Annotation of OpenXM_contrib2/asir2000/parse/load.c, Revision 1.6
1.3 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
1.4 noro 26: * e-mail at risa-admin@sec.flab.fujitsu.co.jp of the detailed specification
1.3 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/parse/load.c,v 1.5 2000/11/10 08:28:53 noro Exp $
1.3 noro 49: */
1.1 noro 50: #include "ca.h"
51: #include "parse.h"
1.5 noro 52:
1.1 noro 53: #if defined(VISUAL)
54: #include <string.h>
55: #include <fcntl.h>
56: #include <sys/stat.h>
1.5 noro 57: #else /* VISUAL */
1.1 noro 58: #if defined(_PA_RISC1_1) || defined(SYSV) || defined(__SVR4)
59: #include <unistd.h>
60: #include <string.h>
61: #else
62: #include <strings.h>
63: #endif
64: #include <sys/types.h>
65: #include <sys/file.h>
66: #include <sys/stat.h>
67: #endif
68:
69: #if defined(linux)
70: #include <unistd.h>
71: #endif
72:
73: #if defined(VISUAL)
74: #include <io.h>
75: #endif
76:
77: #undef MALLOC
78: #define MALLOC(x) GC_malloc((x)+4)
79:
80: char *ASIRLOADPATH[32];
81:
82: void encrypt_file(char *,char *);
83: void decrypt_file(char *,char *);
84:
85: #if defined(VISUAL)
86: #define ENVDELIM ';'
87: #define MORE "more < "
88: #else
89: #define ENVDELIM ':'
90: #define MORE "more"
91: #endif
92:
93: #ifndef ASIR_LIBDIR
94: #define ASIR_LIBDIR "."
95: #endif
96:
97: char *getenv();
98: extern char *asir_libdir;
99: extern char *asir_pager;
100: extern int read_exec_file;
101: extern int main_parser;
1.6 ! noro 102: extern jmp_buf exec_env;
1.1 noro 103:
104: void env_init() {
105: char *e,*p,*q;
106: int i,l;
107: char *getenv();
108: char *oxhome;
109: char rootname[BUFSIZ];
110:
111: if ( !(asir_libdir = getenv("ASIR_LIBDIR")) ) {
112: if ( oxhome = getenv("OpenXM_HOME") ) {
113: asir_libdir = (char *)malloc(strlen(oxhome)+strlen("/lib/asir")+1);
114: sprintf(asir_libdir,"%s/lib/asir",oxhome);
115: } else {
116: #if defined(VISUAL)
117: get_rootdir(rootname,sizeof(rootname));
118: asir_libdir = (char *)malloc(strlen(rootname)+strlen("/lib")+1);
119: sprintf(asir_libdir,"%s/lib",rootname);
120: #else
121: asir_libdir = (char *)malloc(strlen(ASIR_LIBDIR)+1);
122: strcpy(asir_libdir,ASIR_LIBDIR);
123: #endif
124: }
125: }
126: if ( !(asir_pager = getenv("PAGER")) ) {
127: asir_pager = (char *)malloc(strlen(MORE)+1);
128: strcpy(asir_pager,MORE);
129: }
130: if ( e = getenv("ASIRLOADPATH" ) )
131: for ( i = 0; ; i++, e = p+1 ) {
132: p = (char *)index(e,ENVDELIM);
133: l = p ? p-e : strlen(e); q = (char *)MALLOC(l+1);
134: if ( l ) {
135: strncpy(q,e,l); q[l] = 0; ASIRLOADPATH[i] = q;
136: }
137: if ( !p )
138: break;
139: }
140: for ( i = 0; ASIRLOADPATH[i]; i++ );
141: ASIRLOADPATH[i] = asir_libdir;
142: }
143:
144: void searchasirpath(name,pathp)
145: char *name;
146: char **pathp;
147: {
148: char **p;
149: char *q;
150: int l;
1.5 noro 151: #if !defined(VISUAL)
1.1 noro 152: struct stat sbuf;
153:
154: if ( (name[0] == '/') || ( name[0] == '.') || strchr(name,':')
155: || !ASIRLOADPATH[0] ) {
156: if ( access(name,R_OK) >= 0 ) {
157: stat(name,&sbuf);
158: if ( (sbuf.st_mode & S_IFMT) != S_IFDIR )
159: *pathp = name;
160: else
161: *pathp = 0;
162: } else
163: *pathp = 0;
164: } else {
165: for ( p = ASIRLOADPATH; *p; p++ ) {
166: l = strlen(*p)+strlen(name)+2;
167: q = (char *)ALLOCA(l); sprintf(q,"%s/%s",*p,name);
168: if ( access(q,R_OK) >= 0 ) {
169: stat(q,&sbuf);
170: if ( (sbuf.st_mode & S_IFMT) != S_IFDIR ) {
171: *pathp = (char *)MALLOC(l); strcpy(*pathp,q);
172: return;
173: }
174: }
175: }
176: *pathp = 0;
177: }
1.5 noro 178: #else
1.1 noro 179: if ( (name[0] == '/') || ( name[0] == '.') || strchr(name,':')
180: || !ASIRLOADPATH[0] )
181: *pathp = name;
182: else {
183: for ( p = ASIRLOADPATH; *p; p++ ) {
184: l = strlen(*p)+strlen(name)+2;
185: q = (char *)ALLOCA(l); sprintf(q,"%s/%s",*p,name);
186: if ( access(q,04) >= 0 ) {
187: *pathp = (char *)MALLOC(l); strcpy(*pathp,q);
188: return;
189: }
190: }
191: *pathp = 0;
192: }
193: #endif
194: }
195:
196: #define DELIM '/'
197:
198: void Eungetc(int,FILE *);
199:
200: void loadasirfile(name0)
201: char *name0;
202: {
203: FILE *in;
204: IN t;
205: extern char cppname[];
1.5 noro 206: #if defined(VISUAL)
207: char ibuf1[BUFSIZ],ibuf2[BUFSIZ];
1.1 noro 208: int ac;
209: char *av[BUFSIZ];
210: char *p,*c;
211: FILE *fp;
1.5 noro 212: char dname[BUFSIZ],tname0[BUFSIZ];
213: char *name,*tname;
1.1 noro 214: int encoded;
1.5 noro 215: static char prefix[BUFSIZ];
216: int process_id();
217: char CppExe[BUFSIZ];
218: char nbuf[BUFSIZ],tnbuf[BUFSIZ];
219: STRING rootdir;
220:
221: /* create the unique prefix */
222: if ( !prefix[0] )
223: sprintf(prefix,"asir%d",process_id());
1.1 noro 224:
225: fp = fopen(name0,"rb");
226: if ( getc(fp) == 0xff ) {
227: /* encoded file */
228: fclose(fp);
1.5 noro 229: name = tempnam(NULL,prefix);
1.1 noro 230: decrypt_file(name0,name);
1.5 noro 231: /* the file 'name' created */
1.1 noro 232: encoded = 1;
233: } else {
234: fclose(fp);
1.5 noro 235: name = name0;
1.1 noro 236: encoded = 0;
237: }
238:
239: strcpy(dname,name);
1.5 noro 240: av[0] = "cpp";
241: sprintf(nbuf,"\"%s\"",name);
242: av[1] = nbuf;
243: tname = tempnam(NULL,prefix);
244: sprintf(tnbuf,"\"%s\"",tname);
245: av[2] = tnbuf;
246: sprintf(ibuf1,"-I\"%s\"",asir_libdir);
247: av[3] = ibuf1;
248: av[4] = "-DWINDOWS";
249:
250: /* set the include directory */
1.1 noro 251: p = strrchr(dname,DELIM);
252: if ( !p ) {
1.5 noro 253: av[5] = 0; ac = 5;
1.1 noro 254: } else {
1.5 noro 255: *p = 0;
256: sprintf(ibuf2,"-I\"%s\"",dname);
257: av[5] = ibuf2;
258: av[6] = 0; ac = 6;
259: }
260: // cpp_main(ac,av);
261: Pget_rootdir(&rootdir);
262: sprintf(CppExe,"%s\\bin\\cpp.exe",BDY(rootdir));
263: call_exe(CppExe,av);
1.1 noro 264:
1.5 noro 265: /* the file tname created */
1.1 noro 266: if ( encoded ) {
1.5 noro 267: unlink(name); free(name);
268:
269: strcpy(tname0,tname); free(tname);
270: tname = tempnam(NULL,prefix);
271:
1.1 noro 272: encrypt_file(tname0,tname);
1.5 noro 273: /* the file tname created */
1.1 noro 274: unlink(tname0);
1.5 noro 275:
1.1 noro 276: in = fopen(tname,"rb");
277: } else
278: in = fopen(tname,"r");
279: if ( !in ) {
280: perror("fopen");
281: error("load : failed");
282: }
283: t = (IN)MALLOC(sizeof(struct oIN));
1.5 noro 284: t->name = (char *)MALLOC(strlen(name0)+1); strcpy(t->name,name0);
285: t->tname = (char *)MALLOC(strlen(tname)+1); strcpy(t->tname,tname); free(tname);
1.1 noro 286: t->encoded = encoded;
287: #else
288: char com[BUFSIZ];
289:
290: sprintf(com,"%s -I%s %s",cppname,asir_libdir,name0); in = popen(com,"r");
291: if ( !in ) {
292: perror("popen");
293: error("load : failed");
294: }
295: t = (IN)MALLOC(sizeof(struct oIN));
296: t->name = (char *)MALLOC(strlen(name0)+1); strcpy(t->name,name0);
297: #endif
298: t->fp = in; t->ln = 1; t->next = asir_infile; asir_infile = t;
299: main_parser = 1; /* XXX */
300: Eungetc(afternl(),asir_infile->fp);
301: if ( !EPVS->va )
302: reallocarray((char **)&EPVS->va,(int *)&EPVS->asize,(int *)&EPVS->n,(int)sizeof(struct oPV));
303: }
304:
305: void execasirfile(name)
306: char *name;
307: {
308: loadasirfile(name);
309: read_exec_file = 1;
310: read_eval_loop();
311: read_exec_file = 0;
1.6 ! noro 312: }
! 313:
! 314: void load_and_execfile(name)
! 315: char *name;
! 316: {
! 317: FILE *fp;
! 318: IN save_asir_infile;
! 319:
! 320: savepvs();
! 321: save_asir_infile = asir_infile;
! 322: fp = fopen(name,"rb");
! 323: input_init(fp,name);
! 324: if ( !setjmp(exec_env) ) {
! 325: /* XXX : information for asir_teriminate() */
! 326: read_exec_file = 2;
! 327: read_eval_loop();
! 328: read_exec_file = 0;
! 329: }
! 330: fclose(fp);
! 331: restorepvs();
! 332: asir_infile = save_asir_infile;
1.1 noro 333: }
334:
335: static NODE objfile = 0;
336:
337: int loadfile(s)
338: char *s;
339: {
340: FILE *in;
341:
342: if ( in = fopen(s,"r") ) {
343: fclose(in);
344: loadasirfile(s);
345: return 1;
346: } else
347: return 0;
348: }
349:
350: int loadfiles(node) NODE node; { return 0; }
351:
352: static unsigned char encrypt_tab[128][2] = {
353: {137,40},{1,194},{133,79},{48,20},{254,76},{98,17},{110,233},{19,231},
354: {55,223},{75,65},{178,151},{85,222},{201,46},{51,243},{235,61},{106,113},
355: {116,121},{24,205},{146,244},{89,234},{163,173},{140,162},{188,45},{195,132},
356: {202,94},{236,87},{2,127},{253,47},{211,138},{58,252},{142,190},{77,209},
357: {16,53},{200,220},{99,165},{28,59},{78,0},{208,248},{50,229},{217,39},
358: {112,15},{18,60},{108,175},{10,67},{23,176},{49,245},{160,27},{171,219},
359: {105,144},{122,172},{255,114},{226,100},{70,117},{197,11},{180,36},{136,101},
360: {238,212},{125,120},{103,199},{38,119},{7,206},{181,228},{62,3},{30,185},
361: {154,63},{247,81},{187,80},{225,56},{210,221},{37,135},{155,52},{54,153},
362: {84,246},{166,90},{124,167},{41,184},{145,204},{147,198},{25,21},{72,97},
363: {66,128},{95,139},{93,42},{224,43},{35,143},{111,13},{82,249},{12,148},
364: {32,152},{186,168},{177,115},{216,251},{5,131},{123,170},{149,161},{213,203},
365: {126,150},{88,158},{74,169},{159,182},{156,26},{34,104},{8,91},{207,183},
366: {9,64},{83,241},{134,102},{69,33},{179,237},{129,250},{14,71},{230,4},
367: {218,6},{189,68},{193,22},{57,174},{215,214},{130,92},{240,31},{118,239},
368: {109,192},{232,196},{86,107},{96,141},{157,227},{164,242},{44,191},{29,73}
369: };
370:
371: static unsigned char decrypt_tab[] = {
372: 36,1,26,62,111,92,112,60,102,104,43,53,87,85,110,40,
373: 32,5,41,7,3,78,114,44,17,78,100,46,35,127,63,118,
374: 88,107,101,84,54,69,59,39,0,75,82,83,126,22,12,27,
375: 3,45,38,13,70,32,71,8,67,115,29,35,41,14,62,64,
376: 104,9,80,43,113,107,52,110,79,127,98,9,4,31,36,2,
377: 66,65,86,105,72,11,122,25,97,19,73,102,117,82,24,81,
378: 123,79,5,34,51,55,106,58,101,48,15,122,42,120,6,85,
379: 40,15,50,90,16,52,119,59,57,16,49,93,74,57,96,26,
380: 80,109,117,92,23,2,106,69,55,0,28,81,21,123,30,84,
381: 48,76,18,77,87,94,96,10,88,71,64,70,100,124,97,99,
382: 46,94,21,20,125,34,73,74,89,98,93,47,49,20,115,42,
383: 44,90,10,108,54,61,99,103,75,63,89,66,22,113,30,126,
384: 120,114,1,23,121,53,77,58,33,12,24,95,76,17,60,103,
385: 37,31,68,28,56,95,116,116,91,39,112,47,33,68,11,8,
386: 83,67,51,124,61,38,111,7,121,6,19,14,25,108,56,119,
387: 118,105,125,13,18,45,72,65,37,86,109,91,29,27,4,50
388: };
389:
390: unsigned char encrypt_char(unsigned char c)
391: {
392: return encrypt_tab[c][mt_genrand()&1];
393: }
394:
395: unsigned char decrypt_char(unsigned char c)
396: {
397: return decrypt_tab[c];
398: }
399:
400: void encrypt_file(in,out)
401: char *in,*out;
402: {
403: FILE *infp,*outfp;
404: int c;
405:
406: infp = fopen(in,"r");
407: outfp = fopen(out,"wb");
408: while ( 1 ) {
409: c = getc(infp);
410: if ( c == EOF )
411: break;
412: putc(encrypt_char(c),outfp);
413: }
414: fclose(infp); fclose(outfp);
415: }
416:
417: void decrypt_file(in,out)
418: char *in,*out;
419: {
420: FILE *infp,*outfp;
421: int c;
422:
423: infp = fopen(in,"rb");
424: outfp = fopen(out,"w");
425: /* skip the magic number (=0xff) */
426: getc(infp);
427: while ( 1 ) {
428: c = getc(infp);
429: if ( c == EOF )
430: break;
431: putc(decrypt_char(c),outfp);
432: }
433: fclose(infp); fclose(outfp);
434: }
FreeBSD-CVSweb <freebsd-cvsweb@FreeBSD.org>