50 lines
959 B
C
50 lines
959 B
C
#include "marignotti.h"
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#include <gno/kerntool.h>
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#include <sys/signal.h>
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#include <errno.h>
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#pragma noroot
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#pragma optimize 79
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// called through GSOS.
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int mwrite(Entry *e, void *p1, void *p2, void *p3, void *p4, void *p5)
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{
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Word terr;
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Word t;
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int xerrno;
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char *buffer = (char *)p1;
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LongWord nbytes = *(LongWord *)p2;
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*(LongWord *)p2 = 0;
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// todo -- queue up if pending >= _SNDLOWAT?
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// todo -- push?
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IncBusy();
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terr = TCPIPWriteTCP(e->ipid, buffer, nbytes, 0, 0);
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t = _toolErr;
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DecBusy();
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if (t) terr = t;
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if (t || terr == tcperrBadConnection)
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return ENOTCONN;
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if (terr == tcperrNoResources)
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return ENOMEM;
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if (terr == tcperrConClosing)
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{
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int xerrno;
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if (!e->_NOSIGPIPE)
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Kkill(Kgetpid(), SIGPIPE, &xerrno);
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return EPIPE;
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}
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*(LongWord *)p2 = nbytes;
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return 0;
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} |