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1 // Message Passing Interface mock header. Mocks MPI constants and functions, in
2 // order to make them available in distinct integration test files.
3 
4 #define NULL 0
5 
6 // mock types
7 typedef int MPI_Datatype;
8 typedef int MPI_Comm;
9 typedef int MPI_Request;
10 typedef int MPI_Status;
11 typedef int MPI_Op;
12 typedef int int8_t;
13 typedef int uint8_t;
14 typedef int uint16_t;
15 typedef int int64_t;
16 namespace std { template<class T> struct complex { T real; T imag; }; }
17 
18 // mock constants
19 #define MPI_DATATYPE_NULL 0
20 #define MPI_CHAR 0
21 #define MPI_BYTE 0
22 #define MPI_INT 0
23 #define MPI_LONG 0
24 #define MPI_LONG_DOUBLE 0
25 #define MPI_UNSIGNED 0
26 #define MPI_INT8_T 0
27 #define MPI_UINT8_T 0
28 #define MPI_UINT16_T 0
29 #define MPI_C_LONG_DOUBLE_COMPLEX 0
30 #define MPI_FLOAT 0
31 #define MPI_DOUBLE 0
32 #define MPI_CXX_BOOL 0
33 #define MPI_CXX_FLOAT_COMPLEX 0
34 #define MPI_CXX_DOUBLE_COMPLEX 0
35 #define MPI_CXX_LONG_DOUBLE_COMPLEX 0
36 #define MPI_IN_PLACE 0
37 #define MPI_COMM_WORLD 0
38 #define MPI_STATUS_IGNORE 0
39 #define MPI_STATUSES_IGNORE 0
40 #define MPI_SUM 0
41 
42 // mock functions
43 int MPI_Comm_size(MPI_Comm, int *);
44 int MPI_Comm_rank(MPI_Comm, int *);
45 int MPI_Send(const void *, int, MPI_Datatype, int, int, MPI_Comm);
46 int MPI_Recv(void *, int, MPI_Datatype, int, int, MPI_Comm, MPI_Status *);
47 int MPI_Isend(const void *, int, MPI_Datatype, int, int, MPI_Comm,
48     MPI_Request *);
49 int MPI_Irecv(void *, int, MPI_Datatype, int, int, MPI_Comm, MPI_Request *);
50 int MPI_Wait(MPI_Request *, MPI_Status *);
51 int MPI_Waitall(int, MPI_Request[], MPI_Status[]);
52 int MPI_Reduce(const void *, void *, int, MPI_Datatype, MPI_Op, int, MPI_Comm);
53 int MPI_Ireduce(const void *, void *, int, MPI_Datatype, MPI_Op, int, MPI_Comm,
54     MPI_Request *);
55 int MPI_Bcast(void *, int count, MPI_Datatype, int, MPI_Comm);
56