/usr/include/sieve2.h is in libsieve2-dev 2.2.6-1.2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* Copyright 2003, 2005 by Aaron Stone
*
* Licensed under the GNU Lesser General Public License (LGPL)
* version 2.1, and other versions at the author's discretion.
* * * */
#ifndef SIEVE2_H
#define SIEVE2_H
#include "sieve2_error.h"
typedef struct sieve2_context sieve2_context_t;
/* At a minimum, you must register redirect, keep,
* getsize and either getheader or getallheaders.
* If not, you will receive SIEVE2_ERROR_NOT_FINALIZED.
* */
typedef enum {
SIEVE2_VALUE_FIRST,
SIEVE2_ACTION_REDIRECT,
SIEVE2_ACTION_REJECT,
SIEVE2_ACTION_DISCARD,
SIEVE2_ACTION_FILEINTO,
SIEVE2_ACTION_KEEP,
SIEVE2_ACTION_NOTIFY,
SIEVE2_ACTION_DENOTIFY, // DEPRECATED since 2.1.11
SIEVE2_ACTION_VACATION,
SIEVE2_ACTION_SETFLAG, // DEPRECATED since 2.1.11
SIEVE2_ACTION_ADDFLAG, // DEPRECATED since 2.1.11
SIEVE2_ACTION_REMOVEFLAG, // DEPRECATED since 2.1.11
SIEVE2_ACTION_MARK, // DEPRECATED since 2.1.11
SIEVE2_ACTION_UNMARK, // DEPRECATED since 2.1.11
SIEVE2_ERRCALL_RUNTIME,
SIEVE2_ERRCALL_PARSE,
SIEVE2_DEBUG_TRACE, // NEW in 2.1.11
SIEVE2_SCRIPT_GETSCRIPT,
SIEVE2_SCRIPT_GETSIZE, // DEPRECATED since 2.2.6 (was never implemented!)
SIEVE2_MESSAGE_GETHEADER,
SIEVE2_MESSAGE_GETALLHEADERS,
SIEVE2_MESSAGE_GETENVELOPE,
SIEVE2_MESSAGE_GETSIZE,
SIEVE2_MESSAGE_GETBODY,
SIEVE2_MESSAGE_GETSUBADDRESS, // NEW in 2.1.11
SIEVE2_ERRCALL_HEADER, // NEW in 2.2.6
SIEVE2_ERRCALL_ADDRESS, // NEW in 2.2.6
SIEVE2_VALUE_LAST // Use this as an API version check
} sieve2_values_t;
typedef int (*sieve2_callback_func) (
sieve2_context_t * sieve2_context,
void * user_data
);
typedef struct {
sieve2_values_t value;
sieve2_callback_func func;
} sieve2_callback_t;
/* From here below only functions thar be! */
#if defined(c_plusplus) || defined(__cplusplus)
extern "C" {
#endif
/* Allocate and free your libSieve context. Any memory that
* libSieve allocated along the way will be freed here. */
/* Pass the pointer by reference for both of these;
* it will be set to NULL when it's freed. */
extern int sieve2_alloc(sieve2_context_t **sieve2_context);
extern int sieve2_free(sieve2_context_t **sieve2_context);
/* Attach the callbacks array to the libSieve context. */
extern int sieve2_callbacks(sieve2_context_t *sieve2_context,
sieve2_callback_t *callbacks);
/* Get a space separated list of extensions that libSieve
* supports and for which you have registered a callback. */
/* libSieve will free this memory for you, don't worry about it. */
extern char * sieve2_listextensions(sieve2_context_t *sieve2_context);
/* Validate a script for syntax and feature support */
extern int sieve2_validate(sieve2_context_t *sieve2_context,
void *user_data);
/* Execute a script on a message, producing an action list */
extern int sieve2_execute(sieve2_context_t *sieve2_context,
void *user_data);
/* libSieve will free this memory for you, don't worry about it. */
extern char *
sieve2_getvalue_string(
sieve2_context_t *sieve2_context,
char *value);
/* libSieve will free this memory for you, don't worry about it. */
extern char * *
sieve2_getvalue_stringlist(
sieve2_context_t *sieve2_context,
char *name);
extern int sieve2_getvalue_int(
sieve2_context_t *sieve2_context,
char *name);
/* If you allocated the memory, you have to free it. */
extern int sieve2_setvalue_string(
sieve2_context_t *sieve2_context,
char *name, char *value);
/* If you allocated the memory, you have to free it. */
extern int sieve2_setvalue_stringlist(
sieve2_context_t *sieve2_context,
char *name, char **value);
extern int sieve2_setvalue_int(
sieve2_context_t *sieve2_context,
char *name, int value);
/* This translates the error numbers into static strings.
* For fancier errors, callbacks from the context are used,
* and that allows the context to manage the memory. */
extern char * sieve2_errstr(int errval);
/* Get a list of Credits about who writes libSieve. */
/* Does not allocate memory; points to static strings. */
extern char * sieve2_credits(void);
/* Get the License under which libSieve is distributed. */
/* Does not allocate memory; points to static strings. */
extern char * sieve2_license(void);
#if defined(c_plusplus) || defined(__cplusplus)
} /* extern "C" */
#endif
#endif /* SIEVE2_H */
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