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/*
* Page.c -- Support for page retrieval.
*
* Copyright (c) GoAhead Software Inc., 1995-2000. 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)
{
a_assert(websValid(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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