apps/include/apps.h

   1 /*
   2  * Copyright 1995-2018 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 HEADER_APPS_H
  11 # define HEADER_APPS_H
  12
  13 # include "e_os.h" /* struct timeval for DTLS */
  14 # include "internal/nelem.h"
  15 # include <assert.h>
  16
  17 # include <sys/types.h>
  18 # ifndef OPENSSL_NO_POSIX_IO
  19 #  include <sys/stat.h>
  20 #  include <fcntl.h>
  21 # endif
  22
  23 # include <openssl/e_os2.h>
  24 # include <openssl/ossl_typ.h>
  25 # include <openssl/bio.h>
  26 # include <openssl/x509.h>
  27 # include <openssl/conf.h>
  28 # include <openssl/txt_db.h>
  29 # include <openssl/engine.h>
  30 # include <openssl/ocsp.h>
  31 # include <signal.h>
  32 # include "apps_ui.h"
  33 # include "opt.h"
  34 # include "fmt.h"
  35 # include "platform.h"
  36
  37 # if defined(OPENSSL_SYS_WIN32) || defined(OPENSSL_SYS_WINCE)
  38 #  define openssl_fdset(a,b) FD_SET((unsigned int)a, b)
  39 # else
  40 #  define openssl_fdset(a,b) FD_SET(a, b)
  41 # endif
  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 void app_RAND_write(void);
  52
  53 extern char *default_config_file;
  54 extern BIO *bio_in;
  55 extern BIO *bio_out;
  56 extern BIO *bio_err;
  57 extern const unsigned char tls13_aes128gcmsha256_id[];
  58 extern const unsigned char tls13_aes256gcmsha384_id[];
  59 extern BIO_ADDR *ourpeer;
  60
  61 BIO_METHOD *apps_bf_prefix(void);
  62 /*
  63  * The control used to set the prefix with BIO_ctrl()
  64  * We make it high enough so the chance of ever clashing with the BIO library
  65  * remains unlikely for the foreseeable future and beyond.
  66  */
  67 #define PREFIX_CTRL_SET_PREFIX  (1 << 15)
  68 /*
  69  * apps_bf_prefix() returns a dynamically created BIO_METHOD, which we
  70  * need to destroy at some point.  When created internally, it's stored
  71  * in an internal pointer which can be freed with the following function
  72  */
  73 void destroy_prefix_method(void);
  74
  75 BIO *dup_bio_in(int format);
  76 BIO *dup_bio_out(int format);
  77 BIO *dup_bio_err(int format);
  78 BIO *bio_open_owner(const char *filename, int format, int private);
  79 BIO *bio_open_default(const char *filename, char mode, int format);
  80 BIO *bio_open_default_quiet(const char *filename, char mode, int format);
  81 CONF *app_load_config_bio(BIO *in, const char *filename);
  82 CONF *app_load_config(const char *filename);
  83 CONF *app_load_config_quiet(const char *filename);
  84 int app_load_modules(const CONF *config);
  85 void unbuffer(FILE *fp);
  86 void wait_for_async(SSL *s);
  87 # if defined(OPENSSL_SYS_MSDOS)
  88 int has_stdin_waiting(void);
  89 # endif
  90
  91 void corrupt_signature(const ASN1_STRING *signature);
  92 int set_cert_times(X509 *x, const char *startdate, const char *enddate,
  93                    int days);
  94
  95 typedef struct args_st {
  96     int size;
  97     int argc;
  98     char **argv;
  99 } ARGS;
 100
 101 /* We need both wrap and the "real" function because libcrypto uses both. */
 102 int wrap_password_callback(char *buf, int bufsiz, int verify, void *cb_data);
 103
 104 int chopup_args(ARGS *arg, char *buf);
 105 int dump_cert_text(BIO *out, X509 *x);
 106 void print_name(BIO *out, const char *title, X509_NAME *nm,
 107                 unsigned long lflags);
 108 void print_bignum_var(BIO *, const BIGNUM *, const char*,
 109                       int, unsigned char *);
 110 void print_array(BIO *, const char *, int, const unsigned char *);
 111 int set_nameopt(const char *arg);
 112 unsigned long get_nameopt(void);
 113 int set_cert_ex(unsigned long *flags, const char *arg);
 114 int set_name_ex(unsigned long *flags, const char *arg);
 115 int set_ext_copy(int *copy_type, const char *arg);
 116 int copy_extensions(X509 *x, X509_REQ *req, int copy_type);
 117 int app_passwd(const char *arg1, const char *arg2, char **pass1, char **pass2);
 118 int add_oid_section(CONF *conf);
 119 X509 *load_cert(const char *file, int format, const char *cert_descrip);
 120 X509_CRL *load_crl(const char *infile, int format);
 121 EVP_PKEY *load_key(const char *file, int format, int maybe_stdin,
 122                    const char *pass, ENGINE *e, const char *key_descrip);
 123 EVP_PKEY *load_pubkey(const char *file, int format, int maybe_stdin,
 124                       const char *pass, ENGINE *e, const char *key_descrip);
 125 int load_certs(const char *file, STACK_OF(X509) **certs, int format,
 126                const char *pass, const char *cert_descrip);
 127 int load_crls(const char *file, STACK_OF(X509_CRL) **crls, int format,
 128               const char *pass, const char *cert_descrip);
 129 X509_STORE *setup_verify(const char *CAfile, const char *CApath,
 130                          int noCAfile, int noCApath);
 131 __owur int ctx_set_verify_locations(SSL_CTX *ctx, const char *CAfile,
 132                                     const char *CApath, int noCAfile,
 133                                     int noCApath);
 134
 135 #ifndef OPENSSL_NO_CT
 136
 137 /*
 138  * Sets the file to load the Certificate Transparency log list from.
 139  * If path is NULL, loads from the default file path.
 140  * Returns 1 on success, 0 otherwise.
 141  */
 142 __owur int ctx_set_ctlog_list_file(SSL_CTX *ctx, const char *path);
 143
 144 #endif
 145
 146 ENGINE *setup_engine(const char *engine, int debug);
 147 void release_engine(ENGINE *e);
 148
 149 # ifndef OPENSSL_NO_OCSP
 150 OCSP_RESPONSE *process_responder(OCSP_REQUEST *req,
 151                                  const char *host, const char *path,
 152                                  const char *port, int use_ssl,
 153                                  STACK_OF(CONF_VALUE) *headers,
 154                                  int req_timeout);
 155 # endif
 156
 157 /* Functions defined in ca.c and also used in ocsp.c */
 158 int unpack_revinfo(ASN1_TIME **prevtm, int *preason, ASN1_OBJECT **phold,
 159                    ASN1_GENERALIZEDTIME **pinvtm, const char *str);
 160
 161 # define DB_type         0
 162 # define DB_exp_date     1
 163 # define DB_rev_date     2
 164 # define DB_serial       3      /* index - unique */
 165 # define DB_file         4
 166 # define DB_name         5      /* index - unique when active and not
 167                                  * disabled */
 168 # define DB_NUMBER       6
 169
 170 # define DB_TYPE_REV     'R'    /* Revoked  */
 171 # define DB_TYPE_EXP     'E'    /* Expired  */
 172 # define DB_TYPE_VAL     'V'    /* Valid ; inserted with: ca ... -valid */
 173 # define DB_TYPE_SUSP    'S'    /* Suspended  */
 174
 175 typedef struct db_attr_st {
 176     int unique_subject;
 177 } DB_ATTR;
 178 typedef struct ca_db_st {
 179     DB_ATTR attributes;
 180     TXT_DB *db;
 181     char *dbfname;
 182 # ifndef OPENSSL_NO_POSIX_IO
 183     struct stat dbst;
 184 # endif
 185 } CA_DB;
 186
 187 void* app_malloc(int sz, const char *what);
 188 BIGNUM *load_serial(const char *serialfile, int create, ASN1_INTEGER **retai);
 189 int save_serial(const char *serialfile, const char *suffix, const BIGNUM *serial,
 190                 ASN1_INTEGER **retai);
 191 int rotate_serial(const char *serialfile, const char *new_suffix,
 192                   const char *old_suffix);
 193 int rand_serial(BIGNUM *b, ASN1_INTEGER *ai);
 194 CA_DB *load_index(const char *dbfile, DB_ATTR *dbattr);
 195 int index_index(CA_DB *db);
 196 int save_index(const char *dbfile, const char *suffix, CA_DB *db);
 197 int rotate_index(const char *dbfile, const char *new_suffix,
 198                  const char *old_suffix);
 199 void free_index(CA_DB *db);
 200 # define index_name_cmp_noconst(a, b) \
 201         index_name_cmp((const OPENSSL_CSTRING *)CHECKED_PTR_OF(OPENSSL_STRING, a), \
 202         (const OPENSSL_CSTRING *)CHECKED_PTR_OF(OPENSSL_STRING, b))
 203 int index_name_cmp(const OPENSSL_CSTRING *a, const OPENSSL_CSTRING *b);
 204 int parse_yesno(const char *str, int def);
 205
 206 X509_NAME *parse_name(const char *str, long chtype, int multirdn);
 207 void policies_print(X509_STORE_CTX *ctx);
 208 int bio_to_mem(unsigned char **out, int maxlen, BIO *in);
 209 int pkey_ctrl_string(EVP_PKEY_CTX *ctx, const char *value);
 210 int init_gen_str(EVP_PKEY_CTX **pctx,
 211                  const char *algname, ENGINE *e, int do_param);
 212 int do_X509_sign(X509 *x, EVP_PKEY *pkey, const EVP_MD *md,
 213                  STACK_OF(OPENSSL_STRING) *sigopts);
 214 int do_X509_REQ_sign(X509_REQ *x, EVP_PKEY *pkey, const EVP_MD *md,
 215                      STACK_OF(OPENSSL_STRING) *sigopts);
 216 int do_X509_CRL_sign(X509_CRL *x, EVP_PKEY *pkey, const EVP_MD *md,
 217                      STACK_OF(OPENSSL_STRING) *sigopts);
 218
 219 extern char *psk_key;
 220
 221
 222 unsigned char *next_protos_parse(size_t *outlen, const char *in);
 223
 224 void print_cert_checks(BIO *bio, X509 *x,
 225                        const char *checkhost,
 226                        const char *checkemail, const char *checkip);
 227
 228 void store_setup_crl_download(X509_STORE *st);
 229
 230 # define EXT_COPY_NONE   0
 231 # define EXT_COPY_ADD    1
 232 # define EXT_COPY_ALL    2
 233
 234 # define NETSCAPE_CERT_HDR       "certificate"
 235
 236 # define APP_PASS_LEN    1024
 237
 238 /*
 239  * IETF RFC 5280 says serial number must be <= 20 bytes. Use 159 bits
 240  * so that the first bit will never be one, so that the DER encoding
 241  * rules won't force a leading octet.
 242  */
 243 # define SERIAL_RAND_BITS        159
 244
 245 int app_isdir(const char *);
 246 int app_access(const char *, int flag);
 247 int fileno_stdin(void);
 248 int fileno_stdout(void);
 249 int raw_read_stdin(void *, int);
 250 int raw_write_stdout(const void *, int);
 251
 252 # define TM_START        0
 253 # define TM_STOP         1
 254 double app_tminterval(int stop, int usertime);
 255
 256 void make_uppercase(char *string);
 257
 258 typedef struct verify_options_st {
 259     int depth;
 260     int quiet;
 261     int error;
 262     int return_error;
 263 } VERIFY_CB_ARGS;
 264
 265 extern VERIFY_CB_ARGS verify_args;
 266
 267 OSSL_PARAM *app_params_new_from_opts(STACK_OF(OPENSSL_STRING) *opts,
 268                                      const OSSL_PARAM *paramdefs);
 269 void app_params_free(OSSL_PARAM *params);
 270
 271 #endif