/[escript]/trunk/paso/src/mmio.h
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Revision 757 - (show annotations)
Mon Jun 26 13:12:56 2006 UTC (13 years, 1 month ago) by woo409
File MIME type: text/plain
File size: 5043 byte(s)
+ Merge of intelc_win32 branch (revision 741:755) with trunk. Tested on iVEC altix (run_tests and py_tests all pass)

1 /* $Id$ */
2
3 /*
4 ********************************************************************************
5 * Copyright 2006 by ACcESS MNRF *
6 * *
7 * http://www.access.edu.au *
8 * Primary Business: Queensland, Australia *
9 * Licensed under the Open Software License version 3.0 *
10 * http://www.opensource.org/licenses/osl-3.0.php *
11 ********************************************************************************
12 */
13
14 /*
15 * Matrix Market I/O library for ANSI C
16 *
17 * See http://math.nist.gov/MatrixMarket for details.
18 *
19 */
20
21 #ifndef MM_IO_H
22 #define MM_IO_H
23
24 #include <stdio.h>
25
26 #define MM_MAX_LINE_LENGTH 1025
27 #define MatrixMarketBanner "%%MatrixMarket"
28 #define MM_MAX_TOKEN_LENGTH 64
29
30 typedef char MM_typecode[4];
31
32 char *mm_typecode_to_str(MM_typecode matcode);
33
34 int mm_read_banner(FILE *f, MM_typecode *matcode);
35 int mm_read_mtx_crd_size(FILE *f, int *M, int *N, int *nz);
36 int mm_read_mtx_array_size(FILE *f, int *M, int *N);
37
38 int mm_write_banner(FILE *f, MM_typecode matcode);
39 int mm_write_mtx_crd_size(FILE *f, int M, int N, int nz);
40 int mm_write_mtx_array_size(FILE *f, int M, int N);
41
42
43 /********************* MM_typecode query fucntions ***************************/
44
45 #define mm_is_matrix(typecode) ((typecode)[0]=='M')
46
47 #define mm_is_sparse(typecode) ((typecode)[1]=='C')
48 #define mm_is_coordinate(typecode)((typecode)[1]=='C')
49 #define mm_is_dense(typecode) ((typecode)[1]=='A')
50 #define mm_is_array(typecode) ((typecode)[1]=='A')
51
52 #define mm_is_complex(typecode) ((typecode)[2]=='C')
53 #define mm_is_real(typecode) ((typecode)[2]=='R')
54 #define mm_is_pattern(typecode) ((typecode)[2]=='P')
55 #define mm_is_integer(typecode) ((typecode)[2]=='I')
56
57 #define mm_is_symmetric(typecode)((typecode)[3]=='S')
58 #define mm_is_general(typecode) ((typecode)[3]=='G')
59 #define mm_is_skew(typecode) ((typecode)[3]=='K')
60 #define mm_is_hermitian(typecode)((typecode)[3]=='H')
61
62 int mm_is_valid(MM_typecode matcode); /* too complex for a macro */
63
64
65 /********************* MM_typecode modify fucntions ***************************/
66
67 #define mm_set_matrix(typecode) ((*typecode)[0]='M')
68 #define mm_set_coordinate(typecode) ((*typecode)[1]='C')
69 #define mm_set_array(typecode) ((*typecode)[1]='A')
70 #define mm_set_dense(typecode) mm_set_array(typecode)
71 #define mm_set_sparse(typecode) mm_set_coordinate(typecode)
72
73 #define mm_set_complex(typecode)((*typecode)[2]='C')
74 #define mm_set_real(typecode) ((*typecode)[2]='R')
75 #define mm_set_pattern(typecode)((*typecode)[2]='P')
76 #define mm_set_integer(typecode)((*typecode)[2]='I')
77
78
79 #define mm_set_symmetric(typecode)((*typecode)[3]='S')
80 #define mm_set_general(typecode)((*typecode)[3]='G')
81 #define mm_set_skew(typecode) ((*typecode)[3]='K')
82 #define mm_set_hermitian(typecode)((*typecode)[3]='H')
83
84 #define mm_clear_typecode(typecode) ((*typecode)[0]=(*typecode)[1]= \
85 (*typecode)[2]=' ',(*typecode)[3]='G')
86
87 #define mm_initialize_typecode(typecode) mm_clear_typecode(typecode)
88
89
90 /********************* Matrix Market error codes ***************************/
91
92
93 #define MM_COULD_NOT_READ_FILE 11
94 #define MM_PREMATURE_EOF 12
95 #define MM_NOT_MTX 13
96 #define MM_NO_HEADER 14
97 #define MM_UNSUPPORTED_TYPE 15
98 #define MM_LINE_TOO_LONG 16
99 #define MM_COULD_NOT_WRITE_FILE 17
100
101
102 /******************** Matrix Market internal definitions ********************
103
104 MM_matrix_typecode: 4-character sequence
105
106 ojbect sparse/ data storage
107 dense type scheme
108
109 string position: [0] [1] [2] [3]
110
111 Matrix typecode: M(atrix) C(oord) R(eal) G(eneral)
112 A(array) C(omplex) H(ermitian)
113 P(attern) S(ymmetric)
114 I(nteger) K(kew)
115
116 ***********************************************************************/
117
118 #define MM_MTX_STR "matrix"
119 #define MM_ARRAY_STR "array"
120 #define MM_DENSE_STR "array"
121 #define MM_COORDINATE_STR "coordinate"
122 #define MM_SPARSE_STR "coordinate"
123 #define MM_COMPLEX_STR "complex"
124 #define MM_REAL_STR "real"
125 #define MM_INT_STR "integer"
126 #define MM_GENERAL_STR "general"
127 #define MM_SYMM_STR "symmetric"
128 #define MM_HERM_STR "hermitian"
129 #define MM_SKEW_STR "skew-symmetric"
130 #define MM_PATTERN_STR "pattern"
131
132
133 /* high level routines */
134
135 int mm_write_mtx_crd(char fname[], int M, int N, int nz, int i[], int j[],
136 double val[], MM_typecode matcode);
137 int mm_read_mtx_crd_data(FILE *f, int M, int N, int nz, int i[], int j[],
138 double val[], MM_typecode matcode);
139 int mm_read_mtx_crd_entry(FILE *f, int *i, int *j, double *real, double *img,
140 MM_typecode matcode);
141
142 int mm_read_unsymmetric_sparse(const char *fname, int *M_, int *N_, int *nz_,
143 double **val_, int **I_, int **J_);
144
145 #endif
146
147 /*
148 * $Log$
149 * Revision 1.1 2004/10/26 06:53:59 jgs
150 * Initial revision
151 *
152 * Revision 1.1 2004/07/02 00:48:35 gross
153 * matrix market io function added
154 *
155 *
156 */

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