version 1.44.2.1, 1999/06/18 17:14:35 |
version 1.44.4.1, 1999/06/21 01:24:05 |
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mp = ⊤ |
mp = ⊤ |
space -= clen; |
space -= clen; |
do { |
do { |
if (uio == NULL) { |
if (uio == NULL) { |
/* |
/* |
* Data is prepackaged in "top". |
* Data is prepackaged in "top". |
*/ |
*/ |
resid = 0; |
resid = 0; |
if (flags & MSG_EOR) |
if (flags & MSG_EOR) |
top->m_flags |= M_EOR; |
top->m_flags |= M_EOR; |
} else do { |
} else do { |
if (top == 0) { |
if (top == 0) { |
MGETHDR(m, M_WAIT, MT_DATA); |
MGETHDR(m, M_WAIT, MT_DATA); |
mlen = MHLEN; |
mlen = MHLEN; |
m->m_pkthdr.len = 0; |
m->m_pkthdr.len = 0; |
m->m_pkthdr.rcvif = (struct ifnet *)0; |
m->m_pkthdr.rcvif = (struct ifnet *)0; |
} else { |
} else { |
MGET(m, M_WAIT, MT_DATA); |
MGET(m, M_WAIT, MT_DATA); |
mlen = MLEN; |
mlen = MLEN; |
} |
} |
if (resid >= MINCLSIZE && space >= MCLBYTES) { |
if (resid >= MINCLSIZE && space >= MCLBYTES) { |
MCLGET(m, M_WAIT); |
MCLGET(m, M_WAIT); |
if ((m->m_flags & M_EXT) == 0) |
if ((m->m_flags & M_EXT) == 0) |
goto nopages; |
goto nopages; |
mlen = MCLBYTES; |
mlen = MCLBYTES; |
#ifdef MAPPED_MBUFS |
#ifdef MAPPED_MBUFS |
len = min(MCLBYTES, resid); |
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#else |
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if (atomic && top == 0) { |
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len = min(MCLBYTES - max_hdr, resid); |
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m->m_data += max_hdr; |
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} else |
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len = min(MCLBYTES, resid); |
len = min(MCLBYTES, resid); |
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#else |
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if (atomic && top == 0) { |
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len = min(MCLBYTES - max_hdr, resid); |
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m->m_data += max_hdr; |
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} else |
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len = min(MCLBYTES, resid); |
#endif |
#endif |
space -= len; |
space -= len; |
} else { |
} else { |
nopages: |
nopages: |
len = min(min(mlen, resid), space); |
len = min(min(mlen, resid), space); |
space -= len; |
space -= len; |
/* |
/* |
* For datagram protocols, leave room |
* For datagram protocols, leave room |
* for protocol headers in first mbuf. |
* for protocol headers in first mbuf. |
*/ |
*/ |
if (atomic && top == 0 && len < mlen) |
if (atomic && top == 0 && len < mlen) |
MH_ALIGN(m, len); |
MH_ALIGN(m, len); |
} |
} |
error = uiomove(mtod(m, caddr_t), (int)len, uio); |
error = uiomove(mtod(m, caddr_t), (int)len, uio); |
resid = uio->uio_resid; |
resid = uio->uio_resid; |
m->m_len = len; |
m->m_len = len; |
*mp = m; |
*mp = m; |
top->m_pkthdr.len += len; |
top->m_pkthdr.len += len; |
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if (error) |
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goto release; |
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mp = &m->m_next; |
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if (resid <= 0) { |
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if (flags & MSG_EOR) |
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top->m_flags |= M_EOR; |
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break; |
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} |
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} while (space > 0 && atomic); |
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|
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s = splsoftnet(); |
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if (so->so_state & SS_CANTSENDMORE) |
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snderr(EPIPE); |
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if (dontroute) |
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so->so_options |= SO_DONTROUTE; |
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if (resid > 0) |
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so->so_state |= SS_MORETOCOME; |
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error = (*so->so_proto->pr_usrreq)(so, |
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(flags & MSG_OOB) ? PRU_SENDOOB : PRU_SEND, |
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top, addr, control, p); |
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if (dontroute) |
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so->so_options &= ~SO_DONTROUTE; |
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if (resid > 0) |
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so->so_state &= ~SS_MORETOCOME; |
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splx(s); |
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clen = 0; |
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control = 0; |
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top = 0; |
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mp = ⊤ |
if (error) |
if (error) |
goto release; |
goto release; |
mp = &m->m_next; |
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if (resid <= 0) { |
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if (flags & MSG_EOR) |
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top->m_flags |= M_EOR; |
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break; |
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} |
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} while (space > 0 && atomic); |
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if (dontroute) |
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so->so_options |= SO_DONTROUTE; |
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if (resid > 0) |
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so->so_state |= SS_MORETOCOME; |
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s = splsoftnet(); /* XXX */ |
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error = (*so->so_proto->pr_usrreq)(so, |
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(flags & MSG_OOB) ? PRU_SENDOOB : PRU_SEND, |
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top, addr, control, p); |
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splx(s); |
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if (dontroute) |
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so->so_options &= ~SO_DONTROUTE; |
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if (resid > 0) |
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so->so_state &= ~SS_MORETOCOME; |
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clen = 0; |
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control = 0; |
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top = 0; |
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mp = ⊤ |
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if (error) |
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goto release; |
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} while (resid && space > 0); |
} while (resid && space > 0); |
} while (resid); |
} while (resid); |
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if (pr->pr_domain->dom_externalize && |
if (pr->pr_domain->dom_externalize && |
mtod(m, struct cmsghdr *)->cmsg_type == |
mtod(m, struct cmsghdr *)->cmsg_type == |
SCM_RIGHTS) |
SCM_RIGHTS) |
error = (*pr->pr_domain->dom_externalize)(m); |
error = (*pr->pr_domain->dom_externalize)(m); |
*controlp = m; |
*controlp = m; |
so->so_rcv.sb_mb = m->m_next; |
so->so_rcv.sb_mb = m->m_next; |
m->m_next = 0; |
m->m_next = 0; |