mirror of
https://github.com/reactos/reactos.git
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111 lines
2.4 KiB
C
111 lines
2.4 KiB
C
#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#define INCL_DOSFILEMGR
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#define INCL_DOSERRORS
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#include <os2.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <errno.h>
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#include "dirent.h"
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DIR *opendir (const char * a_dir)
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{
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APIRET rc;
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FILEFINDBUF3 FindBuffer = {0};
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ULONG FileCount = 1;
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DIR *dd_dir = (DIR*) malloc (sizeof(DIR));
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char *c_dir = (char*) malloc (strlen(a_dir) + 5);
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strcpy (c_dir, a_dir);
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strcat (c_dir, "\\*.*");
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dd_dir->d_handle = (unsigned long*) HDIR_CREATE;
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rc = DosFindFirst(c_dir,
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(PHDIR) &dd_dir->d_handle,
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FILE_SYSTEM | FILE_HIDDEN | FILE_DIRECTORY,
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(PVOID) &FindBuffer,
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sizeof(FILEFINDBUF3),
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&FileCount,
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FIL_STANDARD);
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if (rc) {
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switch (rc) {
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case ERROR_NO_MORE_FILES:
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case ERROR_FILE_NOT_FOUND:
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case ERROR_PATH_NOT_FOUND:
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errno = ENOENT;
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break;
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case ERROR_BUFFER_OVERFLOW:
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errno = ENOMEM;
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break;
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default:
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errno = EINVAL;
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break;
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}
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free(dd_dir);
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return NULL;
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}
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dd_dir->d_attr = FindBuffer.attrFile;
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dd_dir->d_time = dd_dir->d_date = 10;
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dd_dir->d_size = FindBuffer.cbFile;
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strcpy (dd_dir->d_name, FindBuffer.achName);
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dd_dir->d_first = 1;
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free (c_dir);
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return dd_dir;
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}
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DIR *readdir( DIR * dd_dir)
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{
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APIRET rc;
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FILEFINDBUF3 FindBuffer = {0};
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ULONG FileCount = 1;
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DIR *ret_dir = (DIR*) malloc (sizeof(DIR));
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if (dd_dir->d_first) {
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dd_dir->d_first = 0;
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return dd_dir;
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}
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rc = DosFindNext((HDIR) dd_dir->d_handle,
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(PVOID) &FindBuffer,
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sizeof(FILEFINDBUF3),
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&FileCount);
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if (rc) {
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switch (rc) {
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case ERROR_NO_MORE_FILES:
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case ERROR_FILE_NOT_FOUND:
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case ERROR_PATH_NOT_FOUND:
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errno = ENOENT;
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break;
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case ERROR_BUFFER_OVERFLOW:
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errno = ENOMEM;
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break;
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default:
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errno = EINVAL;
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break;
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}
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return NULL;
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}
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ret_dir->d_attr = FindBuffer.attrFile;
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ret_dir->d_time = ret_dir->d_date = 10;
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ret_dir->d_size = FindBuffer.cbFile;
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strcpy (ret_dir->d_name, FindBuffer.achName);
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return ret_dir;
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}
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int closedir (DIR *dd_dir)
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{
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if (dd_dir->d_handle != (unsigned long*) HDIR_CREATE) {
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DosFindClose((HDIR) dd_dir->d_handle);
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}
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free (dd_dir);
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return 1;
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}
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