X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=apps%2Frehash.c;h=866b8cfe206d5ba501a075bd3f6e67d03b01b764;hb=f9e504e8b1d4da4b8c9c16ee4c11e9815a800422;hp=dbaea1048901c365743783669f86594ec89763ed;hpb=e7a68985d5b734890489a9d47f82210c384e8c3a;p=oweals%2Fopenssl.git diff --git a/apps/rehash.c b/apps/rehash.c index dbaea10489..866b8cfe20 100644 --- a/apps/rehash.c +++ b/apps/rehash.c @@ -1,65 +1,18 @@ /* - * C implementation based on the original Perl and shell versions - * - * Copyright (c) 2013-2014 Timo Teräs - */ -/* ==================================================================== - * Copyright (c) 2015 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). + * Copyright 2015-2020 The OpenSSL Project Authors. All Rights Reserved. + * Copyright (c) 2013-2014 Timo Teräs * + * Licensed under the Apache License 2.0 (the "License"). You may not use + * this file except in compliance with the License. You can obtain a copy + * in the file LICENSE in the source distribution or at + * https://www.openssl.org/source/license.html */ #include "apps.h" +#include "progs.h" -#if defined(OPENSSL_SYS_UNIX) || defined(__APPLE__) +#if defined(OPENSSL_SYS_UNIX) || defined(__APPLE__) || \ + (defined(__VMS) && defined(__DECC) && __CRTL_VER >= 80300000) # include # include # include @@ -68,14 +21,58 @@ # include # include +/* + * Make sure that the processing of symbol names is treated the same as when + * libcrypto is built. This is done automatically for public headers (see + * include/openssl/__DECC_INCLUDE_PROLOGUE.H and __DECC_INCLUDE_EPILOGUE.H), + * but not for internal headers. + */ +# ifdef __VMS +# pragma names save +# pragma names as_is,shortened +# endif + # include "internal/o_dir.h" + +# ifdef __VMS +# pragma names restore +# endif + # include # include # include +DEFINE_STACK_OF(X509_INFO) +DEFINE_STACK_OF_STRING() +# ifndef PATH_MAX +# define PATH_MAX 4096 +# endif +# ifndef NAME_MAX +# define NAME_MAX 255 +# endif # define MAX_COLLISIONS 256 +# if defined(OPENSSL_SYS_VXWORKS) +/* + * VxWorks has no symbolic links + */ + +# define lstat(path, buf) stat(path, buf) + +int symlink(const char *target, const char *linkpath) +{ + errno = ENOSYS; + return -1; +} + +ssize_t readlink(const char *pathname, char *buf, size_t bufsiz) +{ + errno = ENOSYS; + return -1; +} +# endif + typedef struct hentry_st { struct hentry_st *next; char *filename; @@ -151,9 +148,10 @@ static int add_entry(enum Type type, unsigned int hash, const char *filename, for (ep = bp->first_entry; ep; ep = ep->next) { if (digest && memcmp(digest, ep->digest, evpmdsize) == 0) { BIO_printf(bio_err, - "%s: skipping duplicate certificate in %s\n", - opt_getprog(), filename); - return 1; + "%s: warning: skipping duplicate %s in %s\n", + opt_getprog(), + type == TYPE_CERT ? "certificate" : "CRL", filename); + return 0; } if (strcmp(filename, ep->filename) == 0) { found = ep; @@ -165,14 +163,14 @@ static int add_entry(enum Type type, unsigned int hash, const char *filename, if (ep == NULL) { if (bp->num_needed >= MAX_COLLISIONS) { BIO_printf(bio_err, - "%s: hash table overflow for %s\n", + "%s: error: hash table overflow for %s\n", opt_getprog(), filename); return 1; } ep = app_malloc(sizeof(*ep), "collision bucket"); *ep = nilhentry; ep->old_id = ~0; - ep->filename = BUF_strdup(filename); + ep->filename = OPENSSL_strdup(filename); if (bp->last_entry) bp->last_entry->next = ep; if (bp->first_entry == NULL) @@ -200,20 +198,22 @@ static int handle_symlink(const char *filename, const char *fullpath) int i, type, id; unsigned char ch; char linktarget[PATH_MAX], *endptr; - ssize_t n; + ossl_ssize_t n; for (i = 0; i < 8; i++) { ch = filename[i]; if (!isxdigit(ch)) return -1; hash <<= 4; - hash += app_hex(ch); + hash += OPENSSL_hexchar2int(ch); } if (filename[i++] != '.') return -1; - for (type = OSSL_NELEM(suffixes) - 1; type > 0; type--) - if (strcasecmp(suffixes[type], &filename[i]) == 0) + for (type = OSSL_NELEM(suffixes) - 1; type > 0; type--) { + const char *suffix = suffixes[type]; + if (strncasecmp(suffix, &filename[i], strlen(suffix)) == 0) break; + } i += strlen(suffixes[type]); id = strtoul(&filename[i], &endptr, 10); @@ -235,7 +235,7 @@ static int do_file(const char *filename, const char *fullpath, enum Hash h) { STACK_OF (X509_INFO) *inf = NULL; X509_INFO *x; - X509_NAME *name = NULL; + const X509_NAME *name = NULL; BIO *b; const char *ext; unsigned char digest[EVP_MAX_MD_SIZE]; @@ -254,7 +254,7 @@ static int do_file(const char *filename, const char *fullpath, enum Hash h) /* Does it have X.509 data in it? */ if ((b = BIO_new_file(fullpath, "r")) == NULL) { - BIO_printf(bio_err, "%s: skipping %s, cannot open file\n", + BIO_printf(bio_err, "%s: error: skipping %s, cannot open file\n", opt_getprog(), filename); errs++; goto end; @@ -266,26 +266,34 @@ static int do_file(const char *filename, const char *fullpath, enum Hash h) if (sk_X509_INFO_num(inf) != 1) { BIO_printf(bio_err, - "%s: skipping %s," + "%s: warning: skipping %s," "it does not contain exactly one certificate or CRL\n", opt_getprog(), filename); /* This is not an error. */ goto end; } x = sk_X509_INFO_value(inf, 0); - if (x->x509) { + if (x->x509 != NULL) { type = TYPE_CERT; name = X509_get_subject_name(x->x509); - X509_digest(x->x509, evpmd, digest, NULL); - } else if (x->crl) { + if (!X509_digest(x->x509, evpmd, digest, NULL)) { + BIO_printf(bio_err, "out of memory\n"); + ++errs; + goto end; + } + } else if (x->crl != NULL) { type = TYPE_CRL; name = X509_CRL_get_issuer(x->crl); - X509_CRL_digest(x->crl, evpmd, digest, NULL); + if (!X509_CRL_digest(x->crl, evpmd, digest, NULL)) { + BIO_printf(bio_err, "out of memory\n"); + ++errs; + goto end; + } } else { ++errs; goto end; } - if (name) { + if (name != NULL) { if ((h == HASH_NEW) || (h == HASH_BOTH)) errs += add_entry(type, X509_NAME_hash(name), filename, digest, 1, ~0); if ((h == HASH_OLD) || (h == HASH_BOTH)) @@ -297,6 +305,25 @@ end: return errs; } +static void str_free(char *s) +{ + OPENSSL_free(s); +} + +static int ends_with_dirsep(const char *path) +{ + if (*path != '\0') + path += strlen(path) - 1; +# if defined __VMS + if (*path == ']' || *path == '>' || *path == ':') + return 1; +# elif defined _WIN32 + if (*path == '\\') + return 1; +# endif + return *path == '/'; +} + /* * Process a directory; return number of errors found. */ @@ -307,26 +334,47 @@ static int do_dir(const char *dirname, enum Hash h) OPENSSL_DIR_CTX *d = NULL; struct stat st; unsigned char idmask[MAX_COLLISIONS / 8]; - int n, nextid, buflen, errs = 0; + int n, numfiles, nextid, buflen, errs = 0; size_t i; const char *pathsep; const char *filename; - char *buf; + char *buf, *copy = NULL; + STACK_OF(OPENSSL_STRING) *files = NULL; if (app_access(dirname, W_OK) < 0) { BIO_printf(bio_err, "Skipping %s, can't write\n", dirname); return 1; } buflen = strlen(dirname); - pathsep = (buflen && dirname[buflen - 1] == '/') ? "" : "/"; - buf = app_malloc(PATH_MAX, "filename buffer"); + pathsep = (buflen && !ends_with_dirsep(dirname)) ? "/": ""; + buflen += NAME_MAX + 1 + 1; + buf = app_malloc(buflen, "filename buffer"); if (verbose) BIO_printf(bio_out, "Doing %s\n", dirname); + if ((files = sk_OPENSSL_STRING_new_null()) == NULL) { + BIO_printf(bio_err, "Skipping %s, out of memory\n", dirname); + errs = 1; + goto err; + } while ((filename = OPENSSL_DIR_read(&d, dirname)) != NULL) { - if (snprintf(buf, buflen, "%s%s%s", - dirname, pathsep, filename) >= buflen) + if ((copy = OPENSSL_strdup(filename)) == NULL + || sk_OPENSSL_STRING_push(files, copy) == 0) { + OPENSSL_free(copy); + BIO_puts(bio_err, "out of memory\n"); + errs = 1; + goto err; + } + } + OPENSSL_DIR_end(&d); + sk_OPENSSL_STRING_sort(files); + + numfiles = sk_OPENSSL_STRING_num(files); + for (n = 0; n < numfiles; ++n) { + filename = sk_OPENSSL_STRING_value(files, n); + if (BIO_snprintf(buf, buflen, "%s%s%s", + dirname, pathsep, filename) >= buflen) continue; if (lstat(buf, &st) < 0) continue; @@ -334,7 +382,6 @@ static int do_dir(const char *dirname, enum Hash h) continue; errs += do_file(filename, buf, h); } - OPENSSL_DIR_end(&d); for (i = 0; i < OSSL_NELEM(hash_table); i++) { for (bp = hash_table[i]; bp; bp = nextbp) { @@ -349,8 +396,8 @@ static int do_dir(const char *dirname, enum Hash h) nextep = ep->next; if (ep->old_id < bp->num_needed) { /* Link exists, and is used as-is */ - snprintf(buf, buflen, "%08x.%s%d", bp->hash, - suffixes[bp->type], ep->old_id); + BIO_snprintf(buf, buflen, "%08x.%s%d", bp->hash, + suffixes[bp->type], ep->old_id); if (verbose) BIO_printf(bio_out, "link %s -> %s\n", ep->filename, buf); @@ -359,9 +406,9 @@ static int do_dir(const char *dirname, enum Hash h) while (bit_isset(idmask, nextid)) nextid++; - snprintf(buf, buflen, "%s%s%n%08x.%s%d", - dirname, pathsep, &n, bp->hash, - suffixes[bp->type], nextid); + BIO_snprintf(buf, buflen, "%s%s%n%08x.%s%d", + dirname, pathsep, &n, bp->hash, + suffixes[bp->type], nextid); if (verbose) BIO_printf(bio_out, "link %s -> %s\n", ep->filename, &buf[n]); @@ -378,11 +425,12 @@ static int do_dir(const char *dirname, enum Hash h) strerror(errno)); errs++; } + bit_set(idmask, nextid); } else if (remove_links) { /* Link to be deleted */ - snprintf(buf, buflen, "%s%s%n%08x.%s%d", - dirname, pathsep, &n, bp->hash, - suffixes[bp->type], ep->old_id); + BIO_snprintf(buf, buflen, "%s%s%n%08x.%s%d", + dirname, pathsep, &n, bp->hash, + suffixes[bp->type], ep->old_id); if (verbose) BIO_printf(bio_out, "unlink %s\n", &buf[n]); @@ -401,23 +449,35 @@ static int do_dir(const char *dirname, enum Hash h) hash_table[i] = NULL; } + err: + sk_OPENSSL_STRING_pop_free(files, str_free); OPENSSL_free(buf); return errs; } typedef enum OPTION_choice { OPT_ERR = -1, OPT_EOF = 0, OPT_HELP, - OPT_COMPAT, OPT_OLD, OPT_N, OPT_VERBOSE + OPT_COMPAT, OPT_OLD, OPT_N, OPT_VERBOSE, + OPT_PROV_ENUM } OPTION_CHOICE; -OPTIONS rehash_options[] = { - {OPT_HELP_STR, 1, '-', "Usage: %s [options] [cert-directory...]\n"}, - {OPT_HELP_STR, 1, '-', "Valid options are:\n"}, +const OPTIONS rehash_options[] = { + {OPT_HELP_STR, 1, '-', "Usage: %s [options] [directory...]\n"}, + + OPT_SECTION("General"), {"help", OPT_HELP, '-', "Display this summary"}, + {"h", OPT_HELP, '-', "Display this summary"}, {"compat", OPT_COMPAT, '-', "Create both new- and old-style hash links"}, {"old", OPT_OLD, '-', "Use old-style hash to generate links"}, {"n", OPT_N, '-', "Do not remove existing links"}, + + OPT_SECTION("Output"), {"v", OPT_VERBOSE, '-', "Verbose output"}, + + OPT_PROV_OPTIONS, + + OPT_PARAMETERS(), + {"directory", 0, 0, "One or more directories to process (optional)"}, {NULL} }; @@ -452,6 +512,10 @@ int rehash_main(int argc, char **argv) case OPT_VERBOSE: verbose = 1; break; + case OPT_PROV_CASES: + if (!opt_provider(o)) + goto end; + break; } } argc = opt_num_rest(); @@ -460,16 +524,17 @@ int rehash_main(int argc, char **argv) evpmd = EVP_sha1(); evpmdsize = EVP_MD_size(evpmd); - if (*argv) { - while (*argv) + if (*argv != NULL) { + while (*argv != NULL) errs += do_dir(*argv++, h); - } else if ((env = getenv("SSL_CERT_DIR")) != NULL) { - m = BUF_strdup(env); - for (e = strtok(m, ":"); e != NULL; e = strtok(NULL, ":")) + } else if ((env = getenv(X509_get_default_cert_dir_env())) != NULL) { + char lsc[2] = { LIST_SEPARATOR_CHAR, '\0' }; + m = OPENSSL_strdup(env); + for (e = strtok(m, lsc); e != NULL; e = strtok(NULL, lsc)) errs += do_dir(e, h); OPENSSL_free(m); } else { - errs += do_dir("/etc/ssl/certs", h); + errs += do_dir(X509_get_default_cert_dir(), h); } end: @@ -477,14 +542,14 @@ int rehash_main(int argc, char **argv) } #else -OPTIONS rehash_options[] = { +const OPTIONS rehash_options[] = { {NULL} }; int rehash_main(int argc, char **argv) { BIO_printf(bio_err, "Not available; use c_rehash script\n"); - return (1); + return 1; } #endif /* defined(OPENSSL_SYS_UNIX) || defined(__APPLE__) */