diff options
Diffstat (limited to 'openssl/crypto/x509/x509_trs.c')
| -rw-r--r-- | openssl/crypto/x509/x509_trs.c | 332 |
1 files changed, 181 insertions, 151 deletions
diff --git a/openssl/crypto/x509/x509_trs.c b/openssl/crypto/x509/x509_trs.c index a6cb9c8b1..11e076340 100644 --- a/openssl/crypto/x509/x509_trs.c +++ b/openssl/crypto/x509/x509_trs.c @@ -1,6 +1,7 @@ /* x509_trs.c */ -/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL - * project 1999. +/* + * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL project + * 1999. */ /* ==================================================================== * Copyright (c) 1999 The OpenSSL Project. All rights reserved. @@ -10,7 +11,7 @@ * are met: * * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. + * 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 @@ -60,9 +61,7 @@ #include "cryptlib.h" #include <openssl/x509v3.h> - -static int tr_cmp(const X509_TRUST * const *a, - const X509_TRUST * const *b); +static int tr_cmp(const X509_TRUST *const *a, const X509_TRUST *const *b); static void trtable_free(X509_TRUST *p); static int trust_1oidany(X509_TRUST *trust, X509 *x, int flags); @@ -70,219 +69,250 @@ static int trust_1oid(X509_TRUST *trust, X509 *x, int flags); static int trust_compat(X509_TRUST *trust, X509 *x, int flags); static int obj_trust(int id, X509 *x, int flags); -static int (*default_trust)(int id, X509 *x, int flags) = obj_trust; +static int (*default_trust) (int id, X509 *x, int flags) = obj_trust; -/* WARNING: the following table should be kept in order of trust - * and without any gaps so we can just subtract the minimum trust - * value to get an index into the table +/* + * WARNING: the following table should be kept in order of trust and without + * any gaps so we can just subtract the minimum trust value to get an index + * into the table */ static X509_TRUST trstandard[] = { -{X509_TRUST_COMPAT, 0, trust_compat, "compatible", 0, NULL}, -{X509_TRUST_SSL_CLIENT, 0, trust_1oidany, "SSL Client", NID_client_auth, NULL}, -{X509_TRUST_SSL_SERVER, 0, trust_1oidany, "SSL Server", NID_server_auth, NULL}, -{X509_TRUST_EMAIL, 0, trust_1oidany, "S/MIME email", NID_email_protect, NULL}, -{X509_TRUST_OBJECT_SIGN, 0, trust_1oidany, "Object Signer", NID_code_sign, NULL}, -{X509_TRUST_OCSP_SIGN, 0, trust_1oid, "OCSP responder", NID_OCSP_sign, NULL}, -{X509_TRUST_OCSP_REQUEST, 0, trust_1oid, "OCSP request", NID_ad_OCSP, NULL}, -{X509_TRUST_TSA, 0, trust_1oidany, "TSA server", NID_time_stamp, NULL} + {X509_TRUST_COMPAT, 0, trust_compat, "compatible", 0, NULL}, + {X509_TRUST_SSL_CLIENT, 0, trust_1oidany, "SSL Client", NID_client_auth, + NULL}, + {X509_TRUST_SSL_SERVER, 0, trust_1oidany, "SSL Server", NID_server_auth, + NULL}, + {X509_TRUST_EMAIL, 0, trust_1oidany, "S/MIME email", NID_email_protect, + NULL}, + {X509_TRUST_OBJECT_SIGN, 0, trust_1oidany, "Object Signer", NID_code_sign, + NULL}, + {X509_TRUST_OCSP_SIGN, 0, trust_1oid, "OCSP responder", NID_OCSP_sign, + NULL}, + {X509_TRUST_OCSP_REQUEST, 0, trust_1oid, "OCSP request", NID_ad_OCSP, + NULL}, + {X509_TRUST_TSA, 0, trust_1oidany, "TSA server", NID_time_stamp, NULL} }; -#define X509_TRUST_COUNT (sizeof(trstandard)/sizeof(X509_TRUST)) +#define X509_TRUST_COUNT (sizeof(trstandard)/sizeof(X509_TRUST)) IMPLEMENT_STACK_OF(X509_TRUST) static STACK_OF(X509_TRUST) *trtable = NULL; -static int tr_cmp(const X509_TRUST * const *a, - const X509_TRUST * const *b) +static int tr_cmp(const X509_TRUST *const *a, const X509_TRUST *const *b) { - return (*a)->trust - (*b)->trust; + return (*a)->trust - (*b)->trust; } -int (*X509_TRUST_set_default(int (*trust)(int , X509 *, int)))(int, X509 *, int) -{ - int (*oldtrust)(int , X509 *, int); - oldtrust = default_trust; - default_trust = trust; - return oldtrust; +int (*X509_TRUST_set_default(int (*trust) (int, X509 *, int))) (int, X509 *, + int) { + int (*oldtrust) (int, X509 *, int); + oldtrust = default_trust; + default_trust = trust; + return oldtrust; } - int X509_check_trust(X509 *x, int id, int flags) { - X509_TRUST *pt; - int idx; - if(id == -1) return 1; - idx = X509_TRUST_get_by_id(id); - if(idx == -1) return default_trust(id, x, flags); - pt = X509_TRUST_get0(idx); - return pt->check_trust(pt, x, flags); + X509_TRUST *pt; + int idx; + if (id == -1) + return 1; + /* We get this as a default value */ + if (id == 0) { + int rv; + rv = obj_trust(NID_anyExtendedKeyUsage, x, 0); + if (rv != X509_TRUST_UNTRUSTED) + return rv; + return trust_compat(NULL, x, 0); + } + idx = X509_TRUST_get_by_id(id); + if (idx == -1) + return default_trust(id, x, flags); + pt = X509_TRUST_get0(idx); + return pt->check_trust(pt, x, flags); } int X509_TRUST_get_count(void) { - if(!trtable) return X509_TRUST_COUNT; - return sk_X509_TRUST_num(trtable) + X509_TRUST_COUNT; + if (!trtable) + return X509_TRUST_COUNT; + return sk_X509_TRUST_num(trtable) + X509_TRUST_COUNT; } -X509_TRUST * X509_TRUST_get0(int idx) +X509_TRUST *X509_TRUST_get0(int idx) { - if(idx < 0) return NULL; - if(idx < (int)X509_TRUST_COUNT) return trstandard + idx; - return sk_X509_TRUST_value(trtable, idx - X509_TRUST_COUNT); + if (idx < 0) + return NULL; + if (idx < (int)X509_TRUST_COUNT) + return trstandard + idx; + return sk_X509_TRUST_value(trtable, idx - X509_TRUST_COUNT); } int X509_TRUST_get_by_id(int id) { - X509_TRUST tmp; - int idx; - if((id >= X509_TRUST_MIN) && (id <= X509_TRUST_MAX)) - return id - X509_TRUST_MIN; - tmp.trust = id; - if(!trtable) return -1; - idx = sk_X509_TRUST_find(trtable, &tmp); - if(idx == -1) return -1; - return idx + X509_TRUST_COUNT; + X509_TRUST tmp; + int idx; + if ((id >= X509_TRUST_MIN) && (id <= X509_TRUST_MAX)) + return id - X509_TRUST_MIN; + tmp.trust = id; + if (!trtable) + return -1; + idx = sk_X509_TRUST_find(trtable, &tmp); + if (idx == -1) + return -1; + return idx + X509_TRUST_COUNT; } int X509_TRUST_set(int *t, int trust) { - if(X509_TRUST_get_by_id(trust) == -1) { - X509err(X509_F_X509_TRUST_SET, X509_R_INVALID_TRUST); - return 0; - } - *t = trust; - return 1; + if (X509_TRUST_get_by_id(trust) == -1) { + X509err(X509_F_X509_TRUST_SET, X509_R_INVALID_TRUST); + return 0; + } + *t = trust; + return 1; } -int X509_TRUST_add(int id, int flags, int (*ck)(X509_TRUST *, X509 *, int), - char *name, int arg1, void *arg2) +int X509_TRUST_add(int id, int flags, int (*ck) (X509_TRUST *, X509 *, int), + char *name, int arg1, void *arg2) { - int idx; - X509_TRUST *trtmp; - /* This is set according to what we change: application can't set it */ - flags &= ~X509_TRUST_DYNAMIC; - /* This will always be set for application modified trust entries */ - flags |= X509_TRUST_DYNAMIC_NAME; - /* Get existing entry if any */ - idx = X509_TRUST_get_by_id(id); - /* Need a new entry */ - if(idx == -1) { - if(!(trtmp = OPENSSL_malloc(sizeof(X509_TRUST)))) { - X509err(X509_F_X509_TRUST_ADD,ERR_R_MALLOC_FAILURE); - return 0; - } - trtmp->flags = X509_TRUST_DYNAMIC; - } else trtmp = X509_TRUST_get0(idx); - - /* OPENSSL_free existing name if dynamic */ - if(trtmp->flags & X509_TRUST_DYNAMIC_NAME) OPENSSL_free(trtmp->name); - /* dup supplied name */ - if(!(trtmp->name = BUF_strdup(name))) { - X509err(X509_F_X509_TRUST_ADD,ERR_R_MALLOC_FAILURE); - return 0; - } - /* Keep the dynamic flag of existing entry */ - trtmp->flags &= X509_TRUST_DYNAMIC; - /* Set all other flags */ - trtmp->flags |= flags; - - trtmp->trust = id; - trtmp->check_trust = ck; - trtmp->arg1 = arg1; - trtmp->arg2 = arg2; - - /* If its a new entry manage the dynamic table */ - if(idx == -1) { - if(!trtable && !(trtable = sk_X509_TRUST_new(tr_cmp))) { - X509err(X509_F_X509_TRUST_ADD,ERR_R_MALLOC_FAILURE); - return 0; - } - if (!sk_X509_TRUST_push(trtable, trtmp)) { - X509err(X509_F_X509_TRUST_ADD,ERR_R_MALLOC_FAILURE); - return 0; - } - } - return 1; + int idx; + X509_TRUST *trtmp; + /* + * This is set according to what we change: application can't set it + */ + flags &= ~X509_TRUST_DYNAMIC; + /* This will always be set for application modified trust entries */ + flags |= X509_TRUST_DYNAMIC_NAME; + /* Get existing entry if any */ + idx = X509_TRUST_get_by_id(id); + /* Need a new entry */ + if (idx == -1) { + if (!(trtmp = OPENSSL_malloc(sizeof(X509_TRUST)))) { + X509err(X509_F_X509_TRUST_ADD, ERR_R_MALLOC_FAILURE); + return 0; + } + trtmp->flags = X509_TRUST_DYNAMIC; + } else + trtmp = X509_TRUST_get0(idx); + + /* OPENSSL_free existing name if dynamic */ + if (trtmp->flags & X509_TRUST_DYNAMIC_NAME) + OPENSSL_free(trtmp->name); + /* dup supplied name */ + if (!(trtmp->name = BUF_strdup(name))) { + X509err(X509_F_X509_TRUST_ADD, ERR_R_MALLOC_FAILURE); + return 0; + } + /* Keep the dynamic flag of existing entry */ + trtmp->flags &= X509_TRUST_DYNAMIC; + /* Set all other flags */ + trtmp->flags |= flags; + + trtmp->trust = id; + trtmp->check_trust = ck; + trtmp->arg1 = arg1; + trtmp->arg2 = arg2; + + /* If its a new entry manage the dynamic table */ + if (idx == -1) { + if (!trtable && !(trtable = sk_X509_TRUST_new(tr_cmp))) { + X509err(X509_F_X509_TRUST_ADD, ERR_R_MALLOC_FAILURE); + return 0; + } + if (!sk_X509_TRUST_push(trtable, trtmp)) { + X509err(X509_F_X509_TRUST_ADD, ERR_R_MALLOC_FAILURE); + return 0; + } + } + return 1; } static void trtable_free(X509_TRUST *p) - { - if(!p) return; - if (p->flags & X509_TRUST_DYNAMIC) - { - if (p->flags & X509_TRUST_DYNAMIC_NAME) - OPENSSL_free(p->name); - OPENSSL_free(p); - } - } +{ + if (!p) + return; + if (p->flags & X509_TRUST_DYNAMIC) { + if (p->flags & X509_TRUST_DYNAMIC_NAME) + OPENSSL_free(p->name); + OPENSSL_free(p); + } +} void X509_TRUST_cleanup(void) { - unsigned int i; - for(i = 0; i < X509_TRUST_COUNT; i++) trtable_free(trstandard + i); - sk_X509_TRUST_pop_free(trtable, trtable_free); - trtable = NULL; + unsigned int i; + for (i = 0; i < X509_TRUST_COUNT; i++) + trtable_free(trstandard + i); + sk_X509_TRUST_pop_free(trtable, trtable_free); + trtable = NULL; } int X509_TRUST_get_flags(X509_TRUST *xp) { - return xp->flags; + return xp->flags; } char *X509_TRUST_get0_name(X509_TRUST *xp) { - return xp->name; + return xp->name; } int X509_TRUST_get_trust(X509_TRUST *xp) { - return xp->trust; + return xp->trust; } static int trust_1oidany(X509_TRUST *trust, X509 *x, int flags) { - if(x->aux && (x->aux->trust || x->aux->reject)) - return obj_trust(trust->arg1, x, flags); - /* we don't have any trust settings: for compatibility - * we return trusted if it is self signed - */ - return trust_compat(trust, x, flags); + if (x->aux && (x->aux->trust || x->aux->reject)) + return obj_trust(trust->arg1, x, flags); + /* + * we don't have any trust settings: for compatibility we return trusted + * if it is self signed + */ + return trust_compat(trust, x, flags); } static int trust_1oid(X509_TRUST *trust, X509 *x, int flags) { - if(x->aux) return obj_trust(trust->arg1, x, flags); - return X509_TRUST_UNTRUSTED; + if (x->aux) + return obj_trust(trust->arg1, x, flags); + return X509_TRUST_UNTRUSTED; } static int trust_compat(X509_TRUST *trust, X509 *x, int flags) { - X509_check_purpose(x, -1, 0); - if(x->ex_flags & EXFLAG_SS) return X509_TRUST_TRUSTED; - else return X509_TRUST_UNTRUSTED; + X509_check_purpose(x, -1, 0); + if (x->ex_flags & EXFLAG_SS) + return X509_TRUST_TRUSTED; + else + return X509_TRUST_UNTRUSTED; } static int obj_trust(int id, X509 *x, int flags) { - ASN1_OBJECT *obj; - int i; - X509_CERT_AUX *ax; - ax = x->aux; - if(!ax) return X509_TRUST_UNTRUSTED; - if(ax->reject) { - for(i = 0; i < sk_ASN1_OBJECT_num(ax->reject); i++) { - obj = sk_ASN1_OBJECT_value(ax->reject, i); - if(OBJ_obj2nid(obj) == id) return X509_TRUST_REJECTED; - } - } - if(ax->trust) { - for(i = 0; i < sk_ASN1_OBJECT_num(ax->trust); i++) { - obj = sk_ASN1_OBJECT_value(ax->trust, i); - if(OBJ_obj2nid(obj) == id) return X509_TRUST_TRUSTED; - } - } - return X509_TRUST_UNTRUSTED; + ASN1_OBJECT *obj; + int i; + X509_CERT_AUX *ax; + ax = x->aux; + if (!ax) + return X509_TRUST_UNTRUSTED; + if (ax->reject) { + for (i = 0; i < sk_ASN1_OBJECT_num(ax->reject); i++) { + obj = sk_ASN1_OBJECT_value(ax->reject, i); + if (OBJ_obj2nid(obj) == id) + return X509_TRUST_REJECTED; + } + } + if (ax->trust) { + for (i = 0; i < sk_ASN1_OBJECT_num(ax->trust); i++) { + obj = sk_ASN1_OBJECT_value(ax->trust, i); + if (OBJ_obj2nid(obj) == id) + return X509_TRUST_TRUSTED; + } + } + return X509_TRUST_UNTRUSTED; } - |