1 /* 2 * Copyright (C) 2017 BlueKitchen GmbH 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. Neither the name of the copyright holders nor the names of 14 * contributors may be used to endorse or promote products derived 15 * from this software without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY BLUEKITCHEN GMBH AND CONTRIBUTORS 18 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 19 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 20 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL BLUEKITCHEN 21 * GMBH OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 22 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 23 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS 24 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 25 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 26 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF 27 * THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 28 * SUCH DAMAGE. 29 * 30 */ 31 32 /* 33 * btstack_tlv_posix.h 34 * 35 * Implementation for BTstack's Tag Value Length Persistent Storage implementations 36 * using in-memory storage (RAM & malloc) and append-only log files on disc 37 */ 38 39 #ifndef BTSTACK_TLV_POSIX_H 40 #define BTSTACK_TLV_POSIX_H 41 42 #include <stdint.h> 43 #include <stdio.h> 44 #include "btstack_tlv.h" 45 #include "btstack_linked_list.h" 46 47 #if defined __cplusplus 48 extern "C" { 49 #endif 50 51 typedef struct { 52 btstack_linked_list_t entry_list; 53 const char * db_path; 54 FILE * file; 55 } btstack_tlv_posix_t; 56 57 /** 58 * Init Tag Length Value Store 59 * @param context btstack_tlv_posix_t 60 * @param db_path on disc 61 */ 62 const btstack_tlv_t * btstack_tlv_posix_init_instance(btstack_tlv_posix_t * context, const char * db_path); 63 64 /** 65 * Disable writing to TLV file 66 * @note must be called before btstack_tlv_posix_init_instance 67 */ 68 void btstack_tlv_posix_set_read_only(void); 69 70 /** 71 * Free TLV entries 72 * @param self 73 */ 74 void btstack_tlv_posix_deinit(btstack_tlv_posix_t * self); 75 76 #if defined __cplusplus 77 } 78 #endif 79 #endif // BTSTACK_TLV_POSIX_H 80