Annotation of OpenXM_contrib2/asir2000/parse/load.c, Revision 1.5
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: *
1.5 ! noro 48: * $OpenXM: OpenXM_contrib2/asir2000/parse/load.c,v 1.4 2000/08/22 05:04:27 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;
102:
103: void env_init() {
104: char *e,*p,*q;
105: int i,l;
106: char *getenv();
107: char *oxhome;
108: char rootname[BUFSIZ];
109:
110: if ( !(asir_libdir = getenv("ASIR_LIBDIR")) ) {
111: if ( oxhome = getenv("OpenXM_HOME") ) {
112: asir_libdir = (char *)malloc(strlen(oxhome)+strlen("/lib/asir")+1);
113: sprintf(asir_libdir,"%s/lib/asir",oxhome);
114: } else {
115: #if defined(VISUAL)
116: get_rootdir(rootname,sizeof(rootname));
117: asir_libdir = (char *)malloc(strlen(rootname)+strlen("/lib")+1);
118: sprintf(asir_libdir,"%s/lib",rootname);
119: #else
120: asir_libdir = (char *)malloc(strlen(ASIR_LIBDIR)+1);
121: strcpy(asir_libdir,ASIR_LIBDIR);
122: #endif
123: }
124: }
125: if ( !(asir_pager = getenv("PAGER")) ) {
126: asir_pager = (char *)malloc(strlen(MORE)+1);
127: strcpy(asir_pager,MORE);
128: }
129: if ( e = getenv("ASIRLOADPATH" ) )
130: for ( i = 0; ; i++, e = p+1 ) {
131: p = (char *)index(e,ENVDELIM);
132: l = p ? p-e : strlen(e); q = (char *)MALLOC(l+1);
133: if ( l ) {
134: strncpy(q,e,l); q[l] = 0; ASIRLOADPATH[i] = q;
135: }
136: if ( !p )
137: break;
138: }
139: for ( i = 0; ASIRLOADPATH[i]; i++ );
140: ASIRLOADPATH[i] = asir_libdir;
141: }
142:
143: void searchasirpath(name,pathp)
144: char *name;
145: char **pathp;
146: {
147: char **p;
148: char *q;
149: int l;
1.5 ! noro 150: #if !defined(VISUAL)
1.1 noro 151: struct stat sbuf;
152:
153: if ( (name[0] == '/') || ( name[0] == '.') || strchr(name,':')
154: || !ASIRLOADPATH[0] ) {
155: if ( access(name,R_OK) >= 0 ) {
156: stat(name,&sbuf);
157: if ( (sbuf.st_mode & S_IFMT) != S_IFDIR )
158: *pathp = name;
159: else
160: *pathp = 0;
161: } else
162: *pathp = 0;
163: } else {
164: for ( p = ASIRLOADPATH; *p; p++ ) {
165: l = strlen(*p)+strlen(name)+2;
166: q = (char *)ALLOCA(l); sprintf(q,"%s/%s",*p,name);
167: if ( access(q,R_OK) >= 0 ) {
168: stat(q,&sbuf);
169: if ( (sbuf.st_mode & S_IFMT) != S_IFDIR ) {
170: *pathp = (char *)MALLOC(l); strcpy(*pathp,q);
171: return;
172: }
173: }
174: }
175: *pathp = 0;
176: }
1.5 ! noro 177: #else
1.1 noro 178: if ( (name[0] == '/') || ( name[0] == '.') || strchr(name,':')
179: || !ASIRLOADPATH[0] )
180: *pathp = name;
181: else {
182: for ( p = ASIRLOADPATH; *p; p++ ) {
183: l = strlen(*p)+strlen(name)+2;
184: q = (char *)ALLOCA(l); sprintf(q,"%s/%s",*p,name);
185: if ( access(q,04) >= 0 ) {
186: *pathp = (char *)MALLOC(l); strcpy(*pathp,q);
187: return;
188: }
189: }
190: *pathp = 0;
191: }
192: #endif
193: }
194:
195: #define DELIM '/'
196:
197: void Eungetc(int,FILE *);
198:
199: void loadasirfile(name0)
200: char *name0;
201: {
202: FILE *in;
203: IN t;
204: extern char cppname[];
1.5 ! noro 205: #if defined(VISUAL)
! 206: char ibuf1[BUFSIZ],ibuf2[BUFSIZ];
1.1 noro 207: int ac;
208: char *av[BUFSIZ];
209: char *p,*c;
210: FILE *fp;
1.5 ! noro 211: char dname[BUFSIZ],tname0[BUFSIZ];
! 212: char *name,*tname;
1.1 noro 213: int encoded;
1.5 ! noro 214: static char prefix[BUFSIZ];
! 215: int process_id();
! 216: char CppExe[BUFSIZ];
! 217: char nbuf[BUFSIZ],tnbuf[BUFSIZ];
! 218: STRING rootdir;
! 219:
! 220: /* create the unique prefix */
! 221: if ( !prefix[0] )
! 222: sprintf(prefix,"asir%d",process_id());
1.1 noro 223:
224: fp = fopen(name0,"rb");
225: if ( getc(fp) == 0xff ) {
226: /* encoded file */
227: fclose(fp);
1.5 ! noro 228: name = tempnam(NULL,prefix);
1.1 noro 229: decrypt_file(name0,name);
1.5 ! noro 230: /* the file 'name' created */
1.1 noro 231: encoded = 1;
232: } else {
233: fclose(fp);
1.5 ! noro 234: name = name0;
1.1 noro 235: encoded = 0;
236: }
237:
238: strcpy(dname,name);
1.5 ! noro 239: av[0] = "cpp";
! 240: sprintf(nbuf,"\"%s\"",name);
! 241: av[1] = nbuf;
! 242: tname = tempnam(NULL,prefix);
! 243: sprintf(tnbuf,"\"%s\"",tname);
! 244: av[2] = tnbuf;
! 245: sprintf(ibuf1,"-I\"%s\"",asir_libdir);
! 246: av[3] = ibuf1;
! 247: av[4] = "-DWINDOWS";
! 248:
! 249: /* set the include directory */
1.1 noro 250: p = strrchr(dname,DELIM);
251: if ( !p ) {
1.5 ! noro 252: av[5] = 0; ac = 5;
1.1 noro 253: } else {
1.5 ! noro 254: *p = 0;
! 255: sprintf(ibuf2,"-I\"%s\"",dname);
! 256: av[5] = ibuf2;
! 257: av[6] = 0; ac = 6;
! 258: }
! 259: // cpp_main(ac,av);
! 260: Pget_rootdir(&rootdir);
! 261: sprintf(CppExe,"%s\\bin\\cpp.exe",BDY(rootdir));
! 262: call_exe(CppExe,av);
1.1 noro 263:
1.5 ! noro 264: /* the file tname created */
1.1 noro 265: if ( encoded ) {
1.5 ! noro 266: unlink(name); free(name);
! 267:
! 268: strcpy(tname0,tname); free(tname);
! 269: tname = tempnam(NULL,prefix);
! 270:
1.1 noro 271: encrypt_file(tname0,tname);
1.5 ! noro 272: /* the file tname created */
1.1 noro 273: unlink(tname0);
1.5 ! noro 274:
1.1 noro 275: in = fopen(tname,"rb");
276: } else
277: in = fopen(tname,"r");
278: if ( !in ) {
279: perror("fopen");
280: error("load : failed");
281: }
282: t = (IN)MALLOC(sizeof(struct oIN));
1.5 ! noro 283: t->name = (char *)MALLOC(strlen(name0)+1); strcpy(t->name,name0);
! 284: t->tname = (char *)MALLOC(strlen(tname)+1); strcpy(t->tname,tname); free(tname);
1.1 noro 285: t->encoded = encoded;
286: #else
287: char com[BUFSIZ];
288:
289: sprintf(com,"%s -I%s %s",cppname,asir_libdir,name0); in = popen(com,"r");
290: if ( !in ) {
291: perror("popen");
292: error("load : failed");
293: }
294: t = (IN)MALLOC(sizeof(struct oIN));
295: t->name = (char *)MALLOC(strlen(name0)+1); strcpy(t->name,name0);
296: #endif
297: t->fp = in; t->ln = 1; t->next = asir_infile; asir_infile = t;
298: main_parser = 1; /* XXX */
299: Eungetc(afternl(),asir_infile->fp);
300: if ( !EPVS->va )
301: reallocarray((char **)&EPVS->va,(int *)&EPVS->asize,(int *)&EPVS->n,(int)sizeof(struct oPV));
302: }
303:
304: void execasirfile(name)
305: char *name;
306: {
307: loadasirfile(name);
308: read_exec_file = 1;
309: read_eval_loop();
310: read_exec_file = 0;
311: }
312:
313: static NODE objfile = 0;
314:
315: int loadfile(s)
316: char *s;
317: {
318: FILE *in;
319:
320: if ( in = fopen(s,"r") ) {
321: fclose(in);
322: loadasirfile(s);
323: return 1;
324: } else
325: return 0;
326: }
327:
328: int loadfiles(node) NODE node; { return 0; }
329:
330: static unsigned char encrypt_tab[128][2] = {
331: {137,40},{1,194},{133,79},{48,20},{254,76},{98,17},{110,233},{19,231},
332: {55,223},{75,65},{178,151},{85,222},{201,46},{51,243},{235,61},{106,113},
333: {116,121},{24,205},{146,244},{89,234},{163,173},{140,162},{188,45},{195,132},
334: {202,94},{236,87},{2,127},{253,47},{211,138},{58,252},{142,190},{77,209},
335: {16,53},{200,220},{99,165},{28,59},{78,0},{208,248},{50,229},{217,39},
336: {112,15},{18,60},{108,175},{10,67},{23,176},{49,245},{160,27},{171,219},
337: {105,144},{122,172},{255,114},{226,100},{70,117},{197,11},{180,36},{136,101},
338: {238,212},{125,120},{103,199},{38,119},{7,206},{181,228},{62,3},{30,185},
339: {154,63},{247,81},{187,80},{225,56},{210,221},{37,135},{155,52},{54,153},
340: {84,246},{166,90},{124,167},{41,184},{145,204},{147,198},{25,21},{72,97},
341: {66,128},{95,139},{93,42},{224,43},{35,143},{111,13},{82,249},{12,148},
342: {32,152},{186,168},{177,115},{216,251},{5,131},{123,170},{149,161},{213,203},
343: {126,150},{88,158},{74,169},{159,182},{156,26},{34,104},{8,91},{207,183},
344: {9,64},{83,241},{134,102},{69,33},{179,237},{129,250},{14,71},{230,4},
345: {218,6},{189,68},{193,22},{57,174},{215,214},{130,92},{240,31},{118,239},
346: {109,192},{232,196},{86,107},{96,141},{157,227},{164,242},{44,191},{29,73}
347: };
348:
349: static unsigned char decrypt_tab[] = {
350: 36,1,26,62,111,92,112,60,102,104,43,53,87,85,110,40,
351: 32,5,41,7,3,78,114,44,17,78,100,46,35,127,63,118,
352: 88,107,101,84,54,69,59,39,0,75,82,83,126,22,12,27,
353: 3,45,38,13,70,32,71,8,67,115,29,35,41,14,62,64,
354: 104,9,80,43,113,107,52,110,79,127,98,9,4,31,36,2,
355: 66,65,86,105,72,11,122,25,97,19,73,102,117,82,24,81,
356: 123,79,5,34,51,55,106,58,101,48,15,122,42,120,6,85,
357: 40,15,50,90,16,52,119,59,57,16,49,93,74,57,96,26,
358: 80,109,117,92,23,2,106,69,55,0,28,81,21,123,30,84,
359: 48,76,18,77,87,94,96,10,88,71,64,70,100,124,97,99,
360: 46,94,21,20,125,34,73,74,89,98,93,47,49,20,115,42,
361: 44,90,10,108,54,61,99,103,75,63,89,66,22,113,30,126,
362: 120,114,1,23,121,53,77,58,33,12,24,95,76,17,60,103,
363: 37,31,68,28,56,95,116,116,91,39,112,47,33,68,11,8,
364: 83,67,51,124,61,38,111,7,121,6,19,14,25,108,56,119,
365: 118,105,125,13,18,45,72,65,37,86,109,91,29,27,4,50
366: };
367:
368: unsigned char encrypt_char(unsigned char c)
369: {
370: return encrypt_tab[c][mt_genrand()&1];
371: }
372:
373: unsigned char decrypt_char(unsigned char c)
374: {
375: return decrypt_tab[c];
376: }
377:
378: void encrypt_file(in,out)
379: char *in,*out;
380: {
381: FILE *infp,*outfp;
382: int c;
383:
384: infp = fopen(in,"r");
385: outfp = fopen(out,"wb");
386: while ( 1 ) {
387: c = getc(infp);
388: if ( c == EOF )
389: break;
390: putc(encrypt_char(c),outfp);
391: }
392: fclose(infp); fclose(outfp);
393: }
394:
395: void decrypt_file(in,out)
396: char *in,*out;
397: {
398: FILE *infp,*outfp;
399: int c;
400:
401: infp = fopen(in,"rb");
402: outfp = fopen(out,"w");
403: /* skip the magic number (=0xff) */
404: getc(infp);
405: while ( 1 ) {
406: c = getc(infp);
407: if ( c == EOF )
408: break;
409: putc(decrypt_char(c),outfp);
410: }
411: fclose(infp); fclose(outfp);
412: }
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