deimos.gmp.gmp source code

1 module deimos.gmp.gmp;
2 
3 enum GMP_LIMB_BITS = 64;
4 enum GMP_NAIL_BITS = 0;
5 
6 enum GMP_NUMB_BITS = GMP_LIMB_BITS - GMP_NAIL_BITS;
7 enum GMP_NUMB_MASK = ((~ cast(mp_limb_t)(0)) >> GMP_NAIL_BITS);
8 enum GMP_NUMB_MAX = GMP_NUMB_MASK;
9 enum GMP_NAIL_MASK = ~ GMP_NUMB_MASK;
10 
11 import core.stdc.stddef;
12 import core.stdc.limits;
13 import core.stdc.config : c_long, c_ulong;
14 
15 extern (C) nothrow @nogc:
16 
17 version (__GMP_SHORT_LIMB){
18     alias mp_limb_t = uint;
19     alias mp_limb_signed_t = int;
20 } else {
21     alias mp_limb_t = c_ulong;
22     alias mp_limb_signed_t = c_long;
23 }
24 alias mp_bitcnt_t = c_ulong;
25 
26 struct __mpz_struct {
27     int _mp_alloc;
28     int _mp_size;
29     mp_limb_t * _mp_d;
30 }
31 
32 alias MP_INT = __mpz_struct;
33 alias mpz_t = __mpz_struct;
34 
35 alias mp_ptr = mp_limb_t*;
36 alias mp_srcptr = const mp_limb_t*;
37 
38 alias mp_size_t = c_long;
39 alias mp_exp_t = c_long;
40 
41 struct __mpq_struct {
42     __mpz_struct _mp_num;
43     __mpz_struct _mp_den;
44 }
45 
46 alias MP_RAT = __mpq_struct;
47 alias mpq_t = __mpq_struct;
48 
49 struct __mpf_struct {
50     int _mp_prec;
51     int _mp_size;
52     mp_exp_t _mp_exp;
53     mp_limb_t *_mp_d;
54 }
55 
56 alias mpf_t = __mpf_struct[1];
57 
58 enum gmp_randalg_t {
59     GMP_RAND_ALG_DEFAULT = 0,
60     GMP_RAND_ALG_LC = GMP_RAND_ALG_DEFAULT
61 }
62 
63 struct __gmp_randstate_struct {
64     mpz_t _mp_seed;
65     gmp_randalg_t _mp_alg;
66     union _mp_algdata {
67         void * _mp_lc;
68     };
69 }
70 
71 alias gmp_randstate_t = __gmp_randstate_struct;
72 
73 alias mpz_srcptr = const __mpz_struct*;
74 alias mpz_ptr = __mpz_struct*;
75 alias mpf_srcptr = const __mpf_struct*;
76 alias mpf_ptr = __mpf_struct*;
77 alias mpq_srcptr = const __mpq_struct*;
78 alias mpq_ptr = __mpq_struct*;
79 
80 T __GMP_ABS(T)(T x){return x >= 0 ? x : -x;}
81 T __GMP_MAX(T)(T x, T y){return x > y ? x : y;}
82 
83 mpz_t mpq_numref(mpq_t Q){return Q._mp_num;}
84 mpz_t mpq_denref(mpq_t Q){return Q._mp_den;}
85 
86 alias mp_set_memory_functions = __gmp_set_memory_functions;
87 extern (C) void __gmp_set_memory_functions (void *function(size_t),
88                               void *function(void *, size_t, size_t),
89                               void function(void *, size_t));
90 
91 alias  mp_get_memory_functions = __gmp_get_memory_functions;
92 extern (C) void __gmp_get_memory_functions (void*function(size_t)*,
93                               void * function(void*, size_t, size_t)*,
94                               void function(void *, size_t)*);
95 
96 alias mp_bits_per_limb = __gmp_bits_per_limb;
97 extern (C) extern __gshared const int __gmp_bits_per_limb;
98 
99 alias gmp_errno = __gmp_errno;
100 extern (C) extern __gshared int __gmp_errno;
101 
102 alias gmp_version = __gmp_version;
103 extern (C) extern __gshared const char * __gmp_version;
104 
105 
106 /**************** Random number routines.  ****************/
107 
108 alias gmp_randinit = __gmp_randinit;
109 extern (C) void __gmp_randinit(gmp_randstate_t, gmp_randalg_t, ...);
110 
111 alias gmp_randinit_default = __gmp_randinit_default;
112 extern (C) void __gmp_randinit_default(gmp_randstate_t);
113 
114 alias gmp_randinit_lc_2exp = __gmp_randinit_lc_2exp;
115 extern (C) void __gmp_randinit_lc_2exp(gmp_randstate_t, mpz_srcptr, c_ulong, mp_bitcnt_t);
116 
117 alias gmp_randinit_lc_2exp_size = __gmp_randinit_lc_2exp_size;
118 extern (C) void __gmp_randinit_lc_2exp_size(gmp_randstate_t, mp_bitcnt_t);
119 
120 alias gmp_randinit_mt = __gmp_randinit_mt;
121 extern (C) void __gmp_randinit_mt (gmp_randstate_t);
122 
123 alias gmp_randinit_set = __gmp_randinit_set;
124 extern (C) void __gmp_randinit_set (gmp_randstate_t, const __gmp_randstate_struct *);
125 
126 alias gmp_randseed = __gmp_randseed;
127 extern (C) void __gmp_randseed (gmp_randstate_t, mpz_srcptr);
128 
129 alias gmp_randseed_ui = __gmp_randseed_ui;
130 extern (C) void __gmp_randseed_ui (gmp_randstate_t, c_ulong);
131 
132 alias gmp_randclear = __gmp_randclear;
133 extern (C) void __gmp_randclear (gmp_randstate_t);
134 
135 alias gmp_urandomb_ui = __gmp_urandomb_ui;
136 extern (C) c_ulong __gmp_urandomb_ui (gmp_randstate_t, c_ulong);
137 
138 alias gmp_urandomm_ui = __gmp_urandomm_ui;
139 extern (C) c_ulong __gmp_urandomm_ui (gmp_randstate_t, c_ulong);