X-Git-Url: https://git.openssl.org/?p=openssl.git;a=blobdiff_plain;f=apps%2Fapps.c;h=9ae3e16ed3bbfec66d22060bd3793e3ec55b5b6e;hp=40faa02f9076f79822662f599d0ebff34c967157;hb=53bb3bee34e87de3b73964dd377cce604428e88e;hpb=9335a5f7c07cf16d3d167edee078b33c8dab725d;ds=sidebyside diff --git a/apps/apps.c b/apps/apps.c index 40faa02f90..9ae3e16ed3 100644 --- a/apps/apps.c +++ b/apps/apps.c @@ -114,9 +114,7 @@ #include #include #include -#define NON_MAIN -#include "apps.h" -#undef NON_MAIN +#include #include #include #include @@ -124,24 +122,18 @@ #include #include #include +#ifndef OPENSSL_NO_ENGINE #include - -#ifdef OPENSSL_SYS_WINDOWS -#define strcasecmp _stricmp -#else -# ifdef NO_STRINGS_H - int strcasecmp(); -# else -# include -# endif /* NO_STRINGS_H */ #endif +#include +#include -#ifdef OPENSSL_SYS_WINDOWS -# include "bss_file.c" -#endif +#define NON_MAIN +#include "apps.h" +#undef NON_MAIN typedef struct { - char *name; + const char *name; unsigned long flag; unsigned long mask; } NAME_EX_TBL; @@ -260,7 +252,7 @@ int str2fmt(char *s) return(FORMAT_UNDEF); } -#if defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_WIN32) || defined(OPENSSL_SYS_WIN16) +#if defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_WIN32) || defined(OPENSSL_SYS_WIN16) || defined(OPENSSL_SYS_NETWARE) void program_name(char *in, char *out, int size) { int i,n; @@ -279,12 +271,23 @@ void program_name(char *in, char *out, int size) if (p == NULL) p=in; n=strlen(p); + +#if defined(OPENSSL_SYS_NETWARE) + /* strip off trailing .nlm if present. */ + if ((n > 4) && (p[n-4] == '.') && + ((p[n-3] == 'n') || (p[n-3] == 'N')) && + ((p[n-2] == 'l') || (p[n-2] == 'L')) && + ((p[n-1] == 'm') || (p[n-1] == 'M'))) + n-=4; +#else /* strip off trailing .exe if present. */ if ((n > 4) && (p[n-4] == '.') && ((p[n-3] == 'e') || (p[n-3] == 'E')) && ((p[n-2] == 'x') || (p[n-2] == 'X')) && ((p[n-1] == 'e') || (p[n-1] == 'E'))) n-=4; +#endif + if (n > size-1) n=size-1; @@ -335,25 +338,11 @@ void program_name(char *in, char *out, int size) p++; else p=in; - strncpy(out,p,size-1); - out[size-1]='\0'; + BUF_strlcpy(out,p,size); } #endif #endif -#ifdef OPENSSL_SYS_WIN32 -int WIN32_rename(char *from, char *to) - { - /* Windows rename gives an error if 'to' exists, so delete it - * first and ignore file not found errror - */ - if((remove(to) != 0) && (errno != ENOENT)) - return -1; -#undef rename - return rename(from, to); - } -#endif - int chopup_args(ARGS *arg, char *buf, int *argc, char **argv[]) { int num,len,i; @@ -429,16 +418,20 @@ int app_init(long mesgwin) int dump_cert_text (BIO *out, X509 *x) { - char buf[256]; - X509_NAME_oneline(X509_get_subject_name(x),buf,256); + char *p; + + p=X509_NAME_oneline(X509_get_subject_name(x),NULL,0); BIO_puts(out,"subject="); - BIO_puts(out,buf); + BIO_puts(out,p); + OPENSSL_free(p); - X509_NAME_oneline(X509_get_issuer_name(x),buf,256); - BIO_puts(out,"\nissuer= "); - BIO_puts(out,buf); + p=X509_NAME_oneline(X509_get_issuer_name(x),NULL,0); + BIO_puts(out,"\nissuer="); + BIO_puts(out,p); BIO_puts(out,"\n"); - return 0; + OPENSSL_free(p); + + return 0; } static int ui_open(UI *ui) @@ -457,7 +450,7 @@ static int ui_read(UI *ui, UI_STRING *uis) { const char *password = ((PW_CB_DATA *)UI_get0_user_data(ui))->password; - if (password[0] != '\0') + if (password && password[0] != '\0') { UI_set_result(ui, uis, password); return 1; @@ -481,7 +474,7 @@ static int ui_write(UI *ui, UI_STRING *uis) { const char *password = ((PW_CB_DATA *)UI_get0_user_data(ui))->password; - if (password[0] != '\0') + if (password && password[0] != '\0') return 1; } default: @@ -546,7 +539,7 @@ int password_callback(char *buf, int bufsiz, int verify, char *prompt = NULL; prompt = UI_construct_prompt(ui, "pass phrase", - cb_data->prompt_info); + prompt_info); ui_flags |= UI_INPUT_FLAG_DEFAULT_PWD; UI_ctrl(ui, UI_CTRL_PRINT_ERRORS, 1, 0, 0); @@ -569,7 +562,7 @@ int password_callback(char *buf, int bufsiz, int verify, if (buff) { - memset(buff,0,(unsigned int)bufsiz); + OPENSSL_cleanse(buff,(unsigned int)bufsiz); OPENSSL_free(buff); } @@ -579,13 +572,13 @@ int password_callback(char *buf, int bufsiz, int verify, { BIO_printf(bio_err, "User interface error\n"); ERR_print_errors(bio_err); - memset(buf,0,(unsigned int)bufsiz); + OPENSSL_cleanse(buf,(unsigned int)bufsiz); res = 0; } if (ok == -2) { BIO_printf(bio_err,"aborted!\n"); - memset(buf,0,(unsigned int)bufsiz); + OPENSSL_cleanse(buf,(unsigned int)bufsiz); res = 0; } UI_free(ui); @@ -695,6 +688,51 @@ int add_oid_section(BIO *err, CONF *conf) return 1; } +static int load_pkcs12(BIO *err, BIO *in, const char *desc, + pem_password_cb *pem_cb, void *cb_data, + EVP_PKEY **pkey, X509 **cert, STACK_OF(X509) **ca) + { + const char *pass; + char tpass[PEM_BUFSIZE]; + int len, ret = 0; + PKCS12 *p12; + p12 = d2i_PKCS12_bio(in, NULL); + if (p12 == NULL) + { + BIO_printf(err, "Error loading PKCS12 file for %s\n", desc); + goto die; + } + /* See if an empty password will do */ + if (PKCS12_verify_mac(p12, "", 0) || PKCS12_verify_mac(p12, NULL, 0)) + pass = ""; + else + { + if (!pem_cb) + pem_cb = (pem_password_cb *)password_callback; + len = pem_cb(tpass, PEM_BUFSIZE, 0, cb_data); + if (len < 0) + { + BIO_printf(err, "Passpharse callback error for %s\n", + desc); + goto die; + } + if (len < PEM_BUFSIZE) + tpass[len] = 0; + if (!PKCS12_verify_mac(p12, tpass, len)) + { + BIO_printf(err, + "Mac verify error (wrong password?) in PKCS12 file for %s\n", desc); + goto die; + } + pass = tpass; + } + ret = PKCS12_parse(p12, pass, pkey, cert, ca); + die: + if (p12) + PKCS12_free(p12); + return ret; + } + X509 *load_cert(BIO *err, const char *file, int format, const char *pass, ENGINE *e, const char *cert_descrip) { @@ -729,7 +767,7 @@ X509 *load_cert(BIO *err, const char *file, int format, x=d2i_X509_bio(cert,NULL); else if (format == FORMAT_NETSCAPE) { - unsigned char *p,*op; + const unsigned char *p,*op; int size=0,i; /* We sort of have to do it this way because it is sort of nice @@ -775,11 +813,9 @@ X509 *load_cert(BIO *err, const char *file, int format, (pem_password_cb *)password_callback, NULL); else if (format == FORMAT_PKCS12) { - PKCS12 *p12 = d2i_PKCS12_bio(cert, NULL); - - PKCS12_parse(p12, NULL, NULL, &x, NULL); - PKCS12_free(p12); - p12 = NULL; + if (!load_pkcs12(err, cert,cert_descrip, NULL, NULL, + NULL, &x, NULL)) + goto end; } else { BIO_printf(err,"bad input format specified for %s\n", @@ -798,7 +834,7 @@ end: return(x); } -EVP_PKEY *load_key(BIO *err, const char *file, int format, +EVP_PKEY *load_key(BIO *err, const char *file, int format, int maybe_stdin, const char *pass, ENGINE *e, const char *key_descrip) { BIO *key=NULL; @@ -808,11 +844,12 @@ EVP_PKEY *load_key(BIO *err, const char *file, int format, cb_data.password = pass; cb_data.prompt_info = file; - if (file == NULL) + if (file == NULL && (!maybe_stdin || format == FORMAT_ENGINE)) { BIO_printf(err,"no keyfile specified\n"); goto end; } +#ifndef OPENSSL_NO_ENGINE if (format == FORMAT_ENGINE) { if (!e) @@ -822,18 +859,26 @@ EVP_PKEY *load_key(BIO *err, const char *file, int format, ui_method, &cb_data); goto end; } +#endif key=BIO_new(BIO_s_file()); if (key == NULL) { ERR_print_errors(err); goto end; } - if (BIO_read_filename(key,file) <= 0) + if (file == NULL && maybe_stdin) { - BIO_printf(err, "Error opening %s %s\n", key_descrip, file); - ERR_print_errors(err); - goto end; + setvbuf(stdin, NULL, _IONBF, 0); + BIO_set_fp(key,stdin,BIO_NOCLOSE); } + else + if (BIO_read_filename(key,file) <= 0) + { + BIO_printf(err, "Error opening %s %s\n", + key_descrip, file); + ERR_print_errors(err); + goto end; + } if (format == FORMAT_ASN1) { pkey=d2i_PrivateKey_bio(key, NULL); @@ -849,11 +894,10 @@ EVP_PKEY *load_key(BIO *err, const char *file, int format, #endif else if (format == FORMAT_PKCS12) { - PKCS12 *p12 = d2i_PKCS12_bio(key, NULL); - - PKCS12_parse(p12, pass, &pkey, NULL, NULL); - PKCS12_free(p12); - p12 = NULL; + if (!load_pkcs12(err, key, key_descrip, + (pem_password_cb *)password_callback, &cb_data, + &pkey, NULL, NULL)) + goto end; } else { @@ -867,7 +911,7 @@ EVP_PKEY *load_key(BIO *err, const char *file, int format, return(pkey); } -EVP_PKEY *load_pubkey(BIO *err, const char *file, int format, +EVP_PKEY *load_pubkey(BIO *err, const char *file, int format, int maybe_stdin, const char *pass, ENGINE *e, const char *key_descrip) { BIO *key=NULL; @@ -877,11 +921,12 @@ EVP_PKEY *load_pubkey(BIO *err, const char *file, int format, cb_data.password = pass; cb_data.prompt_info = file; - if (file == NULL) + if (file == NULL && (!maybe_stdin || format == FORMAT_ENGINE)) { BIO_printf(err,"no keyfile specified\n"); goto end; } +#ifndef OPENSSL_NO_ENGINE if (format == FORMAT_ENGINE) { if (!e) @@ -891,17 +936,25 @@ EVP_PKEY *load_pubkey(BIO *err, const char *file, int format, ui_method, &cb_data); goto end; } +#endif key=BIO_new(BIO_s_file()); if (key == NULL) { ERR_print_errors(err); goto end; } - if (BIO_read_filename(key,file) <= 0) + if (file == NULL && maybe_stdin) { - BIO_printf(err, "Error opening %s %s\n", key_descrip, file); - ERR_print_errors(err); - goto end; + setvbuf(stdin, NULL, _IONBF, 0); + BIO_set_fp(key,stdin,BIO_NOCLOSE); + } + else + if (BIO_read_filename(key,file) <= 0) + { + BIO_printf(err, "Error opening %s %s\n", + key_descrip, file); + ERR_print_errors(err); + goto end; } if (format == FORMAT_ASN1) { @@ -946,7 +999,7 @@ load_netscape_key(BIO *err, BIO *key, const char *file, goto error; for (;;) { - if (!BUF_MEM_grow(buf,size+1024*10)) + if (!BUF_MEM_grow_clean(buf,size+1024*10)) goto error; i = BIO_read(key, &(buf->data[size]), 1024*10); size += i; @@ -1074,6 +1127,7 @@ int set_cert_ex(unsigned long *flags, const char *arg) { "no_extensions", X509_FLAG_NO_EXTENSIONS, 0}, { "no_sigdump", X509_FLAG_NO_SIGDUMP, 0}, { "no_aux", X509_FLAG_NO_AUX, 0}, + { "no_attributes", X509_FLAG_NO_ATTRIBUTES, 0}, { "ext_default", X509V3_EXT_DEFAULT, X509V3_EXT_UNKNOWN_MASK}, { "ext_error", X509V3_EXT_ERROR_UNKNOWN, X509V3_EXT_UNKNOWN_MASK}, { "ext_parse", X509V3_EXT_PARSE_UNKNOWN, X509V3_EXT_UNKNOWN_MASK}, @@ -1215,20 +1269,22 @@ static int set_table_opts(unsigned long *flags, const char *arg, const NAME_EX_T return 0; } -void print_name(BIO *out, char *title, X509_NAME *nm, unsigned long lflags) +void print_name(BIO *out, const char *title, X509_NAME *nm, unsigned long lflags) { - char buf[256]; + char *buf; char mline = 0; int indent = 0; + if(title) BIO_puts(out, title); if((lflags & XN_FLAG_SEP_MASK) == XN_FLAG_SEP_MULTILINE) { mline = 1; indent = 4; } if(lflags == XN_FLAG_COMPAT) { - X509_NAME_oneline(nm,buf,256); - BIO_puts(out,buf); + buf = X509_NAME_oneline(nm, 0, 0); + BIO_puts(out, buf); BIO_puts(out, "\n"); + OPENSSL_free(buf); } else { if(mline) BIO_puts(out, "\n"); X509_NAME_print_ex(out, nm, indent, lflags); @@ -1266,6 +1322,7 @@ X509_STORE *setup_verify(BIO *bp, char *CAfile, char *CApath) return NULL; } +#ifndef OPENSSL_NO_ENGINE /* Try to load an engine in a shareable library */ static ENGINE *try_load_engine(BIO *err, const char *engine, int debug) { @@ -1322,6 +1379,7 @@ ENGINE *setup_engine(BIO *err, const char *engine, int debug) } return e; } +#endif int load_config(BIO *err, CONF *cnf) { @@ -1340,3 +1398,929 @@ int load_config(BIO *err, CONF *cnf) } return 1; } + +char *make_config_name() + { + const char *t=X509_get_default_cert_area(); + size_t len; + char *p; + + len=strlen(t)+strlen(OPENSSL_CONF)+2; + p=OPENSSL_malloc(len); + BUF_strlcpy(p,t,len); +#ifndef OPENSSL_SYS_VMS + BUF_strlcat(p,"/",len); +#endif + BUF_strlcat(p,OPENSSL_CONF,len); + + return p; + } + +static unsigned long index_serial_hash(const char **a) + { + const char *n; + + n=a[DB_serial]; + while (*n == '0') n++; + return(lh_strhash(n)); + } + +static int index_serial_cmp(const char **a, const char **b) + { + const char *aa,*bb; + + for (aa=a[DB_serial]; *aa == '0'; aa++); + for (bb=b[DB_serial]; *bb == '0'; bb++); + return(strcmp(aa,bb)); + } + +static int index_name_qual(char **a) + { return(a[0][0] == 'V'); } + +static unsigned long index_name_hash(const char **a) + { return(lh_strhash(a[DB_name])); } + +int index_name_cmp(const char **a, const char **b) + { return(strcmp(a[DB_name], + b[DB_name])); } + +static IMPLEMENT_LHASH_HASH_FN(index_serial_hash,const char **) +static IMPLEMENT_LHASH_COMP_FN(index_serial_cmp,const char **) +static IMPLEMENT_LHASH_HASH_FN(index_name_hash,const char **) +static IMPLEMENT_LHASH_COMP_FN(index_name_cmp,const char **) + +#undef BSIZE +#define BSIZE 256 + +BIGNUM *load_serial(char *serialfile, int create, ASN1_INTEGER **retai) + { + BIO *in=NULL; + BIGNUM *ret=NULL; + MS_STATIC char buf[1024]; + ASN1_INTEGER *ai=NULL; + + ai=ASN1_INTEGER_new(); + if (ai == NULL) goto err; + + if ((in=BIO_new(BIO_s_file())) == NULL) + { + ERR_print_errors(bio_err); + goto err; + } + + if (BIO_read_filename(in,serialfile) <= 0) + { + if (!create) + { + perror(serialfile); + goto err; + } + else + { + ret=BN_new(); + if (ret == NULL || !rand_serial(ret, ai)) + BIO_printf(bio_err, "Out of memory\n"); + } + } + else + { + if (!a2i_ASN1_INTEGER(in,ai,buf,1024)) + { + BIO_printf(bio_err,"unable to load number from %s\n", + serialfile); + goto err; + } + ret=ASN1_INTEGER_to_BN(ai,NULL); + if (ret == NULL) + { + BIO_printf(bio_err,"error converting number from bin to BIGNUM\n"); + goto err; + } + } + + if (ret && retai) + { + *retai = ai; + ai = NULL; + } + err: + if (in != NULL) BIO_free(in); + if (ai != NULL) ASN1_INTEGER_free(ai); + return(ret); + } + +int save_serial(char *serialfile, char *suffix, BIGNUM *serial, ASN1_INTEGER **retai) + { + char buf[1][BSIZE]; + BIO *out = NULL; + int ret=0; + ASN1_INTEGER *ai=NULL; + int j; + + if (suffix == NULL) + j = strlen(serialfile); + else + j = strlen(serialfile) + strlen(suffix) + 1; + if (j >= BSIZE) + { + BIO_printf(bio_err,"file name too long\n"); + goto err; + } + + if (suffix == NULL) + BUF_strlcpy(buf[0], serialfile, BSIZE); + else + { +#ifndef OPENSSL_SYS_VMS + j = BIO_snprintf(buf[0], sizeof buf[0], "%s.%s", serialfile, suffix); +#else + j = BIO_snprintf(buf[0], sizeof buf[0], "%s-%s", serialfile, suffix); +#endif + } +#ifdef RL_DEBUG + BIO_printf(bio_err, "DEBUG: writing \"%s\"\n", buf[0]); +#endif + out=BIO_new(BIO_s_file()); + if (out == NULL) + { + ERR_print_errors(bio_err); + goto err; + } + if (BIO_write_filename(out,buf[0]) <= 0) + { + perror(serialfile); + goto err; + } + + if ((ai=BN_to_ASN1_INTEGER(serial,NULL)) == NULL) + { + BIO_printf(bio_err,"error converting serial to ASN.1 format\n"); + goto err; + } + i2a_ASN1_INTEGER(out,ai); + BIO_puts(out,"\n"); + ret=1; + if (retai) + { + *retai = ai; + ai = NULL; + } +err: + if (out != NULL) BIO_free_all(out); + if (ai != NULL) ASN1_INTEGER_free(ai); + return(ret); + } + +int rotate_serial(char *serialfile, char *new_suffix, char *old_suffix) + { + char buf[5][BSIZE]; + int i,j; + struct stat sb; + + i = strlen(serialfile) + strlen(old_suffix); + j = strlen(serialfile) + strlen(new_suffix); + if (i > j) j = i; + if (j + 1 >= BSIZE) + { + BIO_printf(bio_err,"file name too long\n"); + goto err; + } + +#ifndef OPENSSL_SYS_VMS + j = BIO_snprintf(buf[0], sizeof buf[0], "%s.%s", + serialfile, new_suffix); +#else + j = BIO_snprintf(buf[0], sizeof buf[0], "%s-%s", + serialfile, new_suffix); +#endif +#ifndef OPENSSL_SYS_VMS + j = BIO_snprintf(buf[1], sizeof buf[1], "%s.%s", + serialfile, old_suffix); +#else + j = BIO_snprintf(buf[1], sizeof buf[1], "%s-%s", + serialfile, old_suffix); +#endif + if (stat(serialfile,&sb) < 0) + { + if (errno != ENOENT +#ifdef ENOTDIR + && errno != ENOTDIR +#endif + ) + goto err; + } + else + { +#ifdef RL_DEBUG + BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n", + serialfile, buf[1]); +#endif + if (rename(serialfile,buf[1]) < 0) + { + BIO_printf(bio_err, + "unable to rename %s to %s\n", + serialfile, buf[1]); + perror("reason"); + goto err; + } + } +#ifdef RL_DEBUG + BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n", + buf[0],serialfile); +#endif + if (rename(buf[0],serialfile) < 0) + { + BIO_printf(bio_err, + "unable to rename %s to %s\n", + buf[0],serialfile); + perror("reason"); + rename(buf[1],serialfile); + goto err; + } + return 1; + err: + return 0; + } + +int rand_serial(BIGNUM *b, ASN1_INTEGER *ai) + { + BIGNUM *btmp; + int ret = 0; + if (b) + btmp = b; + else + btmp = BN_new(); + + if (!btmp) + return 0; + + if (!BN_pseudo_rand(btmp, SERIAL_RAND_BITS, 0, 0)) + goto error; + if (ai && !BN_to_ASN1_INTEGER(btmp, ai)) + goto error; + + ret = 1; + + error: + + if (!b) + BN_free(btmp); + + return ret; + } + +CA_DB *load_index(char *dbfile, DB_ATTR *db_attr) + { + CA_DB *retdb = NULL; + TXT_DB *tmpdb = NULL; + BIO *in = BIO_new(BIO_s_file()); + CONF *dbattr_conf = NULL; + char buf[1][BSIZE]; + long errorline= -1; + + if (in == NULL) + { + ERR_print_errors(bio_err); + goto err; + } + if (BIO_read_filename(in,dbfile) <= 0) + { + perror(dbfile); + BIO_printf(bio_err,"unable to open '%s'\n",dbfile); + goto err; + } + if ((tmpdb = TXT_DB_read(in,DB_NUMBER)) == NULL) + { + if (tmpdb != NULL) TXT_DB_free(tmpdb); + goto err; + } + +#ifndef OPENSSL_SYS_VMS + BIO_snprintf(buf[0], sizeof buf[0], "%s.attr", dbfile); +#else + BIO_snprintf(buf[0], sizeof buf[0], "%s-attr", dbfile); +#endif + dbattr_conf = NCONF_new(NULL); + if (NCONF_load(dbattr_conf,buf[0],&errorline) <= 0) + { + if (errorline > 0) + { + BIO_printf(bio_err, + "error on line %ld of db attribute file '%s'\n" + ,errorline,buf[0]); + goto err; + } + else + { + NCONF_free(dbattr_conf); + dbattr_conf = NULL; + } + } + + if ((retdb = OPENSSL_malloc(sizeof(CA_DB))) == NULL) + { + fprintf(stderr, "Out of memory\n"); + goto err; + } + + retdb->db = tmpdb; + tmpdb = NULL; + if (db_attr) + retdb->attributes = *db_attr; + else + { + retdb->attributes.unique_subject = 1; + } + + if (dbattr_conf) + { + char *p = NCONF_get_string(dbattr_conf,NULL,"unique_subject"); + if (p) + { +#ifdef RL_DEBUG + BIO_printf(bio_err, "DEBUG[load_index]: unique_subject = \"%s\"\n", p); +#endif + retdb->attributes.unique_subject = parse_yesno(p,1); + } + } + + err: + if (dbattr_conf) NCONF_free(dbattr_conf); + if (tmpdb) TXT_DB_free(tmpdb); + if (in) BIO_free_all(in); + return retdb; + } + +int index_index(CA_DB *db) + { + if (!TXT_DB_create_index(db->db, DB_serial, NULL, + LHASH_HASH_FN(index_serial_hash), + LHASH_COMP_FN(index_serial_cmp))) + { + BIO_printf(bio_err, + "error creating serial number index:(%ld,%ld,%ld)\n", + db->db->error,db->db->arg1,db->db->arg2); + return 0; + } + + if (db->attributes.unique_subject + && !TXT_DB_create_index(db->db, DB_name, index_name_qual, + LHASH_HASH_FN(index_name_hash), + LHASH_COMP_FN(index_name_cmp))) + { + BIO_printf(bio_err,"error creating name index:(%ld,%ld,%ld)\n", + db->db->error,db->db->arg1,db->db->arg2); + return 0; + } + return 1; + } + +int save_index(const char *dbfile, const char *suffix, CA_DB *db) + { + char buf[3][BSIZE]; + BIO *out = BIO_new(BIO_s_file()); + int j; + + if (out == NULL) + { + ERR_print_errors(bio_err); + goto err; + } + + j = strlen(dbfile) + strlen(suffix); + if (j + 6 >= BSIZE) + { + BIO_printf(bio_err,"file name too long\n"); + goto err; + } + +#ifndef OPENSSL_SYS_VMS + j = BIO_snprintf(buf[2], sizeof buf[2], "%s.attr", dbfile); +#else + j = BIO_snprintf(buf[2], sizeof buf[2], "%s-attr", dbfile); +#endif +#ifndef OPENSSL_SYS_VMS + j = BIO_snprintf(buf[1], sizeof buf[1], "%s.attr.%s", dbfile, suffix); +#else + j = BIO_snprintf(buf[1], sizeof buf[1], "%s-attr-%s", dbfile, suffix); +#endif +#ifndef OPENSSL_SYS_VMS + j = BIO_snprintf(buf[0], sizeof buf[0], "%s.%s", dbfile, suffix); +#else + j = BIO_snprintf(buf[0], sizeof buf[0], "%s-%s", dbfile, suffix); +#endif +#ifdef RL_DEBUG + BIO_printf(bio_err, "DEBUG: writing \"%s\"\n", buf[0]); +#endif + if (BIO_write_filename(out,buf[0]) <= 0) + { + perror(dbfile); + BIO_printf(bio_err,"unable to open '%s'\n", dbfile); + goto err; + } + j=TXT_DB_write(out,db->db); + if (j <= 0) goto err; + + BIO_free(out); + + out = BIO_new(BIO_s_file()); +#ifdef RL_DEBUG + BIO_printf(bio_err, "DEBUG: writing \"%s\"\n", buf[1]); +#endif + if (BIO_write_filename(out,buf[1]) <= 0) + { + perror(buf[2]); + BIO_printf(bio_err,"unable to open '%s'\n", buf[2]); + goto err; + } + BIO_printf(out,"unique_subject = %s\n", + db->attributes.unique_subject ? "yes" : "no"); + BIO_free(out); + + return 1; + err: + return 0; + } + +int rotate_index(const char *dbfile, const char *new_suffix, const char *old_suffix) + { + char buf[5][BSIZE]; + int i,j; + struct stat sb; + + i = strlen(dbfile) + strlen(old_suffix); + j = strlen(dbfile) + strlen(new_suffix); + if (i > j) j = i; + if (j + 6 >= BSIZE) + { + BIO_printf(bio_err,"file name too long\n"); + goto err; + } + +#ifndef OPENSSL_SYS_VMS + j = BIO_snprintf(buf[4], sizeof buf[4], "%s.attr", dbfile); +#else + j = BIO_snprintf(buf[4], sizeof buf[4], "%s-attr", dbfile); +#endif +#ifndef OPENSSL_SYS_VMS + j = BIO_snprintf(buf[2], sizeof buf[2], "%s.attr.%s", + dbfile, new_suffix); +#else + j = BIO_snprintf(buf[2], sizeof buf[2], "%s-attr-%s", + dbfile, new_suffix); +#endif +#ifndef OPENSSL_SYS_VMS + j = BIO_snprintf(buf[0], sizeof buf[0], "%s.%s", + dbfile, new_suffix); +#else + j = BIO_snprintf(buf[0], sizeof buf[0], "%s-%s", + dbfile, new_suffix); +#endif +#ifndef OPENSSL_SYS_VMS + j = BIO_snprintf(buf[1], sizeof buf[1], "%s.%s", + dbfile, old_suffix); +#else + j = BIO_snprintf(buf[1], sizeof buf[1], "%s-%s", + dbfile, old_suffix); +#endif +#ifndef OPENSSL_SYS_VMS + j = BIO_snprintf(buf[3], sizeof buf[3], "%s.attr.%s", + dbfile, old_suffix); +#else + j = BIO_snprintf(buf[3], sizeof buf[3], "%s-attr-%s", + dbfile, old_suffix); +#endif + if (stat(dbfile,&sb) < 0) + { + if (errno != ENOENT +#ifdef ENOTDIR + && errno != ENOTDIR +#endif + ) + goto err; + } + else + { +#ifdef RL_DEBUG + BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n", + dbfile, buf[1]); +#endif + if (rename(dbfile,buf[1]) < 0) + { + BIO_printf(bio_err, + "unable to rename %s to %s\n", + dbfile, buf[1]); + perror("reason"); + goto err; + } + } +#ifdef RL_DEBUG + BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n", + buf[0],dbfile); +#endif + if (rename(buf[0],dbfile) < 0) + { + BIO_printf(bio_err, + "unable to rename %s to %s\n", + buf[0],dbfile); + perror("reason"); + rename(buf[1],dbfile); + goto err; + } + if (stat(buf[4],&sb) < 0) + { + if (errno != ENOENT +#ifdef ENOTDIR + && errno != ENOTDIR +#endif + ) + goto err; + } + else + { +#ifdef RL_DEBUG + BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n", + buf[4],buf[3]); +#endif + if (rename(buf[4],buf[3]) < 0) + { + BIO_printf(bio_err, + "unable to rename %s to %s\n", + buf[4], buf[3]); + perror("reason"); + rename(dbfile,buf[0]); + rename(buf[1],dbfile); + goto err; + } + } +#ifdef RL_DEBUG + BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n", + buf[2],buf[4]); +#endif + if (rename(buf[2],buf[4]) < 0) + { + BIO_printf(bio_err, + "unable to rename %s to %s\n", + buf[2],buf[4]); + perror("reason"); + rename(buf[3],buf[4]); + rename(dbfile,buf[0]); + rename(buf[1],dbfile); + goto err; + } + return 1; + err: + return 0; + } + +void free_index(CA_DB *db) + { + if (db) + { + if (db->db) TXT_DB_free(db->db); + OPENSSL_free(db); + } + } + +int parse_yesno(const char *str, int def) + { + int ret = def; + if (str) + { + switch (*str) + { + case 'f': /* false */ + case 'F': /* FALSE */ + case 'n': /* no */ + case 'N': /* NO */ + case '0': /* 0 */ + ret = 0; + break; + case 't': /* true */ + case 'T': /* TRUE */ + case 'y': /* yes */ + case 'Y': /* YES */ + case '1': /* 1 */ + ret = 0; + break; + default: + ret = def; + break; + } + } + return ret; + } + +/* + * subject is expected to be in the format /type0=value0/type1=value1/type2=... + * where characters may be escaped by \ + */ +X509_NAME *parse_name(char *subject, long chtype, int multirdn) + { + size_t buflen = strlen(subject)+1; /* to copy the types and values into. due to escaping, the copy can only become shorter */ + char *buf = OPENSSL_malloc(buflen); + size_t max_ne = buflen / 2 + 1; /* maximum number of name elements */ + char **ne_types = OPENSSL_malloc(max_ne * sizeof (char *)); + char **ne_values = OPENSSL_malloc(max_ne * sizeof (char *)); + int *mval = OPENSSL_malloc (max_ne * sizeof (int)); + + char *sp = subject, *bp = buf; + int i, ne_num = 0; + + X509_NAME *n = NULL; + int nid; + + if (!buf || !ne_types || !ne_values) + { + BIO_printf(bio_err, "malloc error\n"); + goto error; + } + + if (*subject != '/') + { + BIO_printf(bio_err, "Subject does not start with '/'.\n"); + goto error; + } + sp++; /* skip leading / */ + + /* no multivalued RDN by default */ + mval[ne_num] = 0; + + while (*sp) + { + /* collect type */ + ne_types[ne_num] = bp; + while (*sp) + { + if (*sp == '\\') /* is there anything to escape in the type...? */ + { + if (*++sp) + *bp++ = *sp++; + else + { + BIO_printf(bio_err, "escape character at end of string\n"); + goto error; + } + } + else if (*sp == '=') + { + sp++; + *bp++ = '\0'; + break; + } + else + *bp++ = *sp++; + } + if (!*sp) + { + BIO_printf(bio_err, "end of string encountered while processing type of subject name element #%d\n", ne_num); + goto error; + } + ne_values[ne_num] = bp; + while (*sp) + { + if (*sp == '\\') + { + if (*++sp) + *bp++ = *sp++; + else + { + BIO_printf(bio_err, "escape character at end of string\n"); + goto error; + } + } + else if (*sp == '/') + { + sp++; + /* no multivalued RDN by default */ + mval[ne_num+1] = 0; + break; + } + else if (*sp == '+' && multirdn) + { + /* a not escaped + signals a mutlivalued RDN */ + sp++; + mval[ne_num+1] = -1; + break; + } + else + *bp++ = *sp++; + } + *bp++ = '\0'; + ne_num++; + } + + if (!(n = X509_NAME_new())) + goto error; + + for (i = 0; i < ne_num; i++) + { + if ((nid=OBJ_txt2nid(ne_types[i])) == NID_undef) + { + BIO_printf(bio_err, "Subject Attribute %s has no known NID, skipped\n", ne_types[i]); + continue; + } + + if (!*ne_values[i]) + { + BIO_printf(bio_err, "No value provided for Subject Attribute %s, skipped\n", ne_types[i]); + continue; + } + + if (!X509_NAME_add_entry_by_NID(n, nid, chtype, (unsigned char*)ne_values[i], -1,-1,mval[i])) + goto error; + } + + OPENSSL_free(ne_values); + OPENSSL_free(ne_types); + OPENSSL_free(buf); + return n; + +error: + X509_NAME_free(n); + if (ne_values) + OPENSSL_free(ne_values); + if (ne_types) + OPENSSL_free(ne_types); + if (buf) + OPENSSL_free(buf); + return NULL; +} + +/* This code MUST COME AFTER anything that uses rename() */ +#ifdef OPENSSL_SYS_WIN32 +int WIN32_rename(const char *from, const char *to) + { +#ifndef OPENSSL_SYS_WINCE + /* Windows rename gives an error if 'to' exists, so delete it + * first and ignore file not found errror + */ + if((remove(to) != 0) && (errno != ENOENT)) + return -1; +#undef rename + return rename(from, to); +#else + /* convert strings to UNICODE */ + { + BOOL result = FALSE; + WCHAR* wfrom; + WCHAR* wto; + int i; + wfrom = malloc((strlen(from)+1)*2); + wto = malloc((strlen(to)+1)*2); + if (wfrom != NULL && wto != NULL) + { + for (i=0; i<(int)strlen(from)+1; i++) + wfrom[i] = (short)from[i]; + for (i=0; i<(int)strlen(to)+1; i++) + wto[i] = (short)to[i]; + result = MoveFile(wfrom, wto); + } + if (wfrom != NULL) + free(wfrom); + if (wto != NULL) + free(wto); + return result; + } +#endif + } +#endif + +int args_verify(char ***pargs, int *pargc, + int *badarg, BIO *err, X509_VERIFY_PARAM **pm) + { + ASN1_OBJECT *otmp = NULL; + unsigned long flags = 0; + int i; + int purpose = 0; + char **oldargs = *pargs; + char *arg = **pargs, *argn = (*pargs)[1]; + if (!strcmp(arg, "-policy")) + { + if (!argn) + *badarg = 1; + else + { + otmp = OBJ_txt2obj(argn, 0); + if (!otmp) + { + BIO_printf(err, "Invalid Policy \"%s\"\n", + argn); + *badarg = 1; + } + } + (*pargs)++; + } + else if (strcmp(arg,"-purpose") == 0) + { + X509_PURPOSE *xptmp; + if (!argn) + *badarg = 1; + else + { + i = X509_PURPOSE_get_by_sname(argn); + if(i < 0) + { + BIO_printf(err, "unrecognized purpose\n"); + *badarg = 1; + } + else + { + xptmp = X509_PURPOSE_get0(i); + purpose = X509_PURPOSE_get_id(xptmp); + } + } + (*pargs)++; + } + else if (!strcmp(arg, "-ignore_critical")) + flags |= X509_V_FLAG_IGNORE_CRITICAL; + else if (!strcmp(arg, "-issuer_checks")) + flags |= X509_V_FLAG_CB_ISSUER_CHECK; + else if (!strcmp(arg, "-crl_check")) + flags |= X509_V_FLAG_CRL_CHECK; + else if (!strcmp(arg, "-crl_check_all")) + flags |= X509_V_FLAG_CRL_CHECK|X509_V_FLAG_CRL_CHECK_ALL; + else if (!strcmp(arg, "-policy_check")) + flags |= X509_V_FLAG_POLICY_CHECK; + else if (!strcmp(arg, "-explicit_policy")) + flags |= X509_V_FLAG_EXPLICIT_POLICY; + else if (!strcmp(arg, "-x509_strict")) + flags |= X509_V_FLAG_X509_STRICT; + else if (!strcmp(arg, "-policy_print")) + flags |= X509_V_FLAG_NOTIFY_POLICY; + else + return 0; + + if (*badarg) + { + if (*pm) + X509_VERIFY_PARAM_free(*pm); + *pm = NULL; + goto end; + } + + if (!*pm && !(*pm = X509_VERIFY_PARAM_new())) + { + *badarg = 1; + goto end; + } + + if (otmp) + X509_VERIFY_PARAM_add0_policy(*pm, otmp); + if (flags) + X509_VERIFY_PARAM_set_flags(*pm, flags); + + if (purpose) + X509_VERIFY_PARAM_set_purpose(*pm, purpose); + + end: + + (*pargs)++; + + if (pargc) + *pargc -= *pargs - oldargs; + + return 1; + + } + +static void nodes_print(BIO *out, const char *name, + STACK_OF(X509_POLICY_NODE) *nodes) + { + X509_POLICY_NODE *node; + int i; + BIO_printf(out, "%s Policies:", name); + if (nodes) + { + BIO_puts(out, "\n"); + for (i = 0; i < sk_X509_POLICY_NODE_num(nodes); i++) + { + node = sk_X509_POLICY_NODE_value(nodes, i); + X509_POLICY_NODE_print(out, node, 2); + } + } + else + BIO_puts(out, " \n"); + } + +void policies_print(BIO *out, X509_STORE_CTX *ctx) + { + X509_POLICY_TREE *tree; + int explicit_policy; + int free_out = 0; + if (out == NULL) + { + out = BIO_new_fp(stderr, BIO_NOCLOSE); + free_out = 1; + } + tree = X509_STORE_CTX_get0_policy_tree(ctx); + explicit_policy = X509_STORE_CTX_get_explicit_policy(ctx); + + BIO_printf(out, "Require explicit Policy: %s\n", + explicit_policy ? "True" : "False"); + + nodes_print(out, "Authority", X509_policy_tree_get0_policies(tree)); + nodes_print(out, "User", X509_policy_tree_get0_user_policies(tree)); + if (free_out) + BIO_free(out); + }