (struct mbuf *)0, |
(struct mbuf *)0, (struct mbuf *)0, (struct proc *)0); |
(struct mbuf *)0, (struct mbuf *)0, (struct proc *)0); |
return (0); |
return (0); |
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socantrcvmore(so); |
socantrcvmore(so); |
sbunlock(sb); |
sbunlock(sb); |
asb = *sb; |
asb = *sb; |
bzero((caddr_t)sb, sizeof (*sb)); |
memset((caddr_t)sb, 0, sizeof(*sb)); |
splx(s); |
splx(s); |
if (pr->pr_flags & PR_RIGHTS && pr->pr_domain->dom_dispose) |
if (pr->pr_flags & PR_RIGHTS && pr->pr_domain->dom_dispose) |
(*pr->pr_domain->dom_dispose)(asb.sb_mb); |
(*pr->pr_domain->dom_dispose)(asb.sb_mb); |
Line 873 sosetopt(so, level, optname, m0) |
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Line 886 sosetopt(so, level, optname, m0) |
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switch (optname) { |
switch (optname) { |
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case SO_LINGER: |
case SO_LINGER: |
if (m == NULL || m->m_len != sizeof (struct linger)) { |
if (m == NULL || m->m_len != sizeof(struct linger)) { |
error = EINVAL; |
error = EINVAL; |
goto bad; |
goto bad; |
} |
} |
Line 889 sosetopt(so, level, optname, m0) |
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Line 902 sosetopt(so, level, optname, m0) |
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case SO_REUSEPORT: |
case SO_REUSEPORT: |
case SO_OOBINLINE: |
case SO_OOBINLINE: |
case SO_TIMESTAMP: |
case SO_TIMESTAMP: |
if (m == NULL || m->m_len < sizeof (int)) { |
if (m == NULL || m->m_len < sizeof(int)) { |
error = EINVAL; |
error = EINVAL; |
goto bad; |
goto bad; |
} |
} |
Line 906 sosetopt(so, level, optname, m0) |
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Line 919 sosetopt(so, level, optname, m0) |
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{ |
{ |
int optval; |
int optval; |
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if (m == NULL || m->m_len < sizeof (int)) { |
if (m == NULL || m->m_len < sizeof(int)) { |
error = EINVAL; |
error = EINVAL; |
goto bad; |
goto bad; |
} |
} |
Line 957 sosetopt(so, level, optname, m0) |
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Line 970 sosetopt(so, level, optname, m0) |
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struct timeval *tv; |
struct timeval *tv; |
short val; |
short val; |
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if (m == NULL || m->m_len < sizeof (*tv)) { |
if (m == NULL || m->m_len < sizeof(*tv)) { |
error = EINVAL; |
error = EINVAL; |
goto bad; |
goto bad; |
} |
} |
Line 1012 sogetopt(so, level, optname, mp) |
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Line 1025 sogetopt(so, level, optname, mp) |
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return (ENOPROTOOPT); |
return (ENOPROTOOPT); |
} else { |
} else { |
m = m_get(M_WAIT, MT_SOOPTS); |
m = m_get(M_WAIT, MT_SOOPTS); |
m->m_len = sizeof (int); |
m->m_len = sizeof(int); |
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switch (optname) { |
switch (optname) { |
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case SO_LINGER: |
case SO_LINGER: |
m->m_len = sizeof (struct linger); |
m->m_len = sizeof(struct linger); |
mtod(m, struct linger *)->l_onoff = |
mtod(m, struct linger *)->l_onoff = |
so->so_options & SO_LINGER; |
so->so_options & SO_LINGER; |
mtod(m, struct linger *)->l_linger = so->so_linger; |
mtod(m, struct linger *)->l_linger = so->so_linger; |