conf-parser.h

   1 /*-*- Mode: C; c-basic-offset: 8 -*-*/
   2
   3 #ifndef fooconfparserhfoo
   4 #define fooconfparserhfoo
   5
   6 #include <stdio.h>
   7
   8 /* An abstract parser for simple, line based, shallow configuration
   9  * files consisting of variable assignments only. */
  10
  11 typedef int (*config_parser_cb_t)(const char *filename, unsigned line, const char *section, const char *lvalue, const char *rvalue, void *data, void *userdata);
  12
  13 /* Wraps info for parsing a specific configuration variable */
  14 typedef struct ConfigItem {
  15         const char *lvalue; /* name of the variable */
  16         config_parser_cb_t parse; /* Function that is called to parse the variable's value */
  17         void *data; /* Where to store the variable's data */
  18         const char *section;
  19 } ConfigItem;
  20
  21 /* The configuration file parsing routine. Expects a table of
  22  * config_items in *t that is terminated by an item where lvalue is
  23  * NULL */
  24 int config_parse(const char *filename, const char* const * sections, const ConfigItem *t, void *userdata);
  25
  26 /* Generic parsers */
  27 int config_parse_int(const char *filename, unsigned line, const char *section, const char *lvalue, const char *rvalue, void *data, void *userdata);
  28 int config_parse_unsigned(const char *filename, unsigned line, const char *section, const char *lvalue, const char *rvalue, void *data, void *userdata);
  29 int config_parse_size(const char *filename, unsigned line, const char *section, const char *lvalue, const char *rvalue, void *data, void *userdata);
  30 int config_parse_bool(const char *filename, unsigned line, const char *section, const char *lvalue, const char *rvalue, void *data, void *userdata);
  31 int config_parse_string(const char *filename, unsigned line, const char *section, const char *lvalue, const char *rvalue, void *data, void *userdata);
  32 int config_parse_strv(const char *filename, unsigned line, const char *section, const char *lvalue, const char *rvalue, void *data, void *userdata);
  33
  34 #endif