snep: SNEP core moved from plugins to core

This is needed for implementing SNEP unit tests.

2 files changed, 99 insertions, 0 deletions

diff --git a/include/snep.h b/include/snep.h
new file mode 100644
index 0000000..cdb9e65
--- /dev/null
+++ b/include/snep.h
@@ -0,0 +1,97 @@
+/*
+ *
+ *  neard - Near Field Communication manager
+ *
+ *  Copyright (C) 2012  Intel Corporation. All rights reserved.
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License version 2 as
+ *  published by the Free Software Foundation.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ */
+
+#ifndef __NEAR_SNEP_CORE_H
+#define __NEAR_SNEP_CORE_H
+
+#include <near/device.h>
+
+#define NEAR_SNEP_VERSION		0x10
+#define NEAR_SNEP_MAJOR(version) (((version) >> 4) & 0xf)
+#define NEAR_SNEP_MINOR(version) ((version) & 0xf)
+
+#define NEAR_SNEP_MSG_SIZE			0x06
+#define NEAR_SNEP_ACCEPTABLE_LENGTH		1024
+#define NEAR_SNEP_ACC_LENGTH_SIZE		4
+
+/* Request codes */
+#define NEAR_SNEP_REQ_CONTINUE 0x00
+#define NEAR_SNEP_REQ_GET      0x01
+#define NEAR_SNEP_REQ_PUT      0x02
+#define NEAR_SNEP_REQ_REJECT   0x7f
+
+/* Response codes */
+#define NEAR_SNEP_RESP_CONTINUE  0x80
+#define NEAR_SNEP_RESP_SUCCESS   0x81
+#define NEAR_SNEP_RESP_NOT_FOUND 0xc0
+#define NEAR_SNEP_RESP_EXCESS    0xc1
+#define NEAR_SNEP_RESP_BAD_REQ   0xc2
+#define NEAR_SNEP_RESP_NOT_IMPL  0xe0
+#define NEAR_SNEP_RESP_VERSION   0xe1
+#define NEAR_SNEP_RESP_REJECT    0xff
+
+#define NEAR_SNEP_REQ_PUT_HEADER_LENGTH	6
+#define NEAR_SNEP_REQ_GET_HEADER_LENGTH	10
+
+/* Default SNEP Resp message header length: Version + code + len */
+#define NEAR_SNEP_RESP_HEADER_LENGTH		(1 + 1 + 4)
+
+/* Offset of 'H' in Android frame: 3 is the offset in NDEF */
+#define NEAR_SNEP_REQ_ANDROID		(NEAR_SNEP_ACC_LENGTH_SIZE + 3)
+
+
+/* TODO: Right now it is dummy, need to get correct value
+ * from lower layers */
+#define NEAR_SNEP_REQ_MAX_FRAGMENT_LENGTH 128
+
+typedef near_bool_t (*near_server_io) (int client_fd, void *snep_data);
+
+struct p2p_snep_data {
+	uint8_t *nfc_data;
+	uint32_t nfc_data_length;
+	uint32_t nfc_data_current_length;
+	uint8_t *nfc_data_ptr;
+	uint32_t adapter_idx;
+	uint32_t target_idx;
+	gboolean respond_continue;
+	near_tag_io_cb cb;
+	struct p2p_snep_put_req_data *req;
+};
+
+near_bool_t near_snep_core_read(int client_fd,
+				uint32_t adapter_idx, uint32_t target_idx,
+				near_tag_io_cb cb,
+				near_server_io req_get,
+				near_server_io req_put);
+
+int near_snep_core_push(int fd, uint32_t adapter_idx, uint32_t target_idx,
+						struct near_ndef_message *ndef,
+						near_device_io_cb cb);
+
+void near_snep_core_close(int client_fd, int err);
+
+void near_snep_core_response_noinfo(int client_fd, uint8_t response);
+void near_snep_core_response_with_info(int client_fd, uint8_t response,
+						uint8_t *data, int length);
+void near_snep_core_parse_handover_record(int client_fd, uint8_t *ndef,
+						uint32_t nfc_data_length);
+
+#endif
diff --git a/include/tlv.h b/include/tlv.h
index 2142512..b4db3ea 100644
--- a/include/tlv.h
+++ b/include/tlv.h
@@ -29,6 +29,8 @@
 #define TLV_PROP 0xfd
 #define TLV_END  0xfe
 
+#define TLV_SIZE 2
+
 uint16_t near_tlv_length(uint8_t *tlv);
 uint8_t *near_tlv_next(uint8_t *tlv);
 uint8_t *near_tlv_data(uint8_t *tlv);