c36e914d |
1 | |
39b168b8 |
2 | struct parsed_proto; |
3 | |
3ebea2cf |
4 | struct parsed_type { |
5 | char *name; |
6 | unsigned int is_array:1; |
7 | unsigned int is_ptr:1; |
a652aa9f |
8 | unsigned int is_struct:1; // split for args |
1f84f6b3 |
9 | unsigned int is_retreg:1; // register to return |
3ebea2cf |
10 | }; |
11 | |
39b168b8 |
12 | struct parsed_proto_arg { |
13 | char *reg; |
3ebea2cf |
14 | struct parsed_type type; |
39b168b8 |
15 | struct parsed_proto *fptr; |
16 | void *datap; |
17 | }; |
18 | |
c36e914d |
19 | struct parsed_proto { |
39b168b8 |
20 | char name[256]; |
3ebea2cf |
21 | union { |
22 | struct parsed_type ret_type; |
23 | struct parsed_type type; |
24 | }; |
39b168b8 |
25 | struct parsed_proto_arg arg[16]; |
c36e914d |
26 | int argc; |
27 | int argc_stack; |
28 | int argc_reg; |
06c5d854 |
29 | unsigned int is_func:1; |
39b168b8 |
30 | unsigned int is_stdcall:1; |
c0050df6 |
31 | unsigned int is_fastcall:1; |
efea2951 |
32 | unsigned int is_vararg:1; // vararg func |
39b168b8 |
33 | unsigned int is_fptr:1; |
e56ab892 |
34 | unsigned int is_noreturn:1; |
89ff3147 |
35 | unsigned int is_unresolved:1; |
1f84f6b3 |
36 | unsigned int is_userstack:1; |
efea2951 |
37 | unsigned int is_arg:1; // decl in func arg |
a652aa9f |
38 | unsigned int has_structarg:1; |
1f84f6b3 |
39 | unsigned int has_retreg:1; |
c36e914d |
40 | }; |
41 | |
42 | static const char *hdrfn; |
43 | static int hdrfline = 0; |
44 | |
a652aa9f |
45 | static void pp_copy_arg(struct parsed_proto_arg *d, |
46 | const struct parsed_proto_arg *s); |
47 | |
bd96f656 |
48 | static int b_pp_c_handler(char *proto, const char *fname); |
49 | |
50 | static int do_protostrs(FILE *fhdr, const char *fname) |
c36e914d |
51 | { |
06c5d854 |
52 | const char *finc_name; |
bd96f656 |
53 | const char *hdrfn_saved; |
54 | char protostr[256]; |
36595fd2 |
55 | char path[256]; |
56 | char fname_inc[256]; |
39b168b8 |
57 | FILE *finc; |
c36e914d |
58 | int line = 0; |
39b168b8 |
59 | int ret; |
c36e914d |
60 | char *p; |
61 | |
bd96f656 |
62 | hdrfn_saved = hdrfn; |
63 | hdrfn = fname; |
39b168b8 |
64 | |
bd96f656 |
65 | while (fgets(protostr, sizeof(protostr), fhdr)) |
c36e914d |
66 | { |
67 | line++; |
bd96f656 |
68 | if (strncmp(protostr, "//#include ", 11) == 0) { |
69 | finc_name = protostr + 11; |
06c5d854 |
70 | p = strpbrk(finc_name, "\r\n "); |
39b168b8 |
71 | if (p != NULL) |
72 | *p = 0; |
73 | |
36595fd2 |
74 | path[0] = 0; |
75 | p = strrchr(hdrfn_saved, '/'); |
76 | if (p) { |
77 | memcpy(path, hdrfn_saved, |
78 | p - hdrfn_saved + 1); |
79 | path[p - hdrfn_saved + 1] = 0; |
80 | } |
81 | snprintf(fname_inc, sizeof(fname_inc), "%s%s", |
82 | path, finc_name); |
83 | finc = fopen(fname_inc, "r"); |
39b168b8 |
84 | if (finc == NULL) { |
85 | printf("%s:%d: can't open '%s'\n", |
36595fd2 |
86 | fname_inc, line, finc_name); |
39b168b8 |
87 | continue; |
88 | } |
bd96f656 |
89 | ret = do_protostrs(finc, finc_name); |
39b168b8 |
90 | fclose(finc); |
bd96f656 |
91 | if (ret < 0) |
39b168b8 |
92 | break; |
93 | continue; |
94 | } |
bd96f656 |
95 | if (strncmp(sskip(protostr), "//", 2) == 0) |
96 | continue; |
97 | |
98 | p = protostr + strlen(protostr); |
99 | for (p--; p >= protostr && my_isblank(*p); --p) |
100 | *p = 0; |
101 | if (p < protostr) |
06c5d854 |
102 | continue; |
39b168b8 |
103 | |
bd96f656 |
104 | hdrfline = line; |
105 | |
106 | ret = b_pp_c_handler(protostr, hdrfn); |
107 | if (ret < 0) |
c36e914d |
108 | break; |
109 | } |
c36e914d |
110 | |
bd96f656 |
111 | hdrfn = hdrfn_saved; |
c36e914d |
112 | |
bd96f656 |
113 | if (feof(fhdr)) |
114 | return 0; |
c36e914d |
115 | |
bd96f656 |
116 | return -1; |
c36e914d |
117 | } |
118 | |
1f84f6b3 |
119 | static int get_regparm(char *dst, size_t dlen, char *p, int *retreg) |
c36e914d |
120 | { |
1f84f6b3 |
121 | int i = 0, o; |
122 | |
123 | *retreg = 0; |
c36e914d |
124 | |
125 | if (*p != '<') |
126 | return 0; |
127 | |
1f84f6b3 |
128 | i++; |
129 | if (p[i] == '*') { |
130 | *retreg = 1; |
131 | i++; |
132 | } |
133 | |
134 | for (o = 0; o < dlen; i++) { |
c36e914d |
135 | if (p[i] == 0) |
136 | return 0; |
137 | if (p[i] == '>') |
138 | break; |
139 | dst[o++] = p[i]; |
140 | } |
141 | dst[o] = 0; |
142 | return i + 1; |
143 | } |
144 | |
145 | // hmh.. |
64c59faf |
146 | static const char *known_type_mod[] = { |
147 | "const", |
148 | "signed", |
149 | "unsigned", |
3ebea2cf |
150 | "struct", |
151 | "enum", |
840257f6 |
152 | "CONST", |
92804a48 |
153 | "volatile", |
64c59faf |
154 | }; |
155 | |
3ebea2cf |
156 | static const char *known_ptr_types[] = { |
da87ae38 |
157 | "FARPROC", |
92804a48 |
158 | "WNDPROC", |
bf2471e9 |
159 | "LINECALLBACK", |
e56ab892 |
160 | "HACCEL", |
c36e914d |
161 | "HANDLE", |
e56ab892 |
162 | "HBITMAP", |
bf2471e9 |
163 | "HCALL", |
e56ab892 |
164 | "HCURSOR", |
3ebea2cf |
165 | "HDC", |
a652aa9f |
166 | "HFONT", |
3ebea2cf |
167 | "HGDIOBJ", |
e56ab892 |
168 | "HGLOBAL", |
da87ae38 |
169 | "HICON", |
e56ab892 |
170 | "HINSTANCE", |
c7ed83dd |
171 | "HIMC", // DWORD in mingw, ptr in wine.. |
bf2471e9 |
172 | "HLINE", |
173 | "HLINEAPP", |
174 | "HLOCAL", |
e56ab892 |
175 | "HMODULE", |
da87ae38 |
176 | "HPALETTE", |
e56ab892 |
177 | "HRGN", |
178 | "HRSRC", |
179 | "HKEY", |
180 | "HMENU", |
7aca4698 |
181 | "HWAVEOUT", |
e56ab892 |
182 | "HWND", |
ef6b315d |
183 | "PBYTE", |
a2c1d768 |
184 | "PCRITICAL_SECTION", |
3ebea2cf |
185 | "PDWORD", |
92804a48 |
186 | "PFILETIME", |
bf2471e9 |
187 | "PLARGE_INTEGER", |
94d447fb |
188 | "PHKEY", |
189 | "PLONG", |
a2c1d768 |
190 | "PMEMORY_BASIC_INFORMATION", |
46411e6c |
191 | "PUINT", |
3ebea2cf |
192 | "PVOID", |
193 | "PCVOID", |
ef6b315d |
194 | "PWORD", |
e56ab892 |
195 | "DLGPROC", |
cdfaeed7 |
196 | "TIMERPROC", |
197 | "WNDENUMPROC", |
4f12f671 |
198 | "va_list", |
199 | "__VALIST", |
3ebea2cf |
200 | }; |
201 | |
202 | static const char *ignored_keywords[] = { |
203 | "extern", |
204 | "WINBASEAPI", |
205 | "WINUSERAPI", |
4f12f671 |
206 | "WINGDIAPI", |
207 | "WINADVAPI", |
c36e914d |
208 | }; |
209 | |
64c59faf |
210 | // returns ptr to char after type ends |
3ebea2cf |
211 | static int typecmp(const char *n, const char *t) |
39b168b8 |
212 | { |
213 | for (; *t != 0; n++, t++) { |
214 | while (n[0] == ' ' && (n[1] == ' ' || n[1] == '*')) |
215 | n++; |
216 | while (t[0] == ' ' && (t[1] == ' ' || t[1] == '*')) |
217 | t++; |
218 | if (*n != *t) |
3ebea2cf |
219 | return *n - *t; |
39b168b8 |
220 | } |
221 | |
3ebea2cf |
222 | return 0; |
39b168b8 |
223 | } |
224 | |
3ebea2cf |
225 | static const char *skip_type_mod(const char *n) |
c36e914d |
226 | { |
64c59faf |
227 | int len; |
39b168b8 |
228 | int i; |
c36e914d |
229 | |
64c59faf |
230 | for (i = 0; i < ARRAY_SIZE(known_type_mod); i++) { |
231 | len = strlen(known_type_mod[i]); |
232 | if (strncmp(n, known_type_mod[i], len) != 0) |
233 | continue; |
bd96f656 |
234 | if (!my_isblank(n[len])) |
235 | continue; |
64c59faf |
236 | |
237 | n += len; |
238 | while (my_isblank(*n)) |
239 | n++; |
240 | i = 0; |
241 | } |
242 | |
3ebea2cf |
243 | return n; |
244 | } |
245 | |
246 | static int check_type(const char *name, struct parsed_type *type) |
247 | { |
248 | const char *n, *n1; |
249 | int ret = -1; |
250 | int i; |
251 | |
252 | n = skip_type_mod(name); |
253 | |
254 | for (i = 0; i < ARRAY_SIZE(known_ptr_types); i++) { |
255 | if (typecmp(n, known_ptr_types[i])) |
64c59faf |
256 | continue; |
257 | |
3ebea2cf |
258 | type->is_ptr = 1; |
259 | break; |
c36e914d |
260 | } |
261 | |
a652aa9f |
262 | if (n[0] == 'L' && n[1] == 'P' && strncmp(n, "LPARAM", 6)) |
3ebea2cf |
263 | type->is_ptr = 1; |
264 | |
265 | // assume single word |
266 | while (!my_isblank(*n) && !my_issep(*n)) |
267 | n++; |
268 | |
269 | while (1) { |
270 | n1 = n; |
271 | while (my_isblank(*n)) |
272 | n++; |
273 | if (*n == '*') { |
274 | type->is_ptr = 1; |
275 | n++; |
276 | continue; |
277 | } |
278 | break; |
279 | } |
280 | |
281 | ret = n1 - name; |
282 | type->name = strndup(name, ret); |
a2c1d768 |
283 | if (IS(type->name, "VOID")) |
284 | memcpy(type->name, "void", 4); |
285 | |
3ebea2cf |
286 | return ret; |
c36e914d |
287 | } |
288 | |
289 | /* args are always expanded to 32bit */ |
290 | static const char *map_reg(const char *reg) |
291 | { |
292 | const char *regs_f[] = { "eax", "ebx", "ecx", "edx", "esi", "edi" }; |
293 | const char *regs_w[] = { "ax", "bx", "cx", "dx", "si", "di" }; |
294 | const char *regs_b[] = { "al", "bl", "cl", "dl" }; |
295 | int i; |
296 | |
297 | for (i = 0; i < ARRAY_SIZE(regs_w); i++) |
298 | if (IS(reg, regs_w[i])) |
299 | return regs_f[i]; |
300 | |
301 | for (i = 0; i < ARRAY_SIZE(regs_b); i++) |
302 | if (IS(reg, regs_b[i])) |
303 | return regs_f[i]; |
304 | |
305 | return reg; |
306 | } |
307 | |
a652aa9f |
308 | static int check_struct_arg(struct parsed_proto_arg *arg) |
309 | { |
310 | if (IS(arg->type.name, "POINT")) |
311 | return 2 - 1; |
312 | |
313 | return 0; |
314 | } |
315 | |
c36e914d |
316 | static int parse_protostr(char *protostr, struct parsed_proto *pp) |
317 | { |
39b168b8 |
318 | struct parsed_proto_arg *arg; |
c36e914d |
319 | char regparm[16]; |
320 | char buf[256]; |
321 | char cconv[32]; |
1f84f6b3 |
322 | int is_retreg; |
c36e914d |
323 | int xarg = 0; |
39b168b8 |
324 | char *p, *p1; |
3ebea2cf |
325 | int i, l; |
c36e914d |
326 | int ret; |
c36e914d |
327 | |
06c5d854 |
328 | p = sskip(protostr); |
c36e914d |
329 | if (p[0] == '/' && p[1] == '/') { |
06c5d854 |
330 | printf("%s:%d: commented out?\n", hdrfn, hdrfline); |
c36e914d |
331 | p = sskip(p + 2); |
332 | } |
333 | |
06c5d854 |
334 | // strip unneeded stuff |
335 | for (p1 = p; p1[0] != 0 && p1[1] != 0; p1++) { |
336 | if ((p1[0] == '/' && p1[1] == '*') |
337 | || (p1[0] == '*' && p1[1] == '/')) |
338 | p1[0] = p1[1] = ' '; |
339 | } |
340 | |
e56ab892 |
341 | if (!strncmp(p, "DECLSPEC_NORETURN ", 18)) { |
342 | pp->is_noreturn = 1; |
343 | p = sskip(p + 18); |
344 | } |
345 | |
3ebea2cf |
346 | for (i = 0; i < ARRAY_SIZE(ignored_keywords); i++) { |
347 | l = strlen(ignored_keywords[i]); |
348 | if (!strncmp(p, ignored_keywords[i], l) && my_isblank(p[l])) |
349 | p = sskip(p + l + 1); |
350 | } |
06c5d854 |
351 | |
3ebea2cf |
352 | ret = check_type(p, &pp->ret_type); |
353 | if (ret <= 0) { |
63df67be |
354 | printf("%s:%d:%zd: unhandled return in '%s'\n", |
c36e914d |
355 | hdrfn, hdrfline, (p - protostr) + 1, protostr); |
39b168b8 |
356 | return -1; |
c36e914d |
357 | } |
64c59faf |
358 | p = sskip(p + ret); |
c36e914d |
359 | |
da87ae38 |
360 | if (!strncmp(p, "noreturn ", 9)) { |
361 | pp->is_noreturn = 1; |
362 | p = sskip(p + 9); |
363 | } |
364 | |
06c5d854 |
365 | if (!strchr(p, ')')) { |
366 | p = next_idt(buf, sizeof(buf), p); |
367 | p = sskip(p); |
368 | if (buf[0] == 0) { |
63df67be |
369 | printf("%s:%d:%zd: var name missing\n", |
06c5d854 |
370 | hdrfn, hdrfline, (p - protostr) + 1); |
371 | return -1; |
372 | } |
373 | strcpy(pp->name, buf); |
374 | |
375 | p1 = strchr(p, ']'); |
376 | if (p1 != NULL) { |
377 | p = p1 + 1; |
3ebea2cf |
378 | pp->ret_type.is_array = 1; |
06c5d854 |
379 | } |
380 | return p - protostr; |
381 | } |
382 | |
383 | pp->is_func = 1; |
384 | |
39b168b8 |
385 | if (*p == '(') { |
386 | pp->is_fptr = 1; |
387 | p = sskip(p + 1); |
388 | } |
389 | |
c36e914d |
390 | p = next_word(cconv, sizeof(cconv), p); |
391 | p = sskip(p); |
392 | if (cconv[0] == 0) { |
63df67be |
393 | printf("%s:%d:%zd: cconv missing\n", |
c36e914d |
394 | hdrfn, hdrfline, (p - protostr) + 1); |
39b168b8 |
395 | return -1; |
c36e914d |
396 | } |
397 | if (IS(cconv, "__cdecl")) |
398 | pp->is_stdcall = 0; |
399 | else if (IS(cconv, "__stdcall")) |
400 | pp->is_stdcall = 1; |
c0050df6 |
401 | else if (IS(cconv, "__fastcall")) { |
402 | pp->is_fastcall = 1; |
403 | pp->is_stdcall = 1; // sort of.. |
404 | } |
c36e914d |
405 | else if (IS(cconv, "__thiscall")) |
406 | pp->is_stdcall = 1; |
407 | else if (IS(cconv, "__userpurge")) |
de50b98b |
408 | pp->is_stdcall = 1; // IDA |
c36e914d |
409 | else if (IS(cconv, "__usercall")) |
de50b98b |
410 | pp->is_stdcall = 0; // IDA |
1f84f6b3 |
411 | else if (IS(cconv, "__userstack")) { |
412 | pp->is_stdcall = 0; // custom |
413 | pp->is_userstack = 1; |
414 | } |
64c59faf |
415 | else if (IS(cconv, "WINAPI")) |
416 | pp->is_stdcall = 1; |
c36e914d |
417 | else { |
63df67be |
418 | printf("%s:%d:%zd: unhandled cconv: '%s'\n", |
c36e914d |
419 | hdrfn, hdrfline, (p - protostr) + 1, cconv); |
39b168b8 |
420 | return -1; |
421 | } |
422 | |
423 | if (pp->is_fptr) { |
424 | if (*p != '*') { |
63df67be |
425 | printf("%s:%d:%zd: '*' expected\n", |
39b168b8 |
426 | hdrfn, hdrfline, (p - protostr) + 1); |
427 | return -1; |
428 | } |
bd96f656 |
429 | p++; |
430 | // XXX: skipping extra asterisks, for now |
431 | while (*p == '*') |
432 | p++; |
433 | p = sskip(p); |
c36e914d |
434 | } |
435 | |
436 | p = next_idt(buf, sizeof(buf), p); |
437 | p = sskip(p); |
438 | if (buf[0] == 0) { |
de50b98b |
439 | //printf("%s:%d:%zd: func name missing\n", |
440 | // hdrfn, hdrfline, (p - protostr) + 1); |
441 | //return -1; |
c36e914d |
442 | } |
39b168b8 |
443 | strcpy(pp->name, buf); |
c36e914d |
444 | |
1f84f6b3 |
445 | ret = get_regparm(regparm, sizeof(regparm), p, &is_retreg); |
c36e914d |
446 | if (ret > 0) { |
447 | if (!IS(regparm, "eax") && !IS(regparm, "ax") |
2b43685d |
448 | && !IS(regparm, "al") && !IS(regparm, "edx:eax")) |
c36e914d |
449 | { |
63df67be |
450 | printf("%s:%d:%zd: bad regparm: %s\n", |
c36e914d |
451 | hdrfn, hdrfline, (p - protostr) + 1, regparm); |
39b168b8 |
452 | return -1; |
c36e914d |
453 | } |
454 | p += ret; |
455 | p = sskip(p); |
456 | } |
457 | |
39b168b8 |
458 | if (pp->is_fptr) { |
bd96f656 |
459 | if (*p == '[') { |
460 | // not really ret_type is array, but ohwell |
461 | pp->ret_type.is_array = 1; |
462 | p = strchr(p + 1, ']'); |
463 | if (p == NULL) { |
464 | printf("%s:%d:%zd: ']' expected\n", |
465 | hdrfn, hdrfline, (p - protostr) + 1); |
466 | return -1; |
467 | } |
468 | p = sskip(p + 1); |
469 | } |
39b168b8 |
470 | if (*p != ')') { |
63df67be |
471 | printf("%s:%d:%zd: ')' expected\n", |
39b168b8 |
472 | hdrfn, hdrfline, (p - protostr) + 1); |
473 | return -1; |
474 | } |
475 | p = sskip(p + 1); |
476 | } |
477 | |
c36e914d |
478 | if (*p != '(') { |
63df67be |
479 | printf("%s:%d:%zd: '(' expected, got '%c'\n", |
c36e914d |
480 | hdrfn, hdrfline, (p - protostr) + 1, *p); |
39b168b8 |
481 | return -1; |
c36e914d |
482 | } |
483 | p++; |
484 | |
39b168b8 |
485 | // check for x(void) |
486 | p = sskip(p); |
06c5d854 |
487 | if ((!strncmp(p, "void", 4) || !strncmp(p, "VOID", 4)) |
488 | && *sskip(p + 4) == ')') |
39b168b8 |
489 | p += 4; |
490 | |
c36e914d |
491 | while (1) { |
492 | p = sskip(p); |
39b168b8 |
493 | if (*p == ')') { |
494 | p++; |
c36e914d |
495 | break; |
39b168b8 |
496 | } |
840257f6 |
497 | if (xarg > 0) { |
498 | if (*p != ',') { |
499 | printf("%s:%d:%zd: ',' expected\n", |
500 | hdrfn, hdrfline, (p - protostr) + 1); |
501 | return -1; |
502 | } |
c36e914d |
503 | p = sskip(p + 1); |
840257f6 |
504 | } |
c36e914d |
505 | |
7ba45c34 |
506 | if (!strncmp(p, "...", 3)) { |
507 | pp->is_vararg = 1; |
508 | p = sskip(p + 3); |
509 | if (*p == ')') { |
510 | p++; |
511 | break; |
512 | } |
63df67be |
513 | printf("%s:%d:%zd: ')' expected\n", |
7ba45c34 |
514 | hdrfn, hdrfline, (p - protostr) + 1); |
515 | return -1; |
516 | } |
517 | |
39b168b8 |
518 | arg = &pp->arg[xarg]; |
c36e914d |
519 | xarg++; |
520 | |
39b168b8 |
521 | p1 = p; |
3ebea2cf |
522 | ret = check_type(p, &arg->type); |
523 | if (ret <= 0) { |
63df67be |
524 | printf("%s:%d:%zd: unhandled type for arg%d\n", |
c36e914d |
525 | hdrfn, hdrfline, (p - protostr) + 1, xarg); |
39b168b8 |
526 | return -1; |
c36e914d |
527 | } |
64c59faf |
528 | p = sskip(p + ret); |
c36e914d |
529 | |
39b168b8 |
530 | if (*p == '(') { |
531 | // func ptr |
532 | arg->fptr = calloc(1, sizeof(*arg->fptr)); |
533 | ret = parse_protostr(p1, arg->fptr); |
534 | if (ret < 0) { |
63df67be |
535 | printf("%s:%d:%zd: funcarg parse failed\n", |
39b168b8 |
536 | hdrfn, hdrfline, p1 - protostr); |
537 | return -1; |
538 | } |
efea2951 |
539 | arg->fptr->is_arg = 1; |
540 | // we don't use actual names right now.. |
541 | snprintf(arg->fptr->name, |
542 | sizeof(arg->fptr->name), "a%d", xarg); |
39b168b8 |
543 | // we'll treat it as void * for non-calls |
a652aa9f |
544 | arg->type.name = strdup("void *"); |
3ebea2cf |
545 | arg->type.is_ptr = 1; |
39b168b8 |
546 | |
547 | p = p1 + ret; |
548 | } |
549 | |
c36e914d |
550 | p = next_idt(buf, sizeof(buf), p); |
551 | p = sskip(p); |
552 | #if 0 |
553 | if (buf[0] == 0) { |
63df67be |
554 | printf("%s:%d:%zd: idt missing for arg%d\n", |
c36e914d |
555 | hdrfn, hdrfline, (p - protostr) + 1, xarg); |
39b168b8 |
556 | return -1; |
c36e914d |
557 | } |
558 | #endif |
39b168b8 |
559 | arg->reg = NULL; |
c36e914d |
560 | |
1f84f6b3 |
561 | ret = get_regparm(regparm, sizeof(regparm), p, &is_retreg); |
c36e914d |
562 | if (ret > 0) { |
563 | p += ret; |
564 | p = sskip(p); |
565 | |
39b168b8 |
566 | arg->reg = strdup(map_reg(regparm)); |
1f84f6b3 |
567 | arg->type.is_retreg = is_retreg; |
568 | pp->has_retreg |= is_retreg; |
c36e914d |
569 | } |
a652aa9f |
570 | |
7e50b291 |
571 | if (strstr(arg->type.name, "int64") |
572 | || IS(arg->type.name, "double")) |
573 | { |
574 | // hack.. |
575 | free(arg->type.name); |
576 | arg->type.name = strdup("int"); |
577 | pp_copy_arg(&pp->arg[xarg], arg); |
578 | xarg++; |
579 | } |
580 | |
a652aa9f |
581 | ret = check_struct_arg(arg); |
582 | if (ret > 0) { |
583 | pp->has_structarg = 1; |
584 | arg->type.is_struct = 1; |
585 | free(arg->type.name); |
586 | arg->type.name = strdup("int"); |
587 | for (l = 0; l < ret; l++) { |
588 | pp_copy_arg(&pp->arg[xarg], arg); |
589 | xarg++; |
590 | } |
591 | } |
c36e914d |
592 | } |
593 | |
594 | if (xarg > 0 && (IS(cconv, "__fastcall") || IS(cconv, "__thiscall"))) { |
595 | if (pp->arg[0].reg != NULL) { |
596 | printf("%s:%d: %s with arg1 spec %s?\n", |
597 | hdrfn, hdrfline, cconv, pp->arg[0].reg); |
598 | } |
599 | pp->arg[0].reg = strdup("ecx"); |
600 | } |
601 | |
602 | if (xarg > 1 && IS(cconv, "__fastcall")) { |
603 | if (pp->arg[1].reg != NULL) { |
604 | printf("%s:%d: %s with arg2 spec %s?\n", |
605 | hdrfn, hdrfline, cconv, pp->arg[1].reg); |
606 | } |
607 | pp->arg[1].reg = strdup("edx"); |
608 | } |
609 | |
610 | pp->argc = xarg; |
611 | |
612 | for (i = 0; i < pp->argc; i++) { |
613 | if (pp->arg[i].reg == NULL) |
614 | pp->argc_stack++; |
615 | else |
616 | pp->argc_reg++; |
617 | } |
618 | |
c0050df6 |
619 | if (pp->argc == 1 && pp->arg[0].reg != NULL |
620 | && IS(pp->arg[0].reg, "ecx")) |
621 | { |
622 | pp->is_fastcall = 1; |
623 | } |
624 | else if (pp->argc_reg == 2 |
625 | && pp->arg[0].reg != NULL && IS(pp->arg[0].reg, "ecx") |
626 | && pp->arg[1].reg != NULL && IS(pp->arg[1].reg, "edx")) |
627 | { |
628 | pp->is_fastcall = 1; |
629 | } |
630 | |
631 | if (pp->is_vararg && (pp->is_stdcall || pp->is_fastcall)) { |
632 | printf("%s:%d: vararg %s?\n", hdrfn, hdrfline, cconv); |
633 | return -1; |
634 | } |
635 | |
39b168b8 |
636 | return p - protostr; |
c36e914d |
637 | } |
638 | |
bd96f656 |
639 | static int pp_name_cmp(const void *p1, const void *p2) |
640 | { |
641 | const struct parsed_proto *pp1 = p1, *pp2 = p2; |
642 | return strcmp(pp1->name, pp2->name); |
643 | } |
644 | |
645 | static struct parsed_proto *pp_cache; |
646 | static int pp_cache_size; |
647 | static int pp_cache_alloc; |
648 | |
649 | static int b_pp_c_handler(char *proto, const char *fname) |
650 | { |
651 | int ret; |
652 | |
653 | if (pp_cache_size >= pp_cache_alloc) { |
654 | pp_cache_alloc = pp_cache_alloc * 2 + 64; |
655 | pp_cache = realloc(pp_cache, pp_cache_alloc |
656 | * sizeof(pp_cache[0])); |
657 | my_assert_not(pp_cache, NULL); |
658 | memset(pp_cache + pp_cache_size, 0, |
659 | (pp_cache_alloc - pp_cache_size) |
660 | * sizeof(pp_cache[0])); |
661 | } |
662 | |
663 | ret = parse_protostr(proto, &pp_cache[pp_cache_size]); |
664 | if (ret < 0) |
665 | return -1; |
666 | |
667 | pp_cache_size++; |
668 | return 0; |
669 | } |
670 | |
671 | static void build_pp_cache(FILE *fhdr) |
c36e914d |
672 | { |
1f906263 |
673 | long pos; |
c36e914d |
674 | int ret; |
675 | |
1f906263 |
676 | pos = ftell(fhdr); |
bd96f656 |
677 | rewind(fhdr); |
678 | |
679 | ret = do_protostrs(fhdr, hdrfn); |
680 | if (ret < 0) |
681 | exit(1); |
682 | |
683 | qsort(pp_cache, pp_cache_size, sizeof(pp_cache[0]), pp_name_cmp); |
1f906263 |
684 | fseek(fhdr, pos, SEEK_SET); |
bd96f656 |
685 | } |
686 | |
36595fd2 |
687 | static const struct parsed_proto *proto_parse(FILE *fhdr, const char *sym, |
688 | int quiet) |
bd96f656 |
689 | { |
690 | const struct parsed_proto *pp_ret; |
691 | struct parsed_proto pp_search; |
7aca4698 |
692 | char *p; |
bd96f656 |
693 | |
694 | if (pp_cache == NULL) |
695 | build_pp_cache(fhdr); |
696 | |
697 | if (sym[0] == '_') // && strncmp(fname, "stdc", 4) == 0) |
698 | sym++; |
c36e914d |
699 | |
bd96f656 |
700 | strcpy(pp_search.name, sym); |
7aca4698 |
701 | p = strchr(pp_search.name, '@'); |
702 | if (p != NULL) |
703 | *p = 0; |
704 | |
bd96f656 |
705 | pp_ret = bsearch(&pp_search, pp_cache, pp_cache_size, |
706 | sizeof(pp_cache[0]), pp_name_cmp); |
36595fd2 |
707 | if (pp_ret == NULL && !quiet) |
c36e914d |
708 | printf("%s: sym '%s' is missing\n", hdrfn, sym); |
bd96f656 |
709 | |
710 | return pp_ret; |
711 | } |
712 | |
a652aa9f |
713 | static void pp_copy_arg(struct parsed_proto_arg *d, |
714 | const struct parsed_proto_arg *s) |
715 | { |
716 | memcpy(d, s, sizeof(*d)); |
717 | |
718 | if (s->reg != NULL) { |
719 | d->reg = strdup(s->reg); |
720 | my_assert_not(d->reg, NULL); |
721 | } |
722 | if (s->type.name != NULL) { |
723 | d->type.name = strdup(s->type.name); |
724 | my_assert_not(d->type.name, NULL); |
725 | } |
726 | if (s->fptr != NULL) { |
727 | d->fptr = malloc(sizeof(*d->fptr)); |
728 | my_assert_not(d->fptr, NULL); |
729 | memcpy(d->fptr, s->fptr, sizeof(*d->fptr)); |
730 | } |
731 | } |
732 | |
bd96f656 |
733 | struct parsed_proto *proto_clone(const struct parsed_proto *pp_c) |
734 | { |
735 | struct parsed_proto *pp; |
736 | int i; |
737 | |
738 | pp = malloc(sizeof(*pp)); |
739 | my_assert_not(pp, NULL); |
740 | memcpy(pp, pp_c, sizeof(*pp)); // lazy.. |
741 | |
742 | // do the actual deep copy.. |
a652aa9f |
743 | for (i = 0; i < pp_c->argc; i++) |
744 | pp_copy_arg(&pp->arg[i], &pp_c->arg[i]); |
bd96f656 |
745 | if (pp_c->ret_type.name != NULL) |
746 | pp->ret_type.name = strdup(pp_c->ret_type.name); |
c36e914d |
747 | |
bd96f656 |
748 | return pp; |
c36e914d |
749 | } |
750 | |
27ebfaed |
751 | |
752 | static inline int pp_cmp_func(const struct parsed_proto *pp1, |
753 | const struct parsed_proto *pp2) |
754 | { |
755 | int i; |
756 | |
757 | if (pp1->argc != pp2->argc || pp1->argc_reg != pp2->argc_reg) |
758 | return 1; |
759 | else { |
760 | for (i = 0; i < pp1->argc; i++) { |
761 | if ((pp1->arg[i].reg != NULL) != (pp2->arg[i].reg != NULL)) |
762 | return 1; |
763 | |
764 | if ((pp1->arg[i].reg != NULL) |
765 | && !IS(pp1->arg[i].reg, pp2->arg[i].reg)) |
766 | { |
767 | return 1; |
768 | } |
769 | } |
770 | } |
771 | |
772 | return 0; |
773 | } |
774 | |
b74c31e3 |
775 | static inline void pp_print(char *buf, size_t buf_size, |
776 | const struct parsed_proto *pp) |
777 | { |
778 | size_t l; |
779 | int i; |
780 | |
781 | snprintf(buf, buf_size, "%s %s(", pp->ret_type.name, pp->name); |
782 | l = strlen(buf); |
783 | |
784 | for (i = 0; i < pp->argc_reg; i++) { |
785 | snprintf(buf + l, buf_size - l, "%s%s", |
786 | i == 0 ? "" : ", ", pp->arg[i].reg); |
787 | l = strlen(buf); |
788 | } |
789 | if (pp->argc_stack > 0) { |
790 | snprintf(buf + l, buf_size - l, "%s{%d stack}", |
791 | i == 0 ? "" : ", ", pp->argc_stack); |
792 | l = strlen(buf); |
793 | } |
794 | snprintf(buf + l, buf_size - l, ")"); |
795 | } |
796 | |
bd96f656 |
797 | static inline void proto_release(struct parsed_proto *pp) |
c36e914d |
798 | { |
799 | int i; |
800 | |
801 | for (i = 0; i < pp->argc; i++) { |
39b168b8 |
802 | if (pp->arg[i].reg != NULL) |
c36e914d |
803 | free(pp->arg[i].reg); |
3ebea2cf |
804 | if (pp->arg[i].type.name != NULL) |
805 | free(pp->arg[i].type.name); |
39b168b8 |
806 | if (pp->arg[i].fptr != NULL) |
807 | free(pp->arg[i].fptr); |
c36e914d |
808 | } |
3ebea2cf |
809 | if (pp->ret_type.name != NULL) |
810 | free(pp->ret_type.name); |
bd96f656 |
811 | free(pp); |
c36e914d |
812 | } |