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1 /*
2  * \file       ocsd_c_api_obj.h
3  * \brief      OpenCSD : C API callback objects.
4  *
5  * \copyright  Copyright (c) 2015, ARM Limited. All Rights Reserved.
6  */
7 
8 #ifndef ARM_OCSD_C_API_OBJ_H_INCLUDED
9 #define ARM_OCSD_C_API_OBJ_H_INCLUDED
10 
11 #include "opencsd/c_api/ocsd_c_api_types.h"
12 #include "interfaces/trc_gen_elem_in_i.h"
13 #include "common/ocsd_msg_logger.h"
14 
15 class TraceElemCBBase
16 {
17 public:
TraceElemCBBase()18     TraceElemCBBase() {};
~TraceElemCBBase()19     virtual ~TraceElemCBBase() {};
20 };
21 
22 class GenTraceElemCBObj : public ITrcGenElemIn, public TraceElemCBBase
23 {
24 public:
25     GenTraceElemCBObj(FnTraceElemIn pCBFn, const void *p_context);
~GenTraceElemCBObj()26     virtual ~GenTraceElemCBObj() {};
27 
28     virtual ocsd_datapath_resp_t TraceElemIn(const ocsd_trc_index_t index_sop,
29                                               const uint8_t trc_chan_id,
30                                               const OcsdTraceElement &elem);
31 
32 private:
33     FnTraceElemIn m_c_api_cb_fn;
34     const void *m_p_cb_context;
35 };
36 
37 
38 
39 template<class TrcPkt>
40 class PktCBObj : public IPktDataIn<TrcPkt>
41 {
42 public:
PktCBObj(FnDefPktDataIn pCBFunc,const void * p_context)43     PktCBObj( FnDefPktDataIn pCBFunc, const void *p_context)
44     {
45         m_c_api_cb_fn = pCBFunc;
46         m_p_context = p_context;
47     };
48 
~PktCBObj()49     virtual ~PktCBObj() {};
50 
PacketDataIn(const ocsd_datapath_op_t op,const ocsd_trc_index_t index_sop,const TrcPkt * p_packet_in)51     virtual ocsd_datapath_resp_t PacketDataIn( const ocsd_datapath_op_t op,
52                                                const ocsd_trc_index_t index_sop,
53                                                const TrcPkt *p_packet_in)
54     {
55         const void *c_pkt_struct = 0;
56         if(op == OCSD_OP_DATA)
57             c_pkt_struct = p_packet_in->c_pkt(); // always output the c struct packet
58         return m_c_api_cb_fn(m_p_context,op,index_sop,c_pkt_struct);
59     };
60 
61 private:
62     FnDefPktDataIn m_c_api_cb_fn;
63     const void *m_p_context;
64 };
65 
66 // void specialisation for custom decoders that pass packets as const void * pointers
67 template<>
68 class PktCBObj<void> : public IPktDataIn<void>
69 {
70 public:
PktCBObj(FnDefPktDataIn pCBFunc,const void * p_context)71     PktCBObj(FnDefPktDataIn pCBFunc, const void *p_context)
72     {
73         m_c_api_cb_fn = pCBFunc;
74         m_p_context = p_context;
75     };
76 
~PktCBObj()77     virtual ~PktCBObj() {};
78 
PacketDataIn(const ocsd_datapath_op_t op,const ocsd_trc_index_t index_sop,const void * p_packet_in)79     virtual ocsd_datapath_resp_t PacketDataIn(const ocsd_datapath_op_t op,
80         const ocsd_trc_index_t index_sop,
81         const void *p_packet_in)
82     {
83         return m_c_api_cb_fn(m_p_context, op, index_sop, p_packet_in);
84     };
85 
86 private:
87     FnDefPktDataIn m_c_api_cb_fn;
88     const void *m_p_context;
89 };
90 
91 
92 template<class TrcPkt>
93 class PktMonCBObj : public IPktRawDataMon<TrcPkt>
94 {
95 public:
PktMonCBObj(FnDefPktDataMon pCBFunc,const void * p_context)96     PktMonCBObj( FnDefPktDataMon pCBFunc, const void *p_context)
97     {
98         m_c_api_cb_fn = pCBFunc;
99         m_p_context = p_context;
100     };
101 
~PktMonCBObj()102     virtual ~PktMonCBObj() {};
103 
RawPacketDataMon(const ocsd_datapath_op_t op,const ocsd_trc_index_t index_sop,const TrcPkt * p_packet_in,const uint32_t size,const uint8_t * p_data)104     virtual void RawPacketDataMon( const ocsd_datapath_op_t op,
105                                                const ocsd_trc_index_t index_sop,
106                                                const TrcPkt *p_packet_in,
107                                                const uint32_t size,
108                                                const uint8_t *p_data)
109     {
110         const void *c_pkt_struct = 0;
111         if(op == OCSD_OP_DATA)
112             c_pkt_struct = p_packet_in->c_pkt(); // always output the c struct packet
113         m_c_api_cb_fn(m_p_context,op,index_sop,c_pkt_struct,size,p_data);
114     };
115 
116 private:
117     FnDefPktDataMon m_c_api_cb_fn;
118     const void *m_p_context;
119 };
120 
121 // void specialisation for custom decoders that pass packets as const void * pointers
122 template<>
123 class PktMonCBObj<void> : public IPktRawDataMon<void>
124 {
125 public:
PktMonCBObj(FnDefPktDataMon pCBFunc,const void * p_context)126     PktMonCBObj(FnDefPktDataMon pCBFunc, const void *p_context)
127     {
128         m_c_api_cb_fn = pCBFunc;
129         m_p_context = p_context;
130     };
131 
~PktMonCBObj()132     virtual ~PktMonCBObj() {};
RawPacketDataMon(const ocsd_datapath_op_t op,const ocsd_trc_index_t index_sop,const void * p_packet_in,const uint32_t size,const uint8_t * p_data)133     virtual void RawPacketDataMon(const ocsd_datapath_op_t op,
134         const ocsd_trc_index_t index_sop,
135         const void *p_packet_in,
136         const uint32_t size,
137         const uint8_t *p_data)
138     {
139         m_c_api_cb_fn(m_p_context, op, index_sop, p_packet_in, size, p_data);
140     };
141 
142 private:
143     FnDefPktDataMon m_c_api_cb_fn;
144     const void *m_p_context;
145 };
146 
147 /* handler for default string print CB object */
148 class DefLogStrCBObj : public ocsdMsgLogStrOutI
149 {
150 public:
DefLogStrCBObj()151     DefLogStrCBObj()
152     {
153         m_c_api_cb_fn = 0;
154         m_p_context = 0;
155     };
156 
~DefLogStrCBObj()157     virtual ~DefLogStrCBObj()
158     {
159         m_c_api_cb_fn = 0;
160         m_p_context = 0;
161     };
162 
setCBFn(const void * p_context,FnDefLoggerPrintStrCB pCBFn)163     void setCBFn(const void *p_context, FnDefLoggerPrintStrCB pCBFn)
164     {
165         m_c_api_cb_fn = pCBFn;
166         m_p_context = p_context;
167     };
168 
printOutStr(const std::string & outStr)169     virtual void printOutStr(const std::string &outStr)
170     {
171         if(m_c_api_cb_fn)
172             m_c_api_cb_fn(m_p_context, outStr.c_str(), outStr.length());
173     }
174 
175 private:
176     FnDefLoggerPrintStrCB m_c_api_cb_fn;
177     const void *m_p_context;
178 };
179 
180 #endif // ARM_OCSD_C_API_OBJ_H_INCLUDED
181 
182 /* End of File ocsd_c_api_obj.h */
183