X-Git-Url: https://git.openssl.org/gitweb/?p=openssl.git;a=blobdiff_plain;f=apps%2Fopenssl.c;h=39b4f2ce5434bd7ceb09ab64b0d5ec5bf9a60460;hp=7710c3a54c18a990042e621c078586696b45c547;hb=c845ff070d03052f10d9d183682388429cf4fd92;hpb=42a9f38613e05fc653cfb773518213e5333bf09b diff --git a/apps/openssl.c b/apps/openssl.c index 7710c3a54c..39b4f2ce54 100644 --- a/apps/openssl.c +++ b/apps/openssl.c @@ -1,119 +1,18 @@ -/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) - * All rights reserved. - * - * This package is an SSL implementation written - * by Eric Young (eay@cryptsoft.com). - * The implementation was written so as to conform with Netscapes SSL. - * - * This library is free for commercial and non-commercial use as long as - * the following conditions are aheared to. The following conditions - * apply to all code found in this distribution, be it the RC4, RSA, - * lhash, DES, etc., code; not just the SSL code. The SSL documentation - * included with this distribution is covered by the same copyright terms - * except that the holder is Tim Hudson (tjh@cryptsoft.com). - * - * Copyright remains Eric Young's, and as such any Copyright notices in - * the code are not to be removed. - * If this package is used in a product, Eric Young should be given attribution - * as the author of the parts of the library used. - * This can be in the form of a textual message at program startup or - * in documentation (online or textual) provided with the package. - * - * 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 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 acknowledgement: - * "This product includes cryptographic software written by - * Eric Young (eay@cryptsoft.com)" - * The word 'cryptographic' can be left out if the rouines from the library - * being used are not cryptographic related :-). - * 4. If you include any Windows specific code (or a derivative thereof) from - * the apps directory (application code) you must include an acknowledgement: - * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" - * - * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND - * ANY EXPRESS 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 AUTHOR OR 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. - * - * The licence and distribution terms for any publically available version or - * derivative of this code cannot be changed. i.e. this code cannot simply be - * copied and put under another distribution licence - * [including the GNU Public Licence.] - */ -/* ==================================================================== - * Copyright (c) 1998-2006 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). +/* + * Copyright 1995-2018 The OpenSSL Project Authors. All Rights Reserved. * + * Licensed under the OpenSSL license (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 #include #include #include #include #include -#include #include #include #include @@ -123,26 +22,22 @@ # include #endif #include -#ifdef OPENSSL_FIPS -# include -#endif -#define USE_SOCKETS /* needed for the _O_BINARY defs in the MS world */ #include "s_apps.h" /* Needed to get the other O_xxx flags. */ #ifdef OPENSSL_SYS_VMS # include #endif -#define INCLUDE_FUNCTION_TABLE #include "apps.h" +#define INCLUDE_FUNCTION_TABLE +#include "progs.h" - -#ifdef OPENSSL_NO_CAMELLIA -# define FORMAT "%-15s" -# define COLUMNS 5 -#else -# define FORMAT "%-18s" -# define COLUMNS 4 -#endif +/* Structure to hold the number of columns to be displayed and the + * field width used to display them. + */ +typedef struct { + int columns; + int width; +} DISPLAY_COLUMNS; /* Special sentinel to exit the program. */ #define EXIT_THE_PROGRAM (-1) @@ -156,15 +51,29 @@ 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_pkey_meth(void); +static void list_type(FUNC_TYPE ft, int one); 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 void calculate_columns(DISPLAY_COLUMNS *dc) +{ + FUNCTION *f; + int len, maxlen = 0; + + for (f = functions; f->name != NULL; ++f) + if (f->type == FT_general || f->type == FT_md || f->type == FT_cipher) + if ((len = strlen(f->name)) > maxlen) + maxlen = len; + + dc->width = maxlen + 2; + dc->columns = (80 - 1) / dc->width; +} + static int apps_startup() { #ifdef SIGPIPE @@ -172,22 +81,19 @@ static int apps_startup() #endif /* Set non-default library initialisation settings */ - if (!OPENSSL_init_crypto(OPENSSL_INIT_ENGINE_ALL_BUILTIN - | OPENSSL_INIT_LOAD_CONFIG, NULL)) + if (!OPENSSL_init_ssl(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 + destroy_prefix_method(); } static char *make_config_name() @@ -233,6 +139,11 @@ int main(int argc, char *argv[]) #if defined(OPENSSL_SYS_VMS) && defined(__DECC) copied_argv = argv = copy_argv(&argc, argv); +#elif defined(_WIN32) + /* + * Replace argv[] with UTF-8 encoded strings. + */ + win32_utf8argv(&argc, &argv); #endif p = getenv("OPENSSL_DEBUG_MEMORY"); @@ -241,19 +152,17 @@ int main(int argc, char *argv[]) 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()) + if (!apps_startup()) { + BIO_printf(bio_err, + "FATAL: Startup failure (dev note: apps_startup() failed)\n"); + ERR_print_errors(bio_err); + ret = 1; goto end; + } prog = prog_init(); pname = opt_progname(argv[0]); @@ -281,7 +190,7 @@ int main(int argc, char *argv[]) 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) { + for (p = buf, n = sizeof(buf), i = 0, first = 1; n > 0; first = 0) { prompt = first ? "OpenSSL> " : "> "; p[0] = '\0'; #ifndef READLINE @@ -305,7 +214,7 @@ int main(int argc, char *argv[]) extern void add_history(const char *cp); char *text; - char *text = readline(prompt); + text = readline(prompt); if (text == NULL) goto end; i = strlen(text); @@ -345,10 +254,9 @@ int main(int argc, char *argv[]) end: OPENSSL_free(copied_argv); OPENSSL_free(default_config_file); - NCONF_free(config); - config = NULL; lh_FUNCTION_free(prog); OPENSSL_free(arg.argv); + app_RAND_write(); BIO_free(bio_in); BIO_free_all(bio_out); @@ -361,19 +269,15 @@ int main(int argc, char *argv[]) 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) + if (c != NULL) { BIO_printf(arg, "%s\n", EVP_CIPHER_name(c)); - else { - if (!from) + } else { + if (from == NULL) from = ""; - if (!to) + if (to == NULL) to = ""; BIO_printf(arg, "%s => %s\n", from, to); } @@ -382,27 +286,74 @@ static void list_cipher_fn(const EVP_CIPHER *c, static void list_md_fn(const EVP_MD *m, const char *from, const char *to, void *arg) { - if (m) + if (m != NULL) { BIO_printf(arg, "%s\n", EVP_MD_name(m)); - else { - if (!from) + } else { + if (from == NULL) from = ""; - if (!to) + if (to == NULL) to = ""; BIO_printf((BIO *)arg, "%s => %s\n", from, to); } } +static void list_missing_help(void) +{ + const FUNCTION *fp; + const OPTIONS *o; + + for (fp = functions; fp->name != NULL; fp++) { + if ((o = fp->help) != NULL) { + /* If there is help, list what flags are not documented. */ + for ( ; o->name != NULL; o++) { + if (o->helpstr == NULL) + BIO_printf(bio_out, "%s %s\n", fp->name, o->name); + } + } else if (fp->func != dgst_main) { + /* If not aliased to the dgst command, */ + BIO_printf(bio_out, "%s *\n", fp->name); + } + } +} + +static void list_options_for_command(const char *command) +{ + const FUNCTION *fp; + const OPTIONS *o; + + for (fp = functions; fp->name != NULL; fp++) + if (strcmp(fp->name, command) == 0) + break; + if (fp->name == NULL) { + BIO_printf(bio_err, "Invalid command '%s'; type \"help\" for a list.\n", + command); + return; + } + + if ((o = fp->help) == NULL) + return; + + for ( ; o->name != NULL; o++) { + if (o->name == OPT_HELP_STR + || o->name == OPT_MORE_STR + || o->name[0] == '\0') + continue; + BIO_printf(bio_out, "%s %c\n", o->name, o->valtype); + } +} + + /* 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_ERR = -1, OPT_EOF = 0, OPT_HELP, OPT_ONE, + OPT_COMMANDS, OPT_DIGEST_COMMANDS, OPT_OPTIONS, OPT_DIGEST_ALGORITHMS, OPT_CIPHER_COMMANDS, OPT_CIPHER_ALGORITHMS, - OPT_PK_ALGORITHMS, OPT_DISABLED + OPT_PK_ALGORITHMS, OPT_PK_METHOD, OPT_DISABLED, OPT_MISSING_HELP } HELPLIST_CHOICE; -OPTIONS list_options[] = { +const OPTIONS list_options[] = { {"help", OPT_HELP, '-', "Display this summary"}, + {"1", OPT_ONE, '-', "List in one column"}, {"commands", OPT_COMMANDS, '-', "List of standard commands"}, {"digest-commands", OPT_DIGEST_COMMANDS, '-', "List of message digest commands"}, @@ -413,8 +364,14 @@ OPTIONS list_options[] = { "List of cipher algorithms"}, {"public-key-algorithms", OPT_PK_ALGORITHMS, '-', "List of public key algorithms"}, + {"public-key-methods", OPT_PK_METHOD, '-', + "List of public key methods"}, {"disabled", OPT_DISABLED, '-', "List of disabled features"}, + {"missing-help", OPT_MISSING_HELP, '-', + "List missing detailed help strings"}, + {"options", OPT_OPTIONS, 's', + "List options for specified command"}, {NULL} }; @@ -422,29 +379,33 @@ int list_main(int argc, char **argv) { char *prog; HELPLIST_CHOICE o; - int done = 0; + int one = 0, 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: +opthelp: BIO_printf(bio_err, "%s: Use -help for summary.\n", prog); return 1; case OPT_HELP: opt_help(list_options); break; + case OPT_ONE: + one = 1; + break; case OPT_COMMANDS: - list_type(FT_general); + list_type(FT_general, one); break; case OPT_DIGEST_COMMANDS: - list_type(FT_md); + list_type(FT_md, one); break; case OPT_DIGEST_ALGORITHMS: EVP_MD_do_all_sorted(list_md_fn, bio_out); break; case OPT_CIPHER_COMMANDS: - list_type(FT_cipher); + list_type(FT_cipher, one); break; case OPT_CIPHER_ALGORITHMS: EVP_CIPHER_do_all_sorted(list_cipher_fn, bio_out); @@ -452,57 +413,86 @@ int list_main(int argc, char **argv) case OPT_PK_ALGORITHMS: list_pkey(); break; + case OPT_PK_METHOD: + list_pkey_meth(); + break; case OPT_DISABLED: list_disabled(); break; + case OPT_MISSING_HELP: + list_missing_help(); + break; + case OPT_OPTIONS: + list_options_for_command(opt_arg()); + break; } done = 1; } - - if (!done) { - BIO_printf(bio_err, "%s: Use -help for summary.\n", prog); - return 1; + if (opt_num_rest() != 0) { + BIO_printf(bio_err, "Extra arguments given.\n"); + goto opthelp; } + if (!done) + goto opthelp; + return 0; } -OPTIONS help_options[] = { - {"help", OPT_HELP, '-', "Display this summary"}, +typedef enum HELP_CHOICE { + OPT_hERR = -1, OPT_hEOF = 0, OPT_hHELP +} HELP_CHOICE; + +const OPTIONS help_options[] = { + {OPT_HELP_STR, 1, '-', "Usage: help [options]\n"}, + {OPT_HELP_STR, 1, '-', " help [command]\n"}, + {"help", OPT_hHELP, '-', "Display this summary"}, {NULL} }; + int help_main(int argc, char **argv) { FUNCTION *fp; int i, nl; FUNC_TYPE tp; char *prog; - HELPLIST_CHOICE o; + HELP_CHOICE o; + DISPLAY_COLUMNS dc; prog = opt_init(argc, argv, help_options); - while ((o = opt_next()) != OPT_EOF) { + while ((o = opt_next()) != OPT_hEOF) { switch (o) { - default: + case OPT_hERR: + case OPT_hEOF: BIO_printf(bio_err, "%s: Use -help for summary.\n", prog); return 1; - case OPT_HELP: + case OPT_hHELP: opt_help(help_options); return 0; } } + if (opt_num_rest() == 1) { + char *new_argv[3]; + + new_argv[0] = opt_rest()[0]; + new_argv[1] = "--help"; + new_argv[2] = NULL; + return do_cmd(prog_init(), 2, new_argv); + } if (opt_num_rest() != 0) { BIO_printf(bio_err, "Usage: %s\n", prog); return 1; } - BIO_printf(bio_err, "\nStandard commands"); + calculate_columns(&dc); + BIO_printf(bio_err, "Standard commands"); i = 0; tp = FT_none; for (fp = functions; fp->name != NULL; fp++) { nl = 0; - if (((i++) % COLUMNS) == 0) { + if (i++ % dc.columns == 0) { BIO_printf(bio_err, "\n"); nl = 1; } @@ -520,29 +510,35 @@ int help_main(int argc, char **argv) "\nCipher commands (see the `enc' command for more details)\n"); } } - BIO_printf(bio_err, FORMAT, fp->name); + BIO_printf(bio_err, "%-*s", dc.width, 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) +static void list_type(FUNC_TYPE ft, int one) { FUNCTION *fp; int i = 0; + DISPLAY_COLUMNS dc = {0}; - for (fp = functions; fp->name != NULL; fp++) - if (fp->type == ft) { - if ((i++ % COLUMNS) == 0) + if (!one) + calculate_columns(&dc); + + for (fp = functions; fp->name != NULL; fp++) { + if (fp->type != ft) + continue; + if (one) { + BIO_printf(bio_out, "%s\n", fp->name); + } else { + if (i % dc.columns == 0 && i > 0) BIO_printf(bio_out, "\n"); - BIO_printf(bio_out, FORMAT, fp->name); + BIO_printf(bio_out, "%-*s", dc.width, fp->name); + i++; } - BIO_printf(bio_out, "\n"); + } + if (!one) + BIO_printf(bio_out, "\n\n"); } static int do_cmd(LHASH_OF(FUNCTION) *prog, int argc, char *argv[]) @@ -550,7 +546,7 @@ static int do_cmd(LHASH_OF(FUNCTION) *prog, int argc, char *argv[]) FUNCTION f, *fp; if (argc <= 0 || argv[0] == NULL) - return (0); + return 0; f.name = argv[0]; fp = lh_FUNCTION_retrieve(prog, &f); if (fp == NULL) { @@ -565,7 +561,7 @@ static int do_cmd(LHASH_OF(FUNCTION) *prog, int argc, char *argv[]) } } if (fp != NULL) { - return (fp->func(argc, argv)); + return fp->func(argc, argv); } if ((strncmp(argv[0], "no-", 3)) == 0) { /* @@ -575,7 +571,7 @@ static int do_cmd(LHASH_OF(FUNCTION) *prog, int argc, char *argv[]) f.name = argv[0] + 3; if (lh_FUNCTION_retrieve(prog, &f) == NULL) { BIO_printf(bio_out, "%s\n", argv[0]); - return (0); + return 0; } BIO_printf(bio_out, "%s\n", argv[0] + 3); return 1; @@ -587,7 +583,7 @@ static int do_cmd(LHASH_OF(FUNCTION) *prog, int argc, char *argv[]) BIO_printf(bio_err, "Invalid command '%s'; type \"help\" for a list.\n", argv[0]); - return (1); + return 1; } static void list_pkey(void) @@ -619,6 +615,22 @@ static void list_pkey(void) } } +static void list_pkey_meth(void) +{ + size_t i; + size_t meth_count = EVP_PKEY_meth_get_count(); + + for (i = 0; i < meth_count; i++) { + const EVP_PKEY_METHOD *pmeth = EVP_PKEY_meth_get0(i); + int pkey_id, pkey_flags; + + EVP_PKEY_meth_get0_info(&pkey_id, &pkey_flags, pmeth); + BIO_printf(bio_out, "%s\n", OBJ_nid2ln(pkey_id)); + BIO_printf(bio_out, "\tType: %s Algorithm\n", + pkey_flags & ASN1_PKEY_DYNAMIC ? "External" : "Builtin"); + } +} + static int function_cmp(const FUNCTION * a, const FUNCTION * b) { return strncmp(a->name, b->name, 8); @@ -626,7 +638,7 @@ static int function_cmp(const FUNCTION * a, const FUNCTION * b) static unsigned long function_hash(const FUNCTION * a) { - return lh_strhash(a->name); + return OPENSSL_LH_strhash(a->name); } static int SortFnByName(const void *_f1, const void *_f2) @@ -642,10 +654,13 @@ static int SortFnByName(const void *_f1, const void *_f2) static void list_disabled(void) { BIO_puts(bio_out, "Disabled algorithms:\n"); +#ifdef OPENSSL_NO_ARIA + BIO_puts(bio_out, "ARIA\n"); +#endif #ifdef OPENSSL_NO_BF BIO_puts(bio_out, "BF\n"); #endif -#ifndef OPENSSL_NO_BLAKE2 +#ifdef OPENSSL_NO_BLAKE2 BIO_puts(bio_out, "BLAKE2\n"); #endif #ifdef OPENSSL_NO_CAMELLIA @@ -747,6 +762,12 @@ static void list_disabled(void) #ifdef OPENSSL_NO_SEED BIO_puts(bio_out, "SEED\n"); #endif +#ifdef OPENSSL_NO_SM3 + BIO_puts(bio_out, "SM3\n"); +#endif +#ifdef OPENSSL_NO_SM4 + BIO_puts(bio_out, "SM4\n"); +#endif #ifdef OPENSSL_NO_SOCK BIO_puts(bio_out, "SOCK\n"); #endif @@ -756,15 +777,9 @@ static void list_disabled(void) #ifdef OPENSSL_NO_SRTP BIO_puts(bio_out, "SRTP\n"); #endif -#ifdef OPENSSL_NO_SSL - BIO_puts(bio_out, "SSL\n"); -#endif #ifdef OPENSSL_NO_SSL3 BIO_puts(bio_out, "SSL3\n"); #endif -#if defined(OPENSSL_NO_TLS) - BIO_puts(bio_out, "TLS\n"); -#endif #ifdef OPENSSL_NO_TLS1 BIO_puts(bio_out, "TLS1\n"); #endif @@ -784,18 +799,25 @@ static void list_disabled(void) static LHASH_OF(FUNCTION) *prog_init(void) { - LHASH_OF(FUNCTION) *ret; + static LHASH_OF(FUNCTION) *ret = NULL; + static int prog_inited = 0; FUNCTION *f; size_t i; + if (prog_inited) + return ret; + + prog_inited = 1; + /* Sort alphabetically within category. For nicer help displays. */ - for (i = 0, f = functions; f->name != NULL; ++f, ++i) ; + 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); + return NULL; for (f = functions; f->name != NULL; f++) (void)lh_FUNCTION_insert(ret, f); - return (ret); + return ret; }