1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
| | #ifndef _TAG_UTIL_H
#define _TAG_UTIL_H
#include "notmuch-client.h"
typedef struct _tag_operation_t tag_operation_t;
typedef struct _tag_op_list_t tag_op_list_t;
/* Use powers of 2 */
typedef enum {
TAG_FLAG_NONE = 0,
/* Operations are synced to maildir, if possible.
*/
TAG_FLAG_MAILDIR_SYNC = (1 << 0),
/* Remove all tags from message before applying list.
*/
TAG_FLAG_REMOVE_ALL = (1 << 1),
/* Don't try to avoid database operations. Useful when we
* know that message passed needs these operations.
*/
TAG_FLAG_PRE_OPTIMIZED = (1 << 2),
/* Accept strange tags that might be user error;
* intended for use by notmuch-restore.
*/
TAG_FLAG_BE_GENEROUS = (1 << 3)
} tag_op_flag_t;
/* Parse a string of the following format:
*
* +<tag>|-<tag> [...] [--] <search-terms>
*
* Each line is interpreted similarly to "notmuch tag" command line
* arguments. The delimiter is one or more spaces ' '. Any characters
* in <tag> and <search-terms> MAY be hex encoded with %NN where NN is
* the hexadecimal value of the character. Any ' ' and '%' characters
* in <tag> and <search-terms> MUST be hex encoded (using %20 and %25,
* respectively). Any characters that are not part of <tag> or
* <search-terms> MUST NOT be hex encoded.
*
* Leading and trailing space ' ' is ignored. Empty lines and lines
* beginning with '#' are ignored.
*
* Returns: 0 OK,
* 1 skipped (invalid) line
* 2 skipped (valid)
* -1 fatal(ish) error.
*
* Output Parameters:
* ops contains a list of tag operations
* query_str the search terms.
*/
int
parse_tag_line (void *ctx, char *line,
tag_op_flag_t flags,
char **query_str, tag_op_list_t *ops);
/*
* Create an empty list of tag operations
*
* ctx is passed to talloc
*/
tag_op_list_t *
tag_op_list_create (void *ctx);
/*
* Add a tag operation (delete iff remove == TRUE) to a list.
* The list is expanded as necessary.
*/
int
tag_op_list_append (void *ctx,
tag_op_list_t *list,
const char *tag,
notmuch_bool_t remove);
/*
* Apply a list of tag operations, in order, to a given message.
*
* Flags can be bitwise ORed; see enum above for possibilies.
*/
notmuch_status_t
tag_op_list_apply (notmuch_message_t *message,
tag_op_list_t *tag_ops,
tag_op_flag_t flags);
/*
* Return the number of operations in a list
*/
size_t
tag_op_list_size (const tag_op_list_t *list);
/*
* Reset a list to contain no operations
*/
void
tag_op_list_reset (tag_op_list_t *list);
/*
* return the i'th tag in the list
*/
const char *
tag_op_list_tag (const tag_op_list_t *list, size_t i);
/*
* Is the i'th tag operation a remove?
*/
notmuch_bool_t
tag_op_list_isremove (const tag_op_list_t *list, size_t i);
#endif
|