mirror of https://github.com/geohot/qira
79 lines
1.8 KiB
JavaScript
79 lines
1.8 KiB
JavaScript
stream = io.connect(STREAM_URL);
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Session.setDefault('sview', [0,10]);
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traces = {}
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function on_strace(msg) { DS("strace");
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traces[msg['forknum']] = msg['dat']
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redraw_strace();
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} stream.on('strace', on_strace);
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function redraw_strace() {
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var forknum = Session.get("forknum");
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var sview = Session.get('sview');
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if (traces[forknum] === undefined) return;
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var msg = traces[forknum].slice(sview[0], sview[1])
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var strace = "";
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for (i in msg) {
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var st = msg[i];
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strace += '<div class="syscall">'+
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'<div class="change clnum clnum_'+st.clnum+'">'+st.clnum+'</div>'+
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highlight_addresses(st.sc)+
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'</div>';
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}
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$('#strace').html(strace);
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rehighlight();
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}
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Deps.autorun(function() { DA("redrawing strace");
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redraw_strace();
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});
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Deps.autorun(function() { DA("updating sview on fork/cl change");
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var forknum = Session.get("forknum");
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var clnum = Session.get("clnum");
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if (traces[forknum] === undefined) return;
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var t = traces[forknum];
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var i;
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// ugh, slow...binary search here
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for (i = 0; i < t.length; i++) {
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if (t[i]['clnum'] > clnum) break;
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}
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//p(i);
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var size = get_size("#strace");
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var min = Math.max(0, i-3);
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var max = min+size;
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// ugh
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if (max > t.length) {
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var off = max-t.length;
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max -= off; min -= off;
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if (min < 0) {
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max -= min;
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min = 0;
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}
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}
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Session.set('sview', [min, max]);
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});
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$(document).ready(function() {
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$("#strace")[0].addEventListener("mousewheel", function(e) {
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var sv = Session.get('sview');
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var forknum = Session.get("forknum");
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if (traces[forknum] === undefined) return;
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var t = traces[forknum];
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if (e.wheelDelta < 0) {
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if (sv[1] < t.length) {
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Session.set('sview', [sv[0]+1, sv[1]+1]);
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}
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} else if (e.wheelDelta > 0) {
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if (sv[0] > 0) {
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Session.set('sview', [sv[0]-1, sv[1]-1]);
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}
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}
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});
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});
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