filestat.c

Apache V2.0.15 Alpha For Linuxhttpd-2_0_15-alpha.tar.Z

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#define INCL_DOS
#define INCL_DOSERRORS
#include "fileio.h"
#include "apr_file_io.h"
#include "apr_lib.h"
#include <sys/time.h>


static void FS3_to_finfo(apr_finfo_t *finfo, FILESTATUS3 *fstatus)
{
    finfo->protection = (fstatus->attrFile & FILE_READONLY) ? 0555 : 0777;

    if (fstatus->attrFile & FILE_DIRECTORY)
        finfo->filetype = APR_DIR;
    else
        finfo->filetype = APR_REG;

    finfo->user = 0;
    finfo->group = 0;
    finfo->inode = 0;
    finfo->device = 0;
    finfo->size = fstatus->cbFile;
    finfo->csize = fstatus->cbFileAlloc;
    apr_os2_time_to_apr_time(&finfo->atime, fstatus->fdateLastAccess, 
                             fstatus->ftimeLastAccess );
    apr_os2_time_to_apr_time(&finfo->mtime, fstatus->fdateLastWrite,  
                             fstatus->ftimeLastWrite );
    apr_os2_time_to_apr_time(&finfo->ctime, fstatus->fdateCreation,   
                             fstatus->ftimeCreation );
    finfo->valid |= APR_FINFO_TYPE | APR_FINFO_PROT | APR_FINFO_SIZE |
        APR_FINFO_CSIZE | APR_FINFO_MTIME | APR_FINFO_CTIME | APR_FINFO_ATIME;
}



static apr_status_t handle_type(apr_filetype_e *ftype, HFILE file)
{
    ULONG filetype, fileattr, rc;

    rc = DosQueryHType(file, &filetype, &fileattr);

    if (rc == 0) {
        switch (filetype & 0xff) {
        case 0:
            *ftype = APR_REG;
            break;

        case 1:
            *ftype = APR_CHR;
            break;

        case 2:
            *ftype = APR_PIPE;
            break;
        }

        return APR_SUCCESS;
    }
    return APR_OS2_STATUS(rc);
}



apr_status_t apr_file_info_get(apr_finfo_t *finfo, apr_int32_t wanted, 
                             apr_file_t *thefile)
{
    ULONG rc;
    FILESTATUS3 fstatus;

    if (thefile->isopen)
        rc = DosQueryFileInfo(thefile->filedes, FIL_STANDARD, &fstatus, sizeof(fstatus));
    else
        rc = DosQueryPathInfo(thefile->fname, FIL_STANDARD, &fstatus, sizeof(fstatus));

    if (rc == 0) {
        FS3_to_finfo(finfo, &fstatus);
        /* XXX: This is wrong, but it will work for today */
        finfo->valid = APR_FINFO_NORM;

        if (finfo->filetype == APR_REG) {
            if (thefile->isopen) {
                return handle_type(&finfo->filetype, thefile->filedes);
            }
        } else {
            return APR_SUCCESS;
        }
    }

    finfo->protection = 0;
    finfo->filetype = APR_NOFILE;
    return APR_OS2_STATUS(rc);
}

apr_status_t apr_file_perms_set(const char *fname, apr_fileperms_t perms)
{
    return APR_ENOTIMPL;
}


apr_status_t apr_stat(apr_finfo_t *finfo, const char *fname,
                      apr_int32_t wanted, apr_pool_t *cont)
{
    ULONG rc;
    FILESTATUS3 fstatus;
    
    finfo->protection = 0;
    finfo->filetype = APR_NOFILE;
    rc = DosQueryPathInfo(fname, FIL_STANDARD, &fstatus, sizeof(fstatus));
    
    if (rc == 0) {
        FS3_to_finfo(finfo, &fstatus);
        return APR_SUCCESS;
    } else if (rc == ERROR_INVALID_ACCESS) {
        memset(finfo, 0, sizeof(apr_finfo_t));
        finfo->valid = APR_FINFO_TYPE | APR_FINFO_PROT;
        finfo->protection = 0666;
        finfo->filetype = APR_CHR;
        return APR_SUCCESS;
    }
    
    return APR_OS2_STATUS(rc);
}



apr_status_t apr_lstat(apr_finfo_t *finfo, const char *fname,
                       apr_int32_t wanted, apr_pool_t *cont)
{
    return apr_stat(finfo, fname, wanted, cont);
}