Annotation of OpenXM/src/ox_toolkit/cmo.c, Revision 1.10
1.1 ohara 1: /* -*- mode: C; coding: euc-japan -*- */
1.10 ! ohara 2: /* $OpenXM: OpenXM/src/ox_toolkit/cmo.c,v 1.9 2003/03/23 20:17:34 ohara Exp $ */
1.1 ohara 3:
4: /*
5: This module includes functions for sending/receiveng CMO's.
6: Some commnets is written in Japanese by the EUC-JP coded
7: character set.
8: */
9:
10: #include <stdio.h>
11: #include <stdlib.h>
12: #include <stdarg.h>
13: #include <string.h>
14: #include "ox_toolkit.h"
15: #include "parse.h"
16:
17: static cell* new_cell();
18: static char* new_string_set_cmo_null();
19: static char* new_string_set_cmo_int32(int integer);
20: static char* new_string_set_cmo_list(cmo_list *c);
21: static char* new_string_set_cmo_zz(cmo_zz *c);
1.7 ohara 22: static char* new_string_set_cmo_double(cmo_double *m);
1.1 ohara 23:
24: /* functions for a cmo_list */
25: static cell* new_cell(cmo *ob)
26: {
27: cell* h = malloc(sizeof(cell));
28: h->next = NULL;
29: h->prev = NULL;
30: h->cmo = ob;
31: return h;
32: }
33:
34: cell* list_next(cell *el)
35: {
36: return el->next;
37: }
38:
39: cell* list_first(cmo_list *this)
40: {
41: return this->head->next;
42: }
43:
44: cmo* list_first_cmo(cmo_list *this)
45: {
46: return list_first(this)->cmo;
47: }
48:
49: int list_endof(cmo_list *this, cell *el)
50: {
51: return (this->head == el);
52: }
53:
54: /* (prev, head) => (prev, new, head) */
55: static void list_cons(cell *head, cell *new)
56: {
57: cell* prev = head->prev;
58: new->prev = prev;
59: head->prev = new;
60: prev->next = new;
61: new->next = head;
62: }
63:
64: cmo_list *list_append(cmo_list* this, cmo* ob)
65: {
66: list_cons(this->head, new_cell(ob));
67: this->length++;
68: return this;
69: }
70:
71: /* call as list_appendl(List, ob1, ob2, ob3, NULL) */
72: cmo_list *list_appendl(cmo_list* this, ...)
73: {
74: cmo *ob;
75: va_list ap;
76: va_start(ap, this);
1.3 ohara 77: if (this == NULL) {
78: this = new_cmo_list();
79: }
1.1 ohara 80: while((ob = va_arg(ap, cmo *)) != NULL) {
81: list_append(this, ob);
82: }
83: va_end(ap);
84: return this;
85: }
86:
87: int list_length(cmo_list* this)
88: {
89: return this->length;
90: }
91:
92: cmo *list_nth(cmo_list* this, int n)
93: {
94: cell* el;
95: if(list_length(this) > n) {
96: el = list_first(this);
97: while(n-- > 0) {
98: el = list_next(el);
99: }
100: return el->cmo;
101: }
102: return NULL;
103: }
104:
105: /* for GNU mpz */
106: void resize_mpz(mpz_ptr mpz, int size)
107: {
108: _mpz_realloc(mpz, abs(size));
109: mpz->_mp_size = size;
110: }
111:
112: /* functions named new_cmo_*. */
113: cmo_null* new_cmo_null()
114: {
115: cmo_null* m = malloc(sizeof(cmo_null));
116: m->tag = CMO_NULL;
117: return m;
118: }
119:
120: cmo_int32* new_cmo_int32(int i)
121: {
122: cmo_int32* c;
123: c = malloc(sizeof(cmo_int32));
124: c->tag = CMO_INT32;
125: c->i = i;
126: return c;
127: }
128:
129: cmo_string* new_cmo_string(char* s)
130: {
131: cmo_string* c = malloc(sizeof(cmo_string));
132: c->tag = CMO_STRING;
133: if (s != NULL) {
134: c->s = malloc(strlen(s)+1);
135: strcpy(c->s, s);
136: }else {
137: c->s = NULL;
138: }
139: return c;
140: }
141:
142: cmo_mathcap* new_cmo_mathcap(cmo* ob)
143: {
144: cmo_mathcap* c = malloc(sizeof(cmo_mathcap));
145: c->tag = CMO_MATHCAP;
146: c->ob = ob;
147: return c;
148: }
149:
150: cmo_list* new_cmo_list()
151: {
152: cmo_list* c = malloc(sizeof(cmo_list));
153: c->tag = CMO_LIST;
154: c->length = 0;
155: c->head->next = c->head;
156: c->head->prev = c->head;
157: return c;
158: }
159:
160: cmo_monomial32* new_cmo_monomial32()
161: {
162: cmo_monomial32* c = malloc(sizeof(cmo_monomial32));
163: c->tag = CMO_MONOMIAL32;
164: return c;
165: }
166:
167: cmo_monomial32* new_cmo_monomial32_size(int size)
168: {
169: cmo_monomial32* c = new_cmo_monomial32();
170: if (size>0) {
171: c->length = size;
172: c->exps = malloc(sizeof(int)*size);
173: }
174: return c;
175: }
176:
177: cmo_zz* new_cmo_zz()
178: {
179: cmo_zz* c = malloc(sizeof(cmo_zz));
180: c->tag = CMO_ZZ;
181: mpz_init(c->mpz);
182: return c;
183: }
184:
185: cmo_zz* new_cmo_zz_noinit()
186: {
187: cmo_zz* c = malloc(sizeof(cmo_zz));
188: c->tag = CMO_ZZ;
189: return c;
190: }
191:
192: cmo_zz* new_cmo_zz_set_si(int i)
193: {
194: cmo_zz* c = new_cmo_zz();
195: mpz_set_si(c->mpz, i);
196: return c;
197: }
198:
199: cmo_zz* new_cmo_zz_set_mpz(mpz_ptr z)
200: {
201: cmo_zz* c = new_cmo_zz();
202: mpz_set(c->mpz, z);
203: return c;
204: }
205:
206: cmo_zz *new_cmo_zz_set_string(char *s)
207: {
208: cmo_zz* c = new_cmo_zz_noinit();
209: mpz_init_set_str(c->mpz, s, 10);
210: return c;
211: }
212:
213: cmo_zz* new_cmo_zz_size(int size)
214: {
215: cmo_zz* c = new_cmo_zz();
216: resize_mpz(c->mpz, size);
217: return c;
218: }
219:
220: cmo_zero* new_cmo_zero()
221: {
222: cmo_zero* m = malloc(sizeof(cmo_zero));
223: m->tag = CMO_ZERO;
1.6 ohara 224: return m;
225: }
226:
227: cmo_double *new_cmo_double(double d)
228: {
229: cmo_double* m = malloc(sizeof(cmo_double));
230: m->tag = CMO_64BIT_MACHINE_DOUBLE;
231: m->d = d;
1.1 ohara 232: return m;
233: }
234:
235: cmo_dms_generic* new_cmo_dms_generic()
236: {
237: cmo_dms_generic* m = malloc(sizeof(cmo_dms_generic));
238: m->tag = CMO_DMS_GENERIC;
239: return m;
240: }
241:
242: cmo_ring_by_name* new_cmo_ring_by_name(cmo* ob)
243: {
244: cmo_ring_by_name* c = malloc(sizeof(cmo_ring_by_name));
245: c->tag = CMO_RING_BY_NAME;
246: c->ob = ob;
247: return c;
248: }
249:
250: cmo_indeterminate* new_cmo_indeterminate(cmo* ob)
251: {
252: cmo_indeterminate* c = malloc(sizeof(cmo_indeterminate));
253: c->tag = CMO_INDETERMINATE;
254: c->ob = ob;
255: return c;
256: }
257:
258: cmo_distributed_polynomial* new_cmo_distributed_polynomial()
259: {
260: cmo_distributed_polynomial* c = malloc(sizeof(cmo_distributed_polynomial));
261: c->tag = CMO_DISTRIBUTED_POLYNOMIAL;
262: c->length = 0;
263: c->head->next = c->head;
264: c->head->prev = c->head;
265: c->ringdef = NULL;
266: return c;
267: }
268:
269: cmo_error2* new_cmo_error2(cmo* ob)
270: {
271: cmo_error2* c = malloc(sizeof(cmo_error2));
272: c->tag = CMO_ERROR2;
273: c->ob = ob;
274: return c;
275: }
276:
1.2 ohara 277:
278: /* Following functions translate cmo's to (asciiz) strings. */
1.1 ohara 279: static char *new_string_set_cmo_zz(cmo_zz *c)
280: {
281: return mpz_get_str(NULL, 10, c->mpz);
282: }
283:
284: static char *new_string_set_cmo_null()
285: {
286: static char* null_string = "";
287: return null_string;
288: }
289:
290: static char *new_string_set_cmo_int32(int integer)
291: {
292: char buff[1024];
293: char *s;
294:
295: sprintf(buff, "%d", integer);
296: s = malloc(strlen(buff)+1);
297: strcpy(s, buff);
298:
299: return s;
300: }
301:
302: static char *new_string_set_cmo_list(cmo_list *m)
303: {
304: char *s;
305: int i;
306: int size = 0;
307: int len = list_length(m);
308: char **sp = malloc(len*sizeof(cmo *));
309:
310: cell* cp = list_first(m);
311: for(i = 0; i < len; i++) {
312: sp[i] = new_string_set_cmo(cp->cmo);
313: size += strlen(sp[i]) + 3;
314: cp = list_next(cp);
315: }
316: s = malloc(size+2);
317: strcpy(s, "[ ");
318: for(i = 0; i < len - 1; i++) {
319: strcat(s, sp[i]);
320: strcat(s, " , ");
321: }
322: strcat(s, sp[len-1]);
323: strcat(s, " ]");
324: free(sp);
325: return s;
326: }
327:
1.7 ohara 328: static char *new_string_set_cmo_double(cmo_double *m)
329: {
330: char buff[1024];
331: char *s;
332:
333: sprintf(buff, "%lf", m->d);
334: s = malloc(strlen(buff)+1);
335: strcpy(s, buff);
336:
337: return s;
338: }
339:
1.1 ohara 340: char *new_string_set_cmo(cmo *m)
341: {
342: switch(m->tag) {
343: case CMO_ZZ:
344: return new_string_set_cmo_zz((cmo_zz *)m);
345: case CMO_INT32:
346: return new_string_set_cmo_int32(((cmo_int32 *)m)->i);
347: case CMO_STRING:
348: return ((cmo_string *)m)->s;
349: case CMO_NULL:
350: return new_string_set_cmo_null();
351: case CMO_LIST:
352: return new_string_set_cmo_list((cmo_list *)m);
1.7 ohara 353: case CMO_64BIT_MACHINE_DOUBLE:
354: return new_string_set_cmo_int32(m);
1.1 ohara 355: default:
1.8 ohara 356: ox_printf("unconvertible <%s>\n", get_symbol_by_tag(m->tag));
1.1 ohara 357: /* yet not implemented. */
358: return NULL;
359: }
360: }
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