1 files changed, 67 insertions, 0 deletions
diff --git a/include/file.h b/include/file.h
new file mode 100644
index 0000000000000..948262b89e5f2
--- /dev/null
+++ b/include/file.h
@@ -0,0 +1,67 @@
+/*
+ * *****************************************************************************
+ *
+ * Copyright (c) 2018-2020 Gavin D. Howard and contributors.
+ *
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * * Redistributions of source code must retain the above copyright notice, this
+ *   list of conditions and the following disclaimer.
+ *
+ * * Redistributions in binary form must reproduce the above copyright notice,
+ *   this list of conditions and the following disclaimer in the documentation
+ *   and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ *
+ * *****************************************************************************
+ *
+ * Definitions for implementing buffered I/O on my own terms.
+ *
+ */
+
+#ifndef BC_FILE_H
+#define BC_FILE_H
+
+#include <stdarg.h>
+
+#include <vector.h>
+
+#define BC_FILE_ULL_LENGTH (21)
+
+typedef struct BcFile {
+
+	int fd;
+	char *buf;
+	size_t len;
+	size_t cap;
+
+} BcFile;
+
+void bc_file_init(BcFile *f, int fd, char *buf, size_t cap);
+void bc_file_free(BcFile *f);
+
+void bc_file_putchar(BcFile *restrict f, uchar c);
+BcStatus bc_file_flushErr(BcFile *restrict f);
+void bc_file_flush(BcFile *restrict f);
+void bc_file_write(BcFile *restrict f, const char *buf, size_t n);
+void bc_file_printf(BcFile *restrict f, const char *fmt, ...);
+void bc_file_vprintf(BcFile *restrict f, const char *fmt, va_list args);
+void bc_file_puts(BcFile *restrict f, const char *str);
+
+void bc_file_ultoa(unsigned long long val, char buf[BC_FILE_ULL_LENGTH]);
+
+#endif // BC_FILE_H