1 /* $NetBSD: ulptprint.c,v 1.1 2009/12/15 16:01:50 pooka Exp $ */ 2 3 /* 4 * Copyright (c) 2009 Antti Kantee. All Rights Reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS 16 * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 17 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 18 * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 21 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25 * SUCH DAMAGE. 26 */ 27 28 #include <sys/types.h> 29 #include <sys/dirent.h> 30 #include <sys/mount.h> 31 32 #include <rump/rump.h> 33 #include <rump/rump_syscalls.h> 34 35 #include <err.h> 36 #include <errno.h> 37 #include <fcntl.h> 38 #include <stdio.h> 39 #include <stdlib.h> 40 #include <string.h> 41 #include <unistd.h> 42 43 /* 44 * Proof-of-concept program: 45 * 46 * Prints given (postscript) file by "catting" into the printer. 47 */ 48 49 int 50 main(int argc, char *argv[]) 51 { 52 char buf[8192]; 53 ssize_t n; 54 int probeonly = 0; 55 int fd_src, fd_dst; 56 57 if (argc != 2) 58 errx(1, "need 2 args"); 59 60 if (strcmp(argv[1], "probe") == 0) 61 probeonly = 1; 62 63 if (probeonly) 64 rump_boot_sethowto(RUMP_AB_VERBOSE); 65 rump_init(); 66 if (probeonly) 67 exit(0); 68 69 fd_dst = rump_sys_open("/dev/ulpt0", O_RDWR); 70 if (fd_dst == -1) 71 err(1, "printer open"); 72 73 fd_src = open(argv[1], O_RDONLY); 74 if (fd_src == -1) 75 err(1, "open source"); 76 77 for (;;) { 78 n = read(fd_src, buf, sizeof(buf)); 79 if (n == 0) 80 break; 81 if (n == -1) 82 err(1, "read"); 83 84 if (rump_sys_write(fd_dst, buf, n) != n) 85 err(1, "write to printer"); 86 } 87 rump_sys_close(fd_dst); 88 89 printf("done\n"); 90 } 91