+ const char *from, const char *to, void *arg)
+{
+ if (m)
+ BIO_printf(arg, "%s\n", EVP_MD_name(m));
+ else {
+ if (!from)
+ from = "<undefined>";
+ if (!to)
+ to = "<undefined>";
+ BIO_printf((BIO *)arg, "%s => %s\n", from, to);
+ }
+}
+
+/* Unified enum for help and list commands. */
+typedef enum HELPLIST_CHOICE {
+ OPT_ERR = -1, OPT_EOF = 0, OPT_HELP,
+ OPT_COMMANDS, OPT_DIGEST_COMMANDS,
+ OPT_DIGEST_ALGORITHMS, OPT_CIPHER_COMMANDS, OPT_CIPHER_ALGORITHMS,
+ OPT_PK_ALGORITHMS, OPT_DISABLED
+} HELPLIST_CHOICE;
+
+OPTIONS list_options[] = {
+ {"help", OPT_HELP, '-', "Display this summary"},
+ {"commands", OPT_COMMANDS, '-', "List of standard commands"},
+ {"digest-commands", OPT_DIGEST_COMMANDS, '-',
+ "List of message digest commands"},
+ {"digest-algorithms", OPT_DIGEST_ALGORITHMS, '-',
+ "List of message digest algorithms"},
+ {"cipher-commands", OPT_CIPHER_COMMANDS, '-', "List of cipher commands"},
+ {"cipher-algorithms", OPT_CIPHER_ALGORITHMS, '-',
+ "List of cipher algorithms"},
+ {"public-key-algorithms", OPT_PK_ALGORITHMS, '-',
+ "List of public key algorithms"},
+ {"disabled", OPT_DISABLED, '-',
+ "List of disabled features"},
+ {NULL}
+};
+
+int list_main(int argc, char **argv)
+{
+ char *prog;
+ HELPLIST_CHOICE o;
+ int done = 0;
+
+ prog = opt_init(argc, argv, list_options);
+ while ((o = opt_next()) != OPT_EOF) {
+ switch (o) {
+ case OPT_EOF: /* Never hit, but suppresses warning */
+ case OPT_ERR:
+ BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
+ return 1;
+ case OPT_HELP:
+ opt_help(list_options);
+ break;
+ case OPT_COMMANDS:
+ list_type(FT_general);
+ break;
+ case OPT_DIGEST_COMMANDS:
+ list_type(FT_md);
+ break;
+ case OPT_DIGEST_ALGORITHMS:
+ EVP_MD_do_all_sorted(list_md_fn, bio_out);
+ break;
+ case OPT_CIPHER_COMMANDS:
+ list_type(FT_cipher);
+ break;
+ case OPT_CIPHER_ALGORITHMS:
+ EVP_CIPHER_do_all_sorted(list_cipher_fn, bio_out);
+ break;
+ case OPT_PK_ALGORITHMS:
+ list_pkey();
+ break;
+ case OPT_DISABLED:
+ list_disabled();
+ break;
+ }
+ done = 1;
+ }
+
+ if (!done) {
+ BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
+ return 1;
+ }
+
+ return 0;
+}
+
+OPTIONS help_options[] = {
+ {"help", OPT_HELP, '-', "Display this summary"},
+ {NULL}
+};
+
+int help_main(int argc, char **argv)
+{
+ FUNCTION *fp;
+ int i, nl;
+ FUNC_TYPE tp;
+ char *prog;
+ HELPLIST_CHOICE o;
+
+ prog = opt_init(argc, argv, help_options);
+ while ((o = opt_next()) != OPT_EOF) {
+ switch (o) {
+ default:
+ BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
+ return 1;
+ case OPT_HELP:
+ opt_help(help_options);
+ return 0;
+ }
+ }
+
+ if (opt_num_rest() != 0) {
+ BIO_printf(bio_err, "Usage: %s\n", prog);
+ return 1;
+ }
+
+ BIO_printf(bio_err, "\nStandard commands");
+ i = 0;
+ tp = FT_none;
+ for (fp = functions; fp->name != NULL; fp++) {
+ nl = 0;
+ if (((i++) % COLUMNS) == 0) {
+ BIO_printf(bio_err, "\n");
+ nl = 1;
+ }
+ if (fp->type != tp) {
+ tp = fp->type;
+ if (!nl)
+ BIO_printf(bio_err, "\n");
+ if (tp == FT_md) {
+ i = 1;
+ BIO_printf(bio_err,
+ "\nMessage Digest commands (see the `dgst' command for more details)\n");
+ } else if (tp == FT_cipher) {
+ i = 1;
+ BIO_printf(bio_err,
+ "\nCipher commands (see the `enc' command for more details)\n");
+ }
+ }
+ BIO_printf(bio_err, FORMAT, fp->name);
+ }
+ BIO_printf(bio_err, "\n\n");
+ return 0;
+}
+
+int exit_main(int argc, char **argv)
+{
+ return EXIT_THE_PROGRAM;
+}
+
+static void list_type(FUNC_TYPE ft)
+{
+ FUNCTION *fp;
+ int i = 0;
+
+ for (fp = functions; fp->name != NULL; fp++)
+ if (fp->type == ft) {
+ if ((i++ % COLUMNS) == 0)
+ BIO_printf(bio_out, "\n");
+ BIO_printf(bio_out, FORMAT, fp->name);
+ }
+ BIO_printf(bio_out, "\n");
+}
+
+static int do_cmd(LHASH_OF(FUNCTION) *prog, int argc, char *argv[])
+{
+ FUNCTION f, *fp;
+
+ if (argc <= 0 || argv[0] == NULL)
+ return (0);
+ f.name = argv[0];
+ fp = lh_FUNCTION_retrieve(prog, &f);
+ if (fp == NULL) {
+ if (EVP_get_digestbyname(argv[0])) {
+ f.type = FT_md;
+ f.func = dgst_main;
+ fp = &f;
+ } else if (EVP_get_cipherbyname(argv[0])) {
+ f.type = FT_cipher;
+ f.func = enc_main;
+ fp = &f;
+ }
+ }
+ if (fp != NULL) {
+ return (fp->func(argc, argv));
+ }
+ if ((strncmp(argv[0], "no-", 3)) == 0) {
+ /*
+ * User is asking if foo is unsupported, by trying to "run" the
+ * no-foo command. Strange.
+ */
+ f.name = argv[0] + 3;
+ if (lh_FUNCTION_retrieve(prog, &f) == NULL) {
+ BIO_printf(bio_out, "%s\n", argv[0]);
+ return (0);
+ }
+ BIO_printf(bio_out, "%s\n", argv[0] + 3);
+ return 1;
+ }
+ if (strcmp(argv[0], "quit") == 0 || strcmp(argv[0], "q") == 0 ||
+ strcmp(argv[0], "exit") == 0 || strcmp(argv[0], "bye") == 0)
+ /* Special value to mean "exit the program. */
+ return EXIT_THE_PROGRAM;
+
+ BIO_printf(bio_err, "Invalid command '%s'; type \"help\" for a list.\n",
+ argv[0]);
+ return (1);
+}
+
+static void list_pkey(void)
+{
+ int i;
+
+ for (i = 0; i < EVP_PKEY_asn1_get_count(); i++) {
+ const EVP_PKEY_ASN1_METHOD *ameth;
+ int pkey_id, pkey_base_id, pkey_flags;
+ const char *pinfo, *pem_str;
+ ameth = EVP_PKEY_asn1_get0(i);
+ EVP_PKEY_asn1_get0_info(&pkey_id, &pkey_base_id, &pkey_flags,
+ &pinfo, &pem_str, ameth);
+ if (pkey_flags & ASN1_PKEY_ALIAS) {
+ BIO_printf(bio_out, "Name: %s\n", OBJ_nid2ln(pkey_id));
+ BIO_printf(bio_out, "\tAlias for: %s\n",
+ OBJ_nid2ln(pkey_base_id));
+ } else {
+ BIO_printf(bio_out, "Name: %s\n", pinfo);
+ BIO_printf(bio_out, "\tType: %s Algorithm\n",
+ pkey_flags & ASN1_PKEY_DYNAMIC ?
+ "External" : "Builtin");
+ BIO_printf(bio_out, "\tOID: %s\n", OBJ_nid2ln(pkey_id));
+ if (pem_str == NULL)
+ pem_str = "(none)";
+ BIO_printf(bio_out, "\tPEM string: %s\n", pem_str);
+ }
+
+ }
+}
+
+static int function_cmp(const FUNCTION * a, const FUNCTION * b)
+{
+ return strncmp(a->name, b->name, 8);
+}
+
+static unsigned long function_hash(const FUNCTION * a)
+{
+ return OPENSSL_LH_strhash(a->name);
+}
+
+static int SortFnByName(const void *_f1, const void *_f2)
+{
+ const FUNCTION *f1 = _f1;
+ const FUNCTION *f2 = _f2;
+
+ if (f1->type != f2->type)
+ return f1->type - f2->type;
+ return strcmp(f1->name, f2->name);
+}
+
+static void list_disabled(void)
+{
+ BIO_puts(bio_out, "Disabled algorithms:\n");
+#ifdef OPENSSL_NO_BF
+ BIO_puts(bio_out, "BF\n");
+#endif
+#ifndef OPENSSL_NO_BLAKE2
+ BIO_puts(bio_out, "BLAKE2\n");
+#endif
+#ifdef OPENSSL_NO_CAMELLIA
+ BIO_puts(bio_out, "CAMELLIA\n");
+#endif
+#ifdef OPENSSL_NO_CAST
+ BIO_puts(bio_out, "CAST\n");
+#endif
+#ifdef OPENSSL_NO_CMAC
+ BIO_puts(bio_out, "CMAC\n");
+#endif
+#ifdef OPENSSL_NO_CMS
+ BIO_puts(bio_out, "CMS\n");
+#endif
+#ifdef OPENSSL_NO_COMP
+ BIO_puts(bio_out, "COMP\n");
+#endif
+#ifdef OPENSSL_NO_DES
+ BIO_puts(bio_out, "DES\n");
+#endif
+#ifdef OPENSSL_NO_DGRAM
+ BIO_puts(bio_out, "DGRAM\n");
+#endif
+#ifdef OPENSSL_NO_DH
+ BIO_puts(bio_out, "DH\n");
+#endif
+#ifdef OPENSSL_NO_DSA
+ BIO_puts(bio_out, "DSA\n");
+#endif
+#if defined(OPENSSL_NO_DTLS)
+ BIO_puts(bio_out, "DTLS\n");
+#endif
+#if defined(OPENSSL_NO_DTLS1)
+ BIO_puts(bio_out, "DTLS1\n");
+#endif
+#if defined(OPENSSL_NO_DTLS1_2)
+ BIO_puts(bio_out, "DTLS1_2\n");
+#endif
+#ifdef OPENSSL_NO_EC
+ BIO_puts(bio_out, "EC\n");
+#endif
+#ifdef OPENSSL_NO_EC2M
+ BIO_puts(bio_out, "EC2M\n");
+#endif
+#ifdef OPENSSL_NO_ENGINE
+ BIO_puts(bio_out, "ENGINE\n");
+#endif
+#ifdef OPENSSL_NO_GOST
+ BIO_puts(bio_out, "GOST\n");
+#endif
+#ifdef OPENSSL_NO_HEARTBEATS
+ BIO_puts(bio_out, "HEARTBEATS\n");
+#endif
+#ifdef OPENSSL_NO_IDEA
+ BIO_puts(bio_out, "IDEA\n");
+#endif
+#ifdef OPENSSL_NO_MD2
+ BIO_puts(bio_out, "MD2\n");
+#endif
+#ifdef OPENSSL_NO_MD4
+ BIO_puts(bio_out, "MD4\n");
+#endif
+#ifdef OPENSSL_NO_MD5
+ BIO_puts(bio_out, "MD5\n");
+#endif
+#ifdef OPENSSL_NO_MDC2
+ BIO_puts(bio_out, "MDC2\n");
+#endif
+#ifdef OPENSSL_NO_OCB
+ BIO_puts(bio_out, "OCB\n");
+#endif
+#ifdef OPENSSL_NO_OCSP
+ BIO_puts(bio_out, "OCSP\n");
+#endif
+#ifdef OPENSSL_NO_PSK
+ BIO_puts(bio_out, "PSK\n");
+#endif
+#ifdef OPENSSL_NO_RC2
+ BIO_puts(bio_out, "RC2\n");
+#endif
+#ifdef OPENSSL_NO_RC4
+ BIO_puts(bio_out, "RC4\n");
+#endif
+#ifdef OPENSSL_NO_RC5
+ BIO_puts(bio_out, "RC5\n");
+#endif
+#ifdef OPENSSL_NO_RMD160
+ BIO_puts(bio_out, "RMD160\n");
+#endif
+#ifdef OPENSSL_NO_RSA
+ BIO_puts(bio_out, "RSA\n");
+#endif
+#ifdef OPENSSL_NO_SCRYPT
+ BIO_puts(bio_out, "SCRYPT\n");
+#endif
+#ifdef OPENSSL_NO_SCTP
+ BIO_puts(bio_out, "SCTP\n");
+#endif
+#ifdef OPENSSL_NO_SEED
+ BIO_puts(bio_out, "SEED\n");
+#endif
+#ifdef OPENSSL_NO_SOCK
+ BIO_puts(bio_out, "SOCK\n");
+#endif
+#ifdef OPENSSL_NO_SRP
+ BIO_puts(bio_out, "SRP\n");
+#endif
+#ifdef OPENSSL_NO_SRTP
+ BIO_puts(bio_out, "SRTP\n");
+#endif
+#ifdef OPENSSL_NO_SSL3
+ BIO_puts(bio_out, "SSL3\n");
+#endif
+#ifdef OPENSSL_NO_TLS1
+ BIO_puts(bio_out, "TLS1\n");
+#endif
+#ifdef OPENSSL_NO_TLS1_1
+ BIO_puts(bio_out, "TLS1_1\n");
+#endif
+#ifdef OPENSSL_NO_TLS1_2
+ BIO_puts(bio_out, "TLS1_2\n");
+#endif
+#ifdef OPENSSL_NO_WHIRLPOOL
+ BIO_puts(bio_out, "WHIRLPOOL\n");
+#endif
+#ifndef ZLIB
+ BIO_puts(bio_out, "ZLIB\n");
+#endif
+}
+
+static LHASH_OF(FUNCTION) *prog_init(void)
+{
+ LHASH_OF(FUNCTION) *ret;
+ FUNCTION *f;
+ size_t i;
+
+ /* Sort alphabetically within category. For nicer help displays. */
+ for (i = 0, f = functions; f->name != NULL; ++f, ++i) ;
+ qsort(functions, i, sizeof(*functions), SortFnByName);
+
+ if ((ret = lh_FUNCTION_new(function_hash, function_cmp)) == NULL)
+ return (NULL);
+
+ for (f = functions; f->name != NULL; f++)
+ (void)lh_FUNCTION_insert(ret, f);
+ return (ret);
+}