Annotation of libelwix/inc/elwix/aiov.h, revision 1.1.2.3
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 $
1.1.2.3 ! misho 6: * $Id: aiov.h,v 1.1.2.2 2021/03/19 00:40:28 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
57:
58: /*
59: * iov_Init() - Init new iovec array
60: *
61: * return: =NULL error, !=NULL ready array
62: */
63: iovec_t *iov_Init();
64: /*
65: * iov_Destroy() - Destroy iovec array
66: *
67: * @iov = iovec array
68: * return: none
69: */
70: void iov_Destroy(iovec_t ** __restrict iov);
71: /*
72: * iov_Get() - Get data and length from position
73: *
74: * @iov = iovec array
75: * @pos = position
76: * @data = data
77: * @datlen = data length
78: * return: -1 error, 0 ok
79: */
1.1.2.3 ! misho 80: int iov_Get(iovec_t * __restrict iov, unsigned int pos, void *data, size_t *datlen);
1.1.2.2 misho 81: /*
82: * iov_Insert() - Insert data at position into array
83: *
84: * @iov = iovec array
85: * @pos = position
86: * @data = data
87: * @datlen = data length
88: * return: -1 error, 0 ok
89: */
90: int iov_Insert(iovec_t * __restrict iov, unsigned int pos, void *data, size_t datlen);
91: /*
92: * iov_Delete() - Delete data at position into array
93: *
94: * @iov = iovec array
95: * @pos = position
96: * @mustfree = data must be free before delete
97: * return: -1 error, 0 ok
98: */
99: int iov_Delete(iovec_t * __restrict iov, unsigned int pos, int mustfree);
100: /*
101: * iov_Push() - Push data on first free position
102: *
103: * @iov = iovec array
104: * @data = data
105: * @datlen = data length
106: * return: -1 error, !=-1 pushed at position
107: */
108: int iov_Push(iovec_t * __restrict iov, void *data, size_t datlen);
109: /*
110: * iov_Pop() - Pop data from last used position
111: *
112: * @iov = iovec array
113: * @data = data
114: * @datlen = data length
115: * @mustfree = data must be free before delete
116: * return: -1 error, !=-1 poped from position
117: */
1.1.2.3 ! misho 118: int iov_Pop(iovec_t * __restrict iov, void *data, size_t *datlen, int mustfree);
1.1.2.2 misho 119: /*
120: * iov_PushPair() - Push pair/named data on first free position
121: *
122: * @iov = iovec array
123: * @name = name of data
124: * @data = data
125: * @datlen = data length
126: * return: -1 error, !=-1 pushed at position
127: */
128: int iov_PushPair(iovec_t * __restrict iov, const char *name, void *data, size_t datlen);
129: /*
130: * iov_PopPair() - Pop pair/named data from last used position
131: *
132: * @iov = iovec array
133: * @name = name of data
134: * @namlen = name length
135: * @data = data
136: * @datlen = data length
137: * @mustfree = data must be free before delete
138: * return: -1 error, !=-1 poped from position
139: */
1.1.2.3 ! misho 140: int iov_PopPair(iovec_t * __restrict iov, char *name, size_t *namlen,
! 141: void *data, size_t *datlen, int mustfree);
1.1.2.2 misho 142:
143: /*
144: * iov_Debug() - Debug of iovec array
145: *
146: * @iov = iovec array
147: * return: none
148: */
149: void iov_Debug(iovec_t * __restrict iov);
150:
151:
1.1.2.1 misho 152: #endif
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