From 359d71e90050a8b83f7bc7d2ecd4ff29c477cc22 Mon Sep 17 00:00:00 2001
From: David Oberhollenzer <david.oberhollenzer@sigma-star.at>
Date: Sun, 26 Jun 2022 22:51:27 +0200
Subject: Cleanup: rename libfstream to libio, split headers

Signed-off-by: David Oberhollenzer <david.oberhollenzer@sigma-star.at>
---
 lib/fstream/win32/istream.c | 138 --------------------------------------------
 1 file changed, 138 deletions(-)
 delete mode 100644 lib/fstream/win32/istream.c

(limited to 'lib/fstream/win32/istream.c')

diff --git a/lib/fstream/win32/istream.c b/lib/fstream/win32/istream.c
deleted file mode 100644
index b591584..0000000
--- a/lib/fstream/win32/istream.c
+++ /dev/null
@@ -1,138 +0,0 @@
-/* SPDX-License-Identifier: GPL-3.0-or-later */
-/*
- * istream.c
- *
- * Copyright (C) 2019 David Oberhollenzer <goliath@infraroot.at>
- */
-#include "../internal.h"
-
-#define WIN32_LEAN_AND_MEAN
-#include <windows.h>
-
-typedef struct {
-	istream_t base;
-	char *path;
-	HANDLE hnd;
-
-	sqfs_u8 buffer[BUFSZ];
-} file_istream_t;
-
-static int file_precache(istream_t *strm)
-{
-	file_istream_t *file = (file_istream_t *)strm;
-	DWORD diff, actual;
-	HANDLE hnd;
-
-	hnd = file->path == NULL ? GetStdHandle(STD_INPUT_HANDLE) : file->hnd;
-
-	while (strm->buffer_used < sizeof(file->buffer)) {
-		diff = sizeof(file->buffer) - strm->buffer_used;
-
-		if (!ReadFile(hnd, strm->buffer + strm->buffer_used,
-			      diff, &actual, NULL)) {
-			DWORD error = GetLastError();
-
-			if (error == ERROR_HANDLE_EOF ||
-			    error == ERROR_BROKEN_PIPE) {
-				strm->eof = true;
-				break;
-			}
-
-			SetLastError(error);
-
-			w32_perror(file->path == NULL ? "stdin" : file->path);
-			return -1;
-		}
-
-		if (actual == 0) {
-			strm->eof = true;
-			break;
-		}
-
-		strm->buffer_used += actual;
-	}
-
-	return 0;
-}
-
-static const char *file_get_filename(istream_t *strm)
-{
-	file_istream_t *file = (file_istream_t *)strm;
-
-	return file->path == NULL ? "stdin" : file->path;
-}
-
-static void file_destroy(sqfs_object_t *obj)
-{
-	file_istream_t *file = (file_istream_t *)obj;
-
-	if (file->path != NULL) {
-		CloseHandle(file->hnd);
-		free(file->path);
-	}
-
-	free(file);
-}
-
-istream_t *istream_open_file(const char *path)
-{
-	file_istream_t *file = calloc(1, sizeof(*file));
-	sqfs_object_t *obj = (sqfs_object_t *)file;
-	istream_t *strm = (istream_t *)file;
-	WCHAR *wpath = NULL;
-
-	if (file == NULL) {
-		perror(path);
-		return NULL;
-	}
-
-	wpath = path_to_windows(path);
-	if (wpath == NULL)
-		goto fail_free;
-
-	file->path = strdup(path);
-	if (file->path == NULL) {
-		perror(path);
-		goto fail_free;
-	}
-
-	file->hnd = CreateFileW(wpath, GENERIC_READ, FILE_SHARE_READ, NULL,
-			       OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
-
-	if (file->hnd == INVALID_HANDLE_VALUE) {
-		perror(path);
-		goto fail_path;
-	}
-
-	free(wpath);
-
-	strm->buffer = file->buffer;
-	strm->precache = file_precache;
-	strm->get_filename = file_get_filename;
-	obj->destroy = file_destroy;
-	return strm;
-fail_path:
-	free(file->path);
-fail_free:
-	free(wpath);
-	free(file);
-	return NULL;
-}
-
-istream_t *istream_open_stdin(void)
-{
-	file_istream_t *file = calloc(1, sizeof(*file));
-	sqfs_object_t *obj = (sqfs_object_t *)file;
-	istream_t *strm = (istream_t *)file;
-
-	if (file == NULL) {
-		perror("stdin");
-		return NULL;
-	}
-
-	strm->buffer = file->buffer;
-	strm->precache = file_precache;
-	strm->get_filename = file_get_filename;
-	obj->destroy = file_destroy;
-	return strm;
-}
-- 
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