WIP work on windows support

src/parser.c

@@ -32,9 +32,11 @@
 #include <sys/types.h>
 #include <unistd.h>
 #elif SIMPLE_ARCHIVER_PLATFORM == SIMPLE_ARCHIVER_PLATFORM_WINDOWS
-#include <Windows.h>
+#include <windows.h>
 #include <fileapi.h>
 #include <winnt.h>
+#include <winioctl.h>
+#include <wchar.h>
 #endif
 
 #include "data_structures/hash_map.h"
@@ -430,7 +432,7 @@ SDArchiverLinkedList *simple_archiver_parsed_to_filenames(
                   file_info->link_dest = NULL;
                 }
                 simple_archiver_list_add(
-                    files_list, file_info,
+                    files_list, file_info
                     simple_archiver_internal_free_file_info_fn);
                 simple_archiver_hash_map_insert(
                     &hash_map, &hash_map_sentinel, combined_path,
@@ -459,7 +461,75 @@ SDArchiverLinkedList *simple_archiver_parsed_to_filenames(
     }
   }
 #elif SIMPLE_ARCHIVER_PLATFORM == SIMPLE_ARCHIVER_PLATFORM_WINDOWS
-/*  DWORD file_stats = GetFileAttributesA(*/
+  for (char **iter = parsed->working_files; iter && *iter; ++iter) {
+    DWORD file_stats = GetFileAttributesA(*iter);
+    if (file_stats == INVALID_FILE_ATTRIBUTES) {
+      printf("Failed to get attributes for %s\n", *iter);
+      continue;
+    } else if ((file_stats & FILE_ATTRIBUTE_DIRECTORY) == 0) {
+      // Is not a directory.
+      if ((file_stats & FILE_ATTRIBUTE_REPARSE_POINT) == 0) {
+        // Is not a symbolic link. Is probably a regular file.
+        printf("%s is probably a regular file.\n", *iter);
+      } else {
+        // Check if "reparse point" is a symbolic link.
+        WIN32_FIND_DATAA find_data;
+        HANDLE find_handle = FindFirstFileA(*iter, &find_data);
+        if (find_handle == INVALID_HANDLE_VALUE) {
+          printf("Unable to verify if %s is a symbolic link!\n", *iter);
+          continue;
+        }
+        printf("Filename in find data structure is \"%s\".\n", find_data.cFileName);
+        if (find_data.dwReserved0 != IO_REPARSE_TAG_SYMLINK) {
+          puts("NOTICE: result of FindFirstFileA does not have symlink tag!");
+          //printf("%s is not a symbolic link but is a reparse point (tag is %#lx).\n", *iter, find_data.dwReserved0);
+          //FindClose(find_handle);
+          //continue;
+        }
+        FindClose(find_handle);
+        // Is a symbolic link.
+        printf("%s is a symbolic link.\n", *iter);
+        HANDLE symlink_handle = CreateFileA(
+            *iter,
+            GENERIC_READ,
+            FILE_SHARE_READ,
+            NULL,
+            OPEN_EXISTING,
+            FILE_FLAG_OPEN_REPARSE_POINT,
+            NULL
+        );
+        if (symlink_handle == INVALID_HANDLE_VALUE) {
+          puts("Failed to get handle on symbolic link!");
+          continue;
+        }
+
+        REPARSE_GUID_DATA_BUFFER output;
+        printf("Size of REPARSE_GUID_DATA_BUFFER is %llu\n", sizeof(REPARSE_GUID_DATA_BUFFER));
+        DWORD count;
+        OVERLAPPED overlapped;
+        if (DeviceIoControl(symlink_handle,
+                            FSCTL_GET_REPARSE_POINT,
+                            NULL,
+                            0,
+                            &output,
+                            sizeof(REPARSE_GUID_DATA_BUFFER),
+                            &count,
+                            &overlapped) == 0) {
+          DWORD error = GetLastError();
+          printf("Failed to get info on symlink handle (%lu %#lx)!\n", error, error);
+          CloseHandle(symlink_handle);
+          continue;
+        }
+        printf("link destination count is %lu.\n", count);
+/*        printf("First bytes:\n %#hhx %#hhx %#hhx %#hhx %#hhx %#hhx %#hhx %#hhx\n", output[0], output[1], output[2], output[3], output[4], output[5], output[6], output[7]);*/
+        //printf("Link to: %s\n", output.SymbolicLinkReparseBuffer.);
+        CloseHandle(symlink_handle);
+      }
+    } else {
+      // Is a directory.
+      printf("%s is a directory.\n", *iter);
+    }
+  }
 #endif
 
   // Remove leading "./" entries from files_list.