Annotation of libelwix/inc/elwix.h, revision 1.1
1.1 ! misho 1: /*************************************************************************
! 2: * (C) 2013 AITNET ltd - Sofia/Bulgaria - <misho@aitnet.org>
! 3: * by Michael Pounov <misho@elwix.org>
! 4: *
! 5: * $Author: misho $
! 6: * $Id: aitio.h,v 1.28 2012/12/19 11:03:04 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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