54   LPDIR dirp = (LPDIR)sqlite3_malloc(sizeof(DIR));  in opendir()  local
57   if( dirp==NULL ) return NULL;  in opendir()
58   memset(dirp, 0, sizeof(DIR));  in opendir()
67   dirp->d_handle = _findfirst(data.name, &data);  in opendir()
69   if( dirp->d_handle==BAD_INTPTR_T ){  in opendir()
70     closedir(dirp);  in opendir()
79     if( _findnext(dirp->d_handle, &data)==-1 ){  in opendir()
80       closedir(dirp);  in opendir()
88   dirp->d_first.d_attributes = data.attrib;  in opendir()
89   strncpy(dirp->d_first.d_name, data.name, NAME_MAX);  in opendir()
90   dirp->d_first.d_name[NAME_MAX] = '\0';  in opendir()
92   return dirp;  in opendir()
99   LPDIR dirp  in readdir()  argument
103   if( dirp==NULL ) return NULL;  in readdir()
105   if( dirp->d_first.d_ino==0 ){  in readdir()
106     dirp->d_first.d_ino++;  in readdir()
107     dirp->d_next.d_ino++;  in readdir()
109     return &dirp->d_first;  in readdir()
115   if( _findnext(dirp->d_handle, &data)==-1 ) return NULL;  in readdir()
120   dirp->d_next.d_ino++;  in readdir()
121   dirp->d_next.d_attributes = data.attrib;  in readdir()
122   strncpy(dirp->d_next.d_name, data.name, NAME_MAX);  in readdir()
123   dirp->d_next.d_name[NAME_MAX] = '\0';  in readdir()
125   return &dirp->d_next;  in readdir()
132   LPDIR dirp,  in readdir_r()  argument
138   if( dirp==NULL ) return EBADF;  in readdir_r()
140   if( dirp->d_first.d_ino==0 ){  in readdir_r()
141     dirp->d_first.d_ino++;  in readdir_r()
142     dirp->d_next.d_ino++;  in readdir_r()
144     entry->d_ino = dirp->d_first.d_ino;  in readdir_r()
145     entry->d_attributes = dirp->d_first.d_attributes;  in readdir_r()
146     strncpy(entry->d_name, dirp->d_first.d_name, NAME_MAX);  in readdir_r()
156   if( _findnext(dirp->d_handle, &data)==-1 ){  in readdir_r()
177   LPDIR dirp  in closedir()  argument
181   if( dirp==NULL ) return EINVAL;  in closedir()
183   if( dirp->d_handle!=NULL_INTPTR_T && dirp->d_handle!=BAD_INTPTR_T ){  in closedir()
184     result = _findclose(dirp->d_handle);  in closedir()
187   sqlite3_free(dirp);  in closedir()