]>
Commit | Line | Data |
---|---|---|
cbecb3ac | 1 | /* dso_win32.c -*- mode:C; c-file-style: "eay" -*- */ |
8f4fac7f GT |
2 | /* Written by Geoff Thorpe (geoff@geoffthorpe.net) for the OpenSSL |
3 | * project 2000. | |
4 | */ | |
5 | /* ==================================================================== | |
6 | * Copyright (c) 2000 The OpenSSL Project. All rights reserved. | |
7 | * | |
8 | * Redistribution and use in source and binary forms, with or without | |
9 | * modification, are permitted provided that the following conditions | |
10 | * are met: | |
11 | * | |
12 | * 1. Redistributions of source code must retain the above copyright | |
13 | * notice, this list of conditions and the following disclaimer. | |
14 | * | |
15 | * 2. Redistributions in binary form must reproduce the above copyright | |
16 | * notice, this list of conditions and the following disclaimer in | |
17 | * the documentation and/or other materials provided with the | |
18 | * distribution. | |
19 | * | |
20 | * 3. All advertising materials mentioning features or use of this | |
21 | * software must display the following acknowledgment: | |
22 | * "This product includes software developed by the OpenSSL Project | |
23 | * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" | |
24 | * | |
25 | * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to | |
26 | * endorse or promote products derived from this software without | |
27 | * prior written permission. For written permission, please contact | |
28 | * licensing@OpenSSL.org. | |
29 | * | |
30 | * 5. Products derived from this software may not be called "OpenSSL" | |
31 | * nor may "OpenSSL" appear in their names without prior written | |
32 | * permission of the OpenSSL Project. | |
33 | * | |
34 | * 6. Redistributions of any form whatsoever must retain the following | |
35 | * acknowledgment: | |
36 | * "This product includes software developed by the OpenSSL Project | |
37 | * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" | |
38 | * | |
39 | * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY | |
40 | * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
41 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | |
42 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR | |
43 | * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
44 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT | |
45 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | |
46 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
47 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, | |
48 | * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | |
49 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED | |
50 | * OF THE POSSIBILITY OF SUCH DAMAGE. | |
51 | * ==================================================================== | |
52 | * | |
53 | * This product includes cryptographic software written by Eric Young | |
54 | * (eay@cryptsoft.com). This product includes software written by Tim | |
55 | * Hudson (tjh@cryptsoft.com). | |
56 | * | |
57 | */ | |
58 | ||
59 | #include <stdio.h> | |
22a41547 | 60 | #include <string.h> |
8f4fac7f GT |
61 | #include "cryptlib.h" |
62 | #include <openssl/dso.h> | |
63 | ||
0bf23d9b | 64 | #if !defined(OPENSSL_SYS_WIN32) || defined(OPENSSL_SYS_WINCE) |
8f4fac7f GT |
65 | DSO_METHOD *DSO_METHOD_win32(void) |
66 | { | |
67 | return NULL; | |
68 | } | |
69 | #else | |
70 | ||
b9e63915 GT |
71 | /* Part of the hack in "win32_load" ... */ |
72 | #define DSO_MAX_TRANSLATED_SIZE 256 | |
73 | ||
51c8dc37 | 74 | static int win32_load(DSO *dso); |
8f4fac7f | 75 | static int win32_unload(DSO *dso); |
e9a68cfb GT |
76 | static void *win32_bind_var(DSO *dso, const char *symname); |
77 | static DSO_FUNC_TYPE win32_bind_func(DSO *dso, const char *symname); | |
8f4fac7f | 78 | #if 0 |
e9a68cfb GT |
79 | static int win32_unbind_var(DSO *dso, char *symname, void *symptr); |
80 | static int win32_unbind_func(DSO *dso, char *symname, DSO_FUNC_TYPE symptr); | |
8f4fac7f GT |
81 | static int win32_init(DSO *dso); |
82 | static int win32_finish(DSO *dso); | |
b9e63915 | 83 | static long win32_ctrl(DSO *dso, int cmd, long larg, void *parg); |
75a382bd | 84 | #endif |
51c8dc37 | 85 | static char *win32_name_converter(DSO *dso, const char *filename); |
cbecb3ac RL |
86 | static char *win32_merger(DSO *dso, const char *filespec1, |
87 | const char *filespec2); | |
8f4fac7f | 88 | |
74e3931f DSH |
89 | static const char *openssl_strnchr(const char *string, int c, size_t len); |
90 | ||
8f4fac7f GT |
91 | static DSO_METHOD dso_meth_win32 = { |
92 | "OpenSSL 'win32' shared library method", | |
93 | win32_load, | |
94 | win32_unload, | |
e9a68cfb GT |
95 | win32_bind_var, |
96 | win32_bind_func, | |
8f4fac7f GT |
97 | /* For now, "unbind" doesn't exist */ |
98 | #if 0 | |
e9a68cfb GT |
99 | NULL, /* unbind_var */ |
100 | NULL, /* unbind_func */ | |
8f4fac7f | 101 | #endif |
75a382bd | 102 | NULL, /* ctrl */ |
51c8dc37 | 103 | win32_name_converter, |
cbecb3ac | 104 | win32_merger, |
8f4fac7f GT |
105 | NULL, /* init */ |
106 | NULL /* finish */ | |
107 | }; | |
108 | ||
109 | DSO_METHOD *DSO_METHOD_win32(void) | |
110 | { | |
111 | return(&dso_meth_win32); | |
112 | } | |
113 | ||
114 | /* For this DSO_METHOD, our meth_data STACK will contain; | |
115 | * (i) a pointer to the handle (HINSTANCE) returned from | |
b9e63915 | 116 | * LoadLibrary(), and copied. |
8f4fac7f GT |
117 | */ |
118 | ||
51c8dc37 | 119 | static int win32_load(DSO *dso) |
8f4fac7f | 120 | { |
51c8dc37 GT |
121 | HINSTANCE h = NULL, *p = NULL; |
122 | /* See applicable comments from dso_dl.c */ | |
123 | char *filename = DSO_convert_filename(dso, NULL); | |
124 | ||
125 | if(filename == NULL) | |
b9e63915 | 126 | { |
51c8dc37 GT |
127 | DSOerr(DSO_F_WIN32_LOAD,DSO_R_NO_FILENAME); |
128 | goto err; | |
b9e63915 | 129 | } |
51c8dc37 | 130 | h = LoadLibrary(filename); |
8f4fac7f GT |
131 | if(h == NULL) |
132 | { | |
133 | DSOerr(DSO_F_WIN32_LOAD,DSO_R_LOAD_FAILED); | |
b7b6c047 | 134 | ERR_add_error_data(3, "filename(", filename, ")"); |
51c8dc37 | 135 | goto err; |
8f4fac7f | 136 | } |
26a3a48d | 137 | p = (HINSTANCE *)OPENSSL_malloc(sizeof(HINSTANCE)); |
8f4fac7f GT |
138 | if(p == NULL) |
139 | { | |
140 | DSOerr(DSO_F_WIN32_LOAD,ERR_R_MALLOC_FAILURE); | |
51c8dc37 | 141 | goto err; |
8f4fac7f GT |
142 | } |
143 | *p = h; | |
144 | if(!sk_push(dso->meth_data, (char *)p)) | |
145 | { | |
146 | DSOerr(DSO_F_WIN32_LOAD,DSO_R_STACK_ERROR); | |
51c8dc37 | 147 | goto err; |
8f4fac7f | 148 | } |
51c8dc37 GT |
149 | /* Success */ |
150 | dso->loaded_filename = filename; | |
8f4fac7f | 151 | return(1); |
51c8dc37 GT |
152 | err: |
153 | /* Cleanup !*/ | |
154 | if(filename != NULL) | |
155 | OPENSSL_free(filename); | |
156 | if(p != NULL) | |
157 | OPENSSL_free(p); | |
158 | if(h != NULL) | |
159 | FreeLibrary(h); | |
160 | return(0); | |
8f4fac7f GT |
161 | } |
162 | ||
163 | static int win32_unload(DSO *dso) | |
164 | { | |
165 | HINSTANCE *p; | |
166 | if(dso == NULL) | |
167 | { | |
168 | DSOerr(DSO_F_WIN32_UNLOAD,ERR_R_PASSED_NULL_PARAMETER); | |
169 | return(0); | |
170 | } | |
171 | if(sk_num(dso->meth_data) < 1) | |
ebbaebf7 | 172 | return(1); |
8f4fac7f GT |
173 | p = (HINSTANCE *)sk_pop(dso->meth_data); |
174 | if(p == NULL) | |
175 | { | |
176 | DSOerr(DSO_F_WIN32_UNLOAD,DSO_R_NULL_HANDLE); | |
177 | return(0); | |
178 | } | |
8ba92cfe | 179 | if(!FreeLibrary(*p)) |
8f4fac7f GT |
180 | { |
181 | DSOerr(DSO_F_WIN32_UNLOAD,DSO_R_UNLOAD_FAILED); | |
182 | /* We should push the value back onto the stack in | |
183 | * case of a retry. */ | |
184 | sk_push(dso->meth_data, (char *)p); | |
185 | return(0); | |
186 | } | |
187 | /* Cleanup */ | |
26a3a48d | 188 | OPENSSL_free(p); |
8f4fac7f GT |
189 | return(1); |
190 | } | |
191 | ||
e9a68cfb GT |
192 | /* Using GetProcAddress for variables? TODO: Check this out in |
193 | * the Win32 API docs, there's probably a variant for variables. */ | |
194 | static void *win32_bind_var(DSO *dso, const char *symname) | |
8f4fac7f GT |
195 | { |
196 | HINSTANCE *ptr; | |
197 | void *sym; | |
198 | ||
e9a68cfb | 199 | if((dso == NULL) || (symname == NULL)) |
8f4fac7f | 200 | { |
e9a68cfb GT |
201 | DSOerr(DSO_F_WIN32_BIND_VAR,ERR_R_PASSED_NULL_PARAMETER); |
202 | return(NULL); | |
8f4fac7f GT |
203 | } |
204 | if(sk_num(dso->meth_data) < 1) | |
205 | { | |
e9a68cfb GT |
206 | DSOerr(DSO_F_WIN32_BIND_VAR,DSO_R_STACK_ERROR); |
207 | return(NULL); | |
8f4fac7f GT |
208 | } |
209 | ptr = (HINSTANCE *)sk_value(dso->meth_data, sk_num(dso->meth_data) - 1); | |
210 | if(ptr == NULL) | |
211 | { | |
e9a68cfb GT |
212 | DSOerr(DSO_F_WIN32_BIND_VAR,DSO_R_NULL_HANDLE); |
213 | return(NULL); | |
8f4fac7f GT |
214 | } |
215 | sym = GetProcAddress(*ptr, symname); | |
216 | if(sym == NULL) | |
217 | { | |
e9a68cfb | 218 | DSOerr(DSO_F_WIN32_BIND_VAR,DSO_R_SYM_FAILURE); |
b7b6c047 | 219 | ERR_add_error_data(3, "symname(", symname, ")"); |
e9a68cfb | 220 | return(NULL); |
8f4fac7f | 221 | } |
e9a68cfb GT |
222 | return(sym); |
223 | } | |
224 | ||
225 | static DSO_FUNC_TYPE win32_bind_func(DSO *dso, const char *symname) | |
226 | { | |
227 | HINSTANCE *ptr; | |
228 | void *sym; | |
229 | ||
230 | if((dso == NULL) || (symname == NULL)) | |
231 | { | |
232 | DSOerr(DSO_F_WIN32_BIND_FUNC,ERR_R_PASSED_NULL_PARAMETER); | |
233 | return(NULL); | |
234 | } | |
235 | if(sk_num(dso->meth_data) < 1) | |
236 | { | |
237 | DSOerr(DSO_F_WIN32_BIND_FUNC,DSO_R_STACK_ERROR); | |
238 | return(NULL); | |
239 | } | |
240 | ptr = (HINSTANCE *)sk_value(dso->meth_data, sk_num(dso->meth_data) - 1); | |
241 | if(ptr == NULL) | |
242 | { | |
243 | DSOerr(DSO_F_WIN32_BIND_FUNC,DSO_R_NULL_HANDLE); | |
244 | return(NULL); | |
245 | } | |
246 | sym = GetProcAddress(*ptr, symname); | |
247 | if(sym == NULL) | |
248 | { | |
249 | DSOerr(DSO_F_WIN32_BIND_FUNC,DSO_R_SYM_FAILURE); | |
b7b6c047 | 250 | ERR_add_error_data(3, "symname(", symname, ")"); |
e9a68cfb GT |
251 | return(NULL); |
252 | } | |
253 | return((DSO_FUNC_TYPE)sym); | |
8f4fac7f GT |
254 | } |
255 | ||
cbecb3ac RL |
256 | struct file_st |
257 | { | |
258 | const char *node; int nodelen; | |
259 | const char *device; int devicelen; | |
260 | const char *predir; int predirlen; | |
261 | const char *dir; int dirlen; | |
262 | const char *file; int filelen; | |
74e3931f | 263 | }; |
cbecb3ac RL |
264 | |
265 | static struct file_st *win32_splitter(DSO *dso, const char *filename, | |
266 | int assume_last_is_dir) | |
267 | { | |
268 | struct file_st *result = NULL; | |
269 | enum { IN_NODE, IN_DEVICE, IN_FILE } position; | |
270 | const char *start = filename; | |
271 | ||
272 | if (!filename) | |
273 | { | |
274 | DSOerr(DSO_F_WIN32_MERGER,DSO_R_NO_FILENAME); | |
74e3931f DSH |
275 | /*goto err;*/ |
276 | return(NULL); | |
cbecb3ac RL |
277 | } |
278 | ||
279 | result = OPENSSL_malloc(sizeof(struct file_st)); | |
280 | if(result == NULL) | |
281 | { | |
282 | DSOerr(DSO_F_WIN32_MERGER, | |
283 | ERR_R_MALLOC_FAILURE); | |
284 | return(NULL); | |
285 | } | |
286 | ||
287 | memset(result, 0, sizeof(struct file_st)); | |
288 | position = IN_DEVICE; | |
289 | ||
290 | if(filename[0] == '\\' && filename[1] == '\\' | |
291 | || filename[0] == '/' && filename[1] == '/') | |
292 | { | |
293 | position = IN_NODE; | |
294 | filename += 2; | |
295 | start = filename; | |
296 | result->node = start; | |
297 | } | |
298 | ||
299 | do | |
300 | { | |
301 | switch(filename[0]) | |
302 | { | |
303 | case ':': | |
304 | if(position != IN_DEVICE) | |
305 | { | |
306 | DSOerr(DSO_F_WIN32_MERGER, | |
307 | DSO_R_INCORRECT_FILE_SYNTAX); | |
74e3931f DSH |
308 | /*goto err;*/ |
309 | return(NULL); | |
cbecb3ac RL |
310 | } |
311 | result->device = start; | |
312 | result->devicelen = filename - start; | |
313 | position = IN_FILE; | |
314 | start = ++filename; | |
315 | result->dir = start; | |
316 | break; | |
317 | case '\\': | |
318 | case '/': | |
319 | if(position == IN_NODE) | |
320 | { | |
321 | result->nodelen = filename - start; | |
322 | position = IN_FILE; | |
323 | start = ++filename; | |
324 | result->dir = start; | |
325 | } | |
326 | else | |
327 | { | |
328 | filename++; | |
329 | result->dirlen += filename - start; | |
330 | } | |
331 | break; | |
332 | case '\0': | |
333 | if(position == IN_NODE) | |
334 | { | |
335 | result->nodelen = filename - start; | |
336 | } | |
337 | else | |
338 | { | |
339 | if(filename - start > 0) | |
340 | { | |
341 | if (assume_last_is_dir) | |
342 | { | |
343 | result->devicelen += filename - start; | |
344 | } | |
345 | else | |
346 | { | |
347 | result->file = start; | |
348 | result->filelen = filename - start; | |
349 | } | |
350 | } | |
351 | } | |
352 | break; | |
353 | default: | |
354 | filename++; | |
355 | break; | |
356 | } | |
357 | } | |
358 | while(*filename); | |
359 | ||
360 | if(!result->nodelen) result->node = NULL; | |
74e3931f | 361 | if(!result->devicelen) result->device = NULL; |
cbecb3ac RL |
362 | if(!result->dirlen) result->dir = NULL; |
363 | if(!result->filelen) result->file = NULL; | |
364 | ||
365 | return(result); | |
366 | } | |
367 | ||
74e3931f | 368 | static char *win32_joiner(DSO *dso, const struct file_st *file_split) |
cbecb3ac RL |
369 | { |
370 | int len = 0, offset = 0; | |
371 | char *result = NULL; | |
372 | const char *start; | |
373 | ||
374 | if(!file_split) | |
375 | { | |
376 | DSOerr(DSO_F_WIN32_MERGER, | |
377 | ERR_R_PASSED_NULL_PARAMETER); | |
378 | return(NULL); | |
379 | } | |
380 | if(file_split->node) | |
381 | { | |
382 | len += 2 + file_split->nodelen; /* 2 for starting \\ */ | |
383 | if(file_split->predir || file_split->dir || file_split->file) | |
384 | len++; /* 1 for ending \ */ | |
385 | } | |
386 | else if(file_split->device) | |
387 | { | |
388 | len += file_split->devicelen + 1; /* 1 for ending : */ | |
389 | } | |
390 | len += file_split->predirlen; | |
391 | if(file_split->predir && (file_split->dir || file_split->file)) | |
392 | { | |
393 | len++; /* 1 for ending \ */ | |
394 | } | |
395 | len += file_split->dirlen; | |
396 | if(file_split->dir && file_split->file) | |
397 | { | |
398 | len++; /* 1 for ending \ */ | |
399 | } | |
400 | len += file_split->filelen; | |
401 | ||
402 | if(!len) | |
403 | { | |
404 | DSOerr(DSO_F_WIN32_MERGER, DSO_R_EMPTY_FILE_STRUCTURE); | |
405 | return(NULL); | |
406 | } | |
407 | ||
408 | result = OPENSSL_malloc(len + 1); | |
409 | if (!result) | |
410 | { | |
411 | DSOerr(DSO_F_WIN32_MERGER, | |
412 | ERR_R_MALLOC_FAILURE); | |
413 | return(NULL); | |
414 | } | |
415 | ||
416 | if(file_split->node) | |
417 | { | |
418 | strcpy(&result[offset], "\\\\"); offset += 2; | |
419 | strncpy(&result[offset], file_split->node, | |
420 | file_split->nodelen); offset += file_split->nodelen; | |
421 | if(file_split->predir || file_split->dir || file_split->file) | |
422 | { | |
423 | result[offset] = '\\'; offset++; | |
424 | } | |
425 | } | |
426 | else if(file_split->device) | |
427 | { | |
428 | strncpy(&result[offset], file_split->device, | |
429 | file_split->devicelen); offset += file_split->devicelen; | |
430 | result[offset] = ':'; offset++; | |
431 | } | |
432 | start = file_split->predir; | |
433 | while(file_split->predirlen > (start - file_split->predir)) | |
434 | { | |
74e3931f | 435 | const char *end = openssl_strnchr(start, '/', |
cbecb3ac RL |
436 | file_split->predirlen - (start - file_split->predir)); |
437 | if(!end) | |
438 | end = start | |
439 | + file_split->predirlen | |
440 | - (start - file_split->predir); | |
441 | strncpy(&result[offset], start, | |
442 | end - start); offset += end - start; | |
443 | result[offset] = '\\'; offset++; | |
444 | start = end + 1; | |
445 | } | |
446 | if(file_split->predir && (file_split->dir || file_split->file)) | |
447 | { | |
448 | result[offset] = '\\'; offset++; | |
449 | } | |
450 | start = file_split->dir; | |
451 | while(file_split->dirlen > (start - file_split->dir)) | |
452 | { | |
74e3931f | 453 | const char *end = openssl_strnchr(start, '/', |
cbecb3ac RL |
454 | file_split->dirlen - (start - file_split->dir)); |
455 | if(!end) | |
456 | end = start | |
457 | + file_split->dirlen | |
458 | - (start - file_split->dir); | |
459 | strncpy(&result[offset], start, | |
460 | end - start); offset += end - start; | |
461 | result[offset] = '\\'; offset++; | |
462 | start = end + 1; | |
463 | } | |
464 | if(file_split->dir && file_split->file) | |
465 | { | |
466 | result[offset] = '\\'; offset++; | |
467 | } | |
468 | strncpy(&result[offset], file_split->file, | |
469 | file_split->filelen); offset += file_split->filelen; | |
470 | result[offset] = '\0'; | |
471 | return(result); | |
472 | } | |
473 | ||
474 | static char *win32_merger(DSO *dso, const char *filespec1, const char *filespec2) | |
475 | { | |
476 | char *merged = NULL; | |
477 | struct file_st *filespec1_split = NULL; | |
478 | struct file_st *filespec2_split = NULL; | |
479 | ||
480 | if(!filespec1 && !filespec2) | |
481 | { | |
482 | DSOerr(DSO_F_WIN32_MERGER, | |
483 | ERR_R_PASSED_NULL_PARAMETER); | |
484 | return(NULL); | |
485 | } | |
486 | if (!filespec2) | |
487 | { | |
488 | merged = OPENSSL_malloc(strlen(filespec1) + 1); | |
489 | if(!merged) | |
490 | { | |
491 | DSOerr(DSO_F_WIN32_MERGER, | |
492 | ERR_R_MALLOC_FAILURE); | |
493 | return(NULL); | |
494 | } | |
495 | strcpy(merged, filespec1); | |
496 | } | |
497 | else if (!filespec1) | |
498 | { | |
499 | merged = OPENSSL_malloc(strlen(filespec2) + 1); | |
500 | if(!merged) | |
501 | { | |
502 | DSOerr(DSO_F_WIN32_MERGER, | |
503 | ERR_R_MALLOC_FAILURE); | |
504 | return(NULL); | |
505 | } | |
506 | strcpy(merged, filespec2); | |
507 | } | |
508 | else | |
509 | { | |
510 | filespec1_split = win32_splitter(dso, filespec1, 1); | |
511 | if (!filespec1_split) | |
512 | { | |
513 | DSOerr(DSO_F_WIN32_MERGER, | |
514 | ERR_R_MALLOC_FAILURE); | |
515 | return(NULL); | |
516 | } | |
517 | filespec2_split = win32_splitter(dso, filespec2, 0); | |
518 | if (!filespec1_split) | |
519 | { | |
520 | DSOerr(DSO_F_WIN32_MERGER, | |
521 | ERR_R_MALLOC_FAILURE); | |
522 | OPENSSL_free(filespec1_split); | |
523 | return(NULL); | |
524 | } | |
525 | ||
526 | /* Fill in into filespec1_split */ | |
527 | if (!filespec1_split->node && !filespec1_split->device) | |
528 | { | |
529 | filespec1_split->node = filespec2_split->node; | |
530 | filespec1_split->nodelen = filespec2_split->nodelen; | |
531 | filespec1_split->device = filespec2_split->device; | |
532 | filespec1_split->devicelen = filespec2_split->devicelen; | |
533 | } | |
534 | if (!filespec1_split->dir) | |
535 | { | |
536 | filespec1_split->dir = filespec2_split->dir; | |
537 | filespec1_split->dirlen = filespec2_split->dirlen; | |
538 | } | |
539 | else if (filespec1_split->dir[0] != '\\' | |
540 | && filespec1_split->dir[0] != '/') | |
541 | { | |
542 | filespec1_split->predir = filespec2_split->dir; | |
543 | filespec1_split->predirlen = filespec2_split->dirlen; | |
544 | } | |
545 | if (!filespec1_split->file) | |
546 | { | |
547 | filespec1_split->file = filespec2_split->file; | |
548 | filespec1_split->filelen = filespec2_split->filelen; | |
549 | } | |
550 | ||
551 | merged = win32_joiner(dso, filespec1_split); | |
552 | } | |
553 | return(merged); | |
554 | } | |
555 | ||
51c8dc37 GT |
556 | static char *win32_name_converter(DSO *dso, const char *filename) |
557 | { | |
558 | char *translated; | |
559 | int len, transform; | |
560 | ||
561 | len = strlen(filename); | |
562 | transform = ((strstr(filename, "/") == NULL) && | |
563 | (strstr(filename, "\\") == NULL) && | |
564 | (strstr(filename, ":") == NULL)); | |
565 | if(transform) | |
566 | /* We will convert this to "%s.dll" */ | |
567 | translated = OPENSSL_malloc(len + 5); | |
568 | else | |
569 | /* We will simply duplicate filename */ | |
570 | translated = OPENSSL_malloc(len + 1); | |
571 | if(translated == NULL) | |
572 | { | |
573 | DSOerr(DSO_F_WIN32_NAME_CONVERTER, | |
574 | DSO_R_NAME_TRANSLATION_FAILED); | |
575 | return(NULL); | |
576 | } | |
577 | if(transform) | |
578 | sprintf(translated, "%s.dll", filename); | |
579 | else | |
580 | sprintf(translated, "%s", filename); | |
581 | return(translated); | |
582 | } | |
583 | ||
74e3931f DSH |
584 | static const char *openssl_strnchr(const char *string, int c, size_t len) |
585 | { | |
586 | size_t i; | |
587 | const char *p; | |
588 | for (i = 0, p = string; i < len && *p; i++, p++) | |
589 | { | |
590 | if (*p == c) | |
591 | return p; | |
592 | } | |
593 | return NULL; | |
594 | } | |
595 | ||
596 | ||
bc36ee62 | 597 | #endif /* OPENSSL_SYS_WIN32 */ |