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