1 /* 2 * Copyright 2018-2021 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 #ifndef OSSL_APPS_OPT_H 10 #define OSSL_APPS_OPT_H 11 12 #include <sys/types.h> 13 #include <openssl/e_os2.h> 14 #include <openssl/types.h> 15 #include <stdarg.h> 16 17 #define OPT_COMMON OPT_ERR = -1, OPT_EOF = 0, OPT_HELP 18 19 /* 20 * Common verification options. 21 */ 22 # define OPT_V_ENUM \ 23 OPT_V__FIRST=2000, \ 24 OPT_V_POLICY, OPT_V_PURPOSE, OPT_V_VERIFY_NAME, OPT_V_VERIFY_DEPTH, \ 25 OPT_V_ATTIME, OPT_V_VERIFY_HOSTNAME, OPT_V_VERIFY_EMAIL, \ 26 OPT_V_VERIFY_IP, OPT_V_IGNORE_CRITICAL, OPT_V_ISSUER_CHECKS, \ 27 OPT_V_CRL_CHECK, OPT_V_CRL_CHECK_ALL, OPT_V_POLICY_CHECK, \ 28 OPT_V_EXPLICIT_POLICY, OPT_V_INHIBIT_ANY, OPT_V_INHIBIT_MAP, \ 29 OPT_V_X509_STRICT, OPT_V_EXTENDED_CRL, OPT_V_USE_DELTAS, \ 30 OPT_V_POLICY_PRINT, OPT_V_CHECK_SS_SIG, OPT_V_TRUSTED_FIRST, \ 31 OPT_V_SUITEB_128_ONLY, OPT_V_SUITEB_128, OPT_V_SUITEB_192, \ 32 OPT_V_PARTIAL_CHAIN, OPT_V_NO_ALT_CHAINS, OPT_V_NO_CHECK_TIME, \ 33 OPT_V_VERIFY_AUTH_LEVEL, OPT_V_ALLOW_PROXY_CERTS, \ 34 OPT_V__LAST 35 36 # define OPT_V_OPTIONS \ 37 OPT_SECTION("Validation"), \ 38 { "policy", OPT_V_POLICY, 's', "adds policy to the acceptable policy set"}, \ 39 { "purpose", OPT_V_PURPOSE, 's', \ 40 "certificate chain purpose"}, \ 41 { "verify_name", OPT_V_VERIFY_NAME, 's', "verification policy name"}, \ 42 { "verify_depth", OPT_V_VERIFY_DEPTH, 'n', \ 43 "chain depth limit" }, \ 44 { "auth_level", OPT_V_VERIFY_AUTH_LEVEL, 'n', \ 45 "chain authentication security level" }, \ 46 { "attime", OPT_V_ATTIME, 'M', "verification epoch time" }, \ 47 { "verify_hostname", OPT_V_VERIFY_HOSTNAME, 's', \ 48 "expected peer hostname" }, \ 49 { "verify_email", OPT_V_VERIFY_EMAIL, 's', \ 50 "expected peer email" }, \ 51 { "verify_ip", OPT_V_VERIFY_IP, 's', \ 52 "expected peer IP address" }, \ 53 { "ignore_critical", OPT_V_IGNORE_CRITICAL, '-', \ 54 "permit unhandled critical extensions"}, \ 55 { "issuer_checks", OPT_V_ISSUER_CHECKS, '-', "(deprecated)"}, \ 56 { "crl_check", OPT_V_CRL_CHECK, '-', "check leaf certificate revocation" }, \ 57 { "crl_check_all", OPT_V_CRL_CHECK_ALL, '-', "check full chain revocation" }, \ 58 { "policy_check", OPT_V_POLICY_CHECK, '-', "perform rfc5280 policy checks"}, \ 59 { "explicit_policy", OPT_V_EXPLICIT_POLICY, '-', \ 60 "set policy variable require-explicit-policy"}, \ 61 { "inhibit_any", OPT_V_INHIBIT_ANY, '-', \ 62 "set policy variable inhibit-any-policy"}, \ 63 { "inhibit_map", OPT_V_INHIBIT_MAP, '-', \ 64 "set policy variable inhibit-policy-mapping"}, \ 65 { "x509_strict", OPT_V_X509_STRICT, '-', \ 66 "disable certificate compatibility work-arounds"}, \ 67 { "extended_crl", OPT_V_EXTENDED_CRL, '-', \ 68 "enable extended CRL features"}, \ 69 { "use_deltas", OPT_V_USE_DELTAS, '-', \ 70 "use delta CRLs"}, \ 71 { "policy_print", OPT_V_POLICY_PRINT, '-', \ 72 "print policy processing diagnostics"}, \ 73 { "check_ss_sig", OPT_V_CHECK_SS_SIG, '-', \ 74 "check root CA self-signatures"}, \ 75 { "trusted_first", OPT_V_TRUSTED_FIRST, '-', \ 76 "search trust store first (default)" }, \ 77 { "suiteB_128_only", OPT_V_SUITEB_128_ONLY, '-', "Suite B 128-bit-only mode"}, \ 78 { "suiteB_128", OPT_V_SUITEB_128, '-', \ 79 "Suite B 128-bit mode allowing 192-bit algorithms"}, \ 80 { "suiteB_192", OPT_V_SUITEB_192, '-', "Suite B 192-bit-only mode" }, \ 81 { "partial_chain", OPT_V_PARTIAL_CHAIN, '-', \ 82 "accept chains anchored by intermediate trust-store CAs"}, \ 83 { "no_alt_chains", OPT_V_NO_ALT_CHAINS, '-', "(deprecated)" }, \ 84 { "no_check_time", OPT_V_NO_CHECK_TIME, '-', "ignore certificate validity time" }, \ 85 { "allow_proxy_certs", OPT_V_ALLOW_PROXY_CERTS, '-', "allow the use of proxy certificates" } 86 87 # define OPT_V_CASES \ 88 OPT_V__FIRST: case OPT_V__LAST: break; \ 89 case OPT_V_POLICY: \ 90 case OPT_V_PURPOSE: \ 91 case OPT_V_VERIFY_NAME: \ 92 case OPT_V_VERIFY_DEPTH: \ 93 case OPT_V_VERIFY_AUTH_LEVEL: \ 94 case OPT_V_ATTIME: \ 95 case OPT_V_VERIFY_HOSTNAME: \ 96 case OPT_V_VERIFY_EMAIL: \ 97 case OPT_V_VERIFY_IP: \ 98 case OPT_V_IGNORE_CRITICAL: \ 99 case OPT_V_ISSUER_CHECKS: \ 100 case OPT_V_CRL_CHECK: \ 101 case OPT_V_CRL_CHECK_ALL: \ 102 case OPT_V_POLICY_CHECK: \ 103 case OPT_V_EXPLICIT_POLICY: \ 104 case OPT_V_INHIBIT_ANY: \ 105 case OPT_V_INHIBIT_MAP: \ 106 case OPT_V_X509_STRICT: \ 107 case OPT_V_EXTENDED_CRL: \ 108 case OPT_V_USE_DELTAS: \ 109 case OPT_V_POLICY_PRINT: \ 110 case OPT_V_CHECK_SS_SIG: \ 111 case OPT_V_TRUSTED_FIRST: \ 112 case OPT_V_SUITEB_128_ONLY: \ 113 case OPT_V_SUITEB_128: \ 114 case OPT_V_SUITEB_192: \ 115 case OPT_V_PARTIAL_CHAIN: \ 116 case OPT_V_NO_ALT_CHAINS: \ 117 case OPT_V_NO_CHECK_TIME: \ 118 case OPT_V_ALLOW_PROXY_CERTS 119 120 /* 121 * Common "extended validation" options. 122 */ 123 # define OPT_X_ENUM \ 124 OPT_X__FIRST=1000, \ 125 OPT_X_KEY, OPT_X_CERT, OPT_X_CHAIN, OPT_X_CHAIN_BUILD, \ 126 OPT_X_CERTFORM, OPT_X_KEYFORM, \ 127 OPT_X__LAST 128 129 # define OPT_X_OPTIONS \ 130 OPT_SECTION("Extended certificate"), \ 131 { "xkey", OPT_X_KEY, '<', "key for Extended certificates"}, \ 132 { "xcert", OPT_X_CERT, '<', "cert for Extended certificates"}, \ 133 { "xchain", OPT_X_CHAIN, '<', "chain for Extended certificates"}, \ 134 { "xchain_build", OPT_X_CHAIN_BUILD, '-', \ 135 "build certificate chain for the extended certificates"}, \ 136 { "xcertform", OPT_X_CERTFORM, 'F', \ 137 "format of Extended certificate (PEM/DER/P12); has no effect" }, \ 138 { "xkeyform", OPT_X_KEYFORM, 'F', \ 139 "format of Extended certificate's key (DER/PEM/P12); has no effect"} 140 141 # define OPT_X_CASES \ 142 OPT_X__FIRST: case OPT_X__LAST: break; \ 143 case OPT_X_KEY: \ 144 case OPT_X_CERT: \ 145 case OPT_X_CHAIN: \ 146 case OPT_X_CHAIN_BUILD: \ 147 case OPT_X_CERTFORM: \ 148 case OPT_X_KEYFORM 149 150 /* 151 * Common SSL options. 152 * Any changes here must be coordinated with ../ssl/ssl_conf.c 153 */ 154 # define OPT_S_ENUM \ 155 OPT_S__FIRST=3000, \ 156 OPT_S_NOSSL3, OPT_S_NOTLS1, OPT_S_NOTLS1_1, OPT_S_NOTLS1_2, \ 157 OPT_S_NOTLS1_3, OPT_S_BUGS, OPT_S_NO_COMP, OPT_S_NOTICKET, \ 158 OPT_S_SERVERPREF, OPT_S_LEGACYRENEG, OPT_S_CLIENTRENEG, \ 159 OPT_S_LEGACYCONN, \ 160 OPT_S_ONRESUMP, OPT_S_NOLEGACYCONN, OPT_S_ALLOW_NO_DHE_KEX, \ 161 OPT_S_PRIORITIZE_CHACHA, \ 162 OPT_S_STRICT, OPT_S_SIGALGS, OPT_S_CLIENTSIGALGS, OPT_S_GROUPS, \ 163 OPT_S_CURVES, OPT_S_NAMEDCURVE, OPT_S_CIPHER, OPT_S_CIPHERSUITES, \ 164 OPT_S_RECORD_PADDING, OPT_S_DEBUGBROKE, OPT_S_COMP, \ 165 OPT_S_MINPROTO, OPT_S_MAXPROTO, \ 166 OPT_S_NO_RENEGOTIATION, OPT_S_NO_MIDDLEBOX, OPT_S_NO_ETM, OPT_S__LAST 167 168 # define OPT_S_OPTIONS \ 169 OPT_SECTION("TLS/SSL"), \ 170 {"no_ssl3", OPT_S_NOSSL3, '-',"Just disable SSLv3" }, \ 171 {"no_tls1", OPT_S_NOTLS1, '-', "Just disable TLSv1"}, \ 172 {"no_tls1_1", OPT_S_NOTLS1_1, '-', "Just disable TLSv1.1" }, \ 173 {"no_tls1_2", OPT_S_NOTLS1_2, '-', "Just disable TLSv1.2"}, \ 174 {"no_tls1_3", OPT_S_NOTLS1_3, '-', "Just disable TLSv1.3"}, \ 175 {"bugs", OPT_S_BUGS, '-', "Turn on SSL bug compatibility"}, \ 176 {"no_comp", OPT_S_NO_COMP, '-', "Disable SSL/TLS compression (default)" }, \ 177 {"comp", OPT_S_COMP, '-', "Use SSL/TLS-level compression" }, \ 178 {"no_ticket", OPT_S_NOTICKET, '-', \ 179 "Disable use of TLS session tickets"}, \ 180 {"serverpref", OPT_S_SERVERPREF, '-', "Use server's cipher preferences"}, \ 181 {"legacy_renegotiation", OPT_S_LEGACYRENEG, '-', \ 182 "Enable use of legacy renegotiation (dangerous)"}, \ 183 {"client_renegotiation", OPT_S_CLIENTRENEG, '-', \ 184 "Allow client-initiated renegotiation" }, \ 185 {"no_renegotiation", OPT_S_NO_RENEGOTIATION, '-', \ 186 "Disable all renegotiation."}, \ 187 {"legacy_server_connect", OPT_S_LEGACYCONN, '-', \ 188 "Allow initial connection to servers that don't support RI"}, \ 189 {"no_resumption_on_reneg", OPT_S_ONRESUMP, '-', \ 190 "Disallow session resumption on renegotiation"}, \ 191 {"no_legacy_server_connect", OPT_S_NOLEGACYCONN, '-', \ 192 "Disallow initial connection to servers that don't support RI"}, \ 193 {"allow_no_dhe_kex", OPT_S_ALLOW_NO_DHE_KEX, '-', \ 194 "In TLSv1.3 allow non-(ec)dhe based key exchange on resumption"}, \ 195 {"prioritize_chacha", OPT_S_PRIORITIZE_CHACHA, '-', \ 196 "Prioritize ChaCha ciphers when preferred by clients"}, \ 197 {"strict", OPT_S_STRICT, '-', \ 198 "Enforce strict certificate checks as per TLS standard"}, \ 199 {"sigalgs", OPT_S_SIGALGS, 's', \ 200 "Signature algorithms to support (colon-separated list)" }, \ 201 {"client_sigalgs", OPT_S_CLIENTSIGALGS, 's', \ 202 "Signature algorithms to support for client certificate" \ 203 " authentication (colon-separated list)" }, \ 204 {"groups", OPT_S_GROUPS, 's', \ 205 "Groups to advertise (colon-separated list)" }, \ 206 {"curves", OPT_S_CURVES, 's', \ 207 "Groups to advertise (colon-separated list)" }, \ 208 {"named_curve", OPT_S_NAMEDCURVE, 's', \ 209 "Elliptic curve used for ECDHE (server-side only)" }, \ 210 {"cipher", OPT_S_CIPHER, 's', "Specify TLSv1.2 and below cipher list to be used"}, \ 211 {"ciphersuites", OPT_S_CIPHERSUITES, 's', "Specify TLSv1.3 ciphersuites to be used"}, \ 212 {"min_protocol", OPT_S_MINPROTO, 's', "Specify the minimum protocol version to be used"}, \ 213 {"max_protocol", OPT_S_MAXPROTO, 's', "Specify the maximum protocol version to be used"}, \ 214 {"record_padding", OPT_S_RECORD_PADDING, 's', \ 215 "Block size to pad TLS 1.3 records to."}, \ 216 {"debug_broken_protocol", OPT_S_DEBUGBROKE, '-', \ 217 "Perform all sorts of protocol violations for testing purposes"}, \ 218 {"no_middlebox", OPT_S_NO_MIDDLEBOX, '-', \ 219 "Disable TLSv1.3 middlebox compat mode" }, \ 220 {"no_etm", OPT_S_NO_ETM, '-', \ 221 "Disable Encrypt-then-Mac extension"} 222 223 # define OPT_S_CASES \ 224 OPT_S__FIRST: case OPT_S__LAST: break; \ 225 case OPT_S_NOSSL3: \ 226 case OPT_S_NOTLS1: \ 227 case OPT_S_NOTLS1_1: \ 228 case OPT_S_NOTLS1_2: \ 229 case OPT_S_NOTLS1_3: \ 230 case OPT_S_BUGS: \ 231 case OPT_S_NO_COMP: \ 232 case OPT_S_COMP: \ 233 case OPT_S_NOTICKET: \ 234 case OPT_S_SERVERPREF: \ 235 case OPT_S_LEGACYRENEG: \ 236 case OPT_S_CLIENTRENEG: \ 237 case OPT_S_LEGACYCONN: \ 238 case OPT_S_ONRESUMP: \ 239 case OPT_S_NOLEGACYCONN: \ 240 case OPT_S_ALLOW_NO_DHE_KEX: \ 241 case OPT_S_PRIORITIZE_CHACHA: \ 242 case OPT_S_STRICT: \ 243 case OPT_S_SIGALGS: \ 244 case OPT_S_CLIENTSIGALGS: \ 245 case OPT_S_GROUPS: \ 246 case OPT_S_CURVES: \ 247 case OPT_S_NAMEDCURVE: \ 248 case OPT_S_CIPHER: \ 249 case OPT_S_CIPHERSUITES: \ 250 case OPT_S_RECORD_PADDING: \ 251 case OPT_S_NO_RENEGOTIATION: \ 252 case OPT_S_MINPROTO: \ 253 case OPT_S_MAXPROTO: \ 254 case OPT_S_DEBUGBROKE: \ 255 case OPT_S_NO_MIDDLEBOX: \ 256 case OPT_S_NO_ETM 257 258 #define IS_NO_PROT_FLAG(o) \ 259 (o == OPT_S_NOSSL3 || o == OPT_S_NOTLS1 || o == OPT_S_NOTLS1_1 \ 260 || o == OPT_S_NOTLS1_2 || o == OPT_S_NOTLS1_3) 261 262 /* 263 * Random state options. 264 */ 265 # define OPT_R_ENUM \ 266 OPT_R__FIRST=1500, OPT_R_RAND, OPT_R_WRITERAND, OPT_R__LAST 267 268 # define OPT_R_OPTIONS \ 269 OPT_SECTION("Random state"), \ 270 {"rand", OPT_R_RAND, 's', "Load the given file(s) into the random number generator"}, \ 271 {"writerand", OPT_R_WRITERAND, '>', "Write random data to the specified file"} 272 273 # define OPT_R_CASES \ 274 OPT_R__FIRST: case OPT_R__LAST: break; \ 275 case OPT_R_RAND: case OPT_R_WRITERAND 276 277 /* 278 * Provider options. 279 */ 280 # define OPT_PROV_ENUM \ 281 OPT_PROV__FIRST=1600, \ 282 OPT_PROV_PROVIDER, OPT_PROV_PROVIDER_PATH, OPT_PROV_PROPQUERY, \ 283 OPT_PROV__LAST 284 285 # define OPT_CONFIG_OPTION \ 286 { "config", OPT_CONFIG, '<', "Load a configuration file (this may load modules)" } 287 288 # define OPT_PROV_OPTIONS \ 289 OPT_SECTION("Provider"), \ 290 { "provider-path", OPT_PROV_PROVIDER_PATH, 's', "Provider load path (must be before 'provider' argument if required)" }, \ 291 { "provider", OPT_PROV_PROVIDER, 's', "Provider to load (can be specified multiple times)" }, \ 292 { "propquery", OPT_PROV_PROPQUERY, 's', "Property query used when fetching algorithms" } 293 294 # define OPT_PROV_CASES \ 295 OPT_PROV__FIRST: case OPT_PROV__LAST: break; \ 296 case OPT_PROV_PROVIDER: \ 297 case OPT_PROV_PROVIDER_PATH: \ 298 case OPT_PROV_PROPQUERY 299 300 /* 301 * Option parsing. 302 */ 303 extern const char OPT_HELP_STR[]; 304 extern const char OPT_MORE_STR[]; 305 extern const char OPT_SECTION_STR[]; 306 extern const char OPT_PARAM_STR[]; 307 308 typedef struct options_st { 309 const char *name; 310 int retval; 311 /* 312 * value type: - no value (also the value zero), n number, p positive 313 * number, u unsigned, l long, s string, < input file, > output file, 314 * f any format, F der/pem format, E der/pem/engine format identifier. 315 * l, n and u include zero; p does not. 316 */ 317 int valtype; 318 const char *helpstr; 319 } OPTIONS; 320 /* Special retval values: */ 321 #define OPT_PARAM 0 /* same as OPT_EOF usually defined in apps */ 322 #define OPT_DUP -2 /* marks duplicate occurrence of option in help output */ 323 324 /* 325 * A string/int pairing; widely use for option value lookup, hence the 326 * name OPT_PAIR. But that name is misleading in s_cb.c, so we also use 327 * the "generic" name STRINT_PAIR. 328 */ 329 typedef struct string_int_pair_st { 330 const char *name; 331 int retval; 332 } OPT_PAIR, STRINT_PAIR; 333 334 /* Flags to pass into opt_format; see FORMAT_xxx, below. */ 335 # define OPT_FMT_PEMDER (1L << 1) 336 # define OPT_FMT_PKCS12 (1L << 2) 337 # define OPT_FMT_SMIME (1L << 3) 338 # define OPT_FMT_ENGINE (1L << 4) 339 # define OPT_FMT_MSBLOB (1L << 5) 340 /* (1L << 6) was OPT_FMT_NETSCAPE, but wasn't used */ 341 # define OPT_FMT_NSS (1L << 7) 342 # define OPT_FMT_TEXT (1L << 8) 343 # define OPT_FMT_HTTP (1L << 9) 344 # define OPT_FMT_PVK (1L << 10) 345 # define OPT_FMT_PDE (OPT_FMT_PEMDER | OPT_FMT_ENGINE) 346 # define OPT_FMT_PDS (OPT_FMT_PEMDER | OPT_FMT_SMIME) 347 # define OPT_FMT_ANY ( \ 348 OPT_FMT_PEMDER | OPT_FMT_PKCS12 | OPT_FMT_SMIME | \ 349 OPT_FMT_ENGINE | OPT_FMT_MSBLOB | OPT_FMT_NSS | \ 350 OPT_FMT_TEXT | OPT_FMT_HTTP | OPT_FMT_PVK) 351 352 /* Divide options into sections when displaying usage */ 353 #define OPT_SECTION(sec) { OPT_SECTION_STR, 1, '-', sec " options:\n" } 354 #define OPT_PARAMETERS() { OPT_PARAM_STR, 1, '-', "Parameters:\n" } 355 356 const char *opt_path_end(const char *filename); 357 char *opt_init(int ac, char **av, const OPTIONS * o); 358 char *opt_progname(const char *argv0); 359 char *opt_appname(const char *argv0); 360 char *opt_getprog(void); 361 void opt_help(const OPTIONS * list); 362 363 void opt_begin(void); 364 int opt_next(void); 365 char *opt_flag(void); 366 char *opt_arg(void); 367 char *opt_unknown(void); 368 int opt_cipher(const char *name, EVP_CIPHER **cipherp); 369 int opt_cipher_any(const char *name, EVP_CIPHER **cipherp); 370 int opt_cipher_silent(const char *name, EVP_CIPHER **cipherp); 371 int opt_md(const char *name, EVP_MD **mdp); 372 int opt_md_silent(const char *name, EVP_MD **mdp); 373 374 int opt_int(const char *arg, int *result); 375 int opt_int_arg(void); 376 int opt_long(const char *arg, long *result); 377 int opt_ulong(const char *arg, unsigned long *result); 378 int opt_intmax(const char *arg, ossl_intmax_t *result); 379 int opt_uintmax(const char *arg, ossl_uintmax_t *result); 380 381 int opt_isdir(const char *name); 382 int opt_format(const char *s, unsigned long flags, int *result); 383 void print_format_error(int format, unsigned long flags); 384 int opt_printf_stderr(const char *fmt, ...); 385 int opt_string(const char *name, const char **options); 386 int opt_pair(const char *arg, const OPT_PAIR * pairs, int *result); 387 388 int opt_verify(int i, X509_VERIFY_PARAM *vpm); 389 int opt_rand(int i); 390 int opt_provider(int i); 391 int opt_provider_option_given(void); 392 393 char **opt_rest(void); 394 int opt_num_rest(void); 395 396 /* Returns non-zero if legacy paths are still available */ 397 int opt_legacy_okay(void); 398 399 400 #endif /* OSSL_APPS_OPT_H */ 401