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[matrix] Annotation of /branches/Matrix-mer2/src/mmio.h
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Annotation of /branches/Matrix-mer2/src/mmio.h

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1 : bates 825 /*
2 :     * Matrix Market I/O library for ANSI C
3 :     *
4 :     * See http://math.nist.gov/MatrixMarket for details.
5 :     *
6 :     *
7 :     */
8 :    
9 :     #ifndef MM_IO_H
10 :     #define MM_IO_H
11 :    
12 :     #define MM_MAX_LINE_LENGTH 1025
13 :     #define MatrixMarketBanner "%%MatrixMarket"
14 :     #define MM_MAX_TOKEN_LENGTH 64
15 :    
16 :     typedef char MM_typecode[4];
17 :    
18 :     char *mm_typecode_to_str(MM_typecode matcode);
19 :    
20 :     int mm_read_banner(FILE *f, MM_typecode *matcode);
21 :     int mm_read_mtx_crd_size(FILE *f, int *M, int *N, int *nz);
22 :     int mm_read_mtx_array_size(FILE *f, int *M, int *N);
23 :    
24 : bates 852 void mm_write_banner(FILE *f, MM_typecode matcode);
25 : bates 825 int mm_write_mtx_crd_size(FILE *f, int M, int N, int nz);
26 :     int mm_write_mtx_array_size(FILE *f, int M, int N);
27 :    
28 :    
29 :     /********************* MM_typecode query fucntions ***************************/
30 :    
31 :     #define mm_is_matrix(typecode) ((typecode)[0]=='M')
32 :    
33 :     #define mm_is_sparse(typecode) ((typecode)[1]=='C')
34 :     #define mm_is_coordinate(typecode)((typecode)[1]=='C')
35 :     #define mm_is_dense(typecode) ((typecode)[1]=='A')
36 :     #define mm_is_array(typecode) ((typecode)[1]=='A')
37 :    
38 :     #define mm_is_complex(typecode) ((typecode)[2]=='C')
39 :     #define mm_is_real(typecode) ((typecode)[2]=='R')
40 :     #define mm_is_pattern(typecode) ((typecode)[2]=='P')
41 :     #define mm_is_integer(typecode) ((typecode)[2]=='I')
42 :    
43 :     #define mm_is_symmetric(typecode)((typecode)[3]=='S')
44 :     #define mm_is_general(typecode) ((typecode)[3]=='G')
45 :     #define mm_is_skew(typecode) ((typecode)[3]=='K')
46 :     #define mm_is_hermitian(typecode)((typecode)[3]=='H')
47 :    
48 :     int mm_is_valid(MM_typecode matcode); /* too complex for a macro */
49 :    
50 :    
51 : bates 852 /********************* MM_typecode modify functions ***************************/
52 : bates 825
53 :     #define mm_set_matrix(typecode) ((*typecode)[0]='M')
54 :     #define mm_set_coordinate(typecode) ((*typecode)[1]='C')
55 :     #define mm_set_array(typecode) ((*typecode)[1]='A')
56 :     #define mm_set_dense(typecode) mm_set_array(typecode)
57 :     #define mm_set_sparse(typecode) mm_set_coordinate(typecode)
58 :    
59 :     #define mm_set_complex(typecode)((*typecode)[2]='C')
60 :     #define mm_set_real(typecode) ((*typecode)[2]='R')
61 :     #define mm_set_pattern(typecode)((*typecode)[2]='P')
62 :     #define mm_set_integer(typecode)((*typecode)[2]='I')
63 :    
64 :    
65 :     #define mm_set_symmetric(typecode)((*typecode)[3]='S')
66 :     #define mm_set_general(typecode)((*typecode)[3]='G')
67 :     #define mm_set_skew(typecode) ((*typecode)[3]='K')
68 :     #define mm_set_hermitian(typecode)((*typecode)[3]='H')
69 :    
70 :     #define mm_clear_typecode(typecode) ((*typecode)[0]=(*typecode)[1]= \
71 :     (*typecode)[2]=' ',(*typecode)[3]='G')
72 :    
73 :     #define mm_initialize_typecode(typecode) mm_clear_typecode(typecode)
74 :    
75 :    
76 :     /********************* Matrix Market error codes ***************************/
77 :    
78 :    
79 :     #define MM_COULD_NOT_READ_FILE 11
80 :     #define MM_PREMATURE_EOF 12
81 :     #define MM_NOT_MTX 13
82 :     #define MM_NO_HEADER 14
83 :     #define MM_UNSUPPORTED_TYPE 15
84 :     #define MM_LINE_TOO_LONG 16
85 :     #define MM_COULD_NOT_WRITE_FILE 17
86 :    
87 :    
88 :     /******************** Matrix Market internal definitions ********************
89 :    
90 :     MM_matrix_typecode: 4-character sequence
91 :    
92 :     ojbect sparse/ data storage
93 :     dense type scheme
94 :    
95 :     string position: [0] [1] [2] [3]
96 :    
97 :     Matrix typecode: M(atrix) C(oord) R(eal) G(eneral)
98 :     A(array) C(omplex) H(ermitian)
99 :     P(attern) S(ymmetric)
100 :     I(nteger) K(kew)
101 :    
102 :     ***********************************************************************/
103 :    
104 :     #define MM_MTX_STR "matrix"
105 :     #define MM_ARRAY_STR "array"
106 :     #define MM_DENSE_STR "array"
107 :     #define MM_COORDINATE_STR "coordinate"
108 :     #define MM_SPARSE_STR "coordinate"
109 :     #define MM_COMPLEX_STR "complex"
110 :     #define MM_REAL_STR "real"
111 :     #define MM_INT_STR "integer"
112 :     #define MM_GENERAL_STR "general"
113 :     #define MM_SYMM_STR "symmetric"
114 :     #define MM_HERM_STR "hermitian"
115 :     #define MM_SKEW_STR "skew-symmetric"
116 :     #define MM_PATTERN_STR "pattern"
117 :    
118 :    
119 :     /* high level routines */
120 :    
121 :     int mm_write_mtx_crd(char fname[], int M, int N, int nz, int I[], int J[],
122 :     double val[], MM_typecode matcode);
123 :     int mm_read_mtx_crd_data(FILE *f, int M, int N, int nz, int I[], int J[],
124 :     double val[], MM_typecode matcode);
125 :     int mm_read_mtx_crd_entry(FILE *f, int *I, int *J, double *real, double *img,
126 :     MM_typecode matcode);
127 :    
128 :    
129 :    
130 :    
131 :     #endif

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