From f44ba092651aa75055e109e04b4164ea92ae7fdc Mon Sep 17 00:00:00 2001 From: Lennart Poettering Date: Mon, 19 Jun 2006 21:53:48 +0000 Subject: big s/polyp/pulse/g git-svn-id: file:///home/lennart/svn/public/pulseaudio/trunk@1033 fefdeb5f-60dc-0310-8127-8f9354f1896f --- src/pulsecore/cli.c | 149 ++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 149 insertions(+) create mode 100644 src/pulsecore/cli.c (limited to 'src/pulsecore/cli.c') diff --git a/src/pulsecore/cli.c b/src/pulsecore/cli.c new file mode 100644 index 00000000..fbfa5009 --- /dev/null +++ b/src/pulsecore/cli.c @@ -0,0 +1,149 @@ +/* $Id$ */ + +/*** + This file is part of PulseAudio. + + PulseAudio is free software; you can redistribute it and/or modify + it under the terms of the GNU Lesser General Public License as published + by the Free Software Foundation; either version 2 of the License, + or (at your option) any later version. + + PulseAudio is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with PulseAudio; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 + USA. +***/ + +#ifdef HAVE_CONFIG_H +#include +#endif + +#include +#include +#include +#include + +#include + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include "cli.h" + +#define PROMPT ">>> " + +struct pa_cli { + pa_core *core; + pa_ioline *line; + + void (*eof_callback)(pa_cli *c, void *userdata); + void *userdata; + + pa_client *client; + + int fail, kill_requested, defer_kill; +}; + +static void line_callback(pa_ioline *line, const char *s, void *userdata); +static void client_kill(pa_client *c); + +pa_cli* pa_cli_new(pa_core *core, pa_iochannel *io, pa_module *m) { + char cname[256]; + pa_cli *c; + assert(io); + + c = pa_xmalloc(sizeof(pa_cli)); + c->core = core; + c->line = pa_ioline_new(io); + assert(c->line); + + c->userdata = NULL; + c->eof_callback = NULL; + + pa_iochannel_socket_peer_to_string(io, cname, sizeof(cname)); + c->client = pa_client_new(core, __FILE__, cname); + assert(c->client); + c->client->kill = client_kill; + c->client->userdata = c; + c->client->owner = m; + + pa_ioline_set_callback(c->line, line_callback, c); + pa_ioline_puts(c->line, "Welcome to pulseaudio! Use \"help\" for usage information.\n"PROMPT); + + c->fail = c->kill_requested = c->defer_kill = 0; + + return c; +} + +void pa_cli_free(pa_cli *c) { + assert(c); + pa_ioline_close(c->line); + pa_ioline_unref(c->line); + pa_client_free(c->client); + pa_xfree(c); +} + +static void client_kill(pa_client *client) { + pa_cli *c; + assert(client && client->userdata); + c = client->userdata; + + pa_log_debug(__FILE__": CLI client killed."); + if (c->defer_kill) + c->kill_requested = 1; + else { + if (c->eof_callback) + c->eof_callback(c, c->userdata); + } +} + +static void line_callback(pa_ioline *line, const char *s, void *userdata) { + pa_strbuf *buf; + pa_cli *c = userdata; + char *p; + assert(line && c); + + if (!s) { + pa_log_debug(__FILE__": CLI got EOF from user."); + if (c->eof_callback) + c->eof_callback(c, c->userdata); + + return; + } + + buf = pa_strbuf_new(); + assert(buf); + c->defer_kill++; + pa_cli_command_execute_line(c->core, s, buf, &c->fail); + c->defer_kill--; + pa_ioline_puts(line, p = pa_strbuf_tostring_free(buf)); + pa_xfree(p); + + if (c->kill_requested) { + if (c->eof_callback) + c->eof_callback(c, c->userdata); + } else + pa_ioline_puts(line, PROMPT); +} + +void pa_cli_set_eof_callback(pa_cli *c, void (*cb)(pa_cli*c, void *userdata), void *userdata) { + assert(c); + c->eof_callback = cb; + c->userdata = userdata; +} -- cgit