From 164e577824160e014fe1ac8f6b821ae71e788ebc Mon Sep 17 00:00:00 2001 From: "Dmitry V. Levin" Date: Sun, 3 Jan 2016 21:54:31 +0000 Subject: [PATCH] tests/sendfile64.c: use libtests * tests/sendfile64.c: Use SKIP_MAIN_UNDEFINED. (main): Use assert, perror_msg_and_fail, perror_msg_and_skip, and tail_alloc. --- tests/sendfile64.c | 85 ++++++++++++++++++++-------------------------- 1 file changed, 36 insertions(+), 49 deletions(-) diff --git a/tests/sendfile64.c b/tests/sendfile64.c index 7384a436..418e6c17 100644 --- a/tests/sendfile64.c +++ b/tests/sendfile64.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2015 Dmitry V. Levin + * Copyright (c) 2015-2016 Dmitry V. Levin * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -26,19 +26,19 @@ */ #include "tests.h" -#include -#include -#include -#include -#include -#include -#include -#include -#include #include #ifdef __NR_sendfile64 +# include +# include +# include +# include +# include +# include +# include +# include + int main(int ac, const char **av) { @@ -46,56 +46,51 @@ main(int ac, const char **av) (void) close(0); if (open("/dev/zero", O_RDONLY) != 0) - return 77; + perror_msg_and_skip("open: %s", "/dev/zero"); int sv[2]; if (socketpair(AF_UNIX, SOCK_STREAM, 0, sv)) - return 77; + perror_msg_and_skip("socketpair"); int reg_in = open(av[1], O_RDONLY); if (reg_in < 0) - return 77; + perror_msg_and_fail("open: %s", av[1]); struct stat stb; - if (fstat(reg_in, &stb)) - return 77; + assert(fstat(reg_in, &stb) == 0); const size_t blen = stb.st_size / 3; const size_t alen = stb.st_size - blen; assert(S_ISREG(stb.st_mode) && blen > 0); - const size_t page_len = sysconf(_SC_PAGESIZE); - if (!syscall(__NR_sendfile64, 0, 1, NULL, page_len) || - EBADF != errno) - return 77; - printf("sendfile64(0, 1, NULL, %lu) = -1 EBADF (Bad file descriptor)\n", + const size_t page_len = get_page_size(); + assert(syscall(__NR_sendfile64, 0, 1, NULL, page_len) == -1); + if (EBADF != errno) + perror_msg_and_skip("sendfile64"); + printf("sendfile64(0, 1, NULL, %lu) = -1 EBADF (%m)\n", (unsigned long) page_len); - void *p = mmap(NULL, page_len * 2, PROT_READ | PROT_WRITE, - MAP_PRIVATE | MAP_ANONYMOUS, -1, 0); - if (MAP_FAILED == p || munmap(p + page_len, page_len)) - return 77; + uint64_t *p_off = tail_alloc(sizeof(uint64_t)); + void *p = p_off + 1; + *p_off = 0; - if (!syscall(__NR_sendfile64, 0, 1, p + page_len, page_len)) - return 77; - printf("sendfile64(0, 1, %#lx, %lu) = -1 EFAULT (Bad address)\n", - (unsigned long) p + page_len, (unsigned long) page_len); + assert(syscall(__NR_sendfile64, 0, 1, p, page_len) == -1); + printf("sendfile64(0, 1, %#lx, %lu) = -1 EFAULT (%m)\n", + (unsigned long) p, (unsigned long) page_len); - if (syscall(__NR_sendfile64, sv[1], reg_in, NULL, alen) != (long) alen) - return 77; + assert(syscall(__NR_sendfile64, sv[1], reg_in, NULL, alen) + == (long) alen); printf("sendfile64(%d, %d, NULL, %lu) = %lu\n", sv[1], reg_in, (unsigned long) alen, (unsigned long) alen); - uint64_t *p_off = p + page_len - sizeof(uint64_t); - if (syscall(__NR_sendfile64, sv[1], reg_in, p_off, alen) != (long) alen) - return 77; + assert(syscall(__NR_sendfile64, sv[1], reg_in, p_off, alen) + == (long) alen); printf("sendfile64(%d, %d, [0] => [%lu], %lu) = %lu\n", sv[1], reg_in, (unsigned long) alen, (unsigned long) alen, (unsigned long) alen); - if (syscall(__NR_sendfile64, sv[1], reg_in, p_off, stb.st_size + 1) - != (long) blen) - return 77; + assert(syscall(__NR_sendfile64, sv[1], reg_in, p_off, stb.st_size + 1) + == (long) blen); printf("sendfile64(%d, %d, [%lu] => [%lu], %lu) = %lu\n", sv[1], reg_in, (unsigned long) alen, (unsigned long) stb.st_size, @@ -103,17 +98,13 @@ main(int ac, const char **av) (unsigned long) blen); *p_off = 0xcafef00dfacefeed; - if (!syscall(__NR_sendfile64, sv[1], reg_in, p_off, 1)) - return 77; + assert(syscall(__NR_sendfile64, sv[1], reg_in, p_off, 1) == -1); printf("sendfile64(%d, %d, [14627392582579060461], 1)" - " = -1 EINVAL (Invalid argument)\n", - sv[1], reg_in); + " = -1 EINVAL (%m)\n", sv[1], reg_in); *p_off = 0xfacefeed; - if (syscall(__NR_sendfile64, sv[1], reg_in, p_off, 1)) - return 77; - printf("sendfile64(%d, %d, [4207869677], 1) = 0\n", - sv[1], reg_in); + assert(syscall(__NR_sendfile64, sv[1], reg_in, p_off, 1) == 0); + printf("sendfile64(%d, %d, [4207869677], 1) = 0\n", sv[1], reg_in); puts("+++ exited with 0 +++"); return 0; @@ -121,10 +112,6 @@ main(int ac, const char **av) #else -int -main(void) -{ - return 77; -} +SKIP_MAIN_UNDEFINED("__NR_sendfile64") #endif -- 2.40.0