1 #ifndef SIEVE_EXTPROGRAMS_COMMON_H
2 #define SIEVE_EXTPROGRAMS_COMMON_H
3 
4 #include "sieve-common.h"
5 
6 /*
7  * Extension configuration
8  */
9 
10 enum sieve_extprograms_eol {
11 	SIEVE_EXTPROGRAMS_EOL_CRLF = 0,
12 	SIEVE_EXTPROGRAMS_EOL_LF
13 };
14 
15 struct sieve_extprograms_config {
16 	const struct sieve_extension *copy_ext;
17 	const struct sieve_extension *var_ext;
18 
19 	char *socket_dir;
20 	char *bin_dir;
21 
22 	enum sieve_extprograms_eol default_input_eol;
23 
24 	unsigned int execute_timeout;
25 };
26 
27 struct sieve_extprograms_config *sieve_extprograms_config_init
28 	(const struct sieve_extension *ext);
29 void sieve_extprograms_config_deinit
30 	(struct sieve_extprograms_config **ext_config);
31 
32 /*
33  * Extensions
34  */
35 
36 extern const struct sieve_extension_def sieve_ext_vnd_pipe;
37 extern const struct sieve_extension_def sieve_ext_vnd_filter;
38 extern const struct sieve_extension_def sieve_ext_vnd_execute;
39 
40 /*
41  * Commands
42  */
43 
44 extern const struct sieve_command_def sieve_cmd_pipe;
45 extern const struct sieve_command_def sieve_cmd_filter;
46 extern const struct sieve_command_def sieve_cmd_execute;
47 
48 /*
49  * Operations
50  */
51 
52 extern const struct sieve_operation_def sieve_opr_pipe;
53 extern const struct sieve_operation_def sieve_opr_filter;
54 extern const struct sieve_operation_def sieve_opr_execute;
55 
56 /*
57  * Program name and arguments
58  */
59 
60 bool sieve_extprogram_arg_is_valid(string_t *arg);
61 bool sieve_extprogram_name_is_valid(string_t *name);
62 
63 /*
64  * Command validation
65  */
66 
67 bool sieve_extprogram_command_validate
68 	(struct sieve_validator *valdtr, struct sieve_command *cmd);
69 
70 /*
71  * Common command operands
72  */
73 
74 int sieve_extprogram_command_read_operands
75 	(const struct sieve_runtime_env *renv, sieve_size_t *address,
76 		string_t **pname_r, struct sieve_stringlist **args_list_r);
77 
78 /*
79  * Running external programs
80  */
81 
82 void sieve_extprogram_exec_error
83 	(struct sieve_error_handler *ehandler, const char *location,
84 		const char *fmt, ...) ATTR_FORMAT(3, 4);
85 
86 struct sieve_extprogram *sieve_extprogram_create
87 	(const struct sieve_extension *ext, const struct sieve_script_env *senv,
88 		const struct sieve_message_data *msgdata, const char *action,
89 		const char *program_name, const char * const *args,
90 		enum sieve_error *error_r);
91 void sieve_extprogram_destroy(struct sieve_extprogram **_sprog);
92 
93 void sieve_extprogram_set_output
94 	(struct sieve_extprogram *sprog, struct ostream *output);
95 void sieve_extprogram_set_output_seekable
96 	(struct sieve_extprogram *sprog);
97 struct istream *sieve_extprogram_get_output_seekable
98 	(struct sieve_extprogram *sprog);
99 
100 void sieve_extprogram_set_input
101 	(struct sieve_extprogram *sprog, struct istream *input);
102 int sieve_extprogram_set_input_mail
103 	(struct sieve_extprogram *sprog, struct mail *mail);
104 
105 int sieve_extprogram_run(struct sieve_extprogram *sprog);
106 
107 #endif
108