diff options
Diffstat (limited to 'externals/breakpad/src/third_party/lss/tests/fallocate.c')
-rw-r--r-- | externals/breakpad/src/third_party/lss/tests/fallocate.c | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/externals/breakpad/src/third_party/lss/tests/fallocate.c b/externals/breakpad/src/third_party/lss/tests/fallocate.c new file mode 100644 index 0000000000..1a26fed55a --- /dev/null +++ b/externals/breakpad/src/third_party/lss/tests/fallocate.c @@ -0,0 +1,69 @@ +/* Copyright 2019 Google LLC + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are + * met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following disclaimer + * in the documentation and/or other materials provided with the + * distribution. + * * Neither the name of Google LLC nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include "test_skel.h" + +int main(int argc, char *argv[]) { + int fd = 0, mode = 0; + loff_t offset = 0, len = 0; + + // Bad file descriptor. + fd = -1; + assert(sys_fallocate(fd, mode, offset, len) == -1); + assert(errno == EBADF); + + char filename[] = "tempfile.XXXXXX"; + fd = mkstemp(filename); + assert(fd >= 0); + + // Invalid len. + assert(sys_fallocate(fd, mode, offset, len) == -1); + assert(errno == EINVAL); + + // Small offset and length succeeds. + len = 4096; + assert(sys_fallocate(fd, mode, offset, len) == 0); + + // Large offset succeeds and isn't truncated. + offset = 1llu + UINT32_MAX; + assert(sys_fallocate(fd, mode , offset, len) == 0); + +#if defined(__NR_fstat64) + struct kernel_stat64 st; + assert(sys_fstat64(fd, &st) == 0); +#else + struct kernel_stat st; + assert(sys_fstat(fd, &st) == 0); +#endif + assert(st.st_size == offset + len); + + sys_unlink(filename); + + return 0; +} |