1/* Copyright (C) 2005 Red Hat, Inc. */
2
3struct semanage_seuser;
4struct semanage_seuser_key;
5typedef struct semanage_seuser record_t;
6typedef struct semanage_seuser_key record_key_t;
7#define DBASE_RECORD_DEFINED
8
9struct dbase_file;
10typedef struct dbase_file dbase_t;
11#define DBASE_DEFINED
12
13#include <stdlib.h>
14#include <stdio.h>
15
16#include "seuser_internal.h"
17#include "database_file.h"
18#include "parse_utils.h"
19#include "debug.h"
20#include "handle.h"
21
22static int seuser_print(semanage_handle_t * handle,
23			semanage_seuser_t * seuser, FILE * str)
24{
25
26	const char *name = semanage_seuser_get_name(seuser);
27	const char *sename = semanage_seuser_get_sename(seuser);
28	const char *mls = semanage_seuser_get_mlsrange(seuser);
29
30	if (fprintf(str, "%s:%s", name, sename) < 0)
31		goto err;
32
33	if (mls != NULL && fprintf(str, ":%s", mls) < 0)
34		goto err;
35
36	fprintf(str, "\n");
37	return STATUS_SUCCESS;
38
39      err:
40	ERR(handle, "could not print seuser %s to stream", name);
41	return STATUS_ERR;
42}
43
44static int seuser_parse(semanage_handle_t * handle,
45			parse_info_t * info, semanage_seuser_t * seuser)
46{
47
48	char *str = NULL;
49
50	if (parse_skip_space(handle, info) < 0)
51		goto err;
52	if (!info->ptr)
53		goto last;
54
55	/* Extract name */
56	if (parse_fetch_string(handle, info, &str, ':') < 0)
57		goto err;
58	if (semanage_seuser_set_name(handle, seuser, str) < 0)
59		goto err;
60	free(str);
61	str = NULL;
62
63	if (parse_skip_space(handle, info) < 0)
64		goto err;
65	if (parse_assert_ch(handle, info, ':') < 0)
66		goto err;
67	if (parse_skip_space(handle, info) < 0)
68		goto err;
69
70	/* Extract sename */
71	if (parse_fetch_string(handle, info, &str, ':') < 0)
72		goto err;
73	if (semanage_seuser_set_sename(handle, seuser, str) < 0)
74		goto err;
75	free(str);
76	str = NULL;
77
78	if (parse_skip_space(handle, info) < 0)
79		goto err;
80	if (parse_optional_ch(info, ':') == STATUS_NODATA)
81		goto out;
82	if (parse_skip_space(handle, info) < 0)
83		goto err;
84
85	/* NOTE: does not allow spaces/multiline */
86	if (parse_fetch_string(handle, info, &str, ' ') < 0)
87		goto err;
88
89	if (semanage_seuser_set_mlsrange(handle, seuser, str) < 0)
90		goto err;
91	free(str);
92	str = NULL;
93
94	if (parse_assert_space(handle, info) < 0)
95		goto err;
96
97      out:
98	return STATUS_SUCCESS;
99
100      last:
101	parse_dispose_line(info);
102	return STATUS_NODATA;
103
104      err:
105	ERR(handle, "could not parse seuser record");
106	free(str);
107	parse_dispose_line(info);
108	return STATUS_ERR;
109}
110
111/* SEUSER RECORD: FILE extension: method table */
112record_file_table_t SEMANAGE_SEUSER_FILE_RTABLE = {
113	.parse = seuser_parse,
114	.print = seuser_print,
115};
116
117int seuser_file_dbase_init(semanage_handle_t * handle,
118			   const char *path_ro,
119			   const char *path_rw,
120			   dbase_config_t * dconfig)
121{
122
123	if (dbase_file_init(handle,
124			    path_ro,
125			    path_rw,
126			    &SEMANAGE_SEUSER_RTABLE,
127			    &SEMANAGE_SEUSER_FILE_RTABLE, &dconfig->dbase) < 0)
128		return STATUS_ERR;
129
130	dconfig->dtable = &SEMANAGE_FILE_DTABLE;
131	return STATUS_SUCCESS;
132}
133
134void seuser_file_dbase_release(dbase_config_t * dconfig)
135{
136
137	dbase_file_release(dconfig->dbase);
138}
139