1 files changed, 64 insertions, 0 deletions
diff --git a/hcid/storage.c b/hcid/storage.c
index ade97641..f321ab35 100644
--- a/hcid/storage.c
+++ b/hcid/storage.c
@@ -267,6 +267,70 @@ int read_device_name(bdaddr_t *local, bdaddr_t *peer, char *name)
 	return 0;
 }
 
+int write_l2cap_info(bdaddr_t *local, bdaddr_t *peer,
+			uint16_t mtu_result, uint16_t mtu,
+			uint16_t mask_result, uint32_t mask)
+{
+	char filename[PATH_MAX + 1], addr[18], str[18];
+
+	if (mask_result)
+		snprintf(str, sizeof(str), "%d -1", mtu_result ? -1 : mtu);
+	else
+		snprintf(str, sizeof(str), "%d 0x%08x", mtu_result ? -1 : mtu, mask);
+
+	create_filename(filename, PATH_MAX, local, "l2cap");
+
+	create_file(filename, S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH);
+
+	ba2str(peer, addr);
+	return textfile_put(filename, addr, str);
+}
+
+int read_l2cap_info(bdaddr_t *local, bdaddr_t *peer,
+			uint16_t *mtu_result, uint16_t *mtu,
+			uint16_t *mask_result, uint32_t *mask)
+{
+	char filename[PATH_MAX + 1], addr[18], *str, *space, *msk;
+
+	create_filename(filename, PATH_MAX, local, "l2cap");
+
+	ba2str(peer, addr);
+	str = textfile_get(filename, addr);
+	if (!str)
+		return -ENOENT;
+
+	space = strchr(str, ' ');
+	if (!space) {
+		free(str);
+		return -ENOENT;
+	}
+
+	msk = space + 1;
+	*space = '\0';
+
+	if (mtu_result && mtu) {
+		if (str[0] == '-')
+			*mtu_result = 0x0001;
+		else {
+			*mtu_result = 0;
+			*mtu = (uint16_t) strtol(str, NULL, 0);
+		}
+	}
+
+	if (mask_result && mask) {
+		if (msk[0] == '-')
+			*mask_result = 0x0001;
+		else {
+			*mask_result = 0;
+			*mask = (uint32_t) strtol(msk, NULL, 16);
+		}
+	}
+
+	free(str);
+
+	return 0;
+}
+
 int write_version_info(bdaddr_t *local, bdaddr_t *peer, uint16_t manufacturer, uint8_t lmp_ver, uint16_t lmp_subver)
 {
 	char filename[PATH_MAX + 1], addr[18], str[16];