--- libaitcfg/src/queue.c 2008/10/13 17:29:18 1.1.1.1.2.2 +++ libaitcfg/src/queue.c 2012/04/02 14:39:03 1.6.4.1 @@ -3,94 +3,131 @@ * by Michael Pounov * * $Author: misho $ -* $Id: queue.c,v 1.1.1.1.2.2 2008/10/13 17:29:18 misho Exp $ +* $Id: queue.c,v 1.6.4.1 2012/04/02 14:39:03 misho Exp $ * -*************************************************************************/ -#include "global.h" -#include "aitcfg.h" +************************************************************************** +The ELWIX and AITNET software is distributed under the following +terms: +All of the documentation and software included in the ELWIX and AITNET +Releases is copyrighted by ELWIX - Sofia/Bulgaria -/* - * SelectAttribute() Select item //{tagPair} from config list with attribute parameter(s) - * @cfg = Head list element - * @csSec = Config section //[{csSec}], if NULL search in *default* section - * @csAttr = Config attribute //{csAttr} = ..., if NULL search in *any* attribute - * return: NULL not found attribute; //{tagPair} selected first seen attribute item from list +Copyright 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012 + by Michael Pounov . All rights reserved. + +Redistribution and use in source and binary forms, with or without +modification, are permitted provided that the following conditions +are met: +1. Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. +2. Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in the + documentation and/or other materials provided with the distribution. +3. All advertising materials mentioning features or use of this software + must display the following acknowledgement: +This product includes software developed by Michael Pounov +ELWIX - Embedded LightWeight unIX and its contributors. +4. Neither the name of AITNET nor the names of its contributors + may be used to endorse or promote products derived from this software + without specific prior written permission. + +THIS SOFTWARE IS PROVIDED BY AITNET AND CONTRIBUTORS ``AS IS'' AND +ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE +FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS +OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) +HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY +OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF +SUCH DAMAGE. */ -static inline struct tagPair *SelectAttribute(sl_config * __restrict cfg, const u_char *csSec, const u_char *csAttr) +#include "global.h" + + +static inline struct tagCfg * +_selectAttribute(cfg_root_t * __restrict cfg, const char *csSec, const char *csAttr) { - struct tagPair *av; + struct tagCfg fav; + struct tagCfg *av; if (!cfg) return NULL; + else + memset(&fav, 0, sizeof fav); - for (av = cfg->slh_first; av; av = av->sle_next) { - if ((!csSec || !*csSec) && !av->psSection) { - if (!csAttr) - return av; - if (!strcmp((char*) av->psAttribute, (char*) csAttr)) - return av; - } - if (csSec && av->psSection && !strcmp((char*) av->psSection, (char*) csSec)) { - if (!csAttr) - return av; - if (!strcmp((char*) av->psAttribute, (char*) csAttr)) - return av; - } + if (csSec && *csSec) + AIT_KEY(&fav.cfg_sec) = crcFletcher16((u_short*) csSec, + io_align(strlen(csSec), 1) / 2); + if (csAttr) + AIT_KEY(&fav.cfg_attr) = crcFletcher16((u_short*) csAttr, + io_align(strlen(csAttr), 1) / 2); + + /* + RB_FOREACH(av, tagRC, cfg) { + printf("sec=%s(%d) attr=%s(%d) val=%s\n", AIT_GET_LIKE(&av->cfg_sec, char*), AIT_KEY(&av->cfg_sec), + AIT_GET_LIKE(&av->cfg_attr, char*), AIT_KEY(&av->cfg_attr), AIT_GET_STR(&av->cfg_val)); } - return NULL; + printf("ssss=%d aaaa=%d\n", AIT_KEY(&fav.cfg_sec), AIT_KEY(&fav.cfg_attr)); + */ + if (!csAttr) + return RB_NFIND(tagRC, cfg, &fav); + else + return RB_FIND(tagRC, cfg, &fav); } -/* - * DestroyAttribute() Free //{tagPair} item elements memory and destroy resource - * @pair = Free this element -*/ -static inline void DestroyAttribute(struct tagPair *pair) +static inline void +_destroyAttribute(struct tagCfg *av) { - if (!pair) + if (!av) return; - if (pair->psValue) - free(pair->psValue); - if (pair->psAttribute) - free(pair->psAttribute); - if (pair->psSection) - free(pair->psSection); - - free(pair); + AIT_FREE_VAL(&av->cfg_val); + AIT_FREE_VAL(&av->cfg_attr); + AIT_FREE_VAL(&av->cfg_sec); + free(av); } // ---------------------------------------------- /* - * cfg_FindAttribute() Find attribute position in config list - * @cfg = Head list element + * cfg_findAttribute() - Find attribute position in config file + * + * @cfg = Config root * @csSec = Config section //[{csSec}] * @csAttr = Config attribute //{csAttr} = ... * return: 0 not found item; -1 error: null parameters; >0 position in list -*/ -inline int cfg_FindAttribute(sl_config * __restrict cfg, const u_char *csSec, const u_char *csAttr) + */ +inline int +cfg_findAttribute(cfg_root_t * __restrict cfg, const char *csSec, const char *csAttr) { - struct tagPair *av; + struct tagCfg *av, fav; register int cx = 0; - if (!cfg || !csAttr) + if (!cfg || !csAttr) { + cfg_SetErr(EINVAL, "Invalid argument(s)"); return -1; + } else + memset(&fav, 0, sizeof fav); - for (av = cfg->slh_first; av; av = av->sle_next) { + if (csSec && *csSec) + AIT_KEY(&fav.cfg_sec) = crcFletcher16((u_short*) csSec, + io_align(strlen(csSec), 1) / 2); + if (csAttr) + AIT_KEY(&fav.cfg_attr) = crcFletcher16((u_short*) csAttr, + io_align(strlen(csAttr), 1) / 2); + + SLIST_FOREACH(av, cfg, cfg_next) { ++cx; - if ((!csSec || !*csSec) && !av->psSection) - if (!strcmp((char*) av->psAttribute, (char*) csAttr)) - return cx; - if (csSec && av->psSection && !strcmp((char*) av->psSection, (char*) csSec)) - if (!strcmp((char*) av->psAttribute, (char*) csAttr)) - return cx; + if (!cfg_tree_cmp(&fav, av)) + return cx; } return 0; } - +#if 0 /* * cfg_UnsetAttribute() Unset item from config list and free resources * @cfg = Head list element @@ -141,6 +178,7 @@ int cfg_UnsetAttribute(sl_config * __restrict cfg, con int cfg_SetAttribute(sl_config * __restrict cfg, const u_char *csSec, const u_char *csAttr, const u_char *csVal) { struct tagPair *av, *section; + int len; if (!cfg || !csAttr) return -1; @@ -168,30 +206,33 @@ int cfg_SetAttribute(sl_config * __restrict cfg, const } // added section name to element if (csSec && *csSec) { - av->psSection = malloc(strlen((char*) csSec) + 1); + len = strlen((char*) csSec) + 1; + av->psSection = malloc(len); if (!av->psSection) { LOGERR; free(av); return -1; } else { - strlcpy((char*) av->psSection, (char*) csSec, strlen((char*) csSec) + 1); + strlcpy((char*) av->psSection, (char*) csSec, len); } } else av->psSection = NULL; // added attribute to element - av->psAttribute = malloc(strlen((char*) csAttr) + 1); + len = strlen((char*) csAttr) + 1; + av->psAttribute = malloc(len); if (!av->psAttribute) { LOGERR; free(av->psSection); free(av); return -1; } else { - strlcpy((char*) av->psAttribute, (char*) csAttr, strlen((char*) csAttr) + 1); + strlcpy((char*) av->psAttribute, (char*) csAttr, len); } // added value to element if (csVal && *csVal) { - av->psValue = malloc(strlen((char*) csVal) + 1); + len = strlen((char*) csVal) + 1; + av->psValue = malloc(len); if (!av->psValue) { LOGERR; free(av->psAttribute); @@ -199,7 +240,7 @@ int cfg_SetAttribute(sl_config * __restrict cfg, const free(av); return -1; } else { - strlcpy((char*) av->psValue, (char*) csVal, strlen((char*) csVal) + 1); + strlcpy((char*) av->psValue, (char*) csVal, len); } } else { av->psValue = malloc(1); @@ -211,8 +252,9 @@ int cfg_SetAttribute(sl_config * __restrict cfg, const } if (strcmp((char*) csVal, (char*) av->psValue)) { - av->psValue = realloc(av->psValue, strlen((char*) csVal) + 1); - strlcpy((char*) av->psValue, (char*) csVal, strlen((char*) csVal) + 1); + len = strlen((char*) csVal) + 1; + av->psValue = realloc(av->psValue, len); + strlcpy((char*) av->psValue, (char*) csVal, len); // Update element return 1; @@ -222,27 +264,31 @@ int cfg_SetAttribute(sl_config * __restrict cfg, const return 0; } +#endif + /* - * cfg_GetAttribute() Get item from config list and return his value - * @cfg = Head list element + * cfg_getAttribute() - Get item from config and return value from it + * + * @cfg = Config root * @csSec = Config section //[{csSec}], if NULL unset in *default* section * @csAttr = Config attribute //{csAttr} = ..., if NULL unset as *any* attribute * return: NULL item not found or null parameters; !=NULL value const string -*/ -inline const u_char *cfg_GetAttribute(sl_config * __restrict cfg, const u_char *csSec, const u_char *csAttr) + */ +inline const char * +cfg_getAttribute(cfg_root_t * __restrict cfg, const char *csSec, const char *csAttr) { - struct tagPair *av; + struct tagCfg *av; if (!cfg || !csAttr) return NULL; - av = SelectAttribute(cfg, csSec, csAttr); + av = _selectAttribute(cfg, csSec, csAttr); if (!av) return NULL; - return av->psValue; + return AIT_GET_STR(&av->cfg_val); } - +#if 0 // -------------------------------------------------------------- /* @@ -286,3 +332,4 @@ int cfg_LoadAttribute(sl_config * __restrict cfg, cons return ret; } +#endif