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/* Copyright (c) 2002-2012 Pigeonhole authors, see the included COPYING file
*/
#ifndef __SIEVE_GENERATOR_H
#define __SIEVE_GENERATOR_H
#include "sieve-common.h"
/*
* Code generator
*/
struct sieve_generator;
struct sieve_codegen_env {
struct sieve_generator *gentr;
struct sieve_instance *svinst;
struct sieve_script *script;
struct sieve_ast *ast;
struct sieve_binary *sbin;
struct sieve_binary_block *sblock;
};
struct sieve_generator *sieve_generator_create
(struct sieve_ast *ast, struct sieve_error_handler *ehandler);
void sieve_generator_free(struct sieve_generator **generator);
/*
* Accessors
*/
struct sieve_error_handler *sieve_generator_error_handler
(struct sieve_generator *gentr);
pool_t sieve_generator_pool(struct sieve_generator *gentr);
struct sieve_script *sieve_generator_script
(struct sieve_generator *gentr);
struct sieve_binary *sieve_generator_get_binary
(struct sieve_generator *gentr);
struct sieve_binary_block *sieve_generator_get_block
(struct sieve_generator *gentr);
/*
* Error handling
*/
void sieve_generator_warning
(struct sieve_generator *gentr, unsigned int source_line,
const char *fmt, ...) ATTR_FORMAT(3, 4);
void sieve_generator_error
(struct sieve_generator *gentr, unsigned int source_line,
const char *fmt, ...) ATTR_FORMAT(3, 4);
void sieve_generator_critical
(struct sieve_generator *gentr, unsigned int source_line,
const char *fmt, ...) ATTR_FORMAT(3, 4);
/*
* Extension support
*/
void sieve_generator_extension_set_context
(struct sieve_generator *gentr, const struct sieve_extension *ext,
void *context);
const void *sieve_generator_extension_get_context
(struct sieve_generator *gentr, const struct sieve_extension *ext);
/*
* Jump list
*/
struct sieve_jumplist {
pool_t pool;
struct sieve_binary_block *block;
ARRAY_DEFINE(jumps, sieve_size_t);
};
struct sieve_jumplist *sieve_jumplist_create
(pool_t pool, struct sieve_binary_block *sblock);
void sieve_jumplist_init_temp
(struct sieve_jumplist *jlist, struct sieve_binary_block *sblock);
void sieve_jumplist_reset
(struct sieve_jumplist *jlist);
void sieve_jumplist_add
(struct sieve_jumplist *jlist, sieve_size_t jump);
void sieve_jumplist_resolve(struct sieve_jumplist *jlist);
/*
* Code generation API
*/
bool sieve_generate_argument
(const struct sieve_codegen_env *cgenv, struct sieve_ast_argument *arg,
struct sieve_command *cmd);
bool sieve_generate_arguments
(const struct sieve_codegen_env *cgenv, struct sieve_command *cmd,
struct sieve_ast_argument **last_arg_r);
bool sieve_generate_argument_parameters
(const struct sieve_codegen_env *cgenv, struct sieve_command *cmd,
struct sieve_ast_argument *arg);
bool sieve_generate_block
(const struct sieve_codegen_env *cgenv, struct sieve_ast_node *block);
bool sieve_generate_test
(const struct sieve_codegen_env *cgenv, struct sieve_ast_node *tst_node,
struct sieve_jumplist *jlist, bool jump_true);
struct sieve_binary *sieve_generator_run
(struct sieve_generator *gentr, struct sieve_binary_block **sblock_r);
#endif /* __SIEVE_GENERATOR_H */
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