utest/fs/test-mmap.cpp

39     void* addr = mmap(NULL, PAGE_SIZE, PROT_READ, MAP_SHARED, fd, 0);
44     ASSERT_EQ(munmap(addr, PAGE_SIZE), 0, "munmap failed");
67     void* addr = mmap(NULL, PAGE_SIZE, PROT_READ, MAP_SHARED, fd, 0);
80     ASSERT_EQ(munmap(addr, PAGE_SIZE), 0, "munmap failed");
103     void* addr = mmap(NULL, PAGE_SIZE, PROT_READ | PROT_WRITE, MAP_SHARED, fd, 0);
123     ASSERT_EQ(ftruncate(fd, PAGE_SIZE * 2), 0);
126     for (size_t i = sizeof(tmp1) + sizeof(tmp2); i < PAGE_SIZE; i++) {
131     ASSERT_EQ(munmap(addr, PAGE_SIZE), 0, "munmap failed");
154     void* addr = mmap(NULL, PAGE_SIZE, PROT_READ, MAP_SHARED, fd, 0);
170     ASSERT_EQ(munmap(addr, PAGE_SIZE), 0, "munmap failed");
189     void* addr1 = mmap(NULL, PAGE_SIZE, PROT_READ | PROT_WRITE, MAP_SHARED, fd, 0);
197     void* addr2 = mmap(NULL, PAGE_SIZE, PROT_READ | PROT_WRITE, MAP_SHARED, fd2, 0);
215     ASSERT_EQ(munmap(addr2, PAGE_SIZE), 0, "munmap failed");
220     addr2 = mmap(NULL, PAGE_SIZE, PROT_READ, MAP_SHARED, fd, 0);
225     ASSERT_EQ(munmap(addr2, PAGE_SIZE), 0, "munmap failed");
227     ASSERT_EQ(munmap(addr1, PAGE_SIZE), 0, "munmap failed");
250     void* addr1 = mmap(NULL, PAGE_SIZE, PROT_READ | PROT_WRITE, MAP_PRIVATE, fd, 0);
254     void* addr2 = mmap(NULL, PAGE_SIZE, PROT_READ | PROT_WRITE, MAP_PRIVATE, fd, 0);
277     ASSERT_EQ(munmap(addr1, PAGE_SIZE), 0, "munmap failed");
278     ASSERT_EQ(munmap(addr2, PAGE_SIZE), 0, "munmap failed");
297     ASSERT_EQ(mmap(NULL, PAGE_SIZE, PROT_READ, MAP_SHARED, fd, 0), MAP_FAILED);
307     ASSERT_EQ(mmap(NULL, PAGE_SIZE, PROT_READ, 0, fd, 0), MAP_FAILED);
311     ASSERT_EQ(mmap(NULL, PAGE_SIZE, PROT_READ, MAP_SHARED | MAP_PRIVATE, fd, 0), MAP_FAILED);
315     ASSERT_EQ(mmap(NULL, PAGE_SIZE, PROT_READ, MAP_SHARED, fd, 1), MAP_FAILED);
327     ASSERT_EQ(mmap(NULL, PAGE_SIZE, PROT_READ, MAP_PRIVATE, fd, 0), MAP_FAILED);
330     ASSERT_EQ(mmap(NULL, PAGE_SIZE, PROT_WRITE, MAP_PRIVATE, fd, 0), MAP_FAILED);
333     ASSERT_EQ(mmap(NULL, PAGE_SIZE, PROT_READ | PROT_WRITE, MAP_PRIVATE, fd, 0), MAP_FAILED);
336     ASSERT_EQ(mmap(NULL, PAGE_SIZE, PROT_READ, MAP_SHARED, fd, 0), MAP_FAILED);
339     ASSERT_EQ(mmap(NULL, PAGE_SIZE, PROT_WRITE, MAP_SHARED, fd, 0), MAP_FAILED);
342     ASSERT_EQ(mmap(NULL, PAGE_SIZE, PROT_READ | PROT_WRITE, MAP_SHARED, fd, 0), MAP_FAILED);
351     ASSERT_EQ(mmap(NULL, PAGE_SIZE, PROT_WRITE, MAP_SHARED, fd, 0), MAP_FAILED);
354     ASSERT_EQ(mmap(NULL, PAGE_SIZE, PROT_READ | PROT_WRITE, MAP_SHARED, fd, 0), MAP_FAILED);
361     ASSERT_EQ(mmap(NULL, PAGE_SIZE, PROT_WRITE, MAP_SHARED, fd, 0), MAP_FAILED);
380     char buf[PAGE_SIZE * kPageCount];
389     constexpr size_t kHalfPage = PAGE_SIZE / 2;
399         char buf_beyond[PAGE_SIZE * kPageCount - new_size];
422     char buf[PAGE_SIZE * kPageCount];
431     constexpr size_t kHalfPage = PAGE_SIZE / 2;
442         char buf_beyond[PAGE_SIZE * kPageCount - new_size];
469     char buf[PAGE_SIZE * kPageCount];
478     constexpr size_t kHalfPage = PAGE_SIZE / 2;
489         char buf_beyond[PAGE_SIZE * kPageCount - new_size];
520     void* addr = mmap(NULL, PAGE_SIZE, prot, flags, fd, 0);
527             ASSERT_EQ(munmap(addr, PAGE_SIZE), 0);
535             ASSERT_EQ(munmap(addr, PAGE_SIZE), 0);
540             ASSERT_EQ(munmap(addr, PAGE_SIZE), 0);
548             ASSERT_EQ(munmap(addr, PAGE_SIZE), 0);