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conf-parser: Pass parser state in a struct also for parse callbacks.

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As suggested by Maarten Bosmans:
http://article.gmane.org/gmane.comp.audio.pulseaudio.general/12079
This commit is contained in:
Tanu Kaskinen 2012-04-13 14:48:26 +03:00 • committed by Tanu Kaskinen
parent 9a1647500c
commit 7449f6d9e5
5 changed files with 422 additions and 583 deletions
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30
src/pulsecore/conf-parser.h
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@ -27,7 +27,9 @@
/* An abstract parser for simple, line based, shallow configuration
* files consisting of variable assignments only. */
typedef int (*pa_config_parser_cb_t)(const char *filename, unsigned line, const char *section, const char *lvalue, const char *rvalue, void *data, void *userdata);
typedef struct pa_config_parser_state pa_config_parser_state;
typedef int (*pa_config_parser_cb_t)(pa_config_parser_state *state);
/* Wraps info for parsing a specific configuration variable */
typedef struct pa_config_item {
@ -37,17 +39,31 @@ typedef struct pa_config_item {
const char *section;
} pa_config_item;
struct pa_config_parser_state {
const char *filename;
unsigned lineno;
char *section;
char *lvalue;
char *rvalue;
void *data; /* The data pointer of the current pa_config_item. */
void *userdata; /* The pointer that was given to pa_config_parse(). */
/* Private data to be used only by conf-parser.c. */
const pa_config_item *item_table;
char buf[4096];
};
/* The configuration file parsing routine. Expects a table of
* pa_config_items in *t that is terminated by an item where lvalue is
* NULL */
int pa_config_parse(const char *filename, FILE *f, const pa_config_item *t, void *userdata);
/* Generic parsers for integers, size_t, booleans and strings */
int pa_config_parse_int(const char *filename, unsigned line, const char *section, const char *lvalue, const char *rvalue, void *data, void *userdata);
int pa_config_parse_unsigned(const char *filename, unsigned line, const char *section, const char *lvalue, const char *rvalue, void *data, void *userdata);
int pa_config_parse_size(const char *filename, unsigned line, const char *section, const char *lvalue, const char *rvalue, void *data, void *userdata);
int pa_config_parse_bool(const char *filename, unsigned line, const char *section, const char *lvalue, const char *rvalue, void *data, void *userdata);
int pa_config_parse_not_bool(const char *filename, unsigned line, const char *section, const char *lvalue, const char *rvalue, void *data, void *userdata);
int pa_config_parse_string(const char *filename, unsigned line, const char *section, const char *lvalue, const char *rvalue, void *data, void *userdata);
int pa_config_parse_int(pa_config_parser_state *state);
int pa_config_parse_unsigned(pa_config_parser_state *state);
int pa_config_parse_size(pa_config_parser_state *state);
int pa_config_parse_bool(pa_config_parser_state *state);
int pa_config_parse_not_bool(pa_config_parser_state *state);
int pa_config_parse_string(pa_config_parser_state *state);
#endif