Annotation of OpenXM_contrib2/asir2000/builtin/file.c, Revision 1.6
1.4 noro 1: /*
2: * Copyright (c) 1994-2000 FUJITSU LABORATORIES LIMITED
3: * All rights reserved.
4: *
5: * FUJITSU LABORATORIES LIMITED ("FLL") hereby grants you a limited,
6: * non-exclusive and royalty-free license to use, copy, modify and
7: * redistribute, solely for non-commercial and non-profit purposes, the
8: * computer program, "Risa/Asir" ("SOFTWARE"), subject to the terms and
9: * conditions of this Agreement. For the avoidance of doubt, you acquire
10: * only a limited right to use the SOFTWARE hereunder, and FLL or any
11: * third party developer retains all rights, including but not limited to
12: * copyrights, in and to the SOFTWARE.
13: *
14: * (1) FLL does not grant you a license in any way for commercial
15: * purposes. You may use the SOFTWARE only for non-commercial and
16: * non-profit purposes only, such as academic, research and internal
17: * business use.
18: * (2) The SOFTWARE is protected by the Copyright Law of Japan and
19: * international copyright treaties. If you make copies of the SOFTWARE,
20: * with or without modification, as permitted hereunder, you shall affix
21: * to all such copies of the SOFTWARE the above copyright notice.
22: * (3) An explicit reference to this SOFTWARE and its copyright owner
23: * shall be made on your publication or presentation in any form of the
24: * results obtained by use of the SOFTWARE.
25: * (4) In the event that you modify the SOFTWARE, you shall notify FLL by
1.5 noro 26: * e-mail at risa-admin@sec.flab.fujitsu.co.jp of the detailed specification
1.4 noro 27: * for such modification or the source code of the modified part of the
28: * SOFTWARE.
29: *
30: * THE SOFTWARE IS PROVIDED AS IS WITHOUT ANY WARRANTY OF ANY KIND. FLL
31: * MAKES ABSOLUTELY NO WARRANTIES, EXPRESSED, IMPLIED OR STATUTORY, AND
32: * EXPRESSLY DISCLAIMS ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS
33: * FOR A PARTICULAR PURPOSE OR NONINFRINGEMENT OF THIRD PARTIES'
34: * RIGHTS. NO FLL DEALER, AGENT, EMPLOYEES IS AUTHORIZED TO MAKE ANY
35: * MODIFICATIONS, EXTENSIONS, OR ADDITIONS TO THIS WARRANTY.
36: * UNDER NO CIRCUMSTANCES AND UNDER NO LEGAL THEORY, TORT, CONTRACT,
37: * OR OTHERWISE, SHALL FLL BE LIABLE TO YOU OR ANY OTHER PERSON FOR ANY
38: * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, PUNITIVE OR CONSEQUENTIAL
39: * DAMAGES OF ANY CHARACTER, INCLUDING, WITHOUT LIMITATION, DAMAGES
40: * ARISING OUT OF OR RELATING TO THE SOFTWARE OR THIS AGREEMENT, DAMAGES
41: * FOR LOSS OF GOODWILL, WORK STOPPAGE, OR LOSS OF DATA, OR FOR ANY
42: * DAMAGES, EVEN IF FLL SHALL HAVE BEEN INFORMED OF THE POSSIBILITY OF
43: * SUCH DAMAGES, OR FOR ANY CLAIM BY ANY OTHER PARTY. EVEN IF A PART
44: * OF THE SOFTWARE HAS BEEN DEVELOPED BY A THIRD PARTY, THE THIRD PARTY
45: * DEVELOPER SHALL HAVE NO LIABILITY IN CONNECTION WITH THE USE,
46: * PERFORMANCE OR NON-PERFORMANCE OF THE SOFTWARE.
47: *
1.6 ! noro 48: * $OpenXM: OpenXM_contrib2/asir2000/builtin/file.c,v 1.5 2000/08/22 05:03:57 noro Exp $
1.4 noro 49: */
1.1 noro 50: #include "ca.h"
51: #include "parse.h"
52: #include "base.h"
1.2 noro 53: #include "unistd.h"
54: #if PARI
1.1 noro 55: #include "genpari.h"
1.2 noro 56: #endif
1.1 noro 57:
58: #if defined(VISUAL)
59: #include <windows.h>
60: /* #define ECGEN_KEYNAME "SoftWare\\Fujitsu\\WinECgen\\1.00.000" */
61: #define ECGEN_KEYNAME "SoftWare\\Fujitsu\\FSEcParamGen\\V1.0L10"
62: #define ASIR_KEYNAME "SoftWare\\Fujitsu\\Asir\\1999.03.31"
63: #endif
64:
65: void Pget_rootdir();
66: void Paccess(),Premove_file();
67: void Pbsave_enc(), Pbload_enc();
68:
69: void Pload(), Pwhich(), Ploadfiles(), Poutput();
70: void Pbsave(), Pbload(), Pbload27();
71: void Pbsave_compat(), Pbload_compat();
72: void Pbsave_cmo(), Pbload_cmo();
1.3 noro 73: void Popen_file(), Pclose_file(), Pget_line();
1.1 noro 74:
75: extern int des_encryption;
76: extern char *asir_libdir;
77:
78: struct ftab file_tab[] = {
1.3 noro 79: {"open_file",Popen_file,1},
80: {"close_file",Pclose_file,1},
81: {"get_line",Pget_line,1},
1.1 noro 82: {"remove_file",Premove_file,1},
83: {"access",Paccess,1},
84: {"load",Pload,-1},
85: {"which",Pwhich,1},
86: {"loadfiles",Ploadfiles,1},
87: {"output",Poutput,-1},
88: {"bsave",Pbsave,2},
89: {"bload",Pbload,1},
90: {"get_rootdir",Pget_rootdir,0},
1.6 ! noro 91: #if defined(VISUAL) && defined(DES_ENC)
1.1 noro 92: {"bsave_enc",Pbsave_enc,2},
93: {"bload_enc",Pbload_enc,1},
1.6 ! noro 94: #endif
1.1 noro 95: {"bload27",Pbload27,1},
96: {"bsave_compat",Pbsave_compat,2},
97: {"bload_compat",Pbload_compat,1},
98: {"bsave_cmo",Pbsave_cmo,2},
99: {"bload_cmo",Pbload_cmo,1},
100: {0,0,0},
101: };
1.3 noro 102:
103: static FILE *file_ptrs[BUFSIZ];
104:
105: void Popen_file(arg,rp)
106: NODE arg;
107: Q *rp;
108: {
109: char *name;
110: FILE *fp;
111: char errbuf[BUFSIZ];
112: int i;
113:
114: asir_assert(ARG0(arg),O_STR,"open_file");
115: for ( i = 0; i < BUFSIZ && file_ptrs[i]; i++ );
116: if ( i == BUFSIZ )
117: error("open_file : too many open files");
118: name = BDY((STRING)ARG0(arg));
119: fp = fopen(name,"r");
120: if ( !fp ) {
121: sprintf(errbuf,"open_file : \"%s\" not found",name);
122: error(errbuf);
123: }
124: file_ptrs[i] = fp;
125: STOQ(i,*rp);
126: }
127:
128: void Pclose_file(arg,rp)
129: NODE arg;
130: Q *rp;
131: {
132: int i;
133:
134: asir_assert(ARG0(arg),O_N,"open_file");
135: i = QTOS((Q)ARG0(arg));
136: if ( file_ptrs[i] ) {
137: fclose(file_ptrs[i]);
138: file_ptrs[i] = 0;
139: } else
140: error("close_file : invalid argument");
141: *rp = ONE;
142: }
143:
144: void Pget_line(arg,rp)
145: NODE arg;
146: STRING *rp;
147: {
148: int i,j,c;
149: FILE *fp;
150: fpos_t head;
151: char *str;
152:
153: asir_assert(ARG0(arg),O_N,"open_file");
154: i = QTOS((Q)ARG0(arg));
155: if ( fp = file_ptrs[i] ) {
156: if ( feof(fp) ) {
157: *rp = 0;
158: return;
159: }
160: fgetpos(fp,&head);
161: j = 0;
162: while ( 1 ) {
163: c = getc(fp);
164: if ( c == EOF ) {
165: if ( !j ) {
166: *rp = 0;
167: return;
168: } else
169: break;
170: }
171: j++;
172: if ( c == '\n' )
173: break;
174: }
175: fsetpos(fp,&head);
176: str = (char *)MALLOC_ATOMIC(j+1);
177: fgets(str,j+1,fp);
178: MKSTR(*rp,str);
179: } else
180: error("get_line : invalid argument");
181: }
1.1 noro 182:
183: void Pload(arg,rp)
184: NODE arg;
185: Q *rp;
186: {
187: int ret = 0;
188: char *name,*name0;
189: char errbuf[BUFSIZ];
190:
191: #if defined THINK_C
192: if ( !arg ) {
193: ret = finder_loadfile();
194: } else
195: #endif
196: if ( ARG0(arg) ) {
197: switch (OID(ARG0(arg))) {
198: case O_STR:
199: name0 = BDY((STRING)ARG0(arg));
200: searchasirpath(name0,&name);
201: if ( !name ) {
202: sprintf(errbuf,"load : \"%s\" not found in the search path",name0);
203: error(errbuf);
204: }
205: ret = loadfile(name);
206: if ( !ret ) {
207: sprintf(errbuf,"load : \"%s\" could not be loaded",name);
208: error(errbuf);
209: }
210: break;
211: default:
212: error("load : invalid argument");
213: break;
214: }
215: }
216: STOQ(ret,*rp);
217: }
218:
219: void Pwhich(arg,rp)
220: NODE arg;
221: STRING *rp;
222: {
223: char *name;
224: STRING str;
225:
226: switch (OID(ARG0(arg))) {
227: case O_STR:
228: searchasirpath(BDY((STRING)ARG0(arg)),&name);
229: break;
230: default:
231: name = 0;
232: break;
233: }
234: if ( name ) {
235: MKSTR(str,name); *rp = str;
236: } else
237: *rp = 0;
238: }
239:
240: void Ploadfiles(arg,rp)
241: NODE arg;
242: Q *rp;
243: {
244: int ret;
245:
246: if ( ARG0(arg) )
247: if ( OID(ARG0(arg)) != O_LIST )
248: ret = 0;
249: else
250: ret = loadfiles(BDY((LIST)ARG0(arg)));
251: else
252: ret = 0;
253: STOQ(ret,*rp);
254: }
255:
256: void Poutput(arg,rp)
257: NODE arg;
258: Q *rp;
259: {
260: #if PARI
261: extern FILE *outfile;
262: #endif
263: FILE *fp;
264:
265: fflush(asir_out);
266: if ( asir_out != stdout )
267: fclose(asir_out);
268: switch ( argc(arg) ) {
269: case 0:
270: fp = stdout; break;
271: case 1:
272: asir_assert(ARG0(arg),O_STR,"output");
273: fp = fopen(((STRING)ARG0(arg))->body,"a+");
274: if ( !fp )
275: error("output : invalid filename");
276: break;
277: }
278: #if PARI
279: pari_outfile =
280: #endif
281: asir_out = fp;
282: *rp = ONE;
283: }
284:
285: extern int ox_file_io;
286:
287: void Pbsave(arg,rp)
288: NODE arg;
289: Q *rp;
290: {
291: FILE *fp;
292: VL vl,t;
293:
294: asir_assert(ARG1(arg),O_STR,"bsave");
295: get_vars_recursive(ARG0(arg),&vl);
296: for ( t = vl; t; t = NEXT(t) )
297: if ( t->v->attr == (pointer)V_UC )
298: error("bsave : not implemented");
299: #if defined(THINK_C) || defined(VISUAL)
300: fp = fopen(BDY((STRING)ARG1(arg)),"wb");
301: #else
302: fp = fopen(BDY((STRING)ARG1(arg)),"w");
303: #endif
304: if ( !fp )
305: error("bsave : invalid filename");
306: ox_file_io = 1; /* network byte order is used */
307: savevl(fp,vl);
308: saveobj(fp,ARG0(arg));
309: fclose(fp);
310: ox_file_io = 0;
311: *rp = ONE;
312: }
313:
314: void Pbload(arg,rp)
315: NODE arg;
316: Obj *rp;
317: {
318: FILE *fp;
319:
320: asir_assert(ARG0(arg),O_STR,"bload");
321: #if defined(THINK_C) || defined(VISUAL)
322: fp = fopen(BDY((STRING)ARG0(arg)),"rb");
323: #else
324: fp = fopen(BDY((STRING)ARG0(arg)),"r");
325: #endif
326: if ( !fp )
327: error("bload : invalid filename");
328: ox_file_io = 1; /* network byte order is used */
329: loadvl(fp);
330: loadobj(fp,rp);
331: fclose(fp);
332: ox_file_io = 0;
333: }
334:
335: void Pbsave_cmo(arg,rp)
336: NODE arg;
337: Q *rp;
338: {
339: FILE *fp;
340: VL vl,t;
341:
342: asir_assert(ARG1(arg),O_STR,"bsave_cmo");
343: #if defined(THINK_C) || defined(VISUAL)
344: fp = fopen(BDY((STRING)ARG1(arg)),"wb");
345: #else
346: fp = fopen(BDY((STRING)ARG1(arg)),"w");
347: #endif
348: if ( !fp )
349: error("bsave_cmo : invalid filename");
350: ox_file_io = 1; /* network byte order is used */
351: write_cmo(fp,ARG0(arg));
352: fclose(fp);
353: ox_file_io = 0;
354: *rp = ONE;
355: }
356:
357: void Pbload_cmo(arg,rp)
358: NODE arg;
359: Obj *rp;
360: {
361: FILE *fp;
362:
363: asir_assert(ARG0(arg),O_STR,"bload_cmo");
364: #if defined(THINK_C) || defined(VISUAL)
365: fp = fopen(BDY((STRING)ARG0(arg)),"rb");
366: #else
367: fp = fopen(BDY((STRING)ARG0(arg)),"r");
368: #endif
369: if ( !fp )
370: error("bload_cmo : invalid filename");
371: ox_file_io = 1; /* network byte order is used */
372: read_cmo(fp,rp);
373: fclose(fp);
374: ox_file_io = 0;
375: }
376:
377: #if defined(VISUAL)
378: void get_rootdir(name,len)
379: char *name;
380: int len;
381: {
382: LONG ret;
383: HKEY hOpenKey;
384: DWORD Type;
385:
386: name[0] = 0;
387: ret = RegOpenKeyEx(HKEY_LOCAL_MACHINE, ECGEN_KEYNAME, 0,
388: KEY_QUERY_VALUE, &hOpenKey);
389: if ( ret != ERROR_SUCCESS )
390: ret = RegOpenKeyEx(HKEY_LOCAL_MACHINE, ASIR_KEYNAME, 0,
391: KEY_QUERY_VALUE, &hOpenKey);
392: if( ret == ERROR_SUCCESS ) {
393: RegQueryValueEx(hOpenKey, "Directory", NULL, &Type, name, &len);
394: RegCloseKey(hOpenKey);
395: }
396: }
397: #else
398: void get_rootdir(name,len)
399: char *name;
400: int len;
401: {
402: strcpy(name,asir_libdir);
403: }
404: #endif
405:
406: void Pget_rootdir(rp)
407: STRING *rp;
408: {
409: static struct oSTRING rootdir;
410: static char DirName[BUFSIZ];
411: int DirNameLen;
412:
413: if ( !rootdir.body ) {
414: get_rootdir(DirName,sizeof(DirName));
415: rootdir.id = O_STR;
416: rootdir.body = DirName;
417: }
418: *rp = &rootdir;
419: }
420:
1.6 ! noro 421: #if defined(VISUAL) && defined(DES_ENC)
1.1 noro 422: void Pbsave_enc(arg,rp)
423: NODE arg;
424: Obj *rp;
425: {
426: init_deskey();
427: des_encryption = 1;
428: Pbsave(arg,rp);
429: des_encryption = 0;
430: }
431:
432: void Pbload_enc(arg,rp)
433: NODE arg;
434: Obj *rp;
435: {
436: init_deskey();
437: des_encryption = 1;
438: Pbload(arg,rp);
439: des_encryption = 0;
440: }
1.6 ! noro 441: #endif
1.1 noro 442:
443: void Pbload27(arg,rp)
444: NODE arg;
445: Obj *rp;
446: {
447: FILE *fp;
448: Obj r;
449:
450: asir_assert(ARG0(arg),O_STR,"bload27");
451: #if defined(THINK_C) || defined(VISUAL)
452: fp = fopen(BDY((STRING)ARG0(arg)),"rb");
453: #else
454: fp = fopen(BDY((STRING)ARG0(arg)),"r");
455: #endif
456: if ( !fp )
457: error("bload : invalid filename");
458: loadvl(fp);
459: loadobj(fp,&r);
460: fclose(fp);
461: bobjtoobj(BASE27,r,rp);
462: }
463:
464: void Pbsave_compat(arg,rp)
465: NODE arg;
466: Q *rp;
467: {
468: FILE *fp;
469: VL vl,t;
470:
471: asir_assert(ARG1(arg),O_STR,"bsave_compat");
472: get_vars_recursive(ARG0(arg),&vl);
473: for ( t = vl; t; t = NEXT(t) )
474: if ( t->v->attr == (pointer)V_UC )
475: error("bsave : not implemented");
476: #if defined(THINK_C) || defined(VISUAL)
477: fp = fopen(BDY((STRING)ARG1(arg)),"wb");
478: #else
479: fp = fopen(BDY((STRING)ARG1(arg)),"w");
480: #endif
481: if ( !fp )
482: error("bsave : invalid filename");
483: /* indicator of an asir32 file */
484: putw(0,fp); putw(0,fp);
485: savevl(fp,vl);
486: saveobj(fp,ARG0(arg));
487: fclose(fp);
488: *rp = ONE;
489: }
490:
491: void Pbload_compat(arg,rp)
492: NODE arg;
493: Obj *rp;
494: {
495: FILE *fp;
496: unsigned int hdr[2];
497: Obj r;
498: int c;
499:
500: asir_assert(ARG0(arg),O_STR,"bload_compat");
501: #if defined(THINK_C) || defined(VISUAL)
502: fp = fopen(BDY((STRING)ARG0(arg)),"rb");
503: #else
504: fp = fopen(BDY((STRING)ARG0(arg)),"r");
505: #endif
506: if ( !fp )
507: error("bload : invalid filename");
508: fread(hdr,sizeof(unsigned int),2,fp);
509: if ( !hdr[0] && !hdr[1] ) {
510: /* asir32 file or asir27 0 */
511: c = fgetc(fp);
512: if ( c == EOF ) {
513: /* asir27 0 */
514: *rp = 0;
515: } else {
516: /* asir32 file */
517: ungetc(c,fp);
518: loadvl(fp);
519: loadobj(fp,rp);
520: }
521: } else {
522: /* asir27 file */
523: rewind(fp);
524: loadvl(fp);
525: loadobj(fp,&r);
526: bobjtoobj(BASE27,r,rp);
527: }
528: fclose(fp);
529: }
530:
531: void Premove_file(arg,rp)
532: NODE arg;
533: Q *rp;
534: {
535: unlink((char *)BDY((STRING)ARG0(arg)));
536: *rp = ONE;
537: }
538:
539: void Paccess(arg,rp)
540: NODE arg;
541: Q *rp;
542: {
543: char *name;
544: STRING str;
545:
546: #if defined(VISUAL)
547: if ( access(BDY((STRING)ARG0(arg)),04) >= 0 )
548: #else
549: if ( access(BDY((STRING)ARG0(arg)),R_OK) >= 0 )
550: #endif
551: *rp = ONE;
552: else
553: *rp = 0;
554: }
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