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
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
|
/*******************************************************************************
* Copyright (C) ST-Ericsson SA 2011
* License terms: 3-clause BSD license
******************************************************************************/
/**
* @addtogroup ldr_communication_serv
* @{
* @addtogroup protrom_family
* @{
* @addtogroup protrom_protocol
* @{
*/
/*******************************************************************************
* Includes
******************************************************************************/
#include <stdlib.h>
#include <string.h>
#include "r_protrom_family.h"
#include "r_protrom_network.h"
#include "r_protrom_header.h"
#include "r_protrom_transport.h"
#include "r_debug_macro.h"
/*******************************************************************************
* File scope types, constants and variables
******************************************************************************/
/*******************************************************************************
* Definition of external functions
******************************************************************************/
/*
* Protrom family protocols initialization.
*
* @param [in] Communication_p Communication module context.
*
* @retval E_SUCCESS After successful execution.
* @retval E_INVALID_INPUT_PARAMETERS Invalid input parameter.
*/
ErrorCode_e Protrom_Family_Init(Communication_t *Communication_p)
{
ErrorCode_e ReturnValue = E_INVALID_INPUT_PARAMETERS;
VERIFY(NULL != Communication_p, E_INVALID_INPUT_PARAMETERS);
Communication_p->FamilyContext_p = malloc(sizeof(Protrom_FamilyContext_t));
VERIFY(NULL != Communication_p->FamilyContext_p, E_ALLOCATE_FAILED);
Communication_p->CurrentFamilyHash = HASH_CRC16;
PROTROM_NETWORK(Communication_p)->Inbound.StopTransfer = FALSE;
if (NULL != Communication_p->BackupCommBuffer_p) {
if (Communication_p->BackupCommBufferSize <= PROTROM_HEADER_LENGTH) {
memcpy(PROTROM_NETWORK(Communication_p)->Inbound.Scratch, Communication_p->BackupCommBuffer_p, Communication_p->BackupCommBufferSize);
PROTROM_NETWORK(Communication_p)->Inbound.ReqData = PROTROM_HEADER_LENGTH - Communication_p->BackupCommBufferSize;
PROTROM_NETWORK(Communication_p)->Inbound.ReqBuffOffset = Communication_p->BackupCommBufferSize;
PROTROM_NETWORK(Communication_p)->Inbound.RecBackupData = Communication_p->BackupCommBufferSize;
Communication_p->BackupCommBufferSize = 0;
} else {
memcpy(PROTROM_NETWORK(Communication_p)->Inbound.Scratch, Communication_p->BackupCommBuffer_p, PROTROM_HEADER_LENGTH);
Communication_p->BackupCommBufferSize = Communication_p->BackupCommBufferSize - PROTROM_HEADER_LENGTH;
PROTROM_NETWORK(Communication_p)->Inbound.RecBackupData = PROTROM_HEADER_LENGTH;
}
C_(printf("protrom_family.c(%d) BackupBuffer=0x%x Size=%d\n", __LINE__, Communication_p->BackupCommBuffer_p, Communication_p->BackupCommBufferSize);)
PROTROM_NETWORK(Communication_p)->Inbound.State = PROTROM_RECEIVE_HEADER;
PROTROM_NETWORK(Communication_p)->Inbound.Target_p = PROTROM_NETWORK(Communication_p)->Inbound.Scratch;
} else {
Communication_p->BackupCommBufferSize = 0;
}
ReturnValue = Protrom_Network_Initialize(Communication_p);
ErrorExit:
A_(printf("protrom_family.c(%d) ErrorCode=%d\n", __LINE__, ReturnValue);)
return ReturnValue;
}
/*
* Protrom family protocols sutdown.
*
* @param [in] Communication_p Communication module context.
*
* @retval E_SUCCESS After successful execution.
* @retval E_INVALID_INPUT_PARAMETERS Invalid input parameter.
*/
ErrorCode_e Protrom_Family_Shutdown(Communication_t *Communication_p)
{
ErrorCode_e ReturnValue = E_SUCCESS;
VERIFY(NULL != Communication_p, E_INVALID_INPUT_PARAMETERS);
if (NULL != Communication_p->BackupCommBuffer_p) {
free(Communication_p->BackupCommBuffer_p);
}
Communication_p->BackupCommBuffer_p = (uint8 *)malloc(PROTROM_HEADER_LENGTH);
VERIFY(NULL != Communication_p->BackupCommBuffer_p, E_ALLOCATE_FAILED);
memcpy(Communication_p->BackupCommBuffer_p, PROTROM_NETWORK(Communication_p)->Inbound.Scratch, PROTROM_HEADER_LENGTH);
Communication_p->BackupCommBufferSize = PROTROM_HEADER_LENGTH;
C_(printf("protrom_family.c(%d) BackupBuffer=0x%x Size=%d\n", __LINE__, Communication_p->BackupCommBuffer_p, Communication_p->BackupCommBufferSize);)
Communication_p->CurrentFamilyHash = HASH_NONE;
ReturnValue = Protrom_Network_Shutdown(Communication_p);
VERIFY(E_SUCCESS == ReturnValue, ReturnValue);
ErrorExit:
if (NULL != Communication_p) {
if (NULL != Communication_p->FamilyContext_p) {
free(Communication_p->FamilyContext_p);
Communication_p->FamilyContext_p = NULL;
}
}
A_(printf("protrom_family.c(%d) ErrorCode=%d\n", __LINE__, ReturnValue);)
return ReturnValue;
}
/*
* Protrom Cancel Transmition.
*
* @param [in] Communication_p Communication module context.
* @param [in] PacketsBeforeTransferStop Number of packets that will be transmited before stopping the transmition.
*
* @retval E_SUCCESS After successful execution.
* @retval E_INVALID_INPUT_PARAMETERS Invalid input parameter.
*/
ErrorCode_e Protrom_CancelReceiver(Communication_t *Communication_p, uint8 PacketsBeforeReceiverStop)
{
ErrorCode_e ReturnValue = E_SUCCESS;
printf("Protrom_CancelReceiver called ...\n");
VERIFY(NULL != Communication_p, E_INVALID_INPUT_PARAMETERS);
PROTROM_NETWORK(Communication_p)->Inbound.PacketsBeforeReceiverStop = PacketsBeforeReceiverStop;
PROTROM_NETWORK(Communication_p)->Inbound.StopTransfer = TRUE;
ErrorExit:
A_(printf("protrom_family.c(%d) ErrorCode=%d\n", __LINE__, ReturnValue);)
return ReturnValue;
}
/** @} */
/** @} */
/** @} */
|
