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#ifndef MAIL_FRONT__MAILFRONT__H__
#define MAIL_FRONT__MAILFRONT__H__
#include "responses.h"
#include <bglibs/iobuf.h>
#include <bglibs/str.h>
#include "constants.h"
#define FLAG_NEED_FILE (1<<0)
#define PLUGIN_VERSION 3
struct command
{
const char* name;
int (*fn_enabled)(void);
int (*fn_noparam)(void);
int (*fn_hasparam)(str* param);
};
struct plugin
{
unsigned version;
struct plugin* next;
const char* name;
unsigned flags;
const struct command* commands;
const response* (*init)(void);
const response* (*helo)(str* hostname, str* capabilities);
const response* (*reset)(void);
const response* (*sender)(str* address, str* params);
const response* (*recipient)(str* address, str* params);
const response* (*data_start)(int fd);
const response* (*data_block)(const char* bytes, unsigned long len);
const response* (*message_end)(int fd);
};
#define PROTOCOL_VERSION 3
struct protocol
{
unsigned version;
const char* name;
int (*respond_line)(unsigned number, int final,
const char* msg, unsigned long len);
int (*init)(void);
int (*mainloop)(const struct command* commands);
};
/* From getprotoenv.c */
extern const char* getprotoenv(const char*);
/* From mailfront.c */
extern const char UNKNOWN[];
extern const response* handle_helo(str* host, str* capabilities);
extern const response* handle_reset(void);
extern const response* handle_sender(str* sender, str* params);
extern const response* handle_recipient(str* recip, str* params);
extern const response* handle_data_start(void);
extern void handle_data_bytes(const char* bytes, unsigned len);
extern const response* handle_message_end(void);
extern int respond(const response*);
extern int respond_line(unsigned number, int final,
const char* msg, unsigned long len);
extern int respond_multiline(unsigned number, int final, const char* msg);
extern const response* backend_data_block(const char* data, unsigned long len);
extern int scratchfile(void);
/* From modules.c */
extern const response* load_plugin(struct plugin** pptr, const char* name);
extern const response* load_backend(struct plugin** bptr, const char* name);
extern struct plugin* switch_backend(struct plugin* backend);
/* From netstring.c */
int get_netstring_len(ibuf* in, unsigned long* i);
int get_netstring(ibuf* in, str* s);
/* From queuedir.c */
extern void queuedir_init(const char* prefix);
extern const response* queuedir_reset(void);
extern const response* queuedir_sender(str* address, str* params);
extern const response* queuedir_recipient(str* address, str* params);
extern const response* queuedir_data_start(int fd);
extern const response* queuedir_data_block(const char* bytes, unsigned long len);
extern const response* queuedir_message_end(int fd);
/* From session.c */
extern const char* session_protocol(void);
extern const char* session_getenv(const char* name);
extern unsigned long session_getenvu(const char* name);
extern int session_exportenv(void);
extern int session_putenv(const char* s);
extern int session_setenv(const char* name, const char* value, int overwrite);
extern void session_resetenv(void);
extern void session_delnum(const char* name);
extern void session_delstr(const char* name);
extern unsigned long session_getnum(const char* name, unsigned long dflt);
extern int session_hasnum(const char* name, unsigned long* num);
extern const char* session_getstr(const char* name);
extern void session_setnum(const char* name, unsigned long value);
extern void session_setstr(const char* name, const char* value);
#endif /* MAIL_FRONT__MAILFRONT__H__ */
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