src/config/config-parser-private.h

#ifndef CONFIG_PARSER_PRIVATE_H
#define CONFIG_PARSER_PRIVATE_H

#include "config-parser.h"
#include "config-filter.h"

enum config_line_type {
    CONFIG_LINE_TYPE_SKIP,
    CONFIG_LINE_TYPE_CONTINUE,
    CONFIG_LINE_TYPE_ERROR,
    CONFIG_LINE_TYPE_KEYVALUE,
    CONFIG_LINE_TYPE_KEYFILE,
    CONFIG_LINE_TYPE_KEYVARIABLE,
    CONFIG_LINE_TYPE_SECTION_BEGIN,
    CONFIG_LINE_TYPE_SECTION_END,
    CONFIG_LINE_TYPE_INCLUDE,
    CONFIG_LINE_TYPE_INCLUDE_TRY
};

struct config_section_stack {
    struct config_section_stack *prev;
    const char *key;

    struct config_filter filter;
    /* root=NULL-terminated list of parsers */
    struct config_module_parser *parsers;
    size_t pathlen;

    const char *open_path;
    unsigned int open_linenum;
    bool is_filter;
};

struct input_stack {
    struct input_stack *prev;

    struct istream *input;
    const char *path;
    unsigned int linenum;
};

struct config_parser_context {
    pool_t pool;
    const char *path;
    const char *const *modules;

    ARRAY(struct config_filter_parser *) all_parsers;
    struct config_module_parser *root_parsers;
    struct config_section_stack *cur_section;
    struct input_stack *cur_input;

    string_t *str;
    size_t pathlen;
    unsigned int section_counter;
    const char *error;

    struct old_set_parser *old;

    HASH_TABLE(const char *, const char *) seen_settings;
    struct config_filter_context *filter;
    bool expand_values:1;
    bool hide_errors:1;
};

extern void (*hook_config_parser_begin)(struct config_parser_context *ctx);
extern int (*hook_config_parser_end)(struct config_parser_context *ctx,
                     const char **error_r);

int config_apply_line(struct config_parser_context *ctx, const char *key,
              const char *line, const char *section_name) ATTR_NULL(4);
void config_parser_apply_line(struct config_parser_context *ctx,
                  enum config_line_type type,
                  const char *key, const char *value);

#endif