1 /* 2 * Copyright (c) 2004, Bull SA. All rights reserved. 3 * Created by: Laurent.Vivier (at) bull.net 4 * This file is licensed under the GPL license. For the full content 5 * of this license, see the COPYING file at the top level of this 6 * source tree. 7 */ 8 9 /* 10 * assertion: 11 * 12 * The aio_write() function shall return the value zero if operation is 13 * successfuly queued. 14 * 15 * method: 16 * 17 * - open file 18 * - write 512 bytes using aio_write 19 * - check return code 20 * 21 */ 22 23 #define _XOPEN_SOURCE 600 24 #include <stdio.h> 25 #include <sys/types.h> 26 #include <unistd.h> 27 #include <sys/stat.h> 28 #include <fcntl.h> 29 #include <string.h> 30 #include <errno.h> 31 #include <stdlib.h> 32 #include <aio.h> 33 34 #include "posixtest.h" 35 36 #define TNAME "aio_write/5-1.c" 37 38 int main(void) 39 { 40 char tmpfname[256]; 41 #define BUF_SIZE 512 42 char buf[BUF_SIZE]; 43 int fd; 44 struct aiocb aiocb; 45 int err; 46 int ret; 47 48 if (sysconf(_SC_ASYNCHRONOUS_IO) < 200112L) 49 return PTS_UNSUPPORTED; 50 51 snprintf(tmpfname, sizeof(tmpfname), "/tmp/pts_aio_write_5_1_%d", 52 getpid()); 53 unlink(tmpfname); 54 fd = open(tmpfname, O_CREAT | O_RDWR | O_EXCL, S_IRUSR | S_IWUSR); 55 if (fd == -1) { 56 printf(TNAME " Error at open(): %s\n", strerror(errno)); 57 exit(PTS_UNRESOLVED); 58 } 59 60 unlink(tmpfname); 61 62 memset(&aiocb, 0, sizeof(struct aiocb)); 63 aiocb.aio_fildes = fd; 64 aiocb.aio_buf = buf; 65 aiocb.aio_nbytes = BUF_SIZE; 66 67 if (aio_write(&aiocb) == -1) { 68 printf(TNAME " Error at aio_write(): %s\n", strerror(errno)); 69 exit(PTS_FAIL); 70 } 71 72 /* Wait until completion */ 73 do { 74 usleep(10000); 75 err = aio_error(&aiocb); 76 } while (err == EINPROGRESS); 77 78 ret = aio_return(&aiocb); 79 80 if (err != 0) { 81 printf(TNAME " Error at aio_error() : %s\n", strerror(err)); 82 close(fd); 83 exit(PTS_FAIL); 84 } 85 86 if (ret != BUF_SIZE) { 87 printf(TNAME " Error at aio_return()\n"); 88 close(fd); 89 exit(PTS_FAIL); 90 } 91 92 close(fd); 93 printf("Test PASSED\n"); 94 return PTS_PASS; 95 } 96
