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1612f5e4d2
libacp is a port and wrapper around the pulseaudio card profile code. It uses a set of templates for construct a card profile and mixer port settings. It also has support for UCM when available for the hardware.
88 lines
3.4 KiB
C
88 lines
3.4 KiB
C
#ifndef fooconfparserhfoo
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#define fooconfparserhfoo
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/***
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This file is part of PulseAudio.
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Copyright 2004-2006 Lennart Poettering
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PulseAudio is free software; you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published
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by the Free Software Foundation; either version 2.1 of the License,
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or (at your option) any later version.
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PulseAudio is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with PulseAudio; if not, see <http://www.gnu.org/licenses/>.
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***/
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#include <stdio.h>
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#include <stdbool.h>
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#include "compat.h"
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/* An abstract parser for simple, line based, shallow configuration
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* files consisting of variable assignments only. */
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typedef struct pa_config_parser_state pa_config_parser_state;
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typedef int (*pa_config_parser_cb_t)(pa_config_parser_state *state);
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/* Wraps info for parsing a specific configuration variable */
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typedef struct pa_config_item {
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const char *lvalue; /* name of the variable */
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pa_config_parser_cb_t parse; /* Function that is called to parse the variable's value */
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void *data; /* Where to store the variable's data */
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const char *section;
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} pa_config_item;
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struct pa_config_parser_state {
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const char *filename;
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unsigned lineno;
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char *section;
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char *lvalue;
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char *rvalue;
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void *data; /* The data pointer of the current pa_config_item. */
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void *userdata; /* The pointer that was given to pa_config_parse(). */
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/* Private data to be used only by conf-parser.c. */
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const pa_config_item *item_table;
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char buf[4096];
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pa_proplist *proplist;
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bool in_proplist;
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};
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/* The configuration file parsing routine. Expects a table of
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* pa_config_items in *t that is terminated by an item where lvalue is
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* NULL.
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*
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* If use_dot_d is true, then after parsing the file named by the filename
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* argument, the function will parse all files ending with ".conf" in
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* alphabetical order from a directory whose name is filename + ".d", if such
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* directory exists.
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*
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* Some configuration files may contain a Properties section, which
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* is a bit special. Normally all accepted lvalues must be predefined
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* in the pa_config_item table, but in the Properties section the
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* pa_config_item table is ignored, and all lvalues are accepted (as
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* long as they are valid proplist keys). If the proplist pointer is
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* non-NULL, the parser will parse any section named "Properties" as
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* properties, and those properties will be merged into the given
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* proplist. If proplist is NULL, then sections named "Properties"
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* are not allowed at all in the configuration file. */
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int pa_config_parse(const char *filename, FILE *f, const pa_config_item *t, pa_proplist *proplist, bool use_dot_d,
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void *userdata);
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/* Generic parsers for integers, size_t, booleans and strings */
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int pa_config_parse_int(pa_config_parser_state *state);
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int pa_config_parse_unsigned(pa_config_parser_state *state);
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int pa_config_parse_size(pa_config_parser_state *state);
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int pa_config_parse_bool(pa_config_parser_state *state);
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int pa_config_parse_not_bool(pa_config_parser_state *state);
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int pa_config_parse_string(pa_config_parser_state *state);
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#endif
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