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Diffstat (limited to 'include/snep.h')
| -rw-r--r-- | include/snep.h | 97 |
1 files changed, 97 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 |