1: /*************************************************************************
2: * (C) 2013 AITNET ltd - Sofia/Bulgaria - <misho@aitnet.org>
3: * by Michael Pounov <misho@elwix.org>
4: *
5: * $Author: misho $
6: * $Id: elwix.h,v 1.1.1.1 2013/01/17 10:05:35 misho Exp $
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, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013
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 __ELWIX_H
47: #define __ELWIX_H
48:
49:
50: #include <assert.h>
51: #include <syslog.h>
52: #include <sys/types.h>
53: #include <sys/socket.h>
54: #include <sys/un.h>
55: #include <net/if_dl.h>
56: #include <netinet/in.h>
57: #include <arpa/inet.h>
58:
59: #include <elwix/atree.h>
60: #include <elwix/ampool.h>
61: #include <elwix/acrc.h>
62: #include <elwix/aarray.h>
63: #include <elwix/asarr.h>
64: #include <elwix/avar.h>
65: #include <elwix/astr.h>
66: #include <elwix/aregex.h>
67: #include <elwix/av.h>
68: #include <elwix/anet.h>
69:
70:
71: #ifndef STRSIZ
72: #define STRSIZ 256
73: #endif
74:
75: #ifndef be16toh
76: #define be16toh betoh16
77: #endif
78: #ifndef be32toh
79: #define be32toh betoh32
80: #endif
81: #ifndef be64toh
82: #define be64toh betoh64
83: #endif
84: #ifndef le16toh
85: #define le16toh letoh16
86: #endif
87: #ifndef le32toh
88: #define le32toh letoh32
89: #endif
90: #ifndef le64toh
91: #define le64toh letoh64
92: #endif
93:
94: #define E_ALIGN(x, a) (((x) + ((a) - 1)) & ~((a) - 1))
95:
96:
97: #define ELWIX_SYSM 0
98: #define ELWIX_MPOOL 1
99:
100: #define VACUUM_LEFT 1
101: #define VACUUM_BETWEEN 2
102:
103:
104: // elwix_SetProg() Set program memory pool name
105: inline void elwix_SetProg(const char *csProgName);
106: // elwix_GetProg() Get program memory pool name
107: inline const char *elwix_GetProg();
108:
109: // elwix_GetErrno() Get error code of last operation
110: inline int elwix_GetErrno();
111: // elwix_GetError() Get error text of last operation
112: inline const char *elwix_GetError();
113:
114:
115: // elwix_mm_inuse() Check for memory management model
116: inline int elwix_mm_inuse();
117:
118:
119: /*
120: * elwixInit() - Init libelwix library memory management
121: *
122: * @mm = memory management (IO_SYSM or IO_MPOOL)
123: * @maxmem = memory limit
124: * return: -1 error or !=-1 used memory management model
125: */
126: inline int elwixInit(int mm, unsigned long maxmem);
127: /*
128: * elwixFini() - Finish libelwix library memory management
129: *
130: * return: none
131: */
132: inline void elwixFini();
133:
134: /* memory management hooks */
135: extern void *(*e_malloc)(size_t);
136: extern void *(*e_calloc)(size_t, size_t);
137: extern void *(*e_realloc)(void*, size_t);
138: extern char *(*e_strdup)(const char*);
139: extern void (*e_free)(void*);
140:
141:
142: /* Debug helper macros */
143:
144: /* Verbose macros */
145: extern int elwix_Verbose;
146: #define e_initVerbose(x) (elwix_Verbose = (x))
147: #define e_incVerbose (elwix_Verbose++)
148: #define e_decVerbose (elwix_Verbose--)
149:
150: #define EVERBOSE(x) if ((x) <= elwix_Verbose)
151:
152: /* Debug macros */
153: extern int elwix_Debug;
154: #define ELWIX_DEBUG_OFF 0x0
155: #define ELWIX_DEBUG_TRACE 0x1
156: #define ELWIX_DEBUG_LOG 0x2
157: #define ELWIX_DEBUG_ANY 0xFFFFFFFF
158:
159: #define ETRACE(x) if (elwix_Debug & ELWIX_DEBUG_TRACE) \
160: syslog(LOG_DEBUG, "I'm in %s(%d)", __func__, __LINE__)
161: #define EDEBUG(x, fmt, ...) do { assert((fmt)); \
162: if ((x) & elwix_Debug) { \
163: char str[BUFSIZ] = { 0 }; \
164: snprintf(str, sizeof str, (fmt), ##__VA_ARGS__); \
165: syslog(LOG_DEBUG, "Debug(%d):%s(%d): %s\n", \
166: (x), __func__, __LINE__, str); \
167: } \
168: } while (0)
169:
170: /* Logger macro */
171: #define ELOGGER(x, fmt, ...) do { assert((fmt)); \
172: char str[BUFSIZ] = { 0 }; \
173: snprintf(str, sizeof str, (fmt), ##__VA_ARGS__); \
174: syslog((x), "Logger:%s(%d): %s\n", \
175: __func__, __LINE__, str); \
176: } while (0)
177:
178: /* Error state macros */
179: #define EERROR(x, fmt, ...) do { assert((fmt)); \
180: char str[BUFSIZ] = { 0 }; \
181: snprintf(str, sizeof str, (fmt), ##__VA_ARGS__); \
182: syslog(LOG_ERR, "Error:%s(%d): #%d - %s\n", \
183: __func__, __LINE__, (x), str); \
184: } while (0)
185: #define ESYSERR(x) do { \
186: if (x > 0 || errno) \
187: syslog(LOG_ERR, "Error(sys):%s(%d): #%d - %s\n", \
188: __func__, __LINE__, x > 0 ? x : errno, \
189: strerror(x > 0 ? x : errno)); \
190: } while (0)
191: #define ELIBERR(ait) do { \
192: if (ait##_GetErrno()) \
193: syslog(LOG_ERR, "Error(lib):%s(%d): #%d - %s\n", \
194: __func__, __LINE__, ait##_GetErrno(), \
195: ait##_GetError()); \
196: } while (0)
197:
198:
199: #endif
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