diff options
Diffstat (limited to 'openssl/crypto/asn1/tasn_new.c')
| -rw-r--r-- | openssl/crypto/asn1/tasn_new.c | 566 |
1 files changed, 277 insertions, 289 deletions
diff --git a/openssl/crypto/asn1/tasn_new.c b/openssl/crypto/asn1/tasn_new.c index 0d9e78cc7..7d2964f02 100644 --- a/openssl/crypto/asn1/tasn_new.c +++ b/openssl/crypto/asn1/tasn_new.c @@ -1,6 +1,7 @@ /* tasn_new.c */ -/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL - * project 2000. +/* + * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL project + * 2000. */ /* ==================================================================== * Copyright (c) 2000-2004 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 @@ -56,7 +57,6 @@ * */ - #include <stddef.h> #include <openssl/asn1.h> #include <openssl/objects.h> @@ -65,332 +65,320 @@ #include <string.h> static int asn1_item_ex_combine_new(ASN1_VALUE **pval, const ASN1_ITEM *it, - int combine); + int combine); static void asn1_item_clear(ASN1_VALUE **pval, const ASN1_ITEM *it); static void asn1_template_clear(ASN1_VALUE **pval, const ASN1_TEMPLATE *tt); static void asn1_primitive_clear(ASN1_VALUE **pval, const ASN1_ITEM *it); ASN1_VALUE *ASN1_item_new(const ASN1_ITEM *it) - { - ASN1_VALUE *ret = NULL; - if (ASN1_item_ex_new(&ret, it) > 0) - return ret; - return NULL; - } +{ + ASN1_VALUE *ret = NULL; + if (ASN1_item_ex_new(&ret, it) > 0) + return ret; + return NULL; +} /* Allocate an ASN1 structure */ int ASN1_item_ex_new(ASN1_VALUE **pval, const ASN1_ITEM *it) - { - return asn1_item_ex_combine_new(pval, it, 0); - } +{ + return asn1_item_ex_combine_new(pval, it, 0); +} static int asn1_item_ex_combine_new(ASN1_VALUE **pval, const ASN1_ITEM *it, - int combine) - { - const ASN1_TEMPLATE *tt = NULL; - const ASN1_COMPAT_FUNCS *cf; - const ASN1_EXTERN_FUNCS *ef; - const ASN1_AUX *aux = it->funcs; - ASN1_aux_cb *asn1_cb; - ASN1_VALUE **pseqval; - int i; - if (aux && aux->asn1_cb) - asn1_cb = aux->asn1_cb; - else - asn1_cb = 0; - - if (!combine) *pval = NULL; + int combine) +{ + const ASN1_TEMPLATE *tt = NULL; + const ASN1_COMPAT_FUNCS *cf; + const ASN1_EXTERN_FUNCS *ef; + const ASN1_AUX *aux = it->funcs; + ASN1_aux_cb *asn1_cb; + ASN1_VALUE **pseqval; + int i; + if (aux && aux->asn1_cb) + asn1_cb = aux->asn1_cb; + else + asn1_cb = 0; + + if (!combine) + *pval = NULL; #ifdef CRYPTO_MDEBUG - if (it->sname) - CRYPTO_push_info(it->sname); + if (it->sname) + CRYPTO_push_info(it->sname); #endif - switch(it->itype) - { - - case ASN1_ITYPE_EXTERN: - ef = it->funcs; - if (ef && ef->asn1_ex_new) - { - if (!ef->asn1_ex_new(pval, it)) - goto memerr; - } - break; - - case ASN1_ITYPE_COMPAT: - cf = it->funcs; - if (cf && cf->asn1_new) { - *pval = cf->asn1_new(); - if (!*pval) - goto memerr; - } - break; - - case ASN1_ITYPE_PRIMITIVE: - if (it->templates) - { - if (!ASN1_template_new(pval, it->templates)) - goto memerr; - } - else if (!ASN1_primitive_new(pval, it)) - goto memerr; - break; - - case ASN1_ITYPE_MSTRING: - if (!ASN1_primitive_new(pval, it)) - goto memerr; - break; - - case ASN1_ITYPE_CHOICE: - if (asn1_cb) - { - i = asn1_cb(ASN1_OP_NEW_PRE, pval, it, NULL); - if (!i) - goto auxerr; - if (i==2) - { + switch (it->itype) { + + case ASN1_ITYPE_EXTERN: + ef = it->funcs; + if (ef && ef->asn1_ex_new) { + if (!ef->asn1_ex_new(pval, it)) + goto memerr; + } + break; + + case ASN1_ITYPE_COMPAT: + cf = it->funcs; + if (cf && cf->asn1_new) { + *pval = cf->asn1_new(); + if (!*pval) + goto memerr; + } + break; + + case ASN1_ITYPE_PRIMITIVE: + if (it->templates) { + if (!ASN1_template_new(pval, it->templates)) + goto memerr; + } else if (!ASN1_primitive_new(pval, it)) + goto memerr; + break; + + case ASN1_ITYPE_MSTRING: + if (!ASN1_primitive_new(pval, it)) + goto memerr; + break; + + case ASN1_ITYPE_CHOICE: + if (asn1_cb) { + i = asn1_cb(ASN1_OP_NEW_PRE, pval, it, NULL); + if (!i) + goto auxerr; + if (i == 2) { #ifdef CRYPTO_MDEBUG - if (it->sname) - CRYPTO_pop_info(); + if (it->sname) + CRYPTO_pop_info(); #endif - return 1; - } - } - if (!combine) - { - *pval = OPENSSL_malloc(it->size); - if (!*pval) - goto memerr; - memset(*pval, 0, it->size); - } - asn1_set_choice_selector(pval, -1, it); - if (asn1_cb && !asn1_cb(ASN1_OP_NEW_POST, pval, it, NULL)) - goto auxerr; - break; - - case ASN1_ITYPE_NDEF_SEQUENCE: - case ASN1_ITYPE_SEQUENCE: - if (asn1_cb) - { - i = asn1_cb(ASN1_OP_NEW_PRE, pval, it, NULL); - if (!i) - goto auxerr; - if (i==2) - { + return 1; + } + } + if (!combine) { + *pval = OPENSSL_malloc(it->size); + if (!*pval) + goto memerr; + memset(*pval, 0, it->size); + } + asn1_set_choice_selector(pval, -1, it); + if (asn1_cb && !asn1_cb(ASN1_OP_NEW_POST, pval, it, NULL)) + goto auxerr; + break; + + case ASN1_ITYPE_NDEF_SEQUENCE: + case ASN1_ITYPE_SEQUENCE: + if (asn1_cb) { + i = asn1_cb(ASN1_OP_NEW_PRE, pval, it, NULL); + if (!i) + goto auxerr; + if (i == 2) { #ifdef CRYPTO_MDEBUG - if (it->sname) - CRYPTO_pop_info(); + if (it->sname) + CRYPTO_pop_info(); #endif - return 1; - } - } - if (!combine) - { - *pval = OPENSSL_malloc(it->size); - if (!*pval) - goto memerr; - memset(*pval, 0, it->size); - asn1_do_lock(pval, 0, it); - asn1_enc_init(pval, it); - } - for (i = 0, tt = it->templates; i < it->tcount; tt++, i++) - { - pseqval = asn1_get_field_ptr(pval, tt); - if (!ASN1_template_new(pseqval, tt)) - goto memerr; - } - if (asn1_cb && !asn1_cb(ASN1_OP_NEW_POST, pval, it, NULL)) - goto auxerr; - break; - } + return 1; + } + } + if (!combine) { + *pval = OPENSSL_malloc(it->size); + if (!*pval) + goto memerr; + memset(*pval, 0, it->size); + asn1_do_lock(pval, 0, it); + asn1_enc_init(pval, it); + } + for (i = 0, tt = it->templates; i < it->tcount; tt++, i++) { + pseqval = asn1_get_field_ptr(pval, tt); + if (!ASN1_template_new(pseqval, tt)) + goto memerr; + } + if (asn1_cb && !asn1_cb(ASN1_OP_NEW_POST, pval, it, NULL)) + goto auxerr; + break; + } #ifdef CRYPTO_MDEBUG - if (it->sname) CRYPTO_pop_info(); + if (it->sname) + CRYPTO_pop_info(); #endif - return 1; + return 1; - memerr: - ASN1err(ASN1_F_ASN1_ITEM_EX_COMBINE_NEW, ERR_R_MALLOC_FAILURE); + memerr: + ASN1err(ASN1_F_ASN1_ITEM_EX_COMBINE_NEW, ERR_R_MALLOC_FAILURE); #ifdef CRYPTO_MDEBUG - if (it->sname) CRYPTO_pop_info(); + if (it->sname) + CRYPTO_pop_info(); #endif - return 0; + return 0; - auxerr: - ASN1err(ASN1_F_ASN1_ITEM_EX_COMBINE_NEW, ASN1_R_AUX_ERROR); - ASN1_item_ex_free(pval, it); + auxerr: + ASN1err(ASN1_F_ASN1_ITEM_EX_COMBINE_NEW, ASN1_R_AUX_ERROR); + ASN1_item_ex_free(pval, it); #ifdef CRYPTO_MDEBUG - if (it->sname) CRYPTO_pop_info(); + if (it->sname) + CRYPTO_pop_info(); #endif - return 0; + return 0; - } +} static void asn1_item_clear(ASN1_VALUE **pval, const ASN1_ITEM *it) - { - const ASN1_EXTERN_FUNCS *ef; - - switch(it->itype) - { - - case ASN1_ITYPE_EXTERN: - ef = it->funcs; - if (ef && ef->asn1_ex_clear) - ef->asn1_ex_clear(pval, it); - else *pval = NULL; - break; - - - case ASN1_ITYPE_PRIMITIVE: - if (it->templates) - asn1_template_clear(pval, it->templates); - else - asn1_primitive_clear(pval, it); - break; - - case ASN1_ITYPE_MSTRING: - asn1_primitive_clear(pval, it); - break; - - case ASN1_ITYPE_COMPAT: - case ASN1_ITYPE_CHOICE: - case ASN1_ITYPE_SEQUENCE: - case ASN1_ITYPE_NDEF_SEQUENCE: - *pval = NULL; - break; - } - } - +{ + const ASN1_EXTERN_FUNCS *ef; + + switch (it->itype) { + + case ASN1_ITYPE_EXTERN: + ef = it->funcs; + if (ef && ef->asn1_ex_clear) + ef->asn1_ex_clear(pval, it); + else + *pval = NULL; + break; + + case ASN1_ITYPE_PRIMITIVE: + if (it->templates) + asn1_template_clear(pval, it->templates); + else + asn1_primitive_clear(pval, it); + break; + + case ASN1_ITYPE_MSTRING: + asn1_primitive_clear(pval, it); + break; + + case ASN1_ITYPE_COMPAT: + case ASN1_ITYPE_CHOICE: + case ASN1_ITYPE_SEQUENCE: + case ASN1_ITYPE_NDEF_SEQUENCE: + *pval = NULL; + break; + } +} int ASN1_template_new(ASN1_VALUE **pval, const ASN1_TEMPLATE *tt) - { - const ASN1_ITEM *it = ASN1_ITEM_ptr(tt->item); - int ret; - if (tt->flags & ASN1_TFLG_OPTIONAL) - { - asn1_template_clear(pval, tt); - return 1; - } - /* If ANY DEFINED BY nothing to do */ - - if (tt->flags & ASN1_TFLG_ADB_MASK) - { - *pval = NULL; - return 1; - } +{ + const ASN1_ITEM *it = ASN1_ITEM_ptr(tt->item); + int ret; + if (tt->flags & ASN1_TFLG_OPTIONAL) { + asn1_template_clear(pval, tt); + return 1; + } + /* If ANY DEFINED BY nothing to do */ + + if (tt->flags & ASN1_TFLG_ADB_MASK) { + *pval = NULL; + return 1; + } #ifdef CRYPTO_MDEBUG - if (tt->field_name) - CRYPTO_push_info(tt->field_name); + if (tt->field_name) + CRYPTO_push_info(tt->field_name); #endif - /* If SET OF or SEQUENCE OF, its a STACK */ - if (tt->flags & ASN1_TFLG_SK_MASK) - { - STACK_OF(ASN1_VALUE) *skval; - skval = sk_ASN1_VALUE_new_null(); - if (!skval) - { - ASN1err(ASN1_F_ASN1_TEMPLATE_NEW, ERR_R_MALLOC_FAILURE); - ret = 0; - goto done; - } - *pval = (ASN1_VALUE *)skval; - ret = 1; - goto done; - } - /* Otherwise pass it back to the item routine */ - ret = asn1_item_ex_combine_new(pval, it, tt->flags & ASN1_TFLG_COMBINE); - done: + /* If SET OF or SEQUENCE OF, its a STACK */ + if (tt->flags & ASN1_TFLG_SK_MASK) { + STACK_OF(ASN1_VALUE) *skval; + skval = sk_ASN1_VALUE_new_null(); + if (!skval) { + ASN1err(ASN1_F_ASN1_TEMPLATE_NEW, ERR_R_MALLOC_FAILURE); + ret = 0; + goto done; + } + *pval = (ASN1_VALUE *)skval; + ret = 1; + goto done; + } + /* Otherwise pass it back to the item routine */ + ret = asn1_item_ex_combine_new(pval, it, tt->flags & ASN1_TFLG_COMBINE); + done: #ifdef CRYPTO_MDEBUG - if (it->sname) - CRYPTO_pop_info(); + if (it->sname) + CRYPTO_pop_info(); #endif - return ret; - } + return ret; +} static void asn1_template_clear(ASN1_VALUE **pval, const ASN1_TEMPLATE *tt) - { - /* If ADB or STACK just NULL the field */ - if (tt->flags & (ASN1_TFLG_ADB_MASK|ASN1_TFLG_SK_MASK)) - *pval = NULL; - else - asn1_item_clear(pval, ASN1_ITEM_ptr(tt->item)); - } - - -/* NB: could probably combine most of the real XXX_new() behaviour and junk +{ + /* If ADB or STACK just NULL the field */ + if (tt->flags & (ASN1_TFLG_ADB_MASK | ASN1_TFLG_SK_MASK)) + *pval = NULL; + else + asn1_item_clear(pval, ASN1_ITEM_ptr(tt->item)); +} + +/* + * NB: could probably combine most of the real XXX_new() behaviour and junk * all the old functions. */ int ASN1_primitive_new(ASN1_VALUE **pval, const ASN1_ITEM *it) - { - ASN1_TYPE *typ; - ASN1_STRING *str; - int utype; - - if (it && it->funcs) - { - const ASN1_PRIMITIVE_FUNCS *pf = it->funcs; - if (pf->prim_new) - return pf->prim_new(pval, it); - } - - if (!it || (it->itype == ASN1_ITYPE_MSTRING)) - utype = -1; - else - utype = it->utype; - switch(utype) - { - case V_ASN1_OBJECT: - *pval = (ASN1_VALUE *)OBJ_nid2obj(NID_undef); - return 1; - - case V_ASN1_BOOLEAN: - *(ASN1_BOOLEAN *)pval = it->size; - return 1; - - case V_ASN1_NULL: - *pval = (ASN1_VALUE *)1; - return 1; - - case V_ASN1_ANY: - typ = OPENSSL_malloc(sizeof(ASN1_TYPE)); - if (!typ) - return 0; - typ->value.ptr = NULL; - typ->type = -1; - *pval = (ASN1_VALUE *)typ; - break; - - default: - str = ASN1_STRING_type_new(utype); - if (it->itype == ASN1_ITYPE_MSTRING && str) - str->flags |= ASN1_STRING_FLAG_MSTRING; - *pval = (ASN1_VALUE *)str; - break; - } - if (*pval) - return 1; - return 0; - } +{ + ASN1_TYPE *typ; + ASN1_STRING *str; + int utype; + + if (!it) + return 0; + + if (it->funcs) { + const ASN1_PRIMITIVE_FUNCS *pf = it->funcs; + if (pf->prim_new) + return pf->prim_new(pval, it); + } + + if (it->itype == ASN1_ITYPE_MSTRING) + utype = -1; + else + utype = it->utype; + switch (utype) { + case V_ASN1_OBJECT: + *pval = (ASN1_VALUE *)OBJ_nid2obj(NID_undef); + return 1; + + case V_ASN1_BOOLEAN: + *(ASN1_BOOLEAN *)pval = it->size; + return 1; + + case V_ASN1_NULL: + *pval = (ASN1_VALUE *)1; + return 1; + + case V_ASN1_ANY: + typ = OPENSSL_malloc(sizeof(ASN1_TYPE)); + if (!typ) + return 0; + typ->value.ptr = NULL; + typ->type = -1; + *pval = (ASN1_VALUE *)typ; + break; + + default: + str = ASN1_STRING_type_new(utype); + if (it->itype == ASN1_ITYPE_MSTRING && str) + str->flags |= ASN1_STRING_FLAG_MSTRING; + *pval = (ASN1_VALUE *)str; + break; + } + if (*pval) + return 1; + return 0; +} static void asn1_primitive_clear(ASN1_VALUE **pval, const ASN1_ITEM *it) - { - int utype; - if (it && it->funcs) - { - const ASN1_PRIMITIVE_FUNCS *pf = it->funcs; - if (pf->prim_clear) - pf->prim_clear(pval, it); - else - *pval = NULL; - return; - } - if (!it || (it->itype == ASN1_ITYPE_MSTRING)) - utype = -1; - else - utype = it->utype; - if (utype == V_ASN1_BOOLEAN) - *(ASN1_BOOLEAN *)pval = it->size; - else *pval = NULL; - } +{ + int utype; + if (it && it->funcs) { + const ASN1_PRIMITIVE_FUNCS *pf = it->funcs; + if (pf->prim_clear) + pf->prim_clear(pval, it); + else + *pval = NULL; + return; + } + if (!it || (it->itype == ASN1_ITYPE_MSTRING)) + utype = -1; + else + utype = it->utype; + if (utype == V_ASN1_BOOLEAN) + *(ASN1_BOOLEAN *)pval = it->size; + else + *pval = NULL; +} |