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Diffstat (limited to 'basic/test5b.c')
| -rw-r--r-- | basic/test5b.c | 219 |
1 files changed, 219 insertions, 0 deletions
diff --git a/basic/test5b.c b/basic/test5b.c new file mode 100644 index 0000000..7062680 --- /dev/null +++ b/basic/test5b.c @@ -0,0 +1,219 @@ +/* + * @(#)test5b.c 1.7 03/12/01 Connectathon Testsuite + * 1.3 Lachman ONC Test Suite source + * + * Test read - will read a file of specified size, contents not looked at + * + * Uses the following important system calls against the server: + * + * chdir() + * mkdir() (for initial directory creation if not -m) + * open() + * read() + * unlink() + */ + +#if defined (DOS) || defined (WIN32) +/* If Dos, Windows or Win32 */ +#define DOSorWIN32 +#endif + +#ifndef DOSorWIN32 +#include <sys/param.h> +#include <unistd.h> +#endif + +#include <sys/stat.h> +#include <stdio.h> +#include <stdlib.h> +#include <fcntl.h> +#include <sys/types.h> +#ifdef DOSorWIN32 +#include <time.h> +#else +#include <sys/time.h> +#endif +#ifdef MMAP +#include <sys/mman.h> +#endif + +#include "../tests.h" + +#ifndef MIN +#define MIN(a, b) ((a) < (b) ? (a) : (b)) +#endif + +#define BUFSZ 8192 +#define DSIZE 1048576 + +static int Tflag = 0; /* print timing */ +static int Fflag = 0; /* test function only; set count to 1, negate -t */ +static int Nflag = 0; /* Suppress directory operations */ + +static void +usage() +{ + fprintf(stdout, "usage: %s [-htfn] [size count fname]\n", Myname); + fprintf(stdout, " Flags: h Help - print this usage info\n"); + fprintf(stdout, " t Print execution time statistics\n"); + fprintf(stdout, " f Test function only (negate -t)\n"); + fprintf(stdout, " n Suppress test directory create operations\n"); +} + +main(argc, argv) + int argc; + char *argv[]; +{ + int count = DCOUNT; /* times to do each file */ + int ct; + off_t size = DSIZE; + off_t si; + int fd; + off_t bytes = 0; + int roflags; /* open read-only flags */ + char *bigfile = "bigfile"; + struct timeval time; + char *opts; + char buf[BUFSZ]; + double etime; +#ifdef MMAP + caddr_t maddr; +#endif + + umask(0); + setbuf(stdout, NULL); + Myname = *argv++; + argc--; + while (argc && **argv == '-') { + for (opts = &argv[0][1]; *opts; opts++) { + switch (*opts) { + case 'h': /* help */ + usage(); + exit(1); + break; + + case 't': /* time */ + Tflag++; + break; + + case 'f': /* funtionality */ + Fflag++; + break; + + case 'n': /* No Test Directory create */ + Nflag++; + break; + + default: + error("unknown option '%c'", *opts); + usage(); + exit(1); + } + } + argc--; + argv++; + } + + if (argc) { + size = getparm(*argv, 1, "size"); + if (size <= 0) { + usage(); + exit(1); + } + argv++; + argc--; + } + if (argc) { + count = getparm(*argv, 1, "count"); + if (count <= 0) { + usage(); + exit(1); + } + argv++; + argc--; + } + if (argc) { + bigfile = *argv; + argv++; + argc--; + } + if (argc) { + usage(); + exit(1); + } + + if (Fflag) { + Tflag = 0; + count = 1; + } + + roflags = O_RDONLY; +#ifdef DOSorWIN32 + roflags |= O_BINARY; +#endif + + fprintf(stdout, "%s: read\n", Myname); + + mtestdir(NULL); + + if (Tflag) { + starttime(); + } + + for (ct = 0; ct < count; ct++) { + if ((fd = open(bigfile, roflags)) < 0) { + error("can't open '%s'", bigfile); + exit(1); + } +#ifdef MMAP + maddr = mmap((caddr_t)0, (size_t)size, PROT_READ, + MAP_PRIVATE, fd, (off_t)0); + if (maddr == MAP_FAILED) { + error("can't mmap '%s'", bigfile); + exit(1); + } + if (msync(maddr, (size_t)size, MS_INVALIDATE) < 0) { + error("can't invalidate pages for '%s'", bigfile); + exit(1); + } + if (munmap(maddr, (size_t)size) < 0) { + error("can't munmap '%s'", bigfile); + exit(1); + } +#endif + for (si = size; si > 0; si -= bytes) { + bytes = MIN(BUFSZ, si); + if (read(fd, buf, bytes) != bytes) { + error("'%s' read failed", bigfile); + exit(1); + } + } + close(fd); + } + + if (Tflag) { + endtime(&time); + } + + fprintf(stdout, "\tread %ld byte file %d times", (long)size, count); + + if (Tflag) { + etime = (double)time.tv_sec + (double)time.tv_usec / 1000000.0; + if (etime != 0.0) { + fprintf(stdout, " in %ld.%-2ld seconds (%ld bytes/sec)", + (long)time.tv_sec, (long)time.tv_usec / 10000, + (long)((double)size * ((double)count / etime))); + } else { + fprintf(stdout, " in %ld.%-2ld seconds (> %ld bytes/sec)", + (long)time.tv_sec, (long)time.tv_usec / 10000, + (long)size * count); + } + } + fprintf(stdout, "\n"); + + if (unlink(bigfile) < 0) { + error("can't unlink '%s'", bigfile); + exit(1); + } + complete(); +} |