95 lines
1.7 KiB
C++
95 lines
1.7 KiB
C++
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#include "rust_internal.h"
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template class ptr_vec<rust_token>;
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template class ptr_vec<rust_alarm>;
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template class ptr_vec<rust_chan>;
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rust_alarm::rust_alarm(rust_task *receiver) :
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receiver(receiver)
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{
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}
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// Ports.
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rust_port::rust_port(rust_task *task, size_t unit_sz) :
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task(task),
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unit_sz(unit_sz),
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writers(task->dom),
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chans(task->dom)
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{
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task->log(rust_log::MEM|rust_log::COMM,
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"new rust_port(task=0x%" PRIxPTR ", unit_sz=%d) -> port=0x%"
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PRIxPTR, (uintptr_t)task, unit_sz, (uintptr_t)this);
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}
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rust_port::~rust_port()
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{
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task->log(rust_log::COMM|rust_log::MEM,
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"~rust_port 0x%" PRIxPTR,
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(uintptr_t)this);
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while (chans.length() > 0)
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chans.pop()->disassociate();
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}
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// Tokens.
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rust_token::rust_token(rust_chan *chan) :
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chan(chan),
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idx(0),
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submitted(false)
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{
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}
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rust_token::~rust_token()
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{
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}
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bool
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rust_token::pending() const
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{
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return submitted;
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}
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void
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rust_token::submit()
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{
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rust_port *port = chan->port;
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rust_dom *dom = chan->task->dom;
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I(dom, port);
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I(dom, !submitted);
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port->writers.push(this);
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submitted = true;
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}
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void
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rust_token::withdraw()
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{
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rust_task *task = chan->task;
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rust_port *port = chan->port;
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rust_dom *dom = task->dom;
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I(dom, port);
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I(dom, submitted);
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if (task->blocked())
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task->wakeup(this); // must be blocked on us (or dead)
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port->writers.swap_delete(this);
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submitted = false;
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}
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//
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// Local Variables:
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// mode: C++
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// fill-column: 78;
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// indent-tabs-mode: nil
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// c-basic-offset: 4
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// buffer-file-coding-system: utf-8-unix
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// compile-command: "make -k -C .. 2>&1 | sed -e 's/\\/x\\//x:\\//g'";
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// End:
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//
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