Annotation of libelwix/inc/elwix/aiov.h, revision 1.1.2.4
1.1.2.1 misho 1: /*************************************************************************
2: * (C) 2021 AITNET ltd - Sofia/Bulgaria - <misho@aitnet.org>
3: * by Michael Pounov <misho@elwix.org>
4: *
5: * $Author: misho $
1.1.2.4 ! misho 6: * $Id: aiov.h,v 1.1.2.3 2021/03/19 01:30:23 misho Exp $
1.1.2.1 misho 7: *
8: **************************************************************************
9: The ELWIX and AITNET software is distributed under the following
10: terms:
11:
12: All of the documentation and software included in the ELWIX and AITNET
13: Releases is copyrighted by ELWIX - Sofia/Bulgaria <info@elwix.org>
14:
15: Copyright 2004 - 2021
16: by Michael Pounov <misho@elwix.org>. All rights reserved.
17:
18: Redistribution and use in source and binary forms, with or without
19: modification, are permitted provided that the following conditions
20: are met:
21: 1. Redistributions of source code must retain the above copyright
22: notice, this list of conditions and the following disclaimer.
23: 2. Redistributions in binary form must reproduce the above copyright
24: notice, this list of conditions and the following disclaimer in the
25: documentation and/or other materials provided with the distribution.
26: 3. All advertising materials mentioning features or use of this software
27: must display the following acknowledgement:
28: This product includes software developed by Michael Pounov <misho@elwix.org>
29: ELWIX - Embedded LightWeight unIX and its contributors.
30: 4. Neither the name of AITNET nor the names of its contributors
31: may be used to endorse or promote products derived from this software
32: without specific prior written permission.
33:
34: THIS SOFTWARE IS PROVIDED BY AITNET AND CONTRIBUTORS ``AS IS'' AND
35: ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
36: IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
37: ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
38: FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
39: DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
40: OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
41: HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
42: LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
43: OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
44: SUCH DAMAGE.
45: */
46: #ifndef __AIOV_H
47: #define __AIOV_H
48:
49:
1.1.2.2 misho 50: struct tagIOV {
51: size_t iov_size;
52: struct iovec *iov_array;
53: };
54: typedef struct tagIOV iovec_t;
55:
56: #define iov_Size(x) (x)->iov_size
1.1.2.4 ! misho 57: #define iov_Array(x) (x)->iov_array
1.1.2.2 misho 58:
59: /*
60: * iov_Init() - Init new iovec array
61: *
62: * return: =NULL error, !=NULL ready array
63: */
64: iovec_t *iov_Init();
65: /*
66: * iov_Destroy() - Destroy iovec array
67: *
68: * @iov = iovec array
69: * return: none
70: */
71: void iov_Destroy(iovec_t ** __restrict iov);
72: /*
73: * iov_Get() - Get data and length from position
74: *
75: * @iov = iovec array
76: * @pos = position
77: * @data = data
78: * @datlen = data length
79: * return: -1 error, 0 ok
80: */
1.1.2.3 misho 81: int iov_Get(iovec_t * __restrict iov, unsigned int pos, void *data, size_t *datlen);
1.1.2.2 misho 82: /*
83: * iov_Insert() - Insert data at position into array
84: *
85: * @iov = iovec array
86: * @pos = position
87: * @data = data
88: * @datlen = data length
89: * return: -1 error, 0 ok
90: */
91: int iov_Insert(iovec_t * __restrict iov, unsigned int pos, void *data, size_t datlen);
92: /*
93: * iov_Delete() - Delete data at position into array
94: *
95: * @iov = iovec array
96: * @pos = position
97: * @mustfree = data must be free before delete
98: * return: -1 error, 0 ok
99: */
100: int iov_Delete(iovec_t * __restrict iov, unsigned int pos, int mustfree);
101: /*
102: * iov_Push() - Push data on first free position
103: *
104: * @iov = iovec array
105: * @data = data
106: * @datlen = data length
107: * return: -1 error, !=-1 pushed at position
108: */
109: int iov_Push(iovec_t * __restrict iov, void *data, size_t datlen);
110: /*
111: * iov_Pop() - Pop data from last used position
112: *
113: * @iov = iovec array
114: * @data = data
115: * @datlen = data length
116: * @mustfree = data must be free before delete
117: * return: -1 error, !=-1 poped from position
118: */
1.1.2.3 misho 119: int iov_Pop(iovec_t * __restrict iov, void *data, size_t *datlen, int mustfree);
1.1.2.2 misho 120: /*
121: * iov_PushPair() - Push pair/named data on first free position
122: *
123: * @iov = iovec array
124: * @name = name of data
125: * @data = data
126: * @datlen = data length
127: * return: -1 error, !=-1 pushed at position
128: */
129: int iov_PushPair(iovec_t * __restrict iov, const char *name, void *data, size_t datlen);
130: /*
131: * iov_PopPair() - Pop pair/named data from last used position
132: *
133: * @iov = iovec array
134: * @name = name of data
135: * @namlen = name length
136: * @data = data
137: * @datlen = data length
138: * @mustfree = data must be free before delete
139: * return: -1 error, !=-1 poped from position
140: */
1.1.2.3 misho 141: int iov_PopPair(iovec_t * __restrict iov, char *name, size_t *namlen,
142: void *data, size_t *datlen, int mustfree);
1.1.2.2 misho 143:
144: /*
145: * iov_Debug() - Debug of iovec array
146: *
147: * @iov = iovec array
148: * return: none
149: */
150: void iov_Debug(iovec_t * __restrict iov);
151:
152:
1.1.2.1 misho 153: #endif
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