1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
|
#pragma once
/**
* \file puzzle bus driver implementation
*
* Most \c pbdrv_* functions have a weak implementation, which may be
* overwritten by a custom implementation. This allows you to use the default
* implementation where possible, and only implement extensions required for
* your puzzle module. Please see spec.adoc for more information about how to
* use the puzzle bus driver library.
*/
#include <stdint.h>
#include <stddef.h>
#include <stdbool.h>
#include "types.h"
#ifndef PBDRV_MOD_NAME
#define PBDRV_MOD_NAME "???"
#endif
#ifdef __cplusplus
extern "C" {
#endif
void pbdrv_i2c_recv(uint16_t i2c_addr, const char * buf, size_t sz);
void pbdrv_i2c_send(uint16_t i2c_addr, const char * buf, size_t sz);
pb_state_t pbdrv_hook_mod_state_read();
void pbdrv_hook_mod_state_write(pb_state_t state);
void pbdrv_hook_main_state_update(pb_state_t state);
/**
* \name hooks
*
* Implementing this function allows you to use the weak implementation of \c
* pbdrv_i2c_recv() while being able to implement custom command handlers.
*
* \return true if the cmd was recognized, or false to forward the command to
* the default handlers
*
* \{
*/
/** \brief cmd receive hook */
bool pbdrv_hook_cmd(uint16_t i2c_addr, pb_cmd_t cmd, const char * buf, size_t sz);
/** \brief read cmd hook */
bool pbdrv_hook_read(uint16_t i2c_addr, uint8_t addr);
/** \brief write cmd hook */
bool pbdrv_hook_write(uint16_t i2c_addr, uint8_t addr, const char * buf, size_t sz);
//! \}
void pbdrv_handle_read(uint16_t i2c_addr, const char * buf, size_t sz);
void pbdrv_handle_write(uint16_t i2c_addr, const char * buf, size_t sz);
void pbdrv_handle_magic(uint16_t i2c_addr, const char * buf, size_t sz);
void pbdrv_handle_sex(uint16_t i2c_addr, const char * buf, size_t sz);
#ifdef __cplusplus
}
#endif
|