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64 lines
1.6 KiB
C
64 lines
1.6 KiB
C
/*
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Serval string buffer helper functions.
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Copyright (C) 2012 The Serval Project
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#include "strbuf_helpers.h"
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#include <poll.h>
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strbuf strbuf_append_poll_events(strbuf sb, short events)
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{
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static struct { short flags; const char *name; } symbols[] = {
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{ POLLIN, "IN" },
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{ POLLPRI, "PRI" },
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{ POLLOUT, "OUT" },
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{ POLLERR, "ERR" },
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{ POLLHUP, "HUP" },
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{ POLLNVAL, "NVAL" },
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{ POLLRDNORM, "RDNORM" },
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{ POLLRDBAND, "RDBAND" },
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#ifdef POLLWRNORM
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{ POLLWRNORM, "WRNORM" },
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#endif
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#ifdef POLLWRBAND
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{ POLLWRBAND, "WRBAND" },
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#endif
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#ifdef POLLMSG
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{ POLLMSG, "MSG" },
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#endif
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#ifdef POLLREMOVE
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{ POLLREMOVE, "REMOVE" },
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#endif
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#ifdef POLLRDHUP
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{ POLLRDHUP, "RDHUP" },
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#endif
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{ 0, NULL }
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}, *sp;
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int n = 0;
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for (sp = symbols; sp->name; ++sp) {
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if (events & sp->flags) {
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if (n)
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strbuf_putc(sb, '|');
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strbuf_puts(sb, sp->name);
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++n;
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}
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}
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if (!n)
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strbuf_putc(sb, '0');
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return sb;
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}
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