diff options
Diffstat (limited to 'thirdparty/openssl/crypto/dso')
| -rw-r--r-- | thirdparty/openssl/crypto/dso/README | 22 | ||||
| -rw-r--r-- | thirdparty/openssl/crypto/dso/dso_beos.c | 253 | ||||
| -rw-r--r-- | thirdparty/openssl/crypto/dso/dso_dl.c | 380 | ||||
| -rw-r--r-- | thirdparty/openssl/crypto/dso/dso_dlfcn.c | 465 | ||||
| -rw-r--r-- | thirdparty/openssl/crypto/dso/dso_err.c | 158 | ||||
| -rw-r--r-- | thirdparty/openssl/crypto/dso/dso_lib.c | 448 | ||||
| -rw-r--r-- | thirdparty/openssl/crypto/dso/dso_null.c | 92 | ||||
| -rw-r--r-- | thirdparty/openssl/crypto/dso/dso_openssl.c | 83 | ||||
| -rw-r--r-- | thirdparty/openssl/crypto/dso/dso_vms.c | 547 | ||||
| -rw-r--r-- | thirdparty/openssl/crypto/dso/dso_win32.c | 788 |
10 files changed, 3236 insertions, 0 deletions
diff --git a/thirdparty/openssl/crypto/dso/README b/thirdparty/openssl/crypto/dso/README new file mode 100644 index 0000000000..d0bc9a89fb --- /dev/null +++ b/thirdparty/openssl/crypto/dso/README @@ -0,0 +1,22 @@ +NOTES +----- + +I've checked out HPUX (well, version 11 at least) and shl_t is +a pointer type so it's safe to use in the way it has been in +dso_dl.c. On the other hand, HPUX11 support dlfcn too and +according to their man page, prefer developers to move to that. +I'll leave Richard's changes there as I guess dso_dl is needed +for HPUX10.20. + +There is now a callback scheme in place where filename conversion can +(a) be turned off altogether through the use of the + DSO_FLAG_NO_NAME_TRANSLATION flag, +(b) be handled by default using the default DSO_METHOD's converter +(c) overriden per-DSO by setting the override callback +(d) a mix of (b) and (c) - eg. implement an override callback that; + (i) checks if we're win32 (if(strstr(dso->meth->name, "win32")....) + and if so, convert "blah" into "blah32.dll" (the default is + otherwise to make it "blah.dll"). + (ii) default to the normal behaviour - we're not on win32, eg. + finish with (return dso->meth->dso_name_converter(dso,NULL)). + diff --git a/thirdparty/openssl/crypto/dso/dso_beos.c b/thirdparty/openssl/crypto/dso/dso_beos.c new file mode 100644 index 0000000000..68ebcd8a24 --- /dev/null +++ b/thirdparty/openssl/crypto/dso/dso_beos.c @@ -0,0 +1,253 @@ +/* dso_beos.c */ +/* + * Written by Marcin Konicki (ahwayakchih@neoni.net) for the OpenSSL project + * 2000. + */ +/* ==================================================================== + * Copyright (c) 2000 The OpenSSL Project. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * + * 3. All advertising materials mentioning features or use of this + * software must display the following acknowledgment: + * "This product includes software developed by the OpenSSL Project + * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" + * + * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to + * endorse or promote products derived from this software without + * prior written permission. For written permission, please contact + * licensing@OpenSSL.org. + * + * 5. Products derived from this software may not be called "OpenSSL" + * nor may "OpenSSL" appear in their names without prior written + * permission of the OpenSSL Project. + * + * 6. Redistributions of any form whatsoever must retain the following + * acknowledgment: + * "This product includes software developed by the OpenSSL Project + * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" + * + * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY + * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR + * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, + * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED + * OF THE POSSIBILITY OF SUCH DAMAGE. + * ==================================================================== + * + * This product includes cryptographic software written by Eric Young + * (eay@cryptsoft.com). This product includes software written by Tim + * Hudson (tjh@cryptsoft.com). + * + */ + +#include <stdio.h> +#include <string.h> +#include "cryptlib.h" +#include <openssl/dso.h> + +#if !defined(OPENSSL_SYS_BEOS) +DSO_METHOD *DSO_METHOD_beos(void) +{ + return NULL; +} +#else + +# include <kernel/image.h> + +static int beos_load(DSO *dso); +static int beos_unload(DSO *dso); +static void *beos_bind_var(DSO *dso, const char *symname); +static DSO_FUNC_TYPE beos_bind_func(DSO *dso, const char *symname); +# if 0 +static int beos_unbind_var(DSO *dso, char *symname, void *symptr); +static int beos_unbind_func(DSO *dso, char *symname, DSO_FUNC_TYPE symptr); +static int beos_init(DSO *dso); +static int beos_finish(DSO *dso); +static long beos_ctrl(DSO *dso, int cmd, long larg, void *parg); +# endif +static char *beos_name_converter(DSO *dso, const char *filename); + +static DSO_METHOD dso_meth_beos = { + "OpenSSL 'beos' shared library method", + beos_load, + beos_unload, + beos_bind_var, + beos_bind_func, +/* For now, "unbind" doesn't exist */ +# if 0 + NULL, /* unbind_var */ + NULL, /* unbind_func */ +# endif + NULL, /* ctrl */ + beos_name_converter, + NULL, /* init */ + NULL /* finish */ +}; + +DSO_METHOD *DSO_METHOD_beos(void) +{ + return (&dso_meth_beos); +} + +/* + * For this DSO_METHOD, our meth_data STACK will contain; (i) a pointer to + * the handle (image_id) returned from load_add_on(). + */ + +static int beos_load(DSO *dso) +{ + image_id id; + /* See applicable comments from dso_dl.c */ + char *filename = DSO_convert_filename(dso, NULL); + + if (filename == NULL) { + DSOerr(DSO_F_BEOS_LOAD, DSO_R_NO_FILENAME); + goto err; + } + id = load_add_on(filename); + if (id < 1) { + DSOerr(DSO_F_BEOS_LOAD, DSO_R_LOAD_FAILED); + ERR_add_error_data(3, "filename(", filename, ")"); + goto err; + } + if (!sk_push(dso->meth_data, (char *)id)) { + DSOerr(DSO_F_BEOS_LOAD, DSO_R_STACK_ERROR); + goto err; + } + /* Success */ + dso->loaded_filename = filename; + return (1); + err: + /* Cleanup ! */ + if (filename != NULL) + OPENSSL_free(filename); + if (id > 0) + unload_add_on(id); + return (0); +} + +static int beos_unload(DSO *dso) +{ + image_id id; + if (dso == NULL) { + DSOerr(DSO_F_BEOS_UNLOAD, ERR_R_PASSED_NULL_PARAMETER); + return (0); + } + if (sk_num(dso->meth_data) < 1) + return (1); + id = (image_id) sk_pop(dso->meth_data); + if (id < 1) { + DSOerr(DSO_F_BEOS_UNLOAD, DSO_R_NULL_HANDLE); + return (0); + } + if (unload_add_on(id) != B_OK) { + DSOerr(DSO_F_BEOS_UNLOAD, DSO_R_UNLOAD_FAILED); + /* + * We should push the value back onto the stack in case of a retry. + */ + sk_push(dso->meth_data, (char *)id); + return (0); + } + return (1); +} + +static void *beos_bind_var(DSO *dso, const char *symname) +{ + image_id id; + void *sym; + + if ((dso == NULL) || (symname == NULL)) { + DSOerr(DSO_F_BEOS_BIND_VAR, ERR_R_PASSED_NULL_PARAMETER); + return (NULL); + } + if (sk_num(dso->meth_data) < 1) { + DSOerr(DSO_F_BEOS_BIND_VAR, DSO_R_STACK_ERROR); + return (NULL); + } + id = (image_id) sk_value(dso->meth_data, sk_num(dso->meth_data) - 1); + if (id < 1) { + DSOerr(DSO_F_BEOS_BIND_VAR, DSO_R_NULL_HANDLE); + return (NULL); + } + if (get_image_symbol(id, symname, B_SYMBOL_TYPE_DATA, &sym) != B_OK) { + DSOerr(DSO_F_BEOS_BIND_VAR, DSO_R_SYM_FAILURE); + ERR_add_error_data(3, "symname(", symname, ")"); + return (NULL); + } + return (sym); +} + +static DSO_FUNC_TYPE beos_bind_func(DSO *dso, const char *symname) +{ + image_id id; + void *sym; + + if ((dso == NULL) || (symname == NULL)) { + DSOerr(DSO_F_BEOS_BIND_FUNC, ERR_R_PASSED_NULL_PARAMETER); + return (NULL); + } + if (sk_num(dso->meth_data) < 1) { + DSOerr(DSO_F_BEOS_BIND_FUNC, DSO_R_STACK_ERROR); + return (NULL); + } + id = (image_id) sk_value(dso->meth_data, sk_num(dso->meth_data) - 1); + if (id < 1) { + DSOerr(DSO_F_BEOS_BIND_FUNC, DSO_R_NULL_HANDLE); + return (NULL); + } + if (get_image_symbol(id, symname, B_SYMBOL_TYPE_TEXT, &sym) != B_OK) { + DSOerr(DSO_F_BEOS_BIND_FUNC, DSO_R_SYM_FAILURE); + ERR_add_error_data(3, "symname(", symname, ")"); + return (NULL); + } + return ((DSO_FUNC_TYPE)sym); +} + +/* This one is the same as the one in dlfcn */ +static char *beos_name_converter(DSO *dso, const char *filename) +{ + char *translated; + int len, rsize, transform; + + len = strlen(filename); + rsize = len + 1; + transform = (strstr(filename, "/") == NULL); + if (transform) { + /* We will convert this to "%s.so" or "lib%s.so" */ + rsize += 3; /* The length of ".so" */ + if ((DSO_flags(dso) & DSO_FLAG_NAME_TRANSLATION_EXT_ONLY) == 0) + rsize += 3; /* The length of "lib" */ + } + translated = OPENSSL_malloc(rsize); + if (translated == NULL) { + DSOerr(DSO_F_BEOS_NAME_CONVERTER, DSO_R_NAME_TRANSLATION_FAILED); + return (NULL); + } + if (transform) { + if ((DSO_flags(dso) & DSO_FLAG_NAME_TRANSLATION_EXT_ONLY) == 0) + sprintf(translated, "lib%s.so", filename); + else + sprintf(translated, "%s.so", filename); + } else + sprintf(translated, "%s", filename); + return (translated); +} + +#endif diff --git a/thirdparty/openssl/crypto/dso/dso_dl.c b/thirdparty/openssl/crypto/dso/dso_dl.c new file mode 100644 index 0000000000..ceedf66e88 --- /dev/null +++ b/thirdparty/openssl/crypto/dso/dso_dl.c @@ -0,0 +1,380 @@ +/* dso_dl.c */ +/* + * Written by Richard Levitte (richard@levitte.org) for the OpenSSL project + * 2000. + */ +/* ==================================================================== + * Copyright (c) 2000 The OpenSSL Project. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * + * 3. All advertising materials mentioning features or use of this + * software must display the following acknowledgment: + * "This product includes software developed by the OpenSSL Project + * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" + * + * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to + * endorse or promote products derived from this software without + * prior written permission. For written permission, please contact + * licensing@OpenSSL.org. + * + * 5. Products derived from this software may not be called "OpenSSL" + * nor may "OpenSSL" appear in their names without prior written + * permission of the OpenSSL Project. + * + * 6. Redistributions of any form whatsoever must retain the following + * acknowledgment: + * "This product includes software developed by the OpenSSL Project + * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" + * + * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY + * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR + * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, + * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED + * OF THE POSSIBILITY OF SUCH DAMAGE. + * ==================================================================== + * + * This product includes cryptographic software written by Eric Young + * (eay@cryptsoft.com). This product includes software written by Tim + * Hudson (tjh@cryptsoft.com). + * + */ + +#include <stdio.h> +#include "cryptlib.h" +#include <openssl/dso.h> + +#ifndef DSO_DL +DSO_METHOD *DSO_METHOD_dl(void) +{ + return NULL; +} +#else + +# include <dl.h> + +/* Part of the hack in "dl_load" ... */ +# define DSO_MAX_TRANSLATED_SIZE 256 + +static int dl_load(DSO *dso); +static int dl_unload(DSO *dso); +static void *dl_bind_var(DSO *dso, const char *symname); +static DSO_FUNC_TYPE dl_bind_func(DSO *dso, const char *symname); +# if 0 +static int dl_unbind_var(DSO *dso, char *symname, void *symptr); +static int dl_unbind_func(DSO *dso, char *symname, DSO_FUNC_TYPE symptr); +static int dl_init(DSO *dso); +static int dl_finish(DSO *dso); +static int dl_ctrl(DSO *dso, int cmd, long larg, void *parg); +# endif +static char *dl_name_converter(DSO *dso, const char *filename); +static char *dl_merger(DSO *dso, const char *filespec1, + const char *filespec2); +static int dl_pathbyaddr(void *addr, char *path, int sz); +static void *dl_globallookup(const char *name); + +static DSO_METHOD dso_meth_dl = { + "OpenSSL 'dl' shared library method", + dl_load, + dl_unload, + dl_bind_var, + dl_bind_func, +/* For now, "unbind" doesn't exist */ +# if 0 + NULL, /* unbind_var */ + NULL, /* unbind_func */ +# endif + NULL, /* ctrl */ + dl_name_converter, + dl_merger, + NULL, /* init */ + NULL, /* finish */ + dl_pathbyaddr, + dl_globallookup +}; + +DSO_METHOD *DSO_METHOD_dl(void) +{ + return (&dso_meth_dl); +} + +/* + * For this DSO_METHOD, our meth_data STACK will contain; (i) the handle + * (shl_t) returned from shl_load(). NB: I checked on HPUX11 and shl_t is + * itself a pointer type so the cast is safe. + */ + +static int dl_load(DSO *dso) +{ + shl_t ptr = NULL; + /* + * We don't do any fancy retries or anything, just take the method's (or + * DSO's if it has the callback set) best translation of the + * platform-independant filename and try once with that. + */ + char *filename = DSO_convert_filename(dso, NULL); + + if (filename == NULL) { + DSOerr(DSO_F_DL_LOAD, DSO_R_NO_FILENAME); + goto err; + } + ptr = shl_load(filename, BIND_IMMEDIATE | + (dso->flags & DSO_FLAG_NO_NAME_TRANSLATION ? 0 : + DYNAMIC_PATH), 0L); + if (ptr == NULL) { + DSOerr(DSO_F_DL_LOAD, DSO_R_LOAD_FAILED); + ERR_add_error_data(4, "filename(", filename, "): ", strerror(errno)); + goto err; + } + if (!sk_push(dso->meth_data, (char *)ptr)) { + DSOerr(DSO_F_DL_LOAD, DSO_R_STACK_ERROR); + goto err; + } + /* + * Success, stick the converted filename we've loaded under into the DSO + * (it also serves as the indicator that we are currently loaded). + */ + dso->loaded_filename = filename; + return (1); + err: + /* Cleanup! */ + if (filename != NULL) + OPENSSL_free(filename); + if (ptr != NULL) + shl_unload(ptr); + return (0); +} + +static int dl_unload(DSO *dso) +{ + shl_t ptr; + if (dso == NULL) { + DSOerr(DSO_F_DL_UNLOAD, ERR_R_PASSED_NULL_PARAMETER); + return (0); + } + if (sk_num(dso->meth_data) < 1) + return (1); + /* Is this statement legal? */ + ptr = (shl_t) sk_pop(dso->meth_data); + if (ptr == NULL) { + DSOerr(DSO_F_DL_UNLOAD, DSO_R_NULL_HANDLE); + /* + * Should push the value back onto the stack in case of a retry. + */ + sk_push(dso->meth_data, (char *)ptr); + return (0); + } + shl_unload(ptr); + return (1); +} + +static void *dl_bind_var(DSO *dso, const char *symname) +{ + shl_t ptr; + void *sym; + + if ((dso == NULL) || (symname == NULL)) { + DSOerr(DSO_F_DL_BIND_VAR, ERR_R_PASSED_NULL_PARAMETER); + return (NULL); + } + if (sk_num(dso->meth_data) < 1) { + DSOerr(DSO_F_DL_BIND_VAR, DSO_R_STACK_ERROR); + return (NULL); + } + ptr = (shl_t) sk_value(dso->meth_data, sk_num(dso->meth_data) - 1); + if (ptr == NULL) { + DSOerr(DSO_F_DL_BIND_VAR, DSO_R_NULL_HANDLE); + return (NULL); + } + if (shl_findsym(&ptr, symname, TYPE_UNDEFINED, &sym) < 0) { + DSOerr(DSO_F_DL_BIND_VAR, DSO_R_SYM_FAILURE); + ERR_add_error_data(4, "symname(", symname, "): ", strerror(errno)); + return (NULL); + } + return (sym); +} + +static DSO_FUNC_TYPE dl_bind_func(DSO *dso, const char *symname) +{ + shl_t ptr; + void *sym; + + if ((dso == NULL) || (symname == NULL)) { + DSOerr(DSO_F_DL_BIND_FUNC, ERR_R_PASSED_NULL_PARAMETER); + return (NULL); + } + if (sk_num(dso->meth_data) < 1) { + DSOerr(DSO_F_DL_BIND_FUNC, DSO_R_STACK_ERROR); + return (NULL); + } + ptr = (shl_t) sk_value(dso->meth_data, sk_num(dso->meth_data) - 1); + if (ptr == NULL) { + DSOerr(DSO_F_DL_BIND_FUNC, DSO_R_NULL_HANDLE); + return (NULL); + } + if (shl_findsym(&ptr, symname, TYPE_UNDEFINED, &sym) < 0) { + DSOerr(DSO_F_DL_BIND_FUNC, DSO_R_SYM_FAILURE); + ERR_add_error_data(4, "symname(", symname, "): ", strerror(errno)); + return (NULL); + } + return ((DSO_FUNC_TYPE)sym); +} + +static char *dl_merger(DSO *dso, const char *filespec1, const char *filespec2) +{ + char *merged; + + if (!filespec1 && !filespec2) { + DSOerr(DSO_F_DL_MERGER, ERR_R_PASSED_NULL_PARAMETER); + return (NULL); + } + /* + * If the first file specification is a rooted path, it rules. same goes + * if the second file specification is missing. + */ + if (!filespec2 || filespec1[0] == '/') { + merged = OPENSSL_malloc(strlen(filespec1) + 1); + if (!merged) { + DSOerr(DSO_F_DL_MERGER, ERR_R_MALLOC_FAILURE); + return (NULL); + } + strcpy(merged, filespec1); + } + /* + * If the first file specification is missing, the second one rules. + */ + else if (!filespec1) { + merged = OPENSSL_malloc(strlen(filespec2) + 1); + if (!merged) { + DSOerr(DSO_F_DL_MERGER, ERR_R_MALLOC_FAILURE); + return (NULL); + } + strcpy(merged, filespec2); + } else + /* + * This part isn't as trivial as it looks. It assumes that the + * second file specification really is a directory, and makes no + * checks whatsoever. Therefore, the result becomes the + * concatenation of filespec2 followed by a slash followed by + * filespec1. + */ + { + int spec2len, len; + + spec2len = (filespec2 ? strlen(filespec2) : 0); + len = spec2len + (filespec1 ? strlen(filespec1) : 0); + + if (filespec2 && filespec2[spec2len - 1] == '/') { + spec2len--; + len--; + } + merged = OPENSSL_malloc(len + 2); + if (!merged) { + DSOerr(DSO_F_DL_MERGER, ERR_R_MALLOC_FAILURE); + return (NULL); + } + strcpy(merged, filespec2); + merged[spec2len] = '/'; + strcpy(&merged[spec2len + 1], filespec1); + } + return (merged); +} + +/* + * This function is identical to the one in dso_dlfcn.c, but as it is highly + * unlikely that both the "dl" *and* "dlfcn" variants are being compiled at + * the same time, there's no great duplicating the code. Figuring out an + * elegant way to share one copy of the code would be more difficult and + * would not leave the implementations independant. + */ +# if defined(__hpux) +static const char extension[] = ".sl"; +# else +static const char extension[] = ".so"; +# endif +static char *dl_name_converter(DSO *dso, const char *filename) +{ + char *translated; + int len, rsize, transform; + + len = strlen(filename); + rsize = len + 1; + transform = (strstr(filename, "/") == NULL); + { + /* We will convert this to "%s.s?" or "lib%s.s?" */ + rsize += strlen(extension); /* The length of ".s?" */ + if ((DSO_flags(dso) & DSO_FLAG_NAME_TRANSLATION_EXT_ONLY) == 0) + rsize += 3; /* The length of "lib" */ + } + translated = OPENSSL_malloc(rsize); + if (translated == NULL) { + DSOerr(DSO_F_DL_NAME_CONVERTER, DSO_R_NAME_TRANSLATION_FAILED); + return (NULL); + } + if (transform) { + if ((DSO_flags(dso) & DSO_FLAG_NAME_TRANSLATION_EXT_ONLY) == 0) + sprintf(translated, "lib%s%s", filename, extension); + else + sprintf(translated, "%s%s", filename, extension); + } else + sprintf(translated, "%s", filename); + return (translated); +} + +static int dl_pathbyaddr(void *addr, char *path, int sz) +{ + struct shl_descriptor inf; + int i, len; + + if (addr == NULL) { + union { + int (*f) (void *, char *, int); + void *p; + } t = { + dl_pathbyaddr + }; + addr = t.p; + } + + for (i = -1; shl_get_r(i, &inf) == 0; i++) { + if (((size_t)addr >= inf.tstart && (size_t)addr < inf.tend) || + ((size_t)addr >= inf.dstart && (size_t)addr < inf.dend)) { + len = (int)strlen(inf.filename); + if (sz <= 0) + return len + 1; + if (len >= sz) + len = sz - 1; + memcpy(path, inf.filename, len); + path[len++] = 0; + return len; + } + } + + return -1; +} + +static void *dl_globallookup(const char *name) +{ + void *ret; + shl_t h = NULL; + + return shl_findsym(&h, name, TYPE_UNDEFINED, &ret) ? NULL : ret; +} +#endif /* DSO_DL */ diff --git a/thirdparty/openssl/crypto/dso/dso_dlfcn.c b/thirdparty/openssl/crypto/dso/dso_dlfcn.c new file mode 100644 index 0000000000..78df723ffb --- /dev/null +++ b/thirdparty/openssl/crypto/dso/dso_dlfcn.c @@ -0,0 +1,465 @@ +/* dso_dlfcn.c */ +/* + * Written by Geoff Thorpe (geoff@geoffthorpe.net) for the OpenSSL project + * 2000. + */ +/* ==================================================================== + * Copyright (c) 2000 The OpenSSL Project. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * + * 3. All advertising materials mentioning features or use of this + * software must display the following acknowledgment: + * "This product includes software developed by the OpenSSL Project + * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" + * + * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to + * endorse or promote products derived from this software without + * prior written permission. For written permission, please contact + * licensing@OpenSSL.org. + * + * 5. Products derived from this software may not be called "OpenSSL" + * nor may "OpenSSL" appear in their names without prior written + * permission of the OpenSSL Project. + * + * 6. Redistributions of any form whatsoever must retain the following + * acknowledgment: + * "This product includes software developed by the OpenSSL Project + * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" + * + * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY + * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR + * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, + * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED + * OF THE POSSIBILITY OF SUCH DAMAGE. + * ==================================================================== + * + * This product includes cryptographic software written by Eric Young + * (eay@cryptsoft.com). This product includes software written by Tim + * Hudson (tjh@cryptsoft.com). + * + */ + +/* + * We need to do this early, because stdio.h includes the header files that + * handle _GNU_SOURCE and other similar macros. Defining it later is simply + * too late, because those headers are protected from re- inclusion. + */ +#ifndef _GNU_SOURCE +# define _GNU_SOURCE /* make sure dladdr is declared */ +#endif + +#include <stdio.h> +#include "cryptlib.h" +#include <openssl/dso.h> + +#ifndef DSO_DLFCN +DSO_METHOD *DSO_METHOD_dlfcn(void) +{ + return NULL; +} +#else + +# ifdef HAVE_DLFCN_H +# ifdef __osf__ +# define __EXTENSIONS__ +# endif +# include <dlfcn.h> +# define HAVE_DLINFO 1 +# if defined(_AIX) || defined(__CYGWIN__) || \ + defined(__SCO_VERSION__) || defined(_SCO_ELF) || \ + (defined(__osf__) && !defined(RTLD_NEXT)) || \ + (defined(__OpenBSD__) && !defined(RTLD_SELF)) || \ + defined(__ANDROID__) +# undef HAVE_DLINFO +# endif +# endif + +/* Part of the hack in "dlfcn_load" ... */ +# define DSO_MAX_TRANSLATED_SIZE 256 + +static int dlfcn_load(DSO *dso); +static int dlfcn_unload(DSO *dso); +static void *dlfcn_bind_var(DSO *dso, const char *symname); +static DSO_FUNC_TYPE dlfcn_bind_func(DSO *dso, const char *symname); +# if 0 +static int dlfcn_unbind(DSO *dso, char *symname, void *symptr); +static int dlfcn_init(DSO *dso); +static int dlfcn_finish(DSO *dso); +static long dlfcn_ctrl(DSO *dso, int cmd, long larg, void *parg); +# endif +static char *dlfcn_name_converter(DSO *dso, const char *filename); +static char *dlfcn_merger(DSO *dso, const char *filespec1, + const char *filespec2); +static int dlfcn_pathbyaddr(void *addr, char *path, int sz); +static void *dlfcn_globallookup(const char *name); + +static DSO_METHOD dso_meth_dlfcn = { + "OpenSSL 'dlfcn' shared library method", + dlfcn_load, + dlfcn_unload, + dlfcn_bind_var, + dlfcn_bind_func, +/* For now, "unbind" doesn't exist */ +# if 0 + NULL, /* unbind_var */ + NULL, /* unbind_func */ +# endif + NULL, /* ctrl */ + dlfcn_name_converter, + dlfcn_merger, + NULL, /* init */ + NULL, /* finish */ + dlfcn_pathbyaddr, + dlfcn_globallookup +}; + +DSO_METHOD *DSO_METHOD_dlfcn(void) +{ + return (&dso_meth_dlfcn); +} + +/* + * Prior to using the dlopen() function, we should decide on the flag we + * send. There's a few different ways of doing this and it's a messy + * venn-diagram to match up which platforms support what. So as we don't have + * autoconf yet, I'm implementing a hack that could be hacked further + * relatively easily to deal with cases as we find them. Initially this is to + * cope with OpenBSD. + */ +# if defined(__OpenBSD__) || defined(__NetBSD__) +# ifdef DL_LAZY +# define DLOPEN_FLAG DL_LAZY +# else +# ifdef RTLD_NOW +# define DLOPEN_FLAG RTLD_NOW +# else +# define DLOPEN_FLAG 0 +# endif +# endif +# else +# ifdef OPENSSL_SYS_SUNOS +# define DLOPEN_FLAG 1 +# else +# define DLOPEN_FLAG RTLD_NOW /* Hope this works everywhere else */ +# endif +# endif + +/* + * For this DSO_METHOD, our meth_data STACK will contain; (i) the handle + * (void*) returned from dlopen(). + */ + +static int dlfcn_load(DSO *dso) +{ + void *ptr = NULL; + /* See applicable comments in dso_dl.c */ + char *filename = DSO_convert_filename(dso, NULL); + int flags = DLOPEN_FLAG; + + if (filename == NULL) { + DSOerr(DSO_F_DLFCN_LOAD, DSO_R_NO_FILENAME); + goto err; + } +# ifdef RTLD_GLOBAL + if (dso->flags & DSO_FLAG_GLOBAL_SYMBOLS) + flags |= RTLD_GLOBAL; +# endif + ptr = dlopen(filename, flags); + if (ptr == NULL) { + DSOerr(DSO_F_DLFCN_LOAD, DSO_R_LOAD_FAILED); + ERR_add_error_data(4, "filename(", filename, "): ", dlerror()); + goto err; + } + if (!sk_void_push(dso->meth_data, (char *)ptr)) { + DSOerr(DSO_F_DLFCN_LOAD, DSO_R_STACK_ERROR); + goto err; + } + /* Success */ + dso->loaded_filename = filename; + return (1); + err: + /* Cleanup! */ + if (filename != NULL) + OPENSSL_free(filename); + if (ptr != NULL) + dlclose(ptr); + return (0); +} + +static int dlfcn_unload(DSO *dso) +{ + void *ptr; + if (dso == NULL) { + DSOerr(DSO_F_DLFCN_UNLOAD, ERR_R_PASSED_NULL_PARAMETER); + return (0); + } + if (sk_void_num(dso->meth_data) < 1) + return (1); + ptr = sk_void_pop(dso->meth_data); + if (ptr == NULL) { + DSOerr(DSO_F_DLFCN_UNLOAD, DSO_R_NULL_HANDLE); + /* + * Should push the value back onto the stack in case of a retry. + */ + sk_void_push(dso->meth_data, ptr); + return (0); + } + /* For now I'm not aware of any errors associated with dlclose() */ + dlclose(ptr); + return (1); +} + +static void *dlfcn_bind_var(DSO *dso, const char *symname) +{ + void *ptr, *sym; + + if ((dso == NULL) || (symname == NULL)) { + DSOerr(DSO_F_DLFCN_BIND_VAR, ERR_R_PASSED_NULL_PARAMETER); + return (NULL); + } + if (sk_void_num(dso->meth_data) < 1) { + DSOerr(DSO_F_DLFCN_BIND_VAR, DSO_R_STACK_ERROR); + return (NULL); + } + ptr = sk_void_value(dso->meth_data, sk_void_num(dso->meth_data) - 1); + if (ptr == NULL) { + DSOerr(DSO_F_DLFCN_BIND_VAR, DSO_R_NULL_HANDLE); + return (NULL); + } + sym = dlsym(ptr, symname); + if (sym == NULL) { + DSOerr(DSO_F_DLFCN_BIND_VAR, DSO_R_SYM_FAILURE); + ERR_add_error_data(4, "symname(", symname, "): ", dlerror()); + return (NULL); + } + return (sym); +} + +static DSO_FUNC_TYPE dlfcn_bind_func(DSO *dso, const char *symname) +{ + void *ptr; + union { + DSO_FUNC_TYPE sym; + void *dlret; + } u; + + if ((dso == NULL) || (symname == NULL)) { + DSOerr(DSO_F_DLFCN_BIND_FUNC, ERR_R_PASSED_NULL_PARAMETER); + return (NULL); + } + if (sk_void_num(dso->meth_data) < 1) { + DSOerr(DSO_F_DLFCN_BIND_FUNC, DSO_R_STACK_ERROR); + return (NULL); + } + ptr = sk_void_value(dso->meth_data, sk_void_num(dso->meth_data) - 1); + if (ptr == NULL) { + DSOerr(DSO_F_DLFCN_BIND_FUNC, DSO_R_NULL_HANDLE); + return (NULL); + } + u.dlret = dlsym(ptr, symname); + if (u.dlret == NULL) { + DSOerr(DSO_F_DLFCN_BIND_FUNC, DSO_R_SYM_FAILURE); + ERR_add_error_data(4, "symname(", symname, "): ", dlerror()); + return (NULL); + } + return u.sym; +} + +static char *dlfcn_merger(DSO *dso, const char *filespec1, + const char *filespec2) +{ + char *merged; + + if (!filespec1 && !filespec2) { + DSOerr(DSO_F_DLFCN_MERGER, ERR_R_PASSED_NULL_PARAMETER); + return (NULL); + } + /* + * If the first file specification is a rooted path, it rules. same goes + * if the second file specification is missing. + */ + if (!filespec2 || (filespec1 != NULL && filespec1[0] == '/')) { + merged = OPENSSL_malloc(strlen(filespec1) + 1); + if (!merged) { + DSOerr(DSO_F_DLFCN_MERGER, ERR_R_MALLOC_FAILURE); + return (NULL); + } + strcpy(merged, filespec1); + } + /* + * If the first file specification is missing, the second one rules. + */ + else if (!filespec1) { + merged = OPENSSL_malloc(strlen(filespec2) + 1); + if (!merged) { + DSOerr(DSO_F_DLFCN_MERGER, ERR_R_MALLOC_FAILURE); + return (NULL); + } + strcpy(merged, filespec2); + } else { + /* + * This part isn't as trivial as it looks. It assumes that the + * second file specification really is a directory, and makes no + * checks whatsoever. Therefore, the result becomes the + * concatenation of filespec2 followed by a slash followed by + * filespec1. + */ + int spec2len, len; + + spec2len = strlen(filespec2); + len = spec2len + strlen(filespec1); + + if (spec2len && filespec2[spec2len - 1] == '/') { + spec2len--; + len--; + } + merged = OPENSSL_malloc(len + 2); + if (!merged) { + DSOerr(DSO_F_DLFCN_MERGER, ERR_R_MALLOC_FAILURE); + return (NULL); + } + strcpy(merged, filespec2); + merged[spec2len] = '/'; + strcpy(&merged[spec2len + 1], filespec1); + } + return (merged); +} + +# ifdef OPENSSL_SYS_MACOSX +# define DSO_ext ".dylib" +# define DSO_extlen 6 +# else +# define DSO_ext ".so" +# define DSO_extlen 3 +# endif + +static char *dlfcn_name_converter(DSO *dso, const char *filename) +{ + char *translated; + int len, rsize, transform; + + len = strlen(filename); + rsize = len + 1; + transform = (strstr(filename, "/") == NULL); + if (transform) { + /* We will convert this to "%s.so" or "lib%s.so" etc */ + rsize += DSO_extlen; /* The length of ".so" */ + if ((DSO_flags(dso) & DSO_FLAG_NAME_TRANSLATION_EXT_ONLY) == 0) + rsize += 3; /* The length of "lib" */ + } + translated = OPENSSL_malloc(rsize); + if (translated == NULL) { + DSOerr(DSO_F_DLFCN_NAME_CONVERTER, DSO_R_NAME_TRANSLATION_FAILED); + return (NULL); + } + if (transform) { + if ((DSO_flags(dso) & DSO_FLAG_NAME_TRANSLATION_EXT_ONLY) == 0) + sprintf(translated, "lib%s" DSO_ext, filename); + else + sprintf(translated, "%s" DSO_ext, filename); + } else + sprintf(translated, "%s", filename); + return (translated); +} + +# ifdef __sgi +/*- +This is a quote from IRIX manual for dladdr(3c): + + <dlfcn.h> does not contain a prototype for dladdr or definition of + Dl_info. The #include <dlfcn.h> in the SYNOPSIS line is traditional, + but contains no dladdr prototype and no IRIX library contains an + implementation. Write your own declaration based on the code below. + + The following code is dependent on internal interfaces that are not + part of the IRIX compatibility guarantee; however, there is no future + intention to change this interface, so on a practical level, the code + below is safe to use on IRIX. +*/ +# include <rld_interface.h> +# ifndef _RLD_INTERFACE_DLFCN_H_DLADDR +# define _RLD_INTERFACE_DLFCN_H_DLADDR +typedef struct Dl_info { + const char *dli_fname; + void *dli_fbase; + const char *dli_sname; + void *dli_saddr; + int dli_version; + int dli_reserved1; + long dli_reserved[4]; +} Dl_info; +# else +typedef struct Dl_info Dl_info; +# endif +# define _RLD_DLADDR 14 + +static int dladdr(void *address, Dl_info *dl) +{ + void *v; + v = _rld_new_interface(_RLD_DLADDR, address, dl); + return (int)v; +} +# endif /* __sgi */ + +static int dlfcn_pathbyaddr(void *addr, char *path, int sz) +{ +# ifdef HAVE_DLINFO + Dl_info dli; + int len; + + if (addr == NULL) { + union { + int (*f) (void *, char *, int); + void *p; + } t = { + dlfcn_pathbyaddr + }; + addr = t.p; + } + + if (dladdr(addr, &dli)) { + len = (int)strlen(dli.dli_fname); + if (sz <= 0) + return len + 1; + if (len >= sz) + len = sz - 1; + memcpy(path, dli.dli_fname, len); + path[len++] = 0; + return len; + } + + ERR_add_error_data(2, "dlfcn_pathbyaddr(): ", dlerror()); +# endif + return -1; +} + +static void *dlfcn_globallookup(const char *name) +{ + void *ret = NULL, *handle = dlopen(NULL, RTLD_LAZY); + + if (handle) { + ret = dlsym(handle, name); + dlclose(handle); + } + + return ret; +} +#endif /* DSO_DLFCN */ diff --git a/thirdparty/openssl/crypto/dso/dso_err.c b/thirdparty/openssl/crypto/dso/dso_err.c new file mode 100644 index 0000000000..e143cc01f0 --- /dev/null +++ b/thirdparty/openssl/crypto/dso/dso_err.c @@ -0,0 +1,158 @@ +/* crypto/dso/dso_err.c */ +/* ==================================================================== + * Copyright (c) 1999-2006 The OpenSSL Project. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * + * 3. All advertising materials mentioning features or use of this + * software must display the following acknowledgment: + * "This product includes software developed by the OpenSSL Project + * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" + * + * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to + * endorse or promote products derived from this software without + * prior written permission. For written permission, please contact + * openssl-core@OpenSSL.org. + * + * 5. Products derived from this software may not be called "OpenSSL" + * nor may "OpenSSL" appear in their names without prior written + * permission of the OpenSSL Project. + * + * 6. Redistributions of any form whatsoever must retain the following + * acknowledgment: + * "This product includes software developed by the OpenSSL Project + * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" + * + * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY + * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR + * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, + * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED + * OF THE POSSIBILITY OF SUCH DAMAGE. + * ==================================================================== + * + * This product includes cryptographic software written by Eric Young + * (eay@cryptsoft.com). This product includes software written by Tim + * Hudson (tjh@cryptsoft.com). + * + */ + +/* + * NOTE: this file was auto generated by the mkerr.pl script: any changes + * made to it will be overwritten when the script next updates this file, + * only reason strings will be preserved. + */ + +#include <stdio.h> +#include <openssl/err.h> +#include <openssl/dso.h> + +/* BEGIN ERROR CODES */ +#ifndef OPENSSL_NO_ERR + +# define ERR_FUNC(func) ERR_PACK(ERR_LIB_DSO,func,0) +# define ERR_REASON(reason) ERR_PACK(ERR_LIB_DSO,0,reason) + +static ERR_STRING_DATA DSO_str_functs[] = { + {ERR_FUNC(DSO_F_BEOS_BIND_FUNC), "BEOS_BIND_FUNC"}, + {ERR_FUNC(DSO_F_BEOS_BIND_VAR), "BEOS_BIND_VAR"}, + {ERR_FUNC(DSO_F_BEOS_LOAD), "BEOS_LOAD"}, + {ERR_FUNC(DSO_F_BEOS_NAME_CONVERTER), "BEOS_NAME_CONVERTER"}, + {ERR_FUNC(DSO_F_BEOS_UNLOAD), "BEOS_UNLOAD"}, + {ERR_FUNC(DSO_F_DLFCN_BIND_FUNC), "DLFCN_BIND_FUNC"}, + {ERR_FUNC(DSO_F_DLFCN_BIND_VAR), "DLFCN_BIND_VAR"}, + {ERR_FUNC(DSO_F_DLFCN_LOAD), "DLFCN_LOAD"}, + {ERR_FUNC(DSO_F_DLFCN_MERGER), "DLFCN_MERGER"}, + {ERR_FUNC(DSO_F_DLFCN_NAME_CONVERTER), "DLFCN_NAME_CONVERTER"}, + {ERR_FUNC(DSO_F_DLFCN_UNLOAD), "DLFCN_UNLOAD"}, + {ERR_FUNC(DSO_F_DL_BIND_FUNC), "DL_BIND_FUNC"}, + {ERR_FUNC(DSO_F_DL_BIND_VAR), "DL_BIND_VAR"}, + {ERR_FUNC(DSO_F_DL_LOAD), "DL_LOAD"}, + {ERR_FUNC(DSO_F_DL_MERGER), "DL_MERGER"}, + {ERR_FUNC(DSO_F_DL_NAME_CONVERTER), "DL_NAME_CONVERTER"}, + {ERR_FUNC(DSO_F_DL_UNLOAD), "DL_UNLOAD"}, + {ERR_FUNC(DSO_F_DSO_BIND_FUNC), "DSO_bind_func"}, + {ERR_FUNC(DSO_F_DSO_BIND_VAR), "DSO_bind_var"}, + {ERR_FUNC(DSO_F_DSO_CONVERT_FILENAME), "DSO_convert_filename"}, + {ERR_FUNC(DSO_F_DSO_CTRL), "DSO_ctrl"}, + {ERR_FUNC(DSO_F_DSO_FREE), "DSO_free"}, + {ERR_FUNC(DSO_F_DSO_GET_FILENAME), "DSO_get_filename"}, + {ERR_FUNC(DSO_F_DSO_GET_LOADED_FILENAME), "DSO_get_loaded_filename"}, + {ERR_FUNC(DSO_F_DSO_GLOBAL_LOOKUP), "DSO_global_lookup"}, + {ERR_FUNC(DSO_F_DSO_LOAD), "DSO_load"}, + {ERR_FUNC(DSO_F_DSO_MERGE), "DSO_merge"}, + {ERR_FUNC(DSO_F_DSO_NEW_METHOD), "DSO_new_method"}, + {ERR_FUNC(DSO_F_DSO_PATHBYADDR), "DSO_pathbyaddr"}, + {ERR_FUNC(DSO_F_DSO_SET_FILENAME), "DSO_set_filename"}, + {ERR_FUNC(DSO_F_DSO_SET_NAME_CONVERTER), "DSO_set_name_converter"}, + {ERR_FUNC(DSO_F_DSO_UP_REF), "DSO_up_ref"}, + {ERR_FUNC(DSO_F_GLOBAL_LOOKUP_FUNC), "GLOBAL_LOOKUP_FUNC"}, + {ERR_FUNC(DSO_F_PATHBYADDR), "PATHBYADDR"}, + {ERR_FUNC(DSO_F_VMS_BIND_SYM), "VMS_BIND_SYM"}, + {ERR_FUNC(DSO_F_VMS_LOAD), "VMS_LOAD"}, + {ERR_FUNC(DSO_F_VMS_MERGER), "VMS_MERGER"}, + {ERR_FUNC(DSO_F_VMS_UNLOAD), "VMS_UNLOAD"}, + {ERR_FUNC(DSO_F_WIN32_BIND_FUNC), "WIN32_BIND_FUNC"}, + {ERR_FUNC(DSO_F_WIN32_BIND_VAR), "WIN32_BIND_VAR"}, + {ERR_FUNC(DSO_F_WIN32_GLOBALLOOKUP), "WIN32_GLOBALLOOKUP"}, + {ERR_FUNC(DSO_F_WIN32_GLOBALLOOKUP_FUNC), "WIN32_GLOBALLOOKUP_FUNC"}, + {ERR_FUNC(DSO_F_WIN32_JOINER), "WIN32_JOINER"}, + {ERR_FUNC(DSO_F_WIN32_LOAD), "WIN32_LOAD"}, + {ERR_FUNC(DSO_F_WIN32_MERGER), "WIN32_MERGER"}, + {ERR_FUNC(DSO_F_WIN32_NAME_CONVERTER), "WIN32_NAME_CONVERTER"}, + {ERR_FUNC(DSO_F_WIN32_PATHBYADDR), "WIN32_PATHBYADDR"}, + {ERR_FUNC(DSO_F_WIN32_SPLITTER), "WIN32_SPLITTER"}, + {ERR_FUNC(DSO_F_WIN32_UNLOAD), "WIN32_UNLOAD"}, + {0, NULL} +}; + +static ERR_STRING_DATA DSO_str_reasons[] = { + {ERR_REASON(DSO_R_CTRL_FAILED), "control command failed"}, + {ERR_REASON(DSO_R_DSO_ALREADY_LOADED), "dso already loaded"}, + {ERR_REASON(DSO_R_EMPTY_FILE_STRUCTURE), "empty file structure"}, + {ERR_REASON(DSO_R_FAILURE), "failure"}, + {ERR_REASON(DSO_R_FILENAME_TOO_BIG), "filename too big"}, + {ERR_REASON(DSO_R_FINISH_FAILED), "cleanup method function failed"}, + {ERR_REASON(DSO_R_INCORRECT_FILE_SYNTAX), "incorrect file syntax"}, + {ERR_REASON(DSO_R_LOAD_FAILED), "could not load the shared library"}, + {ERR_REASON(DSO_R_NAME_TRANSLATION_FAILED), "name translation failed"}, + {ERR_REASON(DSO_R_NO_FILENAME), "no filename"}, + {ERR_REASON(DSO_R_NO_FILE_SPECIFICATION), "no file specification"}, + {ERR_REASON(DSO_R_NULL_HANDLE), "a null shared library handle was used"}, + {ERR_REASON(DSO_R_SET_FILENAME_FAILED), "set filename failed"}, + {ERR_REASON(DSO_R_STACK_ERROR), "the meth_data stack is corrupt"}, + {ERR_REASON(DSO_R_SYM_FAILURE), + "could not bind to the requested symbol name"}, + {ERR_REASON(DSO_R_UNLOAD_FAILED), "could not unload the shared library"}, + {ERR_REASON(DSO_R_UNSUPPORTED), "functionality not supported"}, + {0, NULL} +}; + +#endif + +void ERR_load_DSO_strings(void) +{ +#ifndef OPENSSL_NO_ERR + + if (ERR_func_error_string(DSO_str_functs[0].error) == NULL) { + ERR_load_strings(0, DSO_str_functs); + ERR_load_strings(0, DSO_str_reasons); + } +#endif +} diff --git a/thirdparty/openssl/crypto/dso/dso_lib.c b/thirdparty/openssl/crypto/dso/dso_lib.c new file mode 100644 index 0000000000..2beb7c1ba5 --- /dev/null +++ b/thirdparty/openssl/crypto/dso/dso_lib.c @@ -0,0 +1,448 @@ +/* dso_lib.c */ +/* + * Written by Geoff Thorpe (geoff@geoffthorpe.net) for the OpenSSL project + * 2000. + */ +/* ==================================================================== + * Copyright (c) 2000 The OpenSSL Project. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * + * 3. All advertising materials mentioning features or use of this + * software must display the following acknowledgment: + * "This product includes software developed by the OpenSSL Project + * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" + * + * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to + * endorse or promote products derived from this software without + * prior written permission. For written permission, please contact + * licensing@OpenSSL.org. + * + * 5. Products derived from this software may not be called "OpenSSL" + * nor may "OpenSSL" appear in their names without prior written + * permission of the OpenSSL Project. + * + * 6. Redistributions of any form whatsoever must retain the following + * acknowledgment: + * "This product includes software developed by the OpenSSL Project + * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" + * + * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY + * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR + * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, + * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED + * OF THE POSSIBILITY OF SUCH DAMAGE. + * ==================================================================== + * + * This product includes cryptographic software written by Eric Young + * (eay@cryptsoft.com). This product includes software written by Tim + * Hudson (tjh@cryptsoft.com). + * + */ + +#include <stdio.h> +#include <openssl/crypto.h> +#include "cryptlib.h" +#include <openssl/dso.h> + +static DSO_METHOD *default_DSO_meth = NULL; + +DSO *DSO_new(void) +{ + return (DSO_new_method(NULL)); +} + +void DSO_set_default_method(DSO_METHOD *meth) +{ + default_DSO_meth = meth; +} + +DSO_METHOD *DSO_get_default_method(void) +{ + return (default_DSO_meth); +} + +DSO_METHOD *DSO_get_method(DSO *dso) +{ + return (dso->meth); +} + +DSO_METHOD *DSO_set_method(DSO *dso, DSO_METHOD *meth) +{ + DSO_METHOD *mtmp; + mtmp = dso->meth; + dso->meth = meth; + return (mtmp); +} + +DSO *DSO_new_method(DSO_METHOD *meth) +{ + DSO *ret; + + if (default_DSO_meth == NULL) + /* + * We default to DSO_METH_openssl() which in turn defaults to + * stealing the "best available" method. Will fallback to + * DSO_METH_null() in the worst case. + */ + default_DSO_meth = DSO_METHOD_openssl(); + ret = (DSO *)OPENSSL_malloc(sizeof(DSO)); + if (ret == NULL) { + DSOerr(DSO_F_DSO_NEW_METHOD, ERR_R_MALLOC_FAILURE); + return (NULL); + } + memset(ret, 0, sizeof(DSO)); + ret->meth_data = sk_void_new_null(); + if (ret->meth_data == NULL) { + /* sk_new doesn't generate any errors so we do */ + DSOerr(DSO_F_DSO_NEW_METHOD, ERR_R_MALLOC_FAILURE); + OPENSSL_free(ret); + return (NULL); + } + if (meth == NULL) + ret->meth = default_DSO_meth; + else + ret->meth = meth; + ret->references = 1; + if ((ret->meth->init != NULL) && !ret->meth->init(ret)) { + sk_void_free(ret->meth_data); + OPENSSL_free(ret); + ret = NULL; + } + return (ret); +} + +int DSO_free(DSO *dso) +{ + int i; + + if (dso == NULL) { + DSOerr(DSO_F_DSO_FREE, ERR_R_PASSED_NULL_PARAMETER); + return (0); + } + + i = CRYPTO_add(&dso->references, -1, CRYPTO_LOCK_DSO); +#ifdef REF_PRINT + REF_PRINT("DSO", dso); +#endif + if (i > 0) + return (1); +#ifdef REF_CHECK + if (i < 0) { + fprintf(stderr, "DSO_free, bad reference count\n"); + abort(); + } +#endif + + if ((dso->meth->dso_unload != NULL) && !dso->meth->dso_unload(dso)) { + DSOerr(DSO_F_DSO_FREE, DSO_R_UNLOAD_FAILED); + return (0); + } + + if ((dso->meth->finish != NULL) && !dso->meth->finish(dso)) { + DSOerr(DSO_F_DSO_FREE, DSO_R_FINISH_FAILED); + return (0); + } + + sk_void_free(dso->meth_data); + if (dso->filename != NULL) + OPENSSL_free(dso->filename); + if (dso->loaded_filename != NULL) + OPENSSL_free(dso->loaded_filename); + + OPENSSL_free(dso); + return (1); +} + +int DSO_flags(DSO *dso) +{ + return ((dso == NULL) ? 0 : dso->flags); +} + +int DSO_up_ref(DSO *dso) +{ + if (dso == NULL) { + DSOerr(DSO_F_DSO_UP_REF, ERR_R_PASSED_NULL_PARAMETER); + return (0); + } + + CRYPTO_add(&dso->references, 1, CRYPTO_LOCK_DSO); + return (1); +} + +DSO *DSO_load(DSO *dso, const char *filename, DSO_METHOD *meth, int flags) +{ + DSO *ret; + int allocated = 0; + + if (dso == NULL) { + ret = DSO_new_method(meth); + if (ret == NULL) { + DSOerr(DSO_F_DSO_LOAD, ERR_R_MALLOC_FAILURE); + goto err; + } + allocated = 1; + /* Pass the provided flags to the new DSO object */ + if (DSO_ctrl(ret, DSO_CTRL_SET_FLAGS, flags, NULL) < 0) { + DSOerr(DSO_F_DSO_LOAD, DSO_R_CTRL_FAILED); + goto err; + } + } else + ret = dso; + /* Don't load if we're currently already loaded */ + if (ret->filename != NULL) { + DSOerr(DSO_F_DSO_LOAD, DSO_R_DSO_ALREADY_LOADED); + goto err; + } + /* + * filename can only be NULL if we were passed a dso that already has one + * set. + */ + if (filename != NULL) + if (!DSO_set_filename(ret, filename)) { + DSOerr(DSO_F_DSO_LOAD, DSO_R_SET_FILENAME_FAILED); + goto err; + } + filename = ret->filename; + if (filename == NULL) { + DSOerr(DSO_F_DSO_LOAD, DSO_R_NO_FILENAME); + goto err; + } + if (ret->meth->dso_load == NULL) { + DSOerr(DSO_F_DSO_LOAD, DSO_R_UNSUPPORTED); + goto err; + } + if (!ret->meth->dso_load(ret)) { + DSOerr(DSO_F_DSO_LOAD, DSO_R_LOAD_FAILED); + goto err; + } + /* Load succeeded */ + return (ret); + err: + if (allocated) + DSO_free(ret); + return (NULL); +} + +void *DSO_bind_var(DSO *dso, const char *symname) +{ + void *ret = NULL; + + if ((dso == NULL) || (symname == NULL)) { + DSOerr(DSO_F_DSO_BIND_VAR, ERR_R_PASSED_NULL_PARAMETER); + return (NULL); + } + if (dso->meth->dso_bind_var == NULL) { + DSOerr(DSO_F_DSO_BIND_VAR, DSO_R_UNSUPPORTED); + return (NULL); + } + if ((ret = dso->meth->dso_bind_var(dso, symname)) == NULL) { + DSOerr(DSO_F_DSO_BIND_VAR, DSO_R_SYM_FAILURE); + return (NULL); + } + /* Success */ + return (ret); +} + +DSO_FUNC_TYPE DSO_bind_func(DSO *dso, const char *symname) +{ + DSO_FUNC_TYPE ret = NULL; + + if ((dso == NULL) || (symname == NULL)) { + DSOerr(DSO_F_DSO_BIND_FUNC, ERR_R_PASSED_NULL_PARAMETER); + return (NULL); + } + if (dso->meth->dso_bind_func == NULL) { + DSOerr(DSO_F_DSO_BIND_FUNC, DSO_R_UNSUPPORTED); + return (NULL); + } + if ((ret = dso->meth->dso_bind_func(dso, symname)) == NULL) { + DSOerr(DSO_F_DSO_BIND_FUNC, DSO_R_SYM_FAILURE); + return (NULL); + } + /* Success */ + return (ret); +} + +/* + * I don't really like these *_ctrl functions very much to be perfectly + * honest. For one thing, I think I have to return a negative value for any + * error because possible DSO_ctrl() commands may return values such as + * "size"s that can legitimately be zero (making the standard + * "if (DSO_cmd(...))" form that works almost everywhere else fail at odd + * times. I'd prefer "output" values to be passed by reference and the return + * value as success/failure like usual ... but we conform when we must... :-) + */ +long DSO_ctrl(DSO *dso, int cmd, long larg, void *parg) +{ + if (dso == NULL) { + DSOerr(DSO_F_DSO_CTRL, ERR_R_PASSED_NULL_PARAMETER); + return (-1); + } + /* + * We should intercept certain generic commands and only pass control to + * the method-specific ctrl() function if it's something we don't handle. + */ + switch (cmd) { + case DSO_CTRL_GET_FLAGS: + return dso->flags; + case DSO_CTRL_SET_FLAGS: + dso->flags = (int)larg; + return (0); + case DSO_CTRL_OR_FLAGS: + dso->flags |= (int)larg; + return (0); + default: + break; + } + if ((dso->meth == NULL) || (dso->meth->dso_ctrl == NULL)) { + DSOerr(DSO_F_DSO_CTRL, DSO_R_UNSUPPORTED); + return (-1); + } + return (dso->meth->dso_ctrl(dso, cmd, larg, parg)); +} + +int DSO_set_name_converter(DSO *dso, DSO_NAME_CONVERTER_FUNC cb, + DSO_NAME_CONVERTER_FUNC *oldcb) +{ + if (dso == NULL) { + DSOerr(DSO_F_DSO_SET_NAME_CONVERTER, ERR_R_PASSED_NULL_PARAMETER); + return (0); + } + if (oldcb) + *oldcb = dso->name_converter; + dso->name_converter = cb; + return (1); +} + +const char *DSO_get_filename(DSO *dso) +{ + if (dso == NULL) { + DSOerr(DSO_F_DSO_GET_FILENAME, ERR_R_PASSED_NULL_PARAMETER); + return (NULL); + } + return (dso->filename); +} + +int DSO_set_filename(DSO *dso, const char *filename) +{ + char *copied; + + if ((dso == NULL) || (filename == NULL)) { + DSOerr(DSO_F_DSO_SET_FILENAME, ERR_R_PASSED_NULL_PARAMETER); + return (0); + } + if (dso->loaded_filename) { + DSOerr(DSO_F_DSO_SET_FILENAME, DSO_R_DSO_ALREADY_LOADED); + return (0); + } + /* We'll duplicate filename */ + copied = OPENSSL_malloc(strlen(filename) + 1); + if (copied == NULL) { + DSOerr(DSO_F_DSO_SET_FILENAME, ERR_R_MALLOC_FAILURE); + return (0); + } + BUF_strlcpy(copied, filename, strlen(filename) + 1); + if (dso->filename) + OPENSSL_free(dso->filename); + dso->filename = copied; + return (1); +} + +char *DSO_merge(DSO *dso, const char *filespec1, const char *filespec2) +{ + char *result = NULL; + + if (dso == NULL || filespec1 == NULL) { + DSOerr(DSO_F_DSO_MERGE, ERR_R_PASSED_NULL_PARAMETER); + return (NULL); + } + if ((dso->flags & DSO_FLAG_NO_NAME_TRANSLATION) == 0) { + if (dso->merger != NULL) + result = dso->merger(dso, filespec1, filespec2); + else if (dso->meth->dso_merger != NULL) + result = dso->meth->dso_merger(dso, filespec1, filespec2); + } + return (result); +} + +char *DSO_convert_filename(DSO *dso, const char *filename) +{ + char *result = NULL; + + if (dso == NULL) { + DSOerr(DSO_F_DSO_CONVERT_FILENAME, ERR_R_PASSED_NULL_PARAMETER); + return (NULL); + } + if (filename == NULL) + filename = dso->filename; + if (filename == NULL) { + DSOerr(DSO_F_DSO_CONVERT_FILENAME, DSO_R_NO_FILENAME); + return (NULL); + } + if ((dso->flags & DSO_FLAG_NO_NAME_TRANSLATION) == 0) { + if (dso->name_converter != NULL) + result = dso->name_converter(dso, filename); + else if (dso->meth->dso_name_converter != NULL) + result = dso->meth->dso_name_converter(dso, filename); + } + if (result == NULL) { + result = OPENSSL_malloc(strlen(filename) + 1); + if (result == NULL) { + DSOerr(DSO_F_DSO_CONVERT_FILENAME, ERR_R_MALLOC_FAILURE); + return (NULL); + } + BUF_strlcpy(result, filename, strlen(filename) + 1); + } + return (result); +} + +const char *DSO_get_loaded_filename(DSO *dso) +{ + if (dso == NULL) { + DSOerr(DSO_F_DSO_GET_LOADED_FILENAME, ERR_R_PASSED_NULL_PARAMETER); + return (NULL); + } + return (dso->loaded_filename); +} + +int DSO_pathbyaddr(void *addr, char *path, int sz) +{ + DSO_METHOD *meth = default_DSO_meth; + if (meth == NULL) + meth = DSO_METHOD_openssl(); + if (meth->pathbyaddr == NULL) { + DSOerr(DSO_F_DSO_PATHBYADDR, DSO_R_UNSUPPORTED); + return -1; + } + return (*meth->pathbyaddr) (addr, path, sz); +} + +void *DSO_global_lookup(const char *name) +{ + DSO_METHOD *meth = default_DSO_meth; + if (meth == NULL) + meth = DSO_METHOD_openssl(); + if (meth->globallookup == NULL) { + DSOerr(DSO_F_DSO_GLOBAL_LOOKUP, DSO_R_UNSUPPORTED); + return NULL; + } + return (*meth->globallookup) (name); +} diff --git a/thirdparty/openssl/crypto/dso/dso_null.c b/thirdparty/openssl/crypto/dso/dso_null.c new file mode 100644 index 0000000000..20122d1cab --- /dev/null +++ b/thirdparty/openssl/crypto/dso/dso_null.c @@ -0,0 +1,92 @@ +/* dso_null.c */ +/* + * Written by Geoff Thorpe (geoff@geoffthorpe.net) for the OpenSSL project + * 2000. + */ +/* ==================================================================== + * Copyright (c) 2000 The OpenSSL Project. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * + * 3. All advertising materials mentioning features or use of this + * software must display the following acknowledgment: + * "This product includes software developed by the OpenSSL Project + * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" + * + * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to + * endorse or promote products derived from this software without + * prior written permission. For written permission, please contact + * licensing@OpenSSL.org. + * + * 5. Products derived from this software may not be called "OpenSSL" + * nor may "OpenSSL" appear in their names without prior written + * permission of the OpenSSL Project. + * + * 6. Redistributions of any form whatsoever must retain the following + * acknowledgment: + * "This product includes software developed by the OpenSSL Project + * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" + * + * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY + * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR + * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, + * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED + * OF THE POSSIBILITY OF SUCH DAMAGE. + * ==================================================================== + * + * This product includes cryptographic software written by Eric Young + * (eay@cryptsoft.com). This product includes software written by Tim + * Hudson (tjh@cryptsoft.com). + * + */ + +/* + * This "NULL" method is provided as the fallback for systems that have no + * appropriate support for "shared-libraries". + */ + +#include <stdio.h> +#include "cryptlib.h" +#include <openssl/dso.h> + +static DSO_METHOD dso_meth_null = { + "NULL shared library method", + NULL, /* load */ + NULL, /* unload */ + NULL, /* bind_var */ + NULL, /* bind_func */ +/* For now, "unbind" doesn't exist */ +#if 0 + NULL, /* unbind_var */ + NULL, /* unbind_func */ +#endif + NULL, /* ctrl */ + NULL, /* dso_name_converter */ + NULL, /* dso_merger */ + NULL, /* init */ + NULL, /* finish */ + NULL, /* pathbyaddr */ + NULL /* globallookup */ +}; + +DSO_METHOD *DSO_METHOD_null(void) +{ + return (&dso_meth_null); +} diff --git a/thirdparty/openssl/crypto/dso/dso_openssl.c b/thirdparty/openssl/crypto/dso/dso_openssl.c new file mode 100644 index 0000000000..087e989e1c --- /dev/null +++ b/thirdparty/openssl/crypto/dso/dso_openssl.c @@ -0,0 +1,83 @@ +/* dso_openssl.c */ +/* + * Written by Geoff Thorpe (geoff@geoffthorpe.net) for the OpenSSL project + * 2000. + */ +/* ==================================================================== + * Copyright (c) 2000 The OpenSSL Project. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * + * 3. All advertising materials mentioning features or use of this + * software must display the following acknowledgment: + * "This product includes software developed by the OpenSSL Project + * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" + * + * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to + * endorse or promote products derived from this software without + * prior written permission. For written permission, please contact + * licensing@OpenSSL.org. + * + * 5. Products derived from this software may not be called "OpenSSL" + * nor may "OpenSSL" appear in their names without prior written + * permission of the OpenSSL Project. + * + * 6. Redistributions of any form whatsoever must retain the following + * acknowledgment: + * "This product includes software developed by the OpenSSL Project + * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" + * + * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY + * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR + * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, + * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED + * OF THE POSSIBILITY OF SUCH DAMAGE. + * ==================================================================== + * + * This product includes cryptographic software written by Eric Young + * (eay@cryptsoft.com). This product includes software written by Tim + * Hudson (tjh@cryptsoft.com). + * + */ + +#include <stdio.h> +#include "cryptlib.h" +#include <openssl/dso.h> + +/* We just pinch the method from an appropriate "default" method. */ + +DSO_METHOD *DSO_METHOD_openssl(void) +{ +#ifdef DEF_DSO_METHOD + return (DEF_DSO_METHOD()); +#elif defined(DSO_DLFCN) + return (DSO_METHOD_dlfcn()); +#elif defined(DSO_DL) + return (DSO_METHOD_dl()); +#elif defined(DSO_WIN32) + return (DSO_METHOD_win32()); +#elif defined(DSO_VMS) + return (DSO_METHOD_vms()); +#elif defined(DSO_BEOS) + return (DSO_METHOD_beos()); +#else + return (DSO_METHOD_null()); +#endif +} diff --git a/thirdparty/openssl/crypto/dso/dso_vms.c b/thirdparty/openssl/crypto/dso/dso_vms.c new file mode 100644 index 0000000000..1efd84b945 --- /dev/null +++ b/thirdparty/openssl/crypto/dso/dso_vms.c @@ -0,0 +1,547 @@ +/* dso_vms.c */ +/* + * Written by Richard Levitte (richard@levitte.org) for the OpenSSL project + * 2000. + */ +/* ==================================================================== + * Copyright (c) 2000 The OpenSSL Project. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * + * 3. All advertising materials mentioning features or use of this + * software must display the following acknowledgment: + * "This product includes software developed by the OpenSSL Project + * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" + * + * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to + * endorse or promote products derived from this software without + * prior written permission. For written permission, please contact + * licensing@OpenSSL.org. + * + * 5. Products derived from this software may not be called "OpenSSL" + * nor may "OpenSSL" appear in their names without prior written + * permission of the OpenSSL Project. + * + * 6. Redistributions of any form whatsoever must retain the following + * acknowledgment: + * "This product includes software developed by the OpenSSL Project + * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" + * + * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY + * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR + * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, + * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED + * OF THE POSSIBILITY OF SUCH DAMAGE. + * ==================================================================== + * + * This product includes cryptographic software written by Eric Young + * (eay@cryptsoft.com). This product includes software written by Tim + * Hudson (tjh@cryptsoft.com). + * + */ + +#include <stdio.h> +#include <string.h> +#include <errno.h> +#include "cryptlib.h" +#include <openssl/dso.h> + +#ifndef OPENSSL_SYS_VMS +DSO_METHOD *DSO_METHOD_vms(void) +{ + return NULL; +} +#else + +# pragma message disable DOLLARID +# include <rms.h> +# include <lib$routines.h> +# include <stsdef.h> +# include <descrip.h> +# include <starlet.h> +# include "vms_rms.h" + +/* Some compiler options may mask the declaration of "_malloc32". */ +# if __INITIAL_POINTER_SIZE && defined _ANSI_C_SOURCE +# if __INITIAL_POINTER_SIZE == 64 +# pragma pointer_size save +# pragma pointer_size 32 +void *_malloc32(__size_t); +# pragma pointer_size restore +# endif /* __INITIAL_POINTER_SIZE == 64 */ +# endif /* __INITIAL_POINTER_SIZE && defined + * _ANSI_C_SOURCE */ + +# pragma message disable DOLLARID + +static int vms_load(DSO *dso); +static int vms_unload(DSO *dso); +static void *vms_bind_var(DSO *dso, const char *symname); +static DSO_FUNC_TYPE vms_bind_func(DSO *dso, const char *symname); +# if 0 +static int vms_unbind_var(DSO *dso, char *symname, void *symptr); +static int vms_unbind_func(DSO *dso, char *symname, DSO_FUNC_TYPE symptr); +static int vms_init(DSO *dso); +static int vms_finish(DSO *dso); +static long vms_ctrl(DSO *dso, int cmd, long larg, void *parg); +# endif +static char *vms_name_converter(DSO *dso, const char *filename); +static char *vms_merger(DSO *dso, const char *filespec1, + const char *filespec2); + +static DSO_METHOD dso_meth_vms = { + "OpenSSL 'VMS' shared library method", + vms_load, + NULL, /* unload */ + vms_bind_var, + vms_bind_func, +/* For now, "unbind" doesn't exist */ +# if 0 + NULL, /* unbind_var */ + NULL, /* unbind_func */ +# endif + NULL, /* ctrl */ + vms_name_converter, + vms_merger, + NULL, /* init */ + NULL /* finish */ +}; + +/* + * On VMS, the only "handle" is the file name. LIB$FIND_IMAGE_SYMBOL depends + * on the reference to the file name being the same for all calls regarding + * one shared image, so we'll just store it in an instance of the following + * structure and put a pointer to that instance in the meth_data stack. + */ +typedef struct dso_internal_st { + /* + * This should contain the name only, no directory, no extension, nothing + * but a name. + */ + struct dsc$descriptor_s filename_dsc; + char filename[NAMX_MAXRSS + 1]; + /* + * This contains whatever is not in filename, if needed. Normally not + * defined. + */ + struct dsc$descriptor_s imagename_dsc; + char imagename[NAMX_MAXRSS + 1]; +} DSO_VMS_INTERNAL; + +DSO_METHOD *DSO_METHOD_vms(void) +{ + return (&dso_meth_vms); +} + +static int vms_load(DSO *dso) +{ + void *ptr = NULL; + /* See applicable comments in dso_dl.c */ + char *filename = DSO_convert_filename(dso, NULL); + +/* Ensure 32-bit pointer for "p", and appropriate malloc() function. */ +# if __INITIAL_POINTER_SIZE == 64 +# define DSO_MALLOC _malloc32 +# pragma pointer_size save +# pragma pointer_size 32 +# else /* __INITIAL_POINTER_SIZE == 64 */ +# define DSO_MALLOC OPENSSL_malloc +# endif /* __INITIAL_POINTER_SIZE == 64 [else] */ + + DSO_VMS_INTERNAL *p = NULL; + +# if __INITIAL_POINTER_SIZE == 64 +# pragma pointer_size restore +# endif /* __INITIAL_POINTER_SIZE == 64 */ + + const char *sp1, *sp2; /* Search result */ + const char *ext = NULL; /* possible extension to add */ + + if (filename == NULL) { + DSOerr(DSO_F_VMS_LOAD, DSO_R_NO_FILENAME); + goto err; + } + + /*- + * A file specification may look like this: + * + * node::dev:[dir-spec]name.type;ver + * + * or (for compatibility with TOPS-20): + * + * node::dev:<dir-spec>name.type;ver + * + * and the dir-spec uses '.' as separator. Also, a dir-spec + * may consist of several parts, with mixed use of [] and <>: + * + * [dir1.]<dir2> + * + * We need to split the file specification into the name and + * the rest (both before and after the name itself). + */ + /* + * Start with trying to find the end of a dir-spec, and save the position + * of the byte after in sp1 + */ + sp1 = strrchr(filename, ']'); + sp2 = strrchr(filename, '>'); + if (sp1 == NULL) + sp1 = sp2; + if (sp2 != NULL && sp2 > sp1) + sp1 = sp2; + if (sp1 == NULL) + sp1 = strrchr(filename, ':'); + if (sp1 == NULL) + sp1 = filename; + else + sp1++; /* The byte after the found character */ + /* Now, let's see if there's a type, and save the position in sp2 */ + sp2 = strchr(sp1, '.'); + /* + * If there is a period and the next character is a semi-colon, + * we need to add an extension + */ + if (sp2 != NULL && sp2[1] == ';') + ext = ".EXE"; + /* + * If we found it, that's where we'll cut. Otherwise, look for a version + * number and save the position in sp2 + */ + if (sp2 == NULL) { + sp2 = strchr(sp1, ';'); + ext = ".EXE"; + } + /* + * If there was still nothing to find, set sp2 to point at the end of the + * string + */ + if (sp2 == NULL) + sp2 = sp1 + strlen(sp1); + + /* Check that we won't get buffer overflows */ + if (sp2 - sp1 > FILENAME_MAX + || (sp1 - filename) + strlen(sp2) > FILENAME_MAX) { + DSOerr(DSO_F_VMS_LOAD, DSO_R_FILENAME_TOO_BIG); + goto err; + } + + p = DSO_MALLOC(sizeof(DSO_VMS_INTERNAL)); + if (p == NULL) { + DSOerr(DSO_F_VMS_LOAD, ERR_R_MALLOC_FAILURE); + goto err; + } + + strncpy(p->filename, sp1, sp2 - sp1); + p->filename[sp2 - sp1] = '\0'; + + strncpy(p->imagename, filename, sp1 - filename); + p->imagename[sp1 - filename] = '\0'; + if (ext) { + strcat(p->imagename, ext); + if (*sp2 == '.') + sp2++; + } + strcat(p->imagename, sp2); + + p->filename_dsc.dsc$w_length = strlen(p->filename); + p->filename_dsc.dsc$b_dtype = DSC$K_DTYPE_T; + p->filename_dsc.dsc$b_class = DSC$K_CLASS_S; + p->filename_dsc.dsc$a_pointer = p->filename; + p->imagename_dsc.dsc$w_length = strlen(p->imagename); + p->imagename_dsc.dsc$b_dtype = DSC$K_DTYPE_T; + p->imagename_dsc.dsc$b_class = DSC$K_CLASS_S; + p->imagename_dsc.dsc$a_pointer = p->imagename; + + if (!sk_void_push(dso->meth_data, (char *)p)) { + DSOerr(DSO_F_VMS_LOAD, DSO_R_STACK_ERROR); + goto err; + } + + /* Success (for now, we lie. We actually do not know...) */ + dso->loaded_filename = filename; + return (1); + err: + /* Cleanup! */ + if (p != NULL) + OPENSSL_free(p); + if (filename != NULL) + OPENSSL_free(filename); + return (0); +} + +/* + * Note that this doesn't actually unload the shared image, as there is no + * such thing in VMS. Next time it get loaded again, a new copy will + * actually be loaded. + */ +static int vms_unload(DSO *dso) +{ + DSO_VMS_INTERNAL *p; + if (dso == NULL) { + DSOerr(DSO_F_VMS_UNLOAD, ERR_R_PASSED_NULL_PARAMETER); + return (0); + } + if (sk_void_num(dso->meth_data) < 1) + return (1); + p = (DSO_VMS_INTERNAL *)sk_void_pop(dso->meth_data); + if (p == NULL) { + DSOerr(DSO_F_VMS_UNLOAD, DSO_R_NULL_HANDLE); + return (0); + } + /* Cleanup */ + OPENSSL_free(p); + return (1); +} + +/* + * We must do this in a separate function because of the way the exception + * handler works (it makes this function return + */ +static int do_find_symbol(DSO_VMS_INTERNAL *ptr, + struct dsc$descriptor_s *symname_dsc, void **sym, + unsigned long flags) +{ + /* + * Make sure that signals are caught and returned instead of aborting the + * program. The exception handler gets unestablished automatically on + * return from this function. + */ + lib$establish(lib$sig_to_ret); + + if (ptr->imagename_dsc.dsc$w_length) + return lib$find_image_symbol(&ptr->filename_dsc, + symname_dsc, sym, + &ptr->imagename_dsc, flags); + else + return lib$find_image_symbol(&ptr->filename_dsc, + symname_dsc, sym, 0, flags); +} + +void vms_bind_sym(DSO *dso, const char *symname, void **sym) +{ + DSO_VMS_INTERNAL *ptr; + int status; +# if 0 + int flags = (1 << 4); /* LIB$M_FIS_MIXEDCASE, but this symbol isn't + * defined in VMS older than 7.0 or so */ +# else + int flags = 0; +# endif + struct dsc$descriptor_s symname_dsc; + +/* Arrange 32-bit pointer to (copied) string storage, if needed. */ +# if __INITIAL_POINTER_SIZE == 64 +# define SYMNAME symname_32p +# pragma pointer_size save +# pragma pointer_size 32 + char *symname_32p; +# pragma pointer_size restore + char symname_32[NAMX_MAXRSS + 1]; +# else /* __INITIAL_POINTER_SIZE == 64 */ +# define SYMNAME ((char *) symname) +# endif /* __INITIAL_POINTER_SIZE == 64 [else] */ + + *sym = NULL; + + if ((dso == NULL) || (symname == NULL)) { + DSOerr(DSO_F_VMS_BIND_SYM, ERR_R_PASSED_NULL_PARAMETER); + return; + } +# if __INITIAL_POINTER_SIZE == 64 + /* Copy the symbol name to storage with a 32-bit pointer. */ + symname_32p = symname_32; + strcpy(symname_32p, symname); +# endif /* __INITIAL_POINTER_SIZE == 64 [else] */ + + symname_dsc.dsc$w_length = strlen(SYMNAME); + symname_dsc.dsc$b_dtype = DSC$K_DTYPE_T; + symname_dsc.dsc$b_class = DSC$K_CLASS_S; + symname_dsc.dsc$a_pointer = SYMNAME; + + if (sk_void_num(dso->meth_data) < 1) { + DSOerr(DSO_F_VMS_BIND_SYM, DSO_R_STACK_ERROR); + return; + } + ptr = (DSO_VMS_INTERNAL *)sk_void_value(dso->meth_data, + sk_void_num(dso->meth_data) - 1); + if (ptr == NULL) { + DSOerr(DSO_F_VMS_BIND_SYM, DSO_R_NULL_HANDLE); + return; + } + + if (dso->flags & DSO_FLAG_UPCASE_SYMBOL) + flags = 0; + + status = do_find_symbol(ptr, &symname_dsc, sym, flags); + + if (!$VMS_STATUS_SUCCESS(status)) { + unsigned short length; + char errstring[257]; + struct dsc$descriptor_s errstring_dsc; + + errstring_dsc.dsc$w_length = sizeof(errstring); + errstring_dsc.dsc$b_dtype = DSC$K_DTYPE_T; + errstring_dsc.dsc$b_class = DSC$K_CLASS_S; + errstring_dsc.dsc$a_pointer = errstring; + + *sym = NULL; + + status = sys$getmsg(status, &length, &errstring_dsc, 1, 0); + + if (!$VMS_STATUS_SUCCESS(status)) + lib$signal(status); /* This is really bad. Abort! */ + else { + errstring[length] = '\0'; + + DSOerr(DSO_F_VMS_BIND_SYM, DSO_R_SYM_FAILURE); + if (ptr->imagename_dsc.dsc$w_length) + ERR_add_error_data(9, + "Symbol ", symname, + " in ", ptr->filename, + " (", ptr->imagename, ")", + ": ", errstring); + else + ERR_add_error_data(6, + "Symbol ", symname, + " in ", ptr->filename, ": ", errstring); + } + return; + } + return; +} + +static void *vms_bind_var(DSO *dso, const char *symname) +{ + void *sym = 0; + vms_bind_sym(dso, symname, &sym); + return sym; +} + +static DSO_FUNC_TYPE vms_bind_func(DSO *dso, const char *symname) +{ + DSO_FUNC_TYPE sym = 0; + vms_bind_sym(dso, symname, (void **)&sym); + return sym; +} + +static char *vms_merger(DSO *dso, const char *filespec1, + const char *filespec2) +{ + int status; + int filespec1len, filespec2len; + struct FAB fab; + struct NAMX_STRUCT nam; + char esa[NAMX_MAXRSS + 1]; + char *merged; + +/* Arrange 32-bit pointer to (copied) string storage, if needed. */ +# if __INITIAL_POINTER_SIZE == 64 +# define FILESPEC1 filespec1_32p; +# define FILESPEC2 filespec2_32p; +# pragma pointer_size save +# pragma pointer_size 32 + char *filespec1_32p; + char *filespec2_32p; +# pragma pointer_size restore + char filespec1_32[NAMX_MAXRSS + 1]; + char filespec2_32[NAMX_MAXRSS + 1]; +# else /* __INITIAL_POINTER_SIZE == 64 */ +# define FILESPEC1 ((char *) filespec1) +# define FILESPEC2 ((char *) filespec2) +# endif /* __INITIAL_POINTER_SIZE == 64 [else] */ + + if (!filespec1) + filespec1 = ""; + if (!filespec2) + filespec2 = ""; + filespec1len = strlen(filespec1); + filespec2len = strlen(filespec2); + +# if __INITIAL_POINTER_SIZE == 64 + /* Copy the file names to storage with a 32-bit pointer. */ + filespec1_32p = filespec1_32; + filespec2_32p = filespec2_32; + strcpy(filespec1_32p, filespec1); + strcpy(filespec2_32p, filespec2); +# endif /* __INITIAL_POINTER_SIZE == 64 [else] */ + + fab = cc$rms_fab; + nam = CC_RMS_NAMX; + + FAB_OR_NAML(fab, nam).FAB_OR_NAML_FNA = FILESPEC1; + FAB_OR_NAML(fab, nam).FAB_OR_NAML_FNS = filespec1len; + FAB_OR_NAML(fab, nam).FAB_OR_NAML_DNA = FILESPEC2; + FAB_OR_NAML(fab, nam).FAB_OR_NAML_DNS = filespec2len; + NAMX_DNA_FNA_SET(fab) + + nam.NAMX_ESA = esa; + nam.NAMX_ESS = NAMX_MAXRSS; + nam.NAMX_NOP = NAM$M_SYNCHK | NAM$M_PWD; + SET_NAMX_NO_SHORT_UPCASE(nam); + + fab.FAB_NAMX = &nam; + + status = sys$parse(&fab, 0, 0); + + if (!$VMS_STATUS_SUCCESS(status)) { + unsigned short length; + char errstring[257]; + struct dsc$descriptor_s errstring_dsc; + + errstring_dsc.dsc$w_length = sizeof(errstring); + errstring_dsc.dsc$b_dtype = DSC$K_DTYPE_T; + errstring_dsc.dsc$b_class = DSC$K_CLASS_S; + errstring_dsc.dsc$a_pointer = errstring; + + status = sys$getmsg(status, &length, &errstring_dsc, 1, 0); + + if (!$VMS_STATUS_SUCCESS(status)) + lib$signal(status); /* This is really bad. Abort! */ + else { + errstring[length] = '\0'; + + DSOerr(DSO_F_VMS_MERGER, DSO_R_FAILURE); + ERR_add_error_data(7, + "filespec \"", filespec1, "\", ", + "defaults \"", filespec2, "\": ", errstring); + } + return (NULL); + } + + merged = OPENSSL_malloc(nam.NAMX_ESL + 1); + if (!merged) + goto malloc_err; + strncpy(merged, nam.NAMX_ESA, nam.NAMX_ESL); + merged[nam.NAMX_ESL] = '\0'; + return (merged); + malloc_err: + DSOerr(DSO_F_VMS_MERGER, ERR_R_MALLOC_FAILURE); +} + +static char *vms_name_converter(DSO *dso, const char *filename) +{ + int len = strlen(filename); + char *not_translated = OPENSSL_malloc(len + 1); + if (not_translated) + strcpy(not_translated, filename); + return (not_translated); +} + +#endif /* OPENSSL_SYS_VMS */ diff --git a/thirdparty/openssl/crypto/dso/dso_win32.c b/thirdparty/openssl/crypto/dso/dso_win32.c new file mode 100644 index 0000000000..706e754a3f --- /dev/null +++ b/thirdparty/openssl/crypto/dso/dso_win32.c @@ -0,0 +1,788 @@ +/* dso_win32.c */ +/* + * Written by Geoff Thorpe (geoff@geoffthorpe.net) for the OpenSSL project + * 2000. + */ +/* ==================================================================== + * Copyright (c) 2000 The OpenSSL Project. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * + * 3. All advertising materials mentioning features or use of this + * software must display the following acknowledgment: + * "This product includes software developed by the OpenSSL Project + * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" + * + * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to + * endorse or promote products derived from this software without + * prior written permission. For written permission, please contact + * licensing@OpenSSL.org. + * + * 5. Products derived from this software may not be called "OpenSSL" + * nor may "OpenSSL" appear in their names without prior written + * permission of the OpenSSL Project. + * + * 6. Redistributions of any form whatsoever must retain the following + * acknowledgment: + * "This product includes software developed by the OpenSSL Project + * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" + * + * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY + * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR + * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, + * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED + * OF THE POSSIBILITY OF SUCH DAMAGE. + * ==================================================================== + * + * This product includes cryptographic software written by Eric Young + * (eay@cryptsoft.com). This product includes software written by Tim + * Hudson (tjh@cryptsoft.com). + * + */ + +#include <stdio.h> +#include <string.h> +#include "cryptlib.h" +#include <openssl/dso.h> + +#if !defined(DSO_WIN32) +DSO_METHOD *DSO_METHOD_win32(void) +{ + return NULL; +} +#else + +# ifdef _WIN32_WCE +# if _WIN32_WCE < 300 +static FARPROC GetProcAddressA(HMODULE hModule, LPCSTR lpProcName) +{ + WCHAR lpProcNameW[64]; + int i; + + for (i = 0; lpProcName[i] && i < 64; i++) + lpProcNameW[i] = (WCHAR)lpProcName[i]; + if (i == 64) + return NULL; + lpProcNameW[i] = 0; + + return GetProcAddressW(hModule, lpProcNameW); +} +# endif +# undef GetProcAddress +# define GetProcAddress GetProcAddressA + +static HINSTANCE LoadLibraryA(LPCSTR lpLibFileName) +{ + WCHAR *fnamw; + size_t len_0 = strlen(lpLibFileName) + 1, i; + +# ifdef _MSC_VER + fnamw = (WCHAR *)_alloca(len_0 * sizeof(WCHAR)); +# else + fnamw = (WCHAR *)alloca(len_0 * sizeof(WCHAR)); +# endif + if (fnamw == NULL) { + SetLastError(ERROR_NOT_ENOUGH_MEMORY); + return NULL; + } +# if defined(_WIN32_WCE) && _WIN32_WCE>=101 + if (!MultiByteToWideChar(CP_ACP, 0, lpLibFileName, len_0, fnamw, len_0)) +# endif + for (i = 0; i < len_0; i++) + fnamw[i] = (WCHAR)lpLibFileName[i]; + + return LoadLibraryW(fnamw); +} +# endif + +/* Part of the hack in "win32_load" ... */ +# define DSO_MAX_TRANSLATED_SIZE 256 + +static int win32_load(DSO *dso); +static int win32_unload(DSO *dso); +static void *win32_bind_var(DSO *dso, const char *symname); +static DSO_FUNC_TYPE win32_bind_func(DSO *dso, const char *symname); +# if 0 +static int win32_unbind_var(DSO *dso, char *symname, void *symptr); +static int win32_unbind_func(DSO *dso, char *symname, DSO_FUNC_TYPE symptr); +static int win32_init(DSO *dso); +static int win32_finish(DSO *dso); +static long win32_ctrl(DSO *dso, int cmd, long larg, void *parg); +# endif +static char *win32_name_converter(DSO *dso, const char *filename); +static char *win32_merger(DSO *dso, const char *filespec1, + const char *filespec2); +static int win32_pathbyaddr(void *addr, char *path, int sz); +static void *win32_globallookup(const char *name); + +static const char *openssl_strnchr(const char *string, int c, size_t len); + +static DSO_METHOD dso_meth_win32 = { + "OpenSSL 'win32' shared library method", + win32_load, + win32_unload, + win32_bind_var, + win32_bind_func, +/* For now, "unbind" doesn't exist */ +# if 0 + NULL, /* unbind_var */ + NULL, /* unbind_func */ +# endif + NULL, /* ctrl */ + win32_name_converter, + win32_merger, + NULL, /* init */ + NULL, /* finish */ + win32_pathbyaddr, + win32_globallookup +}; + +DSO_METHOD *DSO_METHOD_win32(void) +{ + return (&dso_meth_win32); +} + +/* + * For this DSO_METHOD, our meth_data STACK will contain; (i) a pointer to + * the handle (HINSTANCE) returned from LoadLibrary(), and copied. + */ + +static int win32_load(DSO *dso) +{ + HINSTANCE h = NULL, *p = NULL; + /* See applicable comments from dso_dl.c */ + char *filename = DSO_convert_filename(dso, NULL); + + if (filename == NULL) { + DSOerr(DSO_F_WIN32_LOAD, DSO_R_NO_FILENAME); + goto err; + } + h = LoadLibraryA(filename); + if (h == NULL) { + DSOerr(DSO_F_WIN32_LOAD, DSO_R_LOAD_FAILED); + ERR_add_error_data(3, "filename(", filename, ")"); + goto err; + } + p = (HINSTANCE *) OPENSSL_malloc(sizeof(HINSTANCE)); + if (p == NULL) { + DSOerr(DSO_F_WIN32_LOAD, ERR_R_MALLOC_FAILURE); + goto err; + } + *p = h; + if (!sk_void_push(dso->meth_data, p)) { + DSOerr(DSO_F_WIN32_LOAD, DSO_R_STACK_ERROR); + goto err; + } + /* Success */ + dso->loaded_filename = filename; + return (1); + err: + /* Cleanup ! */ + if (filename != NULL) + OPENSSL_free(filename); + if (p != NULL) + OPENSSL_free(p); + if (h != NULL) + FreeLibrary(h); + return (0); +} + +static int win32_unload(DSO *dso) +{ + HINSTANCE *p; + if (dso == NULL) { + DSOerr(DSO_F_WIN32_UNLOAD, ERR_R_PASSED_NULL_PARAMETER); + return (0); + } + if (sk_void_num(dso->meth_data) < 1) + return (1); + p = sk_void_pop(dso->meth_data); + if (p == NULL) { + DSOerr(DSO_F_WIN32_UNLOAD, DSO_R_NULL_HANDLE); + return (0); + } + if (!FreeLibrary(*p)) { + DSOerr(DSO_F_WIN32_UNLOAD, DSO_R_UNLOAD_FAILED); + /* + * We should push the value back onto the stack in case of a retry. + */ + sk_void_push(dso->meth_data, p); + return (0); + } + /* Cleanup */ + OPENSSL_free(p); + return (1); +} + +/* + * Using GetProcAddress for variables? TODO: Check this out in the Win32 API + * docs, there's probably a variant for variables. + */ +static void *win32_bind_var(DSO *dso, const char *symname) +{ + HINSTANCE *ptr; + void *sym; + + if ((dso == NULL) || (symname == NULL)) { + DSOerr(DSO_F_WIN32_BIND_VAR, ERR_R_PASSED_NULL_PARAMETER); + return (NULL); + } + if (sk_void_num(dso->meth_data) < 1) { + DSOerr(DSO_F_WIN32_BIND_VAR, DSO_R_STACK_ERROR); + return (NULL); + } + ptr = sk_void_value(dso->meth_data, sk_void_num(dso->meth_data) - 1); + if (ptr == NULL) { + DSOerr(DSO_F_WIN32_BIND_VAR, DSO_R_NULL_HANDLE); + return (NULL); + } + sym = GetProcAddress(*ptr, symname); + if (sym == NULL) { + DSOerr(DSO_F_WIN32_BIND_VAR, DSO_R_SYM_FAILURE); + ERR_add_error_data(3, "symname(", symname, ")"); + return (NULL); + } + return (sym); +} + +static DSO_FUNC_TYPE win32_bind_func(DSO *dso, const char *symname) +{ + HINSTANCE *ptr; + void *sym; + + if ((dso == NULL) || (symname == NULL)) { + DSOerr(DSO_F_WIN32_BIND_FUNC, ERR_R_PASSED_NULL_PARAMETER); + return (NULL); + } + if (sk_void_num(dso->meth_data) < 1) { + DSOerr(DSO_F_WIN32_BIND_FUNC, DSO_R_STACK_ERROR); + return (NULL); + } + ptr = sk_void_value(dso->meth_data, sk_void_num(dso->meth_data) - 1); + if (ptr == NULL) { + DSOerr(DSO_F_WIN32_BIND_FUNC, DSO_R_NULL_HANDLE); + return (NULL); + } + sym = GetProcAddress(*ptr, symname); + if (sym == NULL) { + DSOerr(DSO_F_WIN32_BIND_FUNC, DSO_R_SYM_FAILURE); + ERR_add_error_data(3, "symname(", symname, ")"); + return (NULL); + } + return ((DSO_FUNC_TYPE)sym); +} + +struct file_st { + const char *node; + int nodelen; + const char *device; + int devicelen; + const char *predir; + int predirlen; + const char *dir; + int dirlen; + const char *file; + int filelen; +}; + +static struct file_st *win32_splitter(DSO *dso, const char *filename, + int assume_last_is_dir) +{ + struct file_st *result = NULL; + enum { IN_NODE, IN_DEVICE, IN_FILE } position; + const char *start = filename; + char last; + + if (!filename) { + DSOerr(DSO_F_WIN32_SPLITTER, DSO_R_NO_FILENAME); + /* + * goto err; + */ + return (NULL); + } + + result = OPENSSL_malloc(sizeof(struct file_st)); + if (result == NULL) { + DSOerr(DSO_F_WIN32_SPLITTER, ERR_R_MALLOC_FAILURE); + return (NULL); + } + + memset(result, 0, sizeof(struct file_st)); + position = IN_DEVICE; + + if ((filename[0] == '\\' && filename[1] == '\\') + || (filename[0] == '/' && filename[1] == '/')) { + position = IN_NODE; + filename += 2; + start = filename; + result->node = start; + } + + do { + last = filename[0]; + switch (last) { + case ':': + if (position != IN_DEVICE) { + DSOerr(DSO_F_WIN32_SPLITTER, DSO_R_INCORRECT_FILE_SYNTAX); + /* + * goto err; + */ + OPENSSL_free(result); + return (NULL); + } + result->device = start; + result->devicelen = (int)(filename - start); + position = IN_FILE; + start = ++filename; + result->dir = start; + break; + case '\\': + case '/': + if (position == IN_NODE) { + result->nodelen = (int)(filename - start); + position = IN_FILE; + start = ++filename; + result->dir = start; + } else if (position == IN_DEVICE) { + position = IN_FILE; + filename++; + result->dir = start; + result->dirlen = (int)(filename - start); + start = filename; + } else { + filename++; + result->dirlen += (int)(filename - start); + start = filename; + } + break; + case '\0': + if (position == IN_NODE) { + result->nodelen = (int)(filename - start); + } else { + if (filename - start > 0) { + if (assume_last_is_dir) { + if (position == IN_DEVICE) { + result->dir = start; + result->dirlen = 0; + } + result->dirlen += (int)(filename - start); + } else { + result->file = start; + result->filelen = (int)(filename - start); + } + } + } + break; + default: + filename++; + break; + } + } + while (last); + + if (!result->nodelen) + result->node = NULL; + if (!result->devicelen) + result->device = NULL; + if (!result->dirlen) + result->dir = NULL; + if (!result->filelen) + result->file = NULL; + + return (result); +} + +static char *win32_joiner(DSO *dso, const struct file_st *file_split) +{ + int len = 0, offset = 0; + char *result = NULL; + const char *start; + + if (!file_split) { + DSOerr(DSO_F_WIN32_JOINER, ERR_R_PASSED_NULL_PARAMETER); + return (NULL); + } + if (file_split->node) { + len += 2 + file_split->nodelen; /* 2 for starting \\ */ + if (file_split->predir || file_split->dir || file_split->file) + len++; /* 1 for ending \ */ + } else if (file_split->device) { + len += file_split->devicelen + 1; /* 1 for ending : */ + } + len += file_split->predirlen; + if (file_split->predir && (file_split->dir || file_split->file)) { + len++; /* 1 for ending \ */ + } + len += file_split->dirlen; + if (file_split->dir && file_split->file) { + len++; /* 1 for ending \ */ + } + len += file_split->filelen; + + if (!len) { + DSOerr(DSO_F_WIN32_JOINER, DSO_R_EMPTY_FILE_STRUCTURE); + return (NULL); + } + + result = OPENSSL_malloc(len + 1); + if (!result) { + DSOerr(DSO_F_WIN32_JOINER, ERR_R_MALLOC_FAILURE); + return (NULL); + } + + if (file_split->node) { + strcpy(&result[offset], "\\\\"); + offset += 2; + strncpy(&result[offset], file_split->node, file_split->nodelen); + offset += file_split->nodelen; + if (file_split->predir || file_split->dir || file_split->file) { + result[offset] = '\\'; + offset++; + } + } else if (file_split->device) { + strncpy(&result[offset], file_split->device, file_split->devicelen); + offset += file_split->devicelen; + result[offset] = ':'; + offset++; + } + start = file_split->predir; + while (file_split->predirlen > (start - file_split->predir)) { + const char *end = openssl_strnchr(start, '/', + file_split->predirlen - (start - + file_split->predir)); + if (!end) + end = start + + file_split->predirlen - (start - file_split->predir); + strncpy(&result[offset], start, end - start); + offset += (int)(end - start); + result[offset] = '\\'; + offset++; + start = end + 1; + } +# if 0 /* Not needed, since the directory converter + * above already appeneded a backslash */ + if (file_split->predir && (file_split->dir || file_split->file)) { + result[offset] = '\\'; + offset++; + } +# endif + start = file_split->dir; + while (file_split->dirlen > (start - file_split->dir)) { + const char *end = openssl_strnchr(start, '/', + file_split->dirlen - (start - + file_split->dir)); + if (!end) + end = start + file_split->dirlen - (start - file_split->dir); + strncpy(&result[offset], start, end - start); + offset += (int)(end - start); + result[offset] = '\\'; + offset++; + start = end + 1; + } +# if 0 /* Not needed, since the directory converter + * above already appeneded a backslash */ + if (file_split->dir && file_split->file) { + result[offset] = '\\'; + offset++; + } +# endif + strncpy(&result[offset], file_split->file, file_split->filelen); + offset += file_split->filelen; + result[offset] = '\0'; + return (result); +} + +static char *win32_merger(DSO *dso, const char *filespec1, + const char *filespec2) +{ + char *merged = NULL; + struct file_st *filespec1_split = NULL; + struct file_st *filespec2_split = NULL; + + if (!filespec1 && !filespec2) { + DSOerr(DSO_F_WIN32_MERGER, ERR_R_PASSED_NULL_PARAMETER); + return (NULL); + } + if (!filespec2) { + merged = OPENSSL_malloc(strlen(filespec1) + 1); + if (!merged) { + DSOerr(DSO_F_WIN32_MERGER, ERR_R_MALLOC_FAILURE); + return (NULL); + } + strcpy(merged, filespec1); + } else if (!filespec1) { + merged = OPENSSL_malloc(strlen(filespec2) + 1); + if (!merged) { + DSOerr(DSO_F_WIN32_MERGER, ERR_R_MALLOC_FAILURE); + return (NULL); + } + strcpy(merged, filespec2); + } else { + filespec1_split = win32_splitter(dso, filespec1, 0); + if (!filespec1_split) { + DSOerr(DSO_F_WIN32_MERGER, ERR_R_MALLOC_FAILURE); + return (NULL); + } + filespec2_split = win32_splitter(dso, filespec2, 1); + if (!filespec2_split) { + DSOerr(DSO_F_WIN32_MERGER, ERR_R_MALLOC_FAILURE); + OPENSSL_free(filespec1_split); + return (NULL); + } + + /* Fill in into filespec1_split */ + if (!filespec1_split->node && !filespec1_split->device) { + filespec1_split->node = filespec2_split->node; + filespec1_split->nodelen = filespec2_split->nodelen; + filespec1_split->device = filespec2_split->device; + filespec1_split->devicelen = filespec2_split->devicelen; + } + if (!filespec1_split->dir) { + filespec1_split->dir = filespec2_split->dir; + filespec1_split->dirlen = filespec2_split->dirlen; + } else if (filespec1_split->dir[0] != '\\' + && filespec1_split->dir[0] != '/') { + filespec1_split->predir = filespec2_split->dir; + filespec1_split->predirlen = filespec2_split->dirlen; + } + if (!filespec1_split->file) { + filespec1_split->file = filespec2_split->file; + filespec1_split->filelen = filespec2_split->filelen; + } + + merged = win32_joiner(dso, filespec1_split); + } + OPENSSL_free(filespec1_split); + OPENSSL_free(filespec2_split); + return (merged); +} + +static char *win32_name_converter(DSO *dso, const char *filename) +{ + char *translated; + int len, transform; + + len = strlen(filename); + transform = ((strstr(filename, "/") == NULL) && + (strstr(filename, "\\") == NULL) && + (strstr(filename, ":") == NULL)); + if (transform) + /* We will convert this to "%s.dll" */ + translated = OPENSSL_malloc(len + 5); + else + /* We will simply duplicate filename */ + translated = OPENSSL_malloc(len + 1); + if (translated == NULL) { + DSOerr(DSO_F_WIN32_NAME_CONVERTER, DSO_R_NAME_TRANSLATION_FAILED); + return (NULL); + } + if (transform) + sprintf(translated, "%s.dll", filename); + else + sprintf(translated, "%s", filename); + return (translated); +} + +static const char *openssl_strnchr(const char *string, int c, size_t len) +{ + size_t i; + const char *p; + for (i = 0, p = string; i < len && *p; i++, p++) { + if (*p == c) + return p; + } + return NULL; +} + +# include <tlhelp32.h> +# ifdef _WIN32_WCE +# define DLLNAME "TOOLHELP.DLL" +# else +# ifdef MODULEENTRY32 +# undef MODULEENTRY32 /* unmask the ASCII version! */ +# endif +# define DLLNAME "KERNEL32.DLL" +# endif + +typedef HANDLE(WINAPI *CREATETOOLHELP32SNAPSHOT) (DWORD, DWORD); +typedef BOOL(WINAPI *CLOSETOOLHELP32SNAPSHOT) (HANDLE); +typedef BOOL(WINAPI *MODULE32) (HANDLE, MODULEENTRY32 *); + +static int win32_pathbyaddr(void *addr, char *path, int sz) +{ + HMODULE dll; + HANDLE hModuleSnap = INVALID_HANDLE_VALUE; + MODULEENTRY32 me32; + CREATETOOLHELP32SNAPSHOT create_snap; + CLOSETOOLHELP32SNAPSHOT close_snap; + MODULE32 module_first, module_next; + + if (addr == NULL) { + union { + int (*f) (void *, char *, int); + void *p; + } t = { + win32_pathbyaddr + }; + addr = t.p; + } + + dll = LoadLibrary(TEXT(DLLNAME)); + if (dll == NULL) { + DSOerr(DSO_F_WIN32_PATHBYADDR, DSO_R_UNSUPPORTED); + return -1; + } + + create_snap = (CREATETOOLHELP32SNAPSHOT) + GetProcAddress(dll, "CreateToolhelp32Snapshot"); + if (create_snap == NULL) { + FreeLibrary(dll); + DSOerr(DSO_F_WIN32_PATHBYADDR, DSO_R_UNSUPPORTED); + return -1; + } + /* We take the rest for granted... */ +# ifdef _WIN32_WCE + close_snap = (CLOSETOOLHELP32SNAPSHOT) + GetProcAddress(dll, "CloseToolhelp32Snapshot"); +# else + close_snap = (CLOSETOOLHELP32SNAPSHOT) CloseHandle; +# endif + module_first = (MODULE32) GetProcAddress(dll, "Module32First"); + module_next = (MODULE32) GetProcAddress(dll, "Module32Next"); + + hModuleSnap = (*create_snap) (TH32CS_SNAPMODULE, 0); + if (hModuleSnap == INVALID_HANDLE_VALUE) { + FreeLibrary(dll); + DSOerr(DSO_F_WIN32_PATHBYADDR, DSO_R_UNSUPPORTED); + return -1; + } + + me32.dwSize = sizeof(me32); + + if (!(*module_first) (hModuleSnap, &me32)) { + (*close_snap) (hModuleSnap); + FreeLibrary(dll); + DSOerr(DSO_F_WIN32_PATHBYADDR, DSO_R_FAILURE); + return -1; + } + + do { + if ((BYTE *) addr >= me32.modBaseAddr && + (BYTE *) addr < me32.modBaseAddr + me32.modBaseSize) { + (*close_snap) (hModuleSnap); + FreeLibrary(dll); +# ifdef _WIN32_WCE +# if _WIN32_WCE >= 101 + return WideCharToMultiByte(CP_ACP, 0, me32.szExePath, -1, + path, sz, NULL, NULL); +# else + { + int i, len = (int)wcslen(me32.szExePath); + if (sz <= 0) + return len + 1; + if (len >= sz) + len = sz - 1; + for (i = 0; i < len; i++) + path[i] = (char)me32.szExePath[i]; + path[len++] = 0; + return len; + } +# endif +# else + { + int len = (int)strlen(me32.szExePath); + if (sz <= 0) + return len + 1; + if (len >= sz) + len = sz - 1; + memcpy(path, me32.szExePath, len); + path[len++] = 0; + return len; + } +# endif + } + } while ((*module_next) (hModuleSnap, &me32)); + + (*close_snap) (hModuleSnap); + FreeLibrary(dll); + return 0; +} + +static void *win32_globallookup(const char *name) +{ + HMODULE dll; + HANDLE hModuleSnap = INVALID_HANDLE_VALUE; + MODULEENTRY32 me32; + CREATETOOLHELP32SNAPSHOT create_snap; + CLOSETOOLHELP32SNAPSHOT close_snap; + MODULE32 module_first, module_next; + FARPROC ret = NULL; + + dll = LoadLibrary(TEXT(DLLNAME)); + if (dll == NULL) { + DSOerr(DSO_F_WIN32_GLOBALLOOKUP, DSO_R_UNSUPPORTED); + return NULL; + } + + create_snap = (CREATETOOLHELP32SNAPSHOT) + GetProcAddress(dll, "CreateToolhelp32Snapshot"); + if (create_snap == NULL) { + FreeLibrary(dll); + DSOerr(DSO_F_WIN32_GLOBALLOOKUP, DSO_R_UNSUPPORTED); + return NULL; + } + /* We take the rest for granted... */ +# ifdef _WIN32_WCE + close_snap = (CLOSETOOLHELP32SNAPSHOT) + GetProcAddress(dll, "CloseToolhelp32Snapshot"); +# else + close_snap = (CLOSETOOLHELP32SNAPSHOT) CloseHandle; +# endif + module_first = (MODULE32) GetProcAddress(dll, "Module32First"); + module_next = (MODULE32) GetProcAddress(dll, "Module32Next"); + + hModuleSnap = (*create_snap) (TH32CS_SNAPMODULE, 0); + if (hModuleSnap == INVALID_HANDLE_VALUE) { + FreeLibrary(dll); + DSOerr(DSO_F_WIN32_GLOBALLOOKUP, DSO_R_UNSUPPORTED); + return NULL; + } + + me32.dwSize = sizeof(me32); + + if (!(*module_first) (hModuleSnap, &me32)) { + (*close_snap) (hModuleSnap); + FreeLibrary(dll); + return NULL; + } + + do { + if ((ret = GetProcAddress(me32.hModule, name))) { + (*close_snap) (hModuleSnap); + FreeLibrary(dll); + return ret; + } + } while ((*module_next) (hModuleSnap, &me32)); + + (*close_snap) (hModuleSnap); + FreeLibrary(dll); + return NULL; +} +#endif /* DSO_WIN32 */ |