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
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
|
/***
This file is part of PulseAudio.
Copyright 2008 Colin Guthrie
Copyright 2007 Lennart Poettering
PulseAudio is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as
published by the Free Software Foundation; either version 2.1 of the
License, or (at your option) any later version.
PulseAudio is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with PulseAudio; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
USA.
***/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <string.h>
#include <pulse/xmalloc.h>
#include <pulsecore/hashmap.h>
#include <pulsecore/strbuf.h>
#include <pulsecore/core-util.h>
#include "headerlist.h"
struct header {
char *key;
void *value;
size_t nbytes;
};
#define MAKE_HASHMAP(p) ((pa_hashmap*) (p))
#define MAKE_HEADERLIST(p) ((pa_headerlist*) (p))
static void header_free(struct header *hdr) {
pa_assert(hdr);
pa_xfree(hdr->key);
pa_xfree(hdr->value);
pa_xfree(hdr);
}
pa_headerlist* pa_headerlist_new(void) {
return MAKE_HEADERLIST(pa_hashmap_new_full(pa_idxset_string_hash_func, pa_idxset_string_compare_func, NULL, (pa_free_cb_t) header_free));
}
void pa_headerlist_free(pa_headerlist* p) {
pa_hashmap_free(MAKE_HASHMAP(p));
}
int pa_headerlist_puts(pa_headerlist *p, const char *key, const char *value) {
struct header *hdr;
bool add = false;
pa_assert(p);
pa_assert(key);
if (!(hdr = pa_hashmap_get(MAKE_HASHMAP(p), key))) {
hdr = pa_xnew(struct header, 1);
hdr->key = pa_xstrdup(key);
add = true;
} else
pa_xfree(hdr->value);
hdr->value = pa_xstrdup(value);
hdr->nbytes = strlen(value)+1;
if (add)
pa_hashmap_put(MAKE_HASHMAP(p), hdr->key, hdr);
return 0;
}
int pa_headerlist_putsappend(pa_headerlist *p, const char *key, const char *value) {
struct header *hdr;
bool add = false;
pa_assert(p);
pa_assert(key);
if (!(hdr = pa_hashmap_get(MAKE_HASHMAP(p), key))) {
hdr = pa_xnew(struct header, 1);
hdr->key = pa_xstrdup(key);
hdr->value = pa_xstrdup(value);
add = true;
} else {
void *newval = pa_sprintf_malloc("%s%s", (char*)hdr->value, value);
pa_xfree(hdr->value);
hdr->value = newval;
}
hdr->nbytes = strlen(hdr->value)+1;
if (add)
pa_hashmap_put(MAKE_HASHMAP(p), hdr->key, hdr);
return 0;
}
const char *pa_headerlist_gets(pa_headerlist *p, const char *key) {
struct header *hdr;
pa_assert(p);
pa_assert(key);
if (!(hdr = pa_hashmap_get(MAKE_HASHMAP(p), key)))
return NULL;
if (hdr->nbytes <= 0)
return NULL;
if (((char*) hdr->value)[hdr->nbytes-1] != 0)
return NULL;
if (strlen((char*) hdr->value) != hdr->nbytes-1)
return NULL;
return (char*) hdr->value;
}
int pa_headerlist_remove(pa_headerlist *p, const char *key) {
pa_assert(p);
pa_assert(key);
return pa_hashmap_remove_and_free(MAKE_HASHMAP(p), key);
}
const char *pa_headerlist_iterate(pa_headerlist *p, void **state) {
struct header *hdr;
if (!(hdr = pa_hashmap_iterate(MAKE_HASHMAP(p), state, NULL)))
return NULL;
return hdr->key;
}
char *pa_headerlist_to_string(pa_headerlist *p) {
const char *key;
void *state = NULL;
pa_strbuf *buf;
pa_assert(p);
buf = pa_strbuf_new();
while ((key = pa_headerlist_iterate(p, &state))) {
const char *v;
if ((v = pa_headerlist_gets(p, key)))
pa_strbuf_printf(buf, "%s: %s\r\n", key, v);
}
return pa_strbuf_tostring_free(buf);
}
int pa_headerlist_contains(pa_headerlist *p, const char *key) {
pa_assert(p);
pa_assert(key);
if (!(pa_hashmap_get(MAKE_HASHMAP(p), key)))
return 0;
return 1;
}
|
