diff options
| -rw-r--r-- | user/usertests.c | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/user/usertests.c b/user/usertests.c index aefbc9f..bdf6970 100644 --- a/user/usertests.c +++ b/user/usertests.c @@ -22,6 +22,92 @@ char buf[BUFSZ]; char name[3]; +void +copyin1(char *s) +{ + int fd = open("copyin1", O_CREATE|O_WRONLY); + if(fd < 0){ + printf("open(copyin1) failed\n"); + exit(1); + } + int n = write(fd, (void*)0x80000000LL, 8192); + if(n >= 0){ + printf("write(fd, 0x80000000LL, 8192) did not fail!\n"); + exit(1); + } + close(fd); + unlink("copyin1"); +} + +void +copyin2(char *s) +{ + int fd = open("copyin2", O_CREATE|O_WRONLY); + if(fd < 0){ + printf("open(copyin2) failed\n"); + exit(1); + } + int n = write(fd, (void*)0xffffffffffffffffLL, 8192); + if(n >= 0){ + printf("write(fd, 0xffffffffffffffffLL, 8192) did not fail!\n"); + exit(1); + } + close(fd); + unlink("copyin2"); +} + +void +copyout1(char *s) +{ + int fd = open("README", 0); + if(fd < 0){ + printf("open(README) failed\n"); + exit(1); + } + int n = read(fd, (void*)0x80000000LL, 8192); + if(n >= 0){ + printf("read(fd, 0x80000000LL, 8192) returned %d, not -1\n", n); + exit(1); + } + close(fd); +} + +void +copyout2(char *s) +{ + int fd = open("README", 0); + if(fd < 0){ + printf("open(README) failed\n"); + exit(1); + } + int n = read(fd, (void*)0xffffffffffffffffLL, 8192); + if(n >= 0){ + printf("read(fd, 0xffffffffffffffff, 8192) returned %d, not -1\n", n); + exit(1); + } + close(fd); +} + +void +copyinstr1(char *s) +{ + int fd = open((char *)0x80000000LL, O_CREATE|O_WRONLY); + if(fd >= 0){ + printf("open(0x80000000) returned %d, not -1\n", fd); + exit(1); + } +} + +void +copyinstr2(char *s) +{ + int fd = open((char *)0xffffffffffffffff, O_CREATE|O_WRONLY); + if(fd >= 0){ + printf("open(0xffffffffffffffff) returned %d, not -1\n", fd); + exit(1); + } +} + // test O_TRUNC. void truncate1(char *s) @@ -2307,6 +2393,12 @@ main(int argc, char *argv[]) void (*f)(char *); char *s; } tests[] = { + {copyin1, "copyin1"}, + {copyin2, "copyin2"}, + {copyout1, "copyout1"}, + {copyout2, "copyout2"}, + {copyinstr1, "copyinstr1"}, + {copyinstr2, "copyinstr2"}, {truncate1, "truncate1"}, {truncate2, "truncate2"}, {truncate3, "truncate3"}, |