diff options
Diffstat (limited to 'src/conf-parser.h')
| -rw-r--r-- | src/conf-parser.h | 76 |
1 files changed, 61 insertions, 15 deletions
diff --git a/src/conf-parser.h b/src/conf-parser.h index 51efe00786..cbb4235d69 100644 --- a/src/conf-parser.h +++ b/src/conf-parser.h @@ -28,21 +28,65 @@ /* An abstract parser for simple, line based, shallow configuration * files consisting of variable assignments only. */ -typedef int (*ConfigParserCallback)(const char *filename, unsigned line, const char *section, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata); - -/* Wraps info for parsing a specific configuration variable */ -typedef struct ConfigItem { - const char *lvalue; /* name of the variable */ - ConfigParserCallback parse; /* Function that is called to parse the variable's value */ - int ltype; /* Distinguish differnt variables passed to the same callback */ - void *data; /* Where to store the variable's data */ - const char *section; -} ConfigItem; - -/* The configuration file parsing routine. Expects a table of - * config_items in *t that is terminated by an item where lvalue is - * NULL */ -int config_parse(const char *filename, FILE *f, const char* const *sections, const ConfigItem *t, bool relaxed, void *userdata); +/* Prototype for a parser for a specific configuration setting */ +typedef int (*ConfigParserCallback)( + const char *filename, + unsigned line, + const char *section, + const char *lvalue, + int ltype, + const char *rvalue, + void *data, + void *userdata); + +/* Wraps information for parsing a specific configuration variable, to + * be stored in a simple array */ +typedef struct ConfigTableItem { + const char *section; /* Section */ + const char *lvalue; /* Name of the variable */ + ConfigParserCallback parse; /* Function that is called to parse the variable's value */ + int ltype; /* Distinguish different variables passed to the same callback */ + void *data; /* Where to store the variable's data */ +} ConfigTableItem; + +/* Wraps information for parsing a specific configuration variable, to + * ve srored in a gperf perfect hashtable */ +typedef struct ConfigPerfItem { + const char *section_and_lvalue; /* Section + "." + name of the variable */ + ConfigParserCallback parse; /* Function that is called to parse the variable's value */ + int ltype; /* Distinguish different variables passed to the same callback */ + size_t offset; /* Offset where to store data, from the beginning of userdata */ +} ConfigPerfItem; + +/* Prototype for a low-level gperf lookup function */ +typedef const ConfigPerfItem* (*ConfigPerfItemLookup)(const char *section_and_lvalue, unsigned length); + +/* Prototype for a generic high-level lookup function */ +typedef int (*ConfigItemLookup)( + void *table, + const char *section, + const char *lvalue, + ConfigParserCallback *func, + int *ltype, + void **data, + void *userdata); + +/* Linear table search implementation of ConfigItemLookup, based on + * ConfigTableItem arrays */ +int config_item_table_lookup(void *table, const char *section, const char *lvalue, ConfigParserCallback *func, int *ltype, void **data, void *userdata); + +/* gperf implementation of ConfigItemLookup, based on gperf + * ConfigPerfItem tables */ +int config_item_perf_lookup(void *table, const char *section, const char *lvalue, ConfigParserCallback *func, int *ltype, void **data, void *userdata); + +int config_parse( + const char *filename, + FILE *f, + const char *sections, /* nulstr */ + ConfigItemLookup lookup, + void *table, + bool relaxed, + void *userdata); /* Generic parsers */ int config_parse_int(const char *filename, unsigned line, const char *section, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata); @@ -55,6 +99,8 @@ int config_parse_string(const char *filename, unsigned line, const char *section int config_parse_path(const char *filename, unsigned line, const char *section, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata); int config_parse_strv(const char *filename, unsigned line, const char *section, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata); int config_parse_path_strv(const char *filename, unsigned line, const char *section, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata); +int config_parse_usec(const char *filename, unsigned line, const char *section, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata); +int config_parse_mode(const char *filename, unsigned line, const char *section, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata); #define DEFINE_CONFIG_PARSE_ENUM(function,name,type,msg) \ int function( \ |