dir.c

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

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 *       "This product includes software developed by the
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 * This software consists of voluntary contributions made by many
 * individuals on behalf of the Apache Software Foundation.  For more
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 */

#include "fileio.h"
#include "apr_file_io.h"
#include "apr_lib.h"
#include "apr_strings.h"
#include "apr_portable.h"
#include <string.h>

static apr_status_t dir_cleanup(void *thedir)
{
    apr_dir_t *dir = thedir;
    return apr_dir_close(dir);
}



apr_status_t apr_dir_open(apr_dir_t **new, const char *dirname, apr_pool_t *cntxt)
{
    apr_dir_t *thedir = (apr_dir_t *)apr_palloc(cntxt, sizeof(apr_dir_t));
    
    if (thedir == NULL)
        return APR_ENOMEM;
    
    thedir->cntxt = cntxt;
    thedir->dirname = apr_pstrdup(cntxt, dirname);

    if (thedir->dirname == NULL)
        return APR_ENOMEM;

    thedir->handle = 0;
    thedir->validentry = FALSE;
    *new = thedir;
    apr_pool_cleanup_register(cntxt, thedir, dir_cleanup, apr_pool_cleanup_null);
    return APR_SUCCESS;
}



apr_status_t apr_dir_close(apr_dir_t *thedir)
{
    int rv = 0;
    
    if (thedir->handle) {
        rv = DosFindClose(thedir->handle);
        
        if (rv == 0) {
            thedir->handle = 0;
        }
    }

    return APR_OS2_STATUS(rv);
} 



apr_status_t apr_dir_read(apr_finfo_t *finfo, apr_int32_t wanted,
                          apr_dir_t *thedir)
{
    int rv;
    ULONG entries = 1;
    
    if (thedir->handle == 0) {
        thedir->handle = HDIR_CREATE;
        rv = DosFindFirst(apr_pstrcat(thedir->cntxt, thedir->dirname, "/*", NULL), &thedir->handle, 
                          FILE_ARCHIVED|FILE_DIRECTORY|FILE_SYSTEM|FILE_HIDDEN|FILE_READONLY, 
                          &thedir->entry, sizeof(thedir->entry), &entries, FIL_STANDARD);
    } else {
        rv = DosFindNext(thedir->handle, &thedir->entry, sizeof(thedir->entry), &entries);
    }

    finfo->cntxt = thedir->cntxt;
    finfo->fname = NULL;
    finfo->valid = 0;

    if (rv == 0 && entries == 1) {
        thedir->validentry = TRUE;

        /* We passed a name off the stack that has popped */
        finfo->fname = NULL;
        finfo->size = thedir->entry.cbFile;
        finfo->csize = thedir->entry.cbFileAlloc;

        /* Only directories & regular files show up in directory listings */
        finfo->filetype = (thedir->entry.attrFile & FILE_DIRECTORY) ? APR_DIR : APR_REG;

        apr_os2_time_to_apr_time(&finfo->mtime, thedir->entry.fdateLastWrite,
                                 thedir->entry.ftimeLastWrite);
        apr_os2_time_to_apr_time(&finfo->atime, thedir->entry.fdateLastAccess,
                                 thedir->entry.ftimeLastAccess);
        apr_os2_time_to_apr_time(&finfo->ctime, thedir->entry.fdateCreation,
                                 thedir->entry.ftimeCreation);

        finfo->name = thedir->entry.achName;
        finfo->valid = APR_FINFO_NAME | APR_FINFO_MTIME | APR_FINFO_ATIME |
            APR_FINFO_CTIME | APR_FINFO_TYPE | APR_FINFO_SIZE |
            APR_FINFO_CSIZE;

        return APR_SUCCESS;
    }

    thedir->validentry = FALSE;

    if (rv)
        return APR_OS2_STATUS(rv);

    return APR_ENOENT;
}



apr_status_t apr_dir_rewind(apr_dir_t *thedir)
{
    return apr_dir_close(thedir);
}



apr_status_t apr_dir_make(const char *path, apr_fileperms_t perm, apr_pool_t *cont)
{
    return APR_OS2_STATUS(DosCreateDir(path, NULL));
}



apr_status_t apr_dir_remove(const char *path, apr_pool_t *cont)
{
    return APR_OS2_STATUS(DosDeleteDir(path));
}



apr_status_t apr_os_dir_get(apr_os_dir_t **thedir, apr_dir_t *dir)
{
    if (dir == NULL) {
        return APR_ENODIR;
    }
    *thedir = &dir->handle;
    return APR_SUCCESS;
}



apr_status_t apr_os_dir_put(apr_dir_t **dir, apr_os_dir_t *thedir,
                          apr_pool_t *cont)
{
    if ((*dir) == NULL) {
        (*dir) = (apr_dir_t *)apr_pcalloc(cont, sizeof(apr_dir_t));
        (*dir)->cntxt = cont;
    }
    (*dir)->handle = *thedir;
    return APR_SUCCESS;
}