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buffer.h
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1 #ifndef PROTON_BUFFER_H
2 #define PROTON_BUFFER_H 1
3 
4 /*
5  *
6  * Licensed to the Apache Software Foundation (ASF) under one
7  * or more contributor license agreements. See the NOTICE file
8  * distributed with this work for additional information
9  * regarding copyright ownership. The ASF licenses this file
10  * to you under the Apache License, Version 2.0 (the
11  * "License"); you may not use this file except in compliance
12  * with the License. You may obtain a copy of the License at
13  *
14  * http://www.apache.org/licenses/LICENSE-2.0
15  *
16  * Unless required by applicable law or agreed to in writing,
17  * software distributed under the License is distributed on an
18  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
19  * KIND, either express or implied. See the License for the
20  * specific language governing permissions and limitations
21  * under the License.
22  *
23  */
24 
25 #include <proton/import_export.h>
26 #include <proton/types.h>
27 
28 #ifdef __cplusplus
29 extern "C" {
30 #endif
31 
32 typedef struct {
33  size_t size;
34  char *start;
36 
37 typedef struct pn_buffer_t pn_buffer_t;
38 
39 PN_EXTERN pn_buffer_t *pn_buffer(size_t capacity);
44 PN_EXTERN int pn_buffer_ensure(pn_buffer_t *buf, size_t size);
45 PN_EXTERN int pn_buffer_append(pn_buffer_t *buf, const char *bytes, size_t size);
46 PN_EXTERN int pn_buffer_prepend(pn_buffer_t *buf, const char *bytes, size_t size);
47 PN_EXTERN size_t pn_buffer_get(pn_buffer_t *buf, size_t offset, size_t size, char *dst);
48 PN_EXTERN int pn_buffer_trim(pn_buffer_t *buf, size_t left, size_t right);
54 
55 #ifdef __cplusplus
56 }
57 #endif
58 
59 #endif /* buffer.h */
PN_EXTERN size_t pn_buffer_get(pn_buffer_t *buf, size_t offset, size_t size, char *dst)
PN_EXTERN void pn_buffer_clear(pn_buffer_t *buf)
PN_EXTERN size_t pn_buffer_capacity(pn_buffer_t *buf)
PN_EXTERN void pn_buffer_free(pn_buffer_t *buf)
PN_EXTERN pn_buffer_memory_t pn_buffer_memory(pn_buffer_t *buf)
Definition: buffer.h:32
size_t size
Definition: buffer.h:33
PN_EXTERN int pn_buffer_ensure(pn_buffer_t *buf, size_t size)
#define PN_EXTERN
Definition: import_export.h:53
PN_EXTERN int pn_buffer_prepend(pn_buffer_t *buf, const char *bytes, size_t size)
PN_EXTERN int pn_buffer_trim(pn_buffer_t *buf, size_t left, size_t right)
PN_EXTERN size_t pn_buffer_available(pn_buffer_t *buf)
PN_EXTERN int pn_buffer_defrag(pn_buffer_t *buf)
PN_EXTERN int pn_buffer_append(pn_buffer_t *buf, const char *bytes, size_t size)
char * start
Definition: buffer.h:34
PN_EXTERN pn_bytes_t pn_buffer_bytes(pn_buffer_t *buf)
PN_EXTERN size_t pn_buffer_size(pn_buffer_t *buf)
PN_EXTERN int pn_buffer_print(pn_buffer_t *buf)
PN_EXTERN pn_buffer_t * pn_buffer(size_t capacity)
Definition: types.h:60
struct pn_buffer_t pn_buffer_t
Definition: buffer.h:37