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65 lines
1.8 KiB
C
65 lines
1.8 KiB
C
/*
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* BIRD Internet Routing Daemon -- Configuration Parser Headers
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*
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* (c) 2018 Maria Matejka <mq@jmq.cz>
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*
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* Can be freely distributed and used under the terms of the GNU GPL.
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*/
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#ifndef _BIRD_CONF_PARSER_H_
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#define _BIRD_CONF_PARSER_H_
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#include "conf/context.h"
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/* Pools */
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#define cfg_alloc(size) lp_alloc(ctx->cfg_mem, size)
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#define cfg_allocu(size) lp_allocu(ctx->cfg_mem, size)
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#define cfg_allocz(size) lp_allocz(ctx->cfg_mem, size)
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#define cfg_strdup(str) cf_strdup(ctx, str)
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#define cfg_copy_list(dest, src, node_size) cf_copy_list(ctx, dest, src, node_size)
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/* Lexer */
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/* Generated lexer entry point */
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typedef void * yyscan_t;
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union YYSTYPE;
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int cfx_lex(union YYSTYPE *, yyscan_t);
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/* Config context alloc and free */
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struct cf_context *cf_new_context(int, struct conf_order *);
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void cf_free_context(struct cf_context *);
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/* Lexer state alloc and free */
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struct conf_state *cf_new_state(struct cf_context *ctx, const char *name);
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void cf_free_state(struct cf_context *ctx, struct conf_state *cs);
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/* Lexer input is a memory buffer */
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void cf_scan_bytes(struct cf_context *, const char *, uint);
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/* Init keyword hash is called once from global init */
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void cf_init_kh(void);
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/* Hash function is common for keywords and symbols */
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uint cf_hash(byte *c);
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/* Parser */
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extern char *cf_text;
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int cfx_parse(struct cf_context *ctx, void *yyscanner);
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/* Generated error callback */
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#define cfx_error(ctx, yyscanner, ...) cf_error(ctx, __VA_ARGS__)
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/* Symbols */
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void cf_push_scope(struct cf_context *, struct symbol *);
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void cf_pop_scope(struct cf_context *);
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struct symbol *cf_get_symbol(struct cf_context *ctx, byte *c);
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struct symbol *cf_default_name(struct cf_context *ctx, char *template, int *counter);
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struct symbol *cf_define_symbol(struct cf_context *ctx, struct symbol *symbol, int type, void *def);
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#endif
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