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[/] [openrisc/] [trunk/] [rtos/] [rtems/] [c/] [src/] [libnetworking/] [rtems_webserver/] [webpage.c] - Rev 483
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/* * Page.c -- Support for page retrieval. * * Copyright (c) Go Ahead Software Inc., 1995-1999. All Rights Reserved. * * See the file "license.txt" for usage and redistribution license requirements */ /******************************** Description *********************************/ /* * This module provides page retrieval handling. It provides support for * reading web pages from file systems and has expansion for ROMed web * pages. */ /********************************* Includes ***********************************/ #include "wsIntrn.h" /*********************************** Code *************************************/ /* * Open a web page. lpath is the local filename. path is the URL path name. */ int websPageOpen(webs_t wp, char_t *lpath, char_t *path, int mode, int perm) { a_assert(websValid(wp)); #if WEBS_PAGE_ROM return websRomPageOpen(wp, path, mode, perm); #else return (wp->docfd = gopen(lpath, mode, perm)); #endif /* WEBS_PAGE_ROM */ } /******************************************************************************/ /* * Close a web page */ void websPageClose(webs_t wp) { #if WEBS_PAGE_ROM websRomPageClose(wp->docfd); #else if (wp->docfd >= 0) { close(wp->docfd); wp->docfd = -1; } #endif } /******************************************************************************/ /* * Stat a web page lpath is the local filename. path is the URL path name. */ int websPageStat(webs_t wp, char_t *lpath, char_t *path, websStatType* sbuf) { #if WEBS_PAGE_ROM return websRomPageStat(path, sbuf); #else gstat_t s; if (gstat(lpath, &s) < 0) { return -1; } sbuf->size = s.st_size; sbuf->mtime = s.st_mtime; sbuf->isDir = s.st_mode & S_IFDIR; return 0; #endif } /******************************************************************************/ /* * Is this file a directory? */ int websPageIsDirectory(char_t *lpath) { #if WEBS_PAGE_ROM websStatType sbuf; if (websRomPageStat(lpath, &sbuf) >= 0) { return(sbuf.isDir); } else { return 0; } #else gstat_t sbuf; if (gstat(lpath, &sbuf) >= 0) { return(sbuf.st_mode & S_IFDIR); } else { return 0; } #endif } /******************************************************************************/ /* * Read a web page. Returns the number of _bytes_ read. * len is the size of buf, in bytes. */ int websPageReadData(webs_t wp, char *buf, int nBytes) { #if WEBS_PAGE_ROM a_assert(websValid(wp)); return websRomPageReadData(wp, buf, nBytes); #else a_assert(websValid(wp)); return read(wp->docfd, buf, nBytes); #endif } /******************************************************************************/ /* * Move file pointer offset bytes. */ void websPageSeek(webs_t wp, long offset) { a_assert(websValid(wp)); #if WEBS_PAGE_ROM websRomPageSeek(wp, offset, SEEK_CUR); #else lseek(wp->docfd, offset, SEEK_CUR); #endif } /******************************************************************************/
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