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      1 /*
      2  * Copyright 2016-2025 The OpenSSL Project Authors. All Rights Reserved.
      3  *
      4  * Licensed under the Apache License 2.0 (the "License").  You may not use
      5  * this file except in compliance with the License.  You can obtain a copy
      6  * in the file LICENSE in the source distribution or at
      7  * https://www.openssl.org/source/license.html
      8  */
      9 
     10 #include <openssl/opensslconf.h>
     11 
     12 #include "apps.h"
     13 #include "progs.h"
     14 #include <openssl/err.h>
     15 #include <openssl/pem.h>
     16 #include <openssl/store.h>
     17 #include <openssl/x509v3.h> /* s2i_ASN1_INTEGER */
     18 
     19 static int process(const char *uri, const UI_METHOD *uimeth, PW_CB_DATA *uidata,
     20     int expected, int criterion, OSSL_STORE_SEARCH *search,
     21     int text, int noout, int recursive, int indent, const char *outfile,
     22     const char *prog, OSSL_LIB_CTX *libctx);
     23 
     24 static BIO *out = NULL;
     25 
     26 typedef enum OPTION_choice {
     27     OPT_COMMON,
     28     OPT_ENGINE,
     29     OPT_OUT,
     30     OPT_PASSIN,
     31     OPT_NOOUT,
     32     OPT_TEXT,
     33     OPT_RECURSIVE,
     34     OPT_SEARCHFOR_CERTS,
     35     OPT_SEARCHFOR_KEYS,
     36     OPT_SEARCHFOR_CRLS,
     37     OPT_CRITERION_SUBJECT,
     38     OPT_CRITERION_ISSUER,
     39     OPT_CRITERION_SERIAL,
     40     OPT_CRITERION_FINGERPRINT,
     41     OPT_CRITERION_ALIAS,
     42     OPT_MD,
     43     OPT_PROV_ENUM
     44 } OPTION_CHOICE;
     45 
     46 const OPTIONS storeutl_options[] = {
     47     { OPT_HELP_STR, 1, '-', "Usage: %s [options] uri\n" },
     48 
     49     OPT_SECTION("General"),
     50     { "help", OPT_HELP, '-', "Display this summary" },
     51     { "", OPT_MD, '-', "Any supported digest" },
     52 #ifndef OPENSSL_NO_ENGINE
     53     { "engine", OPT_ENGINE, 's', "Use engine, possibly a hardware device" },
     54 #endif
     55 
     56     OPT_SECTION("Search"),
     57     { "certs", OPT_SEARCHFOR_CERTS, '-', "Search for certificates only" },
     58     { "keys", OPT_SEARCHFOR_KEYS, '-', "Search for keys only" },
     59     { "crls", OPT_SEARCHFOR_CRLS, '-', "Search for CRLs only" },
     60     { "subject", OPT_CRITERION_SUBJECT, 's', "Search by subject" },
     61     { "issuer", OPT_CRITERION_ISSUER, 's', "Search by issuer and serial, issuer name" },
     62     { "serial", OPT_CRITERION_SERIAL, 's', "Search by issuer and serial, serial number" },
     63     { "fingerprint", OPT_CRITERION_FINGERPRINT, 's', "Search by public key fingerprint, given in hex" },
     64     { "alias", OPT_CRITERION_ALIAS, 's', "Search by alias" },
     65     { "r", OPT_RECURSIVE, '-', "Recurse through names" },
     66 
     67     OPT_SECTION("Input"),
     68     { "passin", OPT_PASSIN, 's', "Input file pass phrase source" },
     69 
     70     OPT_SECTION("Output"),
     71     { "out", OPT_OUT, '>', "Output file - default stdout" },
     72     { "text", OPT_TEXT, '-', "Print a text form of the objects" },
     73     { "noout", OPT_NOOUT, '-', "No PEM output, just status" },
     74 
     75     OPT_PROV_OPTIONS,
     76 
     77     OPT_PARAMETERS(),
     78     { "uri", 0, 0, "URI of the store object" },
     79     { NULL }
     80 };
     81 
     82 int storeutl_main(int argc, char *argv[])
     83 {
     84     int ret = 1, noout = 0, text = 0, recursive = 0;
     85     char *outfile = NULL, *passin = NULL, *passinarg = NULL;
     86     ENGINE *e = NULL;
     87     OPTION_CHOICE o;
     88     char *prog;
     89     PW_CB_DATA pw_cb_data;
     90     int expected = 0;
     91     int criterion = 0;
     92     X509_NAME *subject = NULL, *issuer = NULL;
     93     ASN1_INTEGER *serial = NULL;
     94     unsigned char *fingerprint = NULL;
     95     size_t fingerprintlen = 0;
     96     char *alias = NULL, *digestname = NULL;
     97     OSSL_STORE_SEARCH *search = NULL;
     98     EVP_MD *digest = NULL;
     99     OSSL_LIB_CTX *libctx = app_get0_libctx();
    100 
    101     opt_set_unknown_name("digest");
    102     prog = opt_init(argc, argv, storeutl_options);
    103     while ((o = opt_next()) != OPT_EOF) {
    104         switch (o) {
    105         case OPT_EOF:
    106         case OPT_ERR:
    107         opthelp:
    108             BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
    109             goto end;
    110         case OPT_HELP:
    111             opt_help(storeutl_options);
    112             ret = 0;
    113             goto end;
    114         case OPT_OUT:
    115             outfile = opt_arg();
    116             break;
    117         case OPT_PASSIN:
    118             passinarg = opt_arg();
    119             break;
    120         case OPT_NOOUT:
    121             noout = 1;
    122             break;
    123         case OPT_TEXT:
    124             text = 1;
    125             break;
    126         case OPT_RECURSIVE:
    127             recursive = 1;
    128             break;
    129         case OPT_SEARCHFOR_CERTS:
    130         case OPT_SEARCHFOR_KEYS:
    131         case OPT_SEARCHFOR_CRLS:
    132             if (expected != 0) {
    133                 BIO_printf(bio_err, "%s: only one search type can be given.\n",
    134                     prog);
    135                 goto end;
    136             }
    137             {
    138                 static const struct {
    139                     enum OPTION_choice choice;
    140                     int type;
    141                 } map[] = {
    142                     { OPT_SEARCHFOR_CERTS, OSSL_STORE_INFO_CERT },
    143                     { OPT_SEARCHFOR_KEYS, OSSL_STORE_INFO_PKEY },
    144                     { OPT_SEARCHFOR_CRLS, OSSL_STORE_INFO_CRL },
    145                 };
    146                 size_t i;
    147 
    148                 for (i = 0; i < OSSL_NELEM(map); i++) {
    149                     if (o == map[i].choice) {
    150                         expected = map[i].type;
    151                         break;
    152                     }
    153                 }
    154                 /*
    155                  * If expected wasn't set at this point, it means the map
    156                  * isn't synchronised with the possible options leading here.
    157                  */
    158                 OPENSSL_assert(expected != 0);
    159             }
    160             break;
    161         case OPT_CRITERION_SUBJECT:
    162             if (criterion != 0) {
    163                 BIO_printf(bio_err, "%s: criterion already given.\n",
    164                     prog);
    165                 goto end;
    166             }
    167             criterion = OSSL_STORE_SEARCH_BY_NAME;
    168             if (subject != NULL) {
    169                 BIO_printf(bio_err, "%s: subject already given.\n",
    170                     prog);
    171                 goto end;
    172             }
    173             subject = parse_name(opt_arg(), MBSTRING_UTF8, 1, "subject");
    174             if (subject == NULL)
    175                 goto end;
    176             break;
    177         case OPT_CRITERION_ISSUER:
    178             if (criterion != 0
    179                 && criterion != OSSL_STORE_SEARCH_BY_ISSUER_SERIAL) {
    180                 BIO_printf(bio_err, "%s: criterion already given.\n",
    181                     prog);
    182                 goto end;
    183             }
    184             criterion = OSSL_STORE_SEARCH_BY_ISSUER_SERIAL;
    185             if (issuer != NULL) {
    186                 BIO_printf(bio_err, "%s: issuer already given.\n",
    187                     prog);
    188                 goto end;
    189             }
    190             issuer = parse_name(opt_arg(), MBSTRING_UTF8, 1, "issuer");
    191             if (issuer == NULL)
    192                 goto end;
    193             break;
    194         case OPT_CRITERION_SERIAL:
    195             if (criterion != 0
    196                 && criterion != OSSL_STORE_SEARCH_BY_ISSUER_SERIAL) {
    197                 BIO_printf(bio_err, "%s: criterion already given.\n",
    198                     prog);
    199                 goto end;
    200             }
    201             criterion = OSSL_STORE_SEARCH_BY_ISSUER_SERIAL;
    202             if (serial != NULL) {
    203                 BIO_printf(bio_err, "%s: serial number already given.\n",
    204                     prog);
    205                 goto end;
    206             }
    207             if ((serial = s2i_ASN1_INTEGER(NULL, opt_arg())) == NULL) {
    208                 BIO_printf(bio_err, "%s: can't parse serial number argument.\n",
    209                     prog);
    210                 goto end;
    211             }
    212             break;
    213         case OPT_CRITERION_FINGERPRINT:
    214             if (criterion != 0) {
    215                 BIO_printf(bio_err, "%s: criterion already given.\n",
    216                     prog);
    217                 goto end;
    218             }
    219             criterion = OSSL_STORE_SEARCH_BY_KEY_FINGERPRINT;
    220             if (fingerprint != NULL) {
    221                 BIO_printf(bio_err, "%s: fingerprint already given.\n",
    222                     prog);
    223                 goto end;
    224             }
    225             {
    226                 long tmplen = 0;
    227 
    228                 if ((fingerprint = OPENSSL_hexstr2buf(opt_arg(), &tmplen))
    229                     == NULL) {
    230                     BIO_printf(bio_err,
    231                         "%s: can't parse fingerprint argument.\n",
    232                         prog);
    233                     goto end;
    234                 }
    235                 fingerprintlen = (size_t)tmplen;
    236             }
    237             break;
    238         case OPT_CRITERION_ALIAS:
    239             if (criterion != 0) {
    240                 BIO_printf(bio_err, "%s: criterion already given.\n",
    241                     prog);
    242                 goto end;
    243             }
    244             criterion = OSSL_STORE_SEARCH_BY_ALIAS;
    245             if (alias != NULL) {
    246                 BIO_printf(bio_err, "%s: alias already given.\n",
    247                     prog);
    248                 goto end;
    249             }
    250             if ((alias = OPENSSL_strdup(opt_arg())) == NULL) {
    251                 BIO_printf(bio_err, "%s: can't parse alias argument.\n",
    252                     prog);
    253                 goto end;
    254             }
    255             break;
    256         case OPT_ENGINE:
    257             e = setup_engine(opt_arg(), 0);
    258             break;
    259         case OPT_MD:
    260             digestname = opt_unknown();
    261             break;
    262         case OPT_PROV_CASES:
    263             if (!opt_provider(o))
    264                 goto end;
    265             break;
    266         }
    267     }
    268 
    269     /* One argument, the URI */
    270     if (!opt_check_rest_arg("URI"))
    271         goto opthelp;
    272     argv = opt_rest();
    273 
    274     if (!opt_md(digestname, &digest))
    275         goto opthelp;
    276 
    277     if (criterion != 0) {
    278         switch (criterion) {
    279         case OSSL_STORE_SEARCH_BY_NAME:
    280             if ((search = OSSL_STORE_SEARCH_by_name(subject)) == NULL) {
    281                 ERR_print_errors(bio_err);
    282                 goto end;
    283             }
    284             break;
    285         case OSSL_STORE_SEARCH_BY_ISSUER_SERIAL:
    286             if (issuer == NULL || serial == NULL) {
    287                 BIO_printf(bio_err,
    288                     "%s: both -issuer and -serial must be given.\n",
    289                     prog);
    290                 goto end;
    291             }
    292             if ((search = OSSL_STORE_SEARCH_by_issuer_serial(issuer, serial))
    293                 == NULL) {
    294                 ERR_print_errors(bio_err);
    295                 goto end;
    296             }
    297             break;
    298         case OSSL_STORE_SEARCH_BY_KEY_FINGERPRINT:
    299             if ((search = OSSL_STORE_SEARCH_by_key_fingerprint(digest,
    300                      fingerprint,
    301                      fingerprintlen))
    302                 == NULL) {
    303                 ERR_print_errors(bio_err);
    304                 goto end;
    305             }
    306             break;
    307         case OSSL_STORE_SEARCH_BY_ALIAS:
    308             if ((search = OSSL_STORE_SEARCH_by_alias(alias)) == NULL) {
    309                 ERR_print_errors(bio_err);
    310                 goto end;
    311             }
    312             break;
    313         }
    314     }
    315 
    316     if (!app_passwd(passinarg, NULL, &passin, NULL)) {
    317         BIO_printf(bio_err, "Error getting passwords\n");
    318         goto end;
    319     }
    320     pw_cb_data.password = passin;
    321     pw_cb_data.prompt_info = argv[0];
    322 
    323     ret = process(argv[0], get_ui_method(), &pw_cb_data,
    324         expected, criterion, search,
    325         text, noout, recursive, 0, outfile, prog, libctx);
    326 
    327 end:
    328     EVP_MD_free(digest);
    329     OPENSSL_free(fingerprint);
    330     OPENSSL_free(alias);
    331     ASN1_INTEGER_free(serial);
    332     X509_NAME_free(subject);
    333     X509_NAME_free(issuer);
    334     OSSL_STORE_SEARCH_free(search);
    335     BIO_free_all(out);
    336     OPENSSL_free(passin);
    337     release_engine(e);
    338     return ret;
    339 }
    340 
    341 static int indent_printf(int indent, BIO *bio, const char *format, ...)
    342 {
    343     va_list args;
    344     int ret, vret;
    345 
    346     ret = BIO_printf(bio, "%*s", indent, "");
    347     if (ret < 0)
    348         return ret;
    349 
    350     va_start(args, format);
    351     vret = BIO_vprintf(bio, format, args);
    352     va_end(args);
    353 
    354     if (vret < 0)
    355         return vret;
    356     if (vret > INT_MAX - ret)
    357         return INT_MAX;
    358 
    359     return ret + vret;
    360 }
    361 
    362 static int process(const char *uri, const UI_METHOD *uimeth, PW_CB_DATA *uidata,
    363     int expected, int criterion, OSSL_STORE_SEARCH *search,
    364     int text, int noout, int recursive, int indent, const char *outfile,
    365     const char *prog, OSSL_LIB_CTX *libctx)
    366 {
    367     OSSL_STORE_CTX *store_ctx = NULL;
    368     int ret = 1, items = 0;
    369 
    370     if ((store_ctx = OSSL_STORE_open_ex(uri, libctx, app_get0_propq(), uimeth, uidata,
    371              NULL, NULL, NULL))
    372         == NULL) {
    373         BIO_printf(bio_err, "Couldn't open file or uri %s\n", uri);
    374         ERR_print_errors(bio_err);
    375         return ret;
    376     }
    377 
    378     if (expected != 0) {
    379         if (!OSSL_STORE_expect(store_ctx, expected)) {
    380             ERR_print_errors(bio_err);
    381             goto end2;
    382         }
    383     }
    384 
    385     if (criterion != 0) {
    386         if (!OSSL_STORE_supports_search(store_ctx, criterion)) {
    387             BIO_printf(bio_err,
    388                 "%s: the store scheme doesn't support the given search criteria.\n",
    389                 prog);
    390             goto end2;
    391         }
    392 
    393         if (!OSSL_STORE_find(store_ctx, search)) {
    394             ERR_print_errors(bio_err);
    395             goto end2;
    396         }
    397     }
    398 
    399     /* From here on, we count errors, and we'll return the count at the end */
    400     ret = 0;
    401 
    402     for (;;) {
    403         OSSL_STORE_INFO *info = OSSL_STORE_load(store_ctx);
    404         int type = info == NULL ? 0 : OSSL_STORE_INFO_get_type(info);
    405         const char *infostr = info == NULL ? NULL : OSSL_STORE_INFO_type_string(type);
    406 
    407         if (info == NULL) {
    408             if (OSSL_STORE_error(store_ctx)) {
    409                 if (recursive)
    410                     ERR_clear_error();
    411                 else
    412                     ERR_print_errors(bio_err);
    413                 if (OSSL_STORE_eof(store_ctx))
    414                     break;
    415                 ret++;
    416                 continue;
    417             }
    418 
    419             if (OSSL_STORE_eof(store_ctx))
    420                 break;
    421 
    422             BIO_printf(bio_err,
    423                 "ERROR: OSSL_STORE_load() returned NULL without "
    424                 "eof or error indications\n");
    425             BIO_printf(bio_err, "       This is an error in the loader\n");
    426             ERR_print_errors(bio_err);
    427             ret++;
    428             break;
    429         }
    430 
    431         if (type == OSSL_STORE_INFO_NAME) {
    432             const char *name = OSSL_STORE_INFO_get0_NAME(info);
    433             const char *desc = OSSL_STORE_INFO_get0_NAME_description(info);
    434             indent_printf(indent, bio_out, "%d: %s: %s\n", items, infostr,
    435                 name);
    436             if (desc != NULL)
    437                 indent_printf(indent, bio_out, "%s\n", desc);
    438         } else {
    439             indent_printf(indent, bio_out, "%d: %s\n", items, infostr);
    440         }
    441 
    442         if (out == NULL) {
    443             if ((out = bio_open_default(outfile, 'w', FORMAT_TEXT)) == NULL) {
    444                 ret++;
    445                 goto end2;
    446             }
    447         }
    448 
    449         /*
    450          * Unfortunately, PEM_X509_INFO_write_bio() is sorely lacking in
    451          * functionality, so we must figure out how exactly to write things
    452          * ourselves...
    453          */
    454         switch (type) {
    455         case OSSL_STORE_INFO_NAME:
    456             if (recursive) {
    457                 const char *suburi = OSSL_STORE_INFO_get0_NAME(info);
    458                 ret += process(suburi, uimeth, uidata,
    459                     expected, criterion, search,
    460                     text, noout, recursive, indent + 2, outfile, prog,
    461                     libctx);
    462             }
    463             break;
    464         case OSSL_STORE_INFO_PARAMS:
    465             if (text)
    466                 EVP_PKEY_print_params(out, OSSL_STORE_INFO_get0_PARAMS(info),
    467                     0, NULL);
    468             if (!noout)
    469                 PEM_write_bio_Parameters(out,
    470                     OSSL_STORE_INFO_get0_PARAMS(info));
    471             break;
    472         case OSSL_STORE_INFO_PUBKEY:
    473             if (text)
    474                 EVP_PKEY_print_public(out, OSSL_STORE_INFO_get0_PUBKEY(info),
    475                     0, NULL);
    476             if (!noout)
    477                 PEM_write_bio_PUBKEY(out, OSSL_STORE_INFO_get0_PUBKEY(info));
    478             break;
    479         case OSSL_STORE_INFO_PKEY:
    480             if (text)
    481                 EVP_PKEY_print_private(out, OSSL_STORE_INFO_get0_PKEY(info),
    482                     0, NULL);
    483             if (!noout)
    484                 PEM_write_bio_PrivateKey(out, OSSL_STORE_INFO_get0_PKEY(info),
    485                     NULL, NULL, 0, NULL, NULL);
    486             break;
    487         case OSSL_STORE_INFO_CERT:
    488             if (text)
    489                 X509_print(out, OSSL_STORE_INFO_get0_CERT(info));
    490             if (!noout)
    491                 PEM_write_bio_X509(out, OSSL_STORE_INFO_get0_CERT(info));
    492             break;
    493         case OSSL_STORE_INFO_CRL:
    494             if (text)
    495                 X509_CRL_print(out, OSSL_STORE_INFO_get0_CRL(info));
    496             if (!noout)
    497                 PEM_write_bio_X509_CRL(out, OSSL_STORE_INFO_get0_CRL(info));
    498             break;
    499         default:
    500             BIO_printf(bio_err, "!!! Unknown code\n");
    501             ret++;
    502             break;
    503         }
    504         items++;
    505         OSSL_STORE_INFO_free(info);
    506     }
    507     indent_printf(indent, out, "Total found: %d\n", items);
    508 
    509 end2:
    510     if (!OSSL_STORE_close(store_ctx)) {
    511         ERR_print_errors(bio_err);
    512         ret++;
    513     }
    514 
    515     return ret;
    516 }
    517