change wifi driver to cypress

hc

2024-01-05 071106ecf68c401173c58808b1cf5f68cc50d390

 kernel/tools/testing/selftests/filesystems/incfs/utils.c
..
..
@@ -25,6 +25,45 @@
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 #define __S_IFREG S_IFREG
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 #endif
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+unsigned int rnd(unsigned int max, unsigned int *seed)
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+{
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+	return rand_r(seed) * ((uint64_t)max + 1) / RAND_MAX;
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+}
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+
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+int remove_dir(const char *dir)
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+{
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+	int err = rmdir(dir);
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+
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+	if (err && errno == ENOTEMPTY) {
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+		err = delete_dir_tree(dir);
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+		if (err)
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+			return err;
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+		return 0;
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+	}
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+
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+	if (err && errno != ENOENT)
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+		return -errno;
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+
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+	return 0;
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+}
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+
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+int drop_caches(void)
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+{
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+	int drop_caches =
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+		open("/proc/sys/vm/drop_caches", O_WRONLY | O_CLOEXEC);
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+	int i;
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+
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+	if (drop_caches == -1)
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+		return -errno;
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+	i = write(drop_caches, "3", 1);
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+	close(drop_caches);
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+
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+	if (i != 1)
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+		return -errno;
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+
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+	return 0;
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+}
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+
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 int mount_fs(const char *mount_dir, const char *backing_dir,
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 	     int read_timeout_ms)
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 {
..
..
@@ -77,6 +116,9 @@
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 	size_t size = sizeof(struct signature_blob) + strlen(add_data) + 1;
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 	struct signature_blob *sb = malloc(size);
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118
 
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+	if (!sb)
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+		return 0;
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+
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 	*sb = (struct signature_blob){
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 		.version = INCFS_SIGNATURE_VERSION,
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 		.hash_section_size = sizeof(struct hash_section),
..
..
@@ -87,7 +129,7 @@
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 				.salt_size = 0,
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 				.hash_size = SHA256_DIGEST_SIZE,
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 			},
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-		.signing_section_size = sizeof(uint32_t) + strlen(add_data) + 1,
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+		.signing_section_size = strlen(add_data) + 1,
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 	};
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134
 
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 	memcpy(sb->hash_section.hash, root_hash, SHA256_DIGEST_SIZE);
..
..
@@ -195,14 +237,28 @@
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237
 
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 int open_log_file(const char *mount_dir)
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 {
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-	char cmd_file[255];
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-	int cmd_fd;
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+	char file[255];
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+	int fd;
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-	snprintf(cmd_file, ARRAY_SIZE(cmd_file), "%s/.log", mount_dir);
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-	cmd_fd = open(cmd_file, O_RDWR | O_CLOEXEC);
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-	if (cmd_fd < 0)
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+	snprintf(file, ARRAY_SIZE(file), "%s/.log", mount_dir);
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+	fd = open(file, O_RDWR | O_CLOEXEC);
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+	if (fd < 0)
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 		perror("Can't open log file");
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-	return cmd_fd;
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+	return fd;
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+}
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+
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+int open_blocks_written_file(const char *mount_dir)
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+{
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+	char file[255];
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+	int fd;
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+
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+	snprintf(file, ARRAY_SIZE(file),
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+			"%s/%s", mount_dir, INCFS_BLOCKS_WRITTEN_FILENAME);
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+	fd = open(file, O_RDONLY | O_CLOEXEC);
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+
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+	if (fd < 0)
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+		perror("Can't open blocks_written file");
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+	return fd;
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 }
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263
 
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 int wait_for_pending_reads(int fd, int timeout_ms,
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..
@@ -233,7 +289,35 @@
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 	return read_res / sizeof(*prs);
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 }
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291
 
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-char *concat_file_name(const char *dir, char *file)
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+int wait_for_pending_reads2(int fd, int timeout_ms,
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+	struct incfs_pending_read_info2 *prs, int prs_count)
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+{
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+	ssize_t read_res = 0;
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+
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+	if (timeout_ms > 0) {
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+		int poll_res = 0;
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+		struct pollfd pollfd = {
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+			.fd = fd,
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+			.events = POLLIN
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+		};
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+
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+		poll_res = poll(&pollfd, 1, timeout_ms);
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+		if (poll_res < 0)
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+			return -errno;
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+		if (poll_res == 0)
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+			return 0;
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+		if (!(pollfd.revents | POLLIN))
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+			return 0;
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+	}
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+
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+	read_res = read(fd, prs, prs_count * sizeof(*prs));
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+	if (read_res < 0)
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+		return -errno;
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+
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+	return read_res / sizeof(*prs);
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+}
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+
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+char *concat_file_name(const char *dir, const char *file)
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 {
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 	char full_name[FILENAME_MAX] = "";
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