1 /* 2 * Copyright 1995-2022 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 #ifndef OSSL_APPS_H 11 # define OSSL_APPS_H 12 13 # include "internal/e_os.h" /* struct timeval for DTLS */ 14 # include "internal/common.h" /* for HAS_PREFIX */ 15 # include "internal/nelem.h" 16 # include "internal/sockets.h" /* for openssl_fdset() */ 17 # include <assert.h> 18 19 # include <stdarg.h> 20 # include <sys/types.h> 21 # ifndef OPENSSL_NO_POSIX_IO 22 # include <sys/stat.h> 23 # include <fcntl.h> 24 # endif 25 26 # include <openssl/e_os2.h> 27 # include <openssl/types.h> 28 # include <openssl/bio.h> 29 # include <openssl/x509.h> 30 # include <openssl/conf.h> 31 # include <openssl/txt_db.h> 32 # include <openssl/engine.h> 33 # include <openssl/ocsp.h> 34 # include <openssl/http.h> 35 # include <signal.h> 36 # include "apps_ui.h" 37 # include "opt.h" 38 # include "fmt.h" 39 # include "platform.h" 40 # include "engine_loader.h" 41 # include "app_libctx.h" 42 43 /* 44 * quick macro when you need to pass an unsigned char instead of a char. 45 * this is true for some implementations of the is*() functions, for 46 * example. 47 */ 48 # define _UC(c) ((unsigned char)(c)) 49 50 void app_RAND_load_conf(CONF *c, const char *section); 51 int app_RAND_write(void); 52 int app_RAND_load(void); 53 54 extern char *default_config_file; /* may be "" */ 55 extern BIO *bio_in; 56 extern BIO *bio_out; 57 extern BIO *bio_err; 58 extern const unsigned char tls13_aes128gcmsha256_id[]; 59 extern const unsigned char tls13_aes256gcmsha384_id[]; 60 extern BIO_ADDR *ourpeer; 61 62 BIO *dup_bio_in(int format); 63 BIO *dup_bio_out(int format); 64 BIO *dup_bio_err(int format); 65 BIO *bio_open_owner(const char *filename, int format, int private); 66 BIO *bio_open_default(const char *filename, char mode, int format); 67 BIO *bio_open_default_quiet(const char *filename, char mode, int format); 68 CONF *app_load_config_bio(BIO *in, const char *filename); 69 #define app_load_config(filename) app_load_config_internal(filename, 0) 70 #define app_load_config_quiet(filename) app_load_config_internal(filename, 1) 71 CONF *app_load_config_internal(const char *filename, int quiet); 72 CONF *app_load_config_verbose(const char *filename, int verbose); 73 int app_load_modules(const CONF *config); 74 CONF *app_load_config_modules(const char *configfile); 75 void unbuffer(FILE *fp); 76 void wait_for_async(SSL *s); 77 # if defined(OPENSSL_SYS_MSDOS) 78 int has_stdin_waiting(void); 79 # endif 80 81 void corrupt_signature(const ASN1_STRING *signature); 82 int set_cert_times(X509 *x, const char *startdate, const char *enddate, 83 int days); 84 int set_crl_lastupdate(X509_CRL *crl, const char *lastupdate); 85 int set_crl_nextupdate(X509_CRL *crl, const char *nextupdate, 86 long days, long hours, long secs); 87 88 typedef struct args_st { 89 int size; 90 int argc; 91 char **argv; 92 } ARGS; 93 94 /* We need both wrap and the "real" function because libcrypto uses both. */ 95 int wrap_password_callback(char *buf, int bufsiz, int verify, void *cb_data); 96 97 /* progress callback for dsaparam, dhparam, req, genpkey, etc. */ 98 int progress_cb(EVP_PKEY_CTX *ctx); 99 100 int chopup_args(ARGS *arg, char *buf); 101 void dump_cert_text(BIO *out, X509 *x); 102 void print_name(BIO *out, const char *title, const X509_NAME *nm); 103 void print_bignum_var(BIO *, const BIGNUM *, const char*, 104 int, unsigned char *); 105 void print_array(BIO *, const char *, int, const unsigned char *); 106 int set_nameopt(const char *arg); 107 unsigned long get_nameopt(void); 108 int set_dateopt(unsigned long *dateopt, const char *arg); 109 int set_cert_ex(unsigned long *flags, const char *arg); 110 int set_name_ex(unsigned long *flags, const char *arg); 111 int set_ext_copy(int *copy_type, const char *arg); 112 int copy_extensions(X509 *x, X509_REQ *req, int copy_type); 113 char *get_passwd(const char *pass, const char *desc); 114 int app_passwd(const char *arg1, const char *arg2, char **pass1, char **pass2); 115 int add_oid_section(CONF *conf); 116 X509_REQ *load_csr(const char *file, int format, const char *desc); 117 X509 *load_cert_pass(const char *uri, int format, int maybe_stdin, 118 const char *pass, const char *desc); 119 #define load_cert(uri, format, desc) load_cert_pass(uri, format, 1, NULL, desc) 120 X509_CRL *load_crl(const char *uri, int format, int maybe_stdin, 121 const char *desc); 122 void cleanse(char *str); 123 void clear_free(char *str); 124 EVP_PKEY *load_key(const char *uri, int format, int maybe_stdin, 125 const char *pass, ENGINE *e, const char *desc); 126 EVP_PKEY *load_pubkey(const char *uri, int format, int maybe_stdin, 127 const char *pass, ENGINE *e, const char *desc); 128 EVP_PKEY *load_keyparams(const char *uri, int format, int maybe_stdin, 129 const char *keytype, const char *desc); 130 EVP_PKEY *load_keyparams_suppress(const char *uri, int format, int maybe_stdin, 131 const char *keytype, const char *desc, 132 int suppress_decode_errors); 133 char *next_item(char *opt); /* in list separated by comma and/or space */ 134 int load_cert_certs(const char *uri, 135 X509 **pcert, STACK_OF(X509) **pcerts, 136 int exclude_http, const char *pass, const char *desc, 137 X509_VERIFY_PARAM *vpm); 138 STACK_OF(X509) *load_certs_multifile(char *files, const char *pass, 139 const char *desc, X509_VERIFY_PARAM *vpm); 140 X509_STORE *load_certstore(char *input, const char *pass, const char *desc, 141 X509_VERIFY_PARAM *vpm); 142 int load_certs(const char *uri, int maybe_stdin, STACK_OF(X509) **certs, 143 const char *pass, const char *desc); 144 int load_crls(const char *uri, STACK_OF(X509_CRL) **crls, 145 const char *pass, const char *desc); 146 int load_key_certs_crls(const char *uri, int format, int maybe_stdin, 147 const char *pass, const char *desc, 148 EVP_PKEY **ppkey, EVP_PKEY **ppubkey, 149 EVP_PKEY **pparams, 150 X509 **pcert, STACK_OF(X509) **pcerts, 151 X509_CRL **pcrl, STACK_OF(X509_CRL) **pcrls); 152 int load_key_cert_crl(const char *uri, int format, int maybe_stdin, 153 const char *pass, const char *desc, 154 EVP_PKEY **ppkey, EVP_PKEY **ppubkey, 155 X509 **pcert, X509_CRL **pcrl); 156 X509_STORE *setup_verify(const char *CAfile, int noCAfile, 157 const char *CApath, int noCApath, 158 const char *CAstore, int noCAstore); 159 __owur int ctx_set_verify_locations(SSL_CTX *ctx, 160 const char *CAfile, int noCAfile, 161 const char *CApath, int noCApath, 162 const char *CAstore, int noCAstore); 163 164 # ifndef OPENSSL_NO_CT 165 166 /* 167 * Sets the file to load the Certificate Transparency log list from. 168 * If path is NULL, loads from the default file path. 169 * Returns 1 on success, 0 otherwise. 170 */ 171 __owur int ctx_set_ctlog_list_file(SSL_CTX *ctx, const char *path); 172 173 # endif 174 175 ENGINE *setup_engine_methods(const char *id, unsigned int methods, int debug); 176 # define setup_engine(e, debug) setup_engine_methods(e, (unsigned int)-1, debug) 177 void release_engine(ENGINE *e); 178 int init_engine(ENGINE *e); 179 int finish_engine(ENGINE *e); 180 char *make_engine_uri(ENGINE *e, const char *key_id, const char *desc); 181 182 int get_legacy_pkey_id(OSSL_LIB_CTX *libctx, const char *algname, ENGINE *e); 183 const EVP_MD *get_digest_from_engine(const char *name); 184 const EVP_CIPHER *get_cipher_from_engine(const char *name); 185 186 # ifndef OPENSSL_NO_OCSP 187 OCSP_RESPONSE *process_responder(OCSP_REQUEST *req, const char *host, 188 const char *port, const char *path, 189 const char *proxy, const char *no_proxy, 190 int use_ssl, STACK_OF(CONF_VALUE) *headers, 191 int req_timeout); 192 # endif 193 194 /* Functions defined in ca.c and also used in ocsp.c */ 195 int unpack_revinfo(ASN1_TIME **prevtm, int *preason, ASN1_OBJECT **phold, 196 ASN1_GENERALIZEDTIME **pinvtm, const char *str); 197 198 # define DB_type 0 199 # define DB_exp_date 1 200 # define DB_rev_date 2 201 # define DB_serial 3 /* index - unique */ 202 # define DB_file 4 203 # define DB_name 5 /* index - unique when active and not 204 * disabled */ 205 # define DB_NUMBER 6 206 207 # define DB_TYPE_REV 'R' /* Revoked */ 208 # define DB_TYPE_EXP 'E' /* Expired */ 209 # define DB_TYPE_VAL 'V' /* Valid ; inserted with: ca ... -valid */ 210 # define DB_TYPE_SUSP 'S' /* Suspended */ 211 212 typedef struct db_attr_st { 213 int unique_subject; 214 } DB_ATTR; 215 typedef struct ca_db_st { 216 DB_ATTR attributes; 217 TXT_DB *db; 218 char *dbfname; 219 # ifndef OPENSSL_NO_POSIX_IO 220 struct stat dbst; 221 # endif 222 } CA_DB; 223 224 extern int do_updatedb(CA_DB *db, time_t *now); 225 226 void app_bail_out(char *fmt, ...); 227 void *app_malloc(size_t sz, const char *what); 228 229 /* load_serial, save_serial, and rotate_serial are also used for CRL numbers */ 230 BIGNUM *load_serial(const char *serialfile, int *exists, int create, 231 ASN1_INTEGER **retai); 232 int save_serial(const char *serialfile, const char *suffix, 233 const BIGNUM *serial, ASN1_INTEGER **retai); 234 int rotate_serial(const char *serialfile, const char *new_suffix, 235 const char *old_suffix); 236 int rand_serial(BIGNUM *b, ASN1_INTEGER *ai); 237 238 CA_DB *load_index(const char *dbfile, DB_ATTR *dbattr); 239 int index_index(CA_DB *db); 240 int save_index(const char *dbfile, const char *suffix, CA_DB *db); 241 int rotate_index(const char *dbfile, const char *new_suffix, 242 const char *old_suffix); 243 void free_index(CA_DB *db); 244 # define index_name_cmp_noconst(a, b) \ 245 index_name_cmp((const OPENSSL_CSTRING *)CHECKED_PTR_OF(OPENSSL_STRING, a), \ 246 (const OPENSSL_CSTRING *)CHECKED_PTR_OF(OPENSSL_STRING, b)) 247 int index_name_cmp(const OPENSSL_CSTRING *a, const OPENSSL_CSTRING *b); 248 int parse_yesno(const char *str, int def); 249 250 X509_NAME *parse_name(const char *str, int chtype, int multirdn, 251 const char *desc); 252 void policies_print(X509_STORE_CTX *ctx); 253 int bio_to_mem(unsigned char **out, int maxlen, BIO *in); 254 int pkey_ctrl_string(EVP_PKEY_CTX *ctx, const char *value); 255 int x509_ctrl_string(X509 *x, const char *value); 256 int x509_req_ctrl_string(X509_REQ *x, const char *value); 257 int init_gen_str(EVP_PKEY_CTX **pctx, 258 const char *algname, ENGINE *e, int do_param, 259 OSSL_LIB_CTX *libctx, const char *propq); 260 int cert_matches_key(const X509 *cert, const EVP_PKEY *pkey); 261 int do_X509_sign(X509 *x, EVP_PKEY *pkey, const char *md, 262 STACK_OF(OPENSSL_STRING) *sigopts, X509V3_CTX *ext_ctx); 263 int do_X509_verify(X509 *x, EVP_PKEY *pkey, STACK_OF(OPENSSL_STRING) *vfyopts); 264 int do_X509_REQ_sign(X509_REQ *x, EVP_PKEY *pkey, const char *md, 265 STACK_OF(OPENSSL_STRING) *sigopts); 266 int do_X509_REQ_verify(X509_REQ *x, EVP_PKEY *pkey, 267 STACK_OF(OPENSSL_STRING) *vfyopts); 268 int do_X509_CRL_sign(X509_CRL *x, EVP_PKEY *pkey, const char *md, 269 STACK_OF(OPENSSL_STRING) *sigopts); 270 271 extern char *psk_key; 272 273 274 unsigned char *next_protos_parse(size_t *outlen, const char *in); 275 276 int check_cert_attributes(BIO *bio, X509 *x, 277 const char *checkhost, 278 const char *checkemail, const char *checkip, int print); 279 280 void store_setup_crl_download(X509_STORE *st); 281 282 typedef struct app_http_tls_info_st { 283 const char *server; 284 const char *port; 285 int use_proxy; 286 long timeout; 287 SSL_CTX *ssl_ctx; 288 } APP_HTTP_TLS_INFO; 289 BIO *app_http_tls_cb(BIO *hbio, /* APP_HTTP_TLS_INFO */ void *arg, 290 int connect, int detail); 291 void APP_HTTP_TLS_INFO_free(APP_HTTP_TLS_INFO *info); 292 # ifndef OPENSSL_NO_SOCK 293 ASN1_VALUE *app_http_get_asn1(const char *url, const char *proxy, 294 const char *no_proxy, SSL_CTX *ssl_ctx, 295 const STACK_OF(CONF_VALUE) *headers, 296 long timeout, const char *expected_content_type, 297 const ASN1_ITEM *it); 298 ASN1_VALUE *app_http_post_asn1(const char *host, const char *port, 299 const char *path, const char *proxy, 300 const char *no_proxy, SSL_CTX *ctx, 301 const STACK_OF(CONF_VALUE) *headers, 302 const char *content_type, 303 ASN1_VALUE *req, const ASN1_ITEM *req_it, 304 const char *expected_content_type, 305 long timeout, const ASN1_ITEM *rsp_it); 306 # endif 307 308 # define EXT_COPY_NONE 0 309 # define EXT_COPY_ADD 1 310 # define EXT_COPY_ALL 2 311 312 # define NETSCAPE_CERT_HDR "certificate" 313 314 # define APP_PASS_LEN 1024 315 316 /* 317 * IETF RFC 5280 says serial number must be <= 20 bytes. Use 159 bits 318 * so that the first bit will never be one, so that the DER encoding 319 * rules won't force a leading octet. 320 */ 321 # define SERIAL_RAND_BITS 159 322 323 int app_isdir(const char *); 324 int app_access(const char *, int flag); 325 int fileno_stdin(void); 326 int fileno_stdout(void); 327 int raw_read_stdin(void *, int); 328 int raw_write_stdout(const void *, int); 329 330 # define TM_START 0 331 # define TM_STOP 1 332 double app_tminterval(int stop, int usertime); 333 334 void make_uppercase(char *string); 335 336 typedef struct verify_options_st { 337 int depth; 338 int quiet; 339 int error; 340 int return_error; 341 } VERIFY_CB_ARGS; 342 343 extern VERIFY_CB_ARGS verify_args; 344 345 OSSL_PARAM *app_params_new_from_opts(STACK_OF(OPENSSL_STRING) *opts, 346 const OSSL_PARAM *paramdefs); 347 void app_params_free(OSSL_PARAM *params); 348 int app_provider_load(OSSL_LIB_CTX *libctx, const char *provider_name); 349 void app_providers_cleanup(void); 350 351 EVP_PKEY *app_keygen(EVP_PKEY_CTX *ctx, const char *alg, int bits, int verbose); 352 EVP_PKEY *app_paramgen(EVP_PKEY_CTX *ctx, const char *alg); 353 354 #endif 355