41   void* map = mmap(nullptr, 100, PROT_READ, MAP_SHARED, tf.fd, 1);  in TEST()
48   void* map = mmap64(nullptr, 100, PROT_READ, MAP_SHARED, tf.fd, 1);  in TEST()
60   ASSERT_EQ(STR_SSIZE(STRING_MSG), write(tf.fd, STRING_MSG, sizeof(STRING_MSG)));  in TEST()
62   void* map = mmap(nullptr, sizeof(STRING_MSG), PROT_READ, MAP_SHARED, tf.fd, 0);  in TEST()
74   ASSERT_EQ(STR_SSIZE(INITIAL_MSG), write(tf.fd, INITIAL_MSG, sizeof(INITIAL_MSG)));  in TEST()
75   lseek(tf.fd, 0, SEEK_SET);  in TEST()
77   void* map = mmap(nullptr, sizeof(STRING_MSG), PROT_WRITE, MAP_SHARED, tf.fd, 0);  in TEST()
79   close(tf.fd);  in TEST()
85   tf.fd = open(tf.path, O_RDWR);  in TEST()
88   ASSERT_EQ(STR_SSIZE(STRING_MSG), read(tf.fd, buf, sizeof(STRING_MSG)));  in TEST()
103   ASSERT_EQ(STR_SSIZE(PAGE0_MSG), write(tf.fd, PAGE0_MSG, sizeof(PAGE0_MSG)));  in TEST()
104   ASSERT_NE(-1, lseek(tf.fd, pagesize, SEEK_SET));  in TEST()
105   ASSERT_EQ(STR_SSIZE(PAGE1_MSG), write(tf.fd, PAGE1_MSG, sizeof(PAGE1_MSG)));  in TEST()
106   ASSERT_NE(-1, lseek(tf.fd, 2 * pagesize, SEEK_SET));  in TEST()
107   ASSERT_EQ(STR_SSIZE(PAGE2_MSG), write(tf.fd, PAGE2_MSG, sizeof(PAGE2_MSG)));  in TEST()
108   ASSERT_NE(-1, lseek(tf.fd, 3 * pagesize - sizeof(END_MSG), SEEK_SET));  in TEST()
109   ASSERT_EQ(STR_SSIZE(END_MSG), write(tf.fd, END_MSG, sizeof(END_MSG)));  in TEST()
111   ASSERT_NE(-1, lseek(tf.fd, 0, SEEK_SET));  in TEST()
113   void* map = mmap(nullptr, pagesize, PROT_READ, MAP_SHARED, tf.fd, pagesize);  in TEST()
121   map = mmap(nullptr, pagesize, PROT_READ, MAP_SHARED, tf.fd, 2 * pagesize);  in TEST()
139   ASSERT_EQ(STR_SSIZE(PAGE0_MSG), write(tf.fd, PAGE0_MSG, sizeof(PAGE0_MSG)));  in TEST()
140   ASSERT_NE(-1, lseek(tf.fd, pagesize, SEEK_SET));  in TEST()
141   ASSERT_EQ(STR_SSIZE(PAGE1_MSG), write(tf.fd, PAGE1_MSG, sizeof(PAGE1_MSG)));  in TEST()
142   ASSERT_NE(-1, lseek(tf.fd, 2 * pagesize, SEEK_SET));  in TEST()
143   ASSERT_EQ(STR_SSIZE(PAGE2_MSG), write(tf.fd, PAGE2_MSG, sizeof(PAGE2_MSG)));  in TEST()
144   ASSERT_NE(-1, lseek(tf.fd, 3 * pagesize - sizeof(END_MSG), SEEK_SET));  in TEST()
145   ASSERT_EQ(STR_SSIZE(END_MSG), write(tf.fd, END_MSG, sizeof(END_MSG)));  in TEST()
147   ASSERT_NE(-1, lseek(tf.fd, 0, SEEK_SET));  in TEST()
149   void* map = mmap(nullptr, pagesize, PROT_WRITE, MAP_SHARED, tf.fd, pagesize);  in TEST()
151   close(tf.fd);  in TEST()
156   tf.fd = open(tf.path, O_RDWR);  in TEST()
157   map = mmap(nullptr, pagesize, PROT_WRITE, MAP_SHARED, tf.fd, 2 * pagesize);  in TEST()
159   close(tf.fd);  in TEST()
164   tf.fd = open(tf.path, O_RDWR);  in TEST()
166   ASSERT_EQ(static_cast<ssize_t>(pagesize), read(tf.fd, buf, pagesize));  in TEST()
168   ASSERT_NE(-1, lseek(tf.fd, pagesize, SEEK_SET));  in TEST()
169   ASSERT_EQ(static_cast<ssize_t>(pagesize), read(tf.fd, buf, pagesize));  in TEST()
171   ASSERT_NE(-1, lseek(tf.fd, 2 * pagesize, SEEK_SET));  in TEST()
172   ASSERT_EQ(static_cast<ssize_t>(pagesize), read(tf.fd, buf, pagesize));  in TEST()
183   ASSERT_EQ(static_cast<ssize_t>(pagesize), write(tempfile.fd, buf, pagesize));  in TEST()
184   void* map = mmap(nullptr, pagesize, PROT_READ | PROT_WRITE, MAP_SHARED, tempfile.fd, 0);  in TEST()
276   int fd = memfd_create("doesn't matter", 0);  in TEST()
277   if (fd == -1) {  in TEST()
281   int f = fcntl(fd, F_GETFD);  in TEST()
284   close(fd);  in TEST()
287   fd = memfd_create("doesn't matter", MFD_CLOEXEC);  in TEST()
288   f = fcntl(fd, F_GETFD);  in TEST()
294   ASSERT_TRUE(android::base::WriteStringToFd(expected, fd));  in TEST()
295   ASSERT_EQ(0, lseek(fd, 0, SEEK_SET));  in TEST()
297   ASSERT_TRUE(android::base::ReadFdToString(fd, &actual));  in TEST()
300   close(fd);  in TEST()