+# include <unixio.h>
+#endif
+#define INCLUDE_FUNCTION_TABLE
+#include "apps.h"
+
+
+#ifdef OPENSSL_NO_CAMELLIA
+# define FORMAT "%-15s"
+# define COLUMNS 5
+#else
+# define FORMAT "%-18s"
+# define COLUMNS 4
+#endif
+
+/* Special sentinel to exit the program. */
+#define EXIT_THE_PROGRAM (-1)
+
+/*
+ * The LHASH callbacks ("hash" & "cmp") have been replaced by functions with
+ * the base prototypes (we cast each variable inside the function to the
+ * required type of "FUNCTION*"). This removes the necessity for
+ * macro-generated wrapper functions.
+ */
+static LHASH_OF(FUNCTION) *prog_init(void);
+static int do_cmd(LHASH_OF(FUNCTION) *prog, int argc, char *argv[]);
+static void list_pkey(void);
+static void list_type(FUNC_TYPE ft);
+static void list_disabled(void);
+char *default_config_file = NULL;
+
+static CONF *config = NULL;
+BIO *bio_in = NULL;
+BIO *bio_out = NULL;
+BIO *bio_err = NULL;
+
+static int apps_startup()
+{
+#ifdef SIGPIPE
+ signal(SIGPIPE, SIG_IGN);
+#endif
+
+ /* Set non-default library initialisation settings */
+ if (!OPENSSL_init_crypto(OPENSSL_INIT_ENGINE_ALL_BUILTIN
+ | OPENSSL_INIT_LOAD_CONFIG, NULL))
+ return 0;
+
+#ifndef OPENSSL_NO_UI
+ setup_ui_method();
+#endif
+
+ return 1;
+}
+
+static void apps_shutdown()
+{
+#ifndef OPENSSL_NO_UI
+ destroy_ui_method();
+#endif
+}
+
+static char *make_config_name()
+{
+ const char *t;
+ size_t len;
+ char *p;
+
+ if ((t = getenv("OPENSSL_CONF")) != NULL)
+ return OPENSSL_strdup(t);
+
+ t = X509_get_default_cert_area();
+ len = strlen(t) + 1 + strlen(OPENSSL_CONF) + 1;
+ p = app_malloc(len, "config filename buffer");
+ strcpy(p, t);
+#ifndef OPENSSL_SYS_VMS
+ strcat(p, "/");
+#endif
+ strcat(p, OPENSSL_CONF);
+
+ return p;
+}
+
+int main(int argc, char *argv[])
+{
+ FUNCTION f, *fp;
+ LHASH_OF(FUNCTION) *prog = NULL;
+ char **copied_argv = NULL;
+ char *p, *pname;
+ char buf[1024];
+ const char *prompt;
+ ARGS arg;
+ int first, n, i, ret = 0;
+
+ arg.argv = NULL;
+ arg.size = 0;
+
+ /* Set up some of the environment. */
+ default_config_file = make_config_name();
+ bio_in = dup_bio_in(FORMAT_TEXT);
+ bio_out = dup_bio_out(FORMAT_TEXT);
+ bio_err = dup_bio_err(FORMAT_TEXT);
+
+#if defined(OPENSSL_SYS_VMS) && defined(__DECC)
+ copied_argv = argv = copy_argv(&argc, argv);
+#endif
+
+ p = getenv("OPENSSL_DEBUG_MEMORY");
+ if (p != NULL && strcmp(p, "on") == 0)
+ CRYPTO_set_mem_debug(1);
+ CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON);
+
+ if (getenv("OPENSSL_FIPS")) {
+#ifdef OPENSSL_FIPS
+ if (!FIPS_mode_set(1)) {
+ ERR_print_errors(bio_err);
+ return 1;
+ }
+#else
+ BIO_printf(bio_err, "FIPS mode not supported.\n");
+ return 1;
+#endif
+ }
+
+ if (!apps_startup())
+ goto end;
+
+ prog = prog_init();
+ pname = opt_progname(argv[0]);
+
+ /* first check the program name */
+ f.name = pname;
+ fp = lh_FUNCTION_retrieve(prog, &f);
+ if (fp != NULL) {
+ argv[0] = pname;
+ ret = fp->func(argc, argv);
+ goto end;
+ }
+
+ /* If there is stuff on the command line, run with that. */
+ if (argc != 1) {
+ argc--;
+ argv++;
+ ret = do_cmd(prog, argc, argv);
+ if (ret < 0)
+ ret = 0;
+ goto end;
+ }
+
+ /* ok, lets enter interactive mode */
+ for (;;) {
+ ret = 0;
+ /* Read a line, continue reading if line ends with \ */
+ for (p = buf, n = sizeof buf, i = 0, first = 1; n > 0; first = 0) {
+ prompt = first ? "OpenSSL> " : "> ";
+ p[0] = '\0';
+#ifndef READLINE
+ fputs(prompt, stdout);
+ fflush(stdout);
+ if (!fgets(p, n, stdin))
+ goto end;
+ if (p[0] == '\0')
+ goto end;
+ i = strlen(p);
+ if (i <= 1)
+ break;
+ if (p[i - 2] != '\\')
+ break;
+ i -= 2;
+ p += i;
+ n -= i;
+#else
+ {
+ extern char *readline(const char *);
+ extern void add_history(const char *cp);
+ char *text;
+
+ char *text = readline(prompt);
+ if (text == NULL)
+ goto end;
+ i = strlen(text);
+ if (i == 0 || i > n)
+ break;
+ if (text[i - 1] != '\\') {
+ p += strlen(strcpy(p, text));
+ free(text);
+ add_history(buf);
+ break;
+ }
+
+ text[i - 1] = '\0';
+ p += strlen(strcpy(p, text));
+ free(text);
+ n -= i;
+ }
+#endif
+ }
+
+ if (!chopup_args(&arg, buf)) {
+ BIO_printf(bio_err, "Can't parse (no memory?)\n");
+ break;
+ }
+
+ ret = do_cmd(prog, arg.argc, arg.argv);
+ if (ret == EXIT_THE_PROGRAM) {
+ ret = 0;
+ goto end;
+ }
+ if (ret != 0)
+ BIO_printf(bio_err, "error in %s\n", arg.argv[0]);
+ (void)BIO_flush(bio_out);
+ (void)BIO_flush(bio_err);
+ }
+ ret = 1;
+ end:
+ OPENSSL_free(copied_argv);
+ OPENSSL_free(default_config_file);
+ NCONF_free(config);
+ config = NULL;
+ lh_FUNCTION_free(prog);
+ OPENSSL_free(arg.argv);
+
+ BIO_free(bio_in);
+ BIO_free_all(bio_out);
+ apps_shutdown();
+#ifndef OPENSSL_NO_CRYPTO_MDEBUG
+ if (CRYPTO_mem_leaks(bio_err) <= 0)
+ ret = 1;
+#endif
+ BIO_free(bio_err);
+ EXIT(ret);
+}
+
+OPTIONS exit_options[] = {
+ {NULL}
+};
+
+static void list_cipher_fn(const EVP_CIPHER *c,
+ const char *from, const char *to, void *arg)
+{
+ if (c)
+ BIO_printf(arg, "%s\n", EVP_CIPHER_name(c));
+ else {
+ if (!from)
+ from = "<undefined>";
+ if (!to)
+ to = "<undefined>";
+ BIO_printf(arg, "%s => %s\n", from, to);
+ }
+}
+
+static void list_md_fn(const EVP_MD *m,
+ 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;
+ }