1 /* 2 * ***************************************************************************** 3 * 4 * SPDX-License-Identifier: BSD-2-Clause 5 * 6 * Copyright (c) 2018-2020 Gavin D. Howard and contributors. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions are met: 10 * 11 * * Redistributions of source code must retain the above copyright notice, this 12 * list of conditions and the following disclaimer. 13 * 14 * * Redistributions in binary form must reproduce the above copyright notice, 15 * this list of conditions and the following disclaimer in the documentation 16 * and/or other materials provided with the distribution. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 19 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE 22 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 23 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 24 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 25 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 26 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 27 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 28 * POSSIBILITY OF SUCH DAMAGE. 29 * 30 * ***************************************************************************** 31 * 32 * Definitions for implementing buffered I/O on my own terms. 33 * 34 */ 35 36 #ifndef BC_FILE_H 37 #define BC_FILE_H 38 39 #include <stdarg.h> 40 41 #include <vector.h> 42 43 #define BC_FILE_ULL_LENGTH (21) 44 45 typedef struct BcFile { 46 47 int fd; 48 char *buf; 49 size_t len; 50 size_t cap; 51 52 } BcFile; 53 54 void bc_file_init(BcFile *f, int fd, char *buf, size_t cap); 55 void bc_file_free(BcFile *f); 56 57 void bc_file_putchar(BcFile *restrict f, uchar c); 58 BcStatus bc_file_flushErr(BcFile *restrict f); 59 void bc_file_flush(BcFile *restrict f); 60 void bc_file_write(BcFile *restrict f, const char *buf, size_t n); 61 void bc_file_printf(BcFile *restrict f, const char *fmt, ...); 62 void bc_file_vprintf(BcFile *restrict f, const char *fmt, va_list args); 63 void bc_file_puts(BcFile *restrict f, const char *str); 64 65 void bc_file_ultoa(unsigned long long val, char buf[BC_FILE_ULL_LENGTH]); 66 67 #endif // BC_FILE_H 68