crypto/asn1/tasn_new.c

68 static int asn1_item_ex_combine_new(ASN1_VALUE **pval, const ASN1_ITEM *it,
70 static void asn1_item_clear(ASN1_VALUE **pval, const ASN1_ITEM *it);
72 static void asn1_primitive_clear(ASN1_VALUE **pval, const ASN1_ITEM *it);
74 ASN1_VALUE *ASN1_item_new(const ASN1_ITEM *it)
77     if (ASN1_item_ex_new(&ret, it) > 0)
84 int ASN1_item_ex_new(ASN1_VALUE **pval, const ASN1_ITEM *it)
86     return asn1_item_ex_combine_new(pval, it, 0);
89 static int asn1_item_ex_combine_new(ASN1_VALUE **pval, const ASN1_ITEM *it,
95     const ASN1_AUX *aux = it->funcs;
105     if (it->sname)
106         CRYPTO_push_info(it->sname);
109     switch (it->itype) {
112         ef = it->funcs;
114             if (!ef->asn1_ex_new(pval, it))
120         cf = it->funcs;
129         if (it->templates) {
130             if (!ASN1_template_new(pval, it->templates))
132         } else if (!ASN1_primitive_new(pval, it))
137         if (!ASN1_primitive_new(pval, it))
143             i = asn1_cb(ASN1_OP_NEW_PRE, pval, it, NULL);
148                 if (it->sname)
155             *pval = OPENSSL_malloc(it->size);
158             memset(*pval, 0, it->size);
160         asn1_set_choice_selector(pval, -1, it);
161         if (asn1_cb && !asn1_cb(ASN1_OP_NEW_POST, pval, it, NULL))
168             i = asn1_cb(ASN1_OP_NEW_PRE, pval, it, NULL);
173                 if (it->sname)
180             *pval = OPENSSL_malloc(it->size);
183             memset(*pval, 0, it->size);
184             asn1_do_lock(pval, 0, it);
185             asn1_enc_init(pval, it);
187         for (i = 0, tt = it->templates; i < it->tcount; tt++, i++) {
192         if (asn1_cb && !asn1_cb(ASN1_OP_NEW_POST, pval, it, NULL))
197     if (it->sname)
203     asn1_item_combine_free(pval, it, combine);
207     if (it->sname)
213     asn1_item_combine_free(pval, it, combine);
217     if (it->sname)
224 static void asn1_item_clear(ASN1_VALUE **pval, const ASN1_ITEM *it)
228     switch (it->itype) {
231         ef = it->funcs;
233             ef->asn1_ex_clear(pval, it);
239         if (it->templates)
240             asn1_template_clear(pval, it->templates);
242             asn1_primitive_clear(pval, it);
246         asn1_primitive_clear(pval, it);
260     const ASN1_ITEM *it = ASN1_ITEM_ptr(tt->item);
289     /* Otherwise pass it back to the item routine */
290     ret = asn1_item_ex_combine_new(pval, it, tt->flags & ASN1_TFLG_COMBINE);
293     if (it->sname)
313 int ASN1_primitive_new(ASN1_VALUE **pval, const ASN1_ITEM *it)
319     if (!it)
322     if (it->funcs) {
323         const ASN1_PRIMITIVE_FUNCS *pf = it->funcs;
325             return pf->prim_new(pval, it);
328     if (it->itype == ASN1_ITYPE_MSTRING)
331         utype = it->utype;
338         *(ASN1_BOOLEAN *)pval = it->size;
356         if (it->itype == ASN1_ITYPE_MSTRING && str)
366 static void asn1_primitive_clear(ASN1_VALUE **pval, const ASN1_ITEM *it)
369     if (it && it->funcs) {
370         const ASN1_PRIMITIVE_FUNCS *pf = it->funcs;
372             pf->prim_clear(pval, it);
377     if (!it || (it->itype == ASN1_ITYPE_MSTRING))
380         utype = it->utype;
382         *(ASN1_BOOLEAN *)pval = it->size;