2 * Copyright (c) 2017 Lev Walkin <vlm@lionet.info>.
4 * Redistribution and modifications are permitted subject to BSD license.
6 #include <asn_internal.h>
10 struct _callback_arg {
16 static int ANY__consume_bytes(const void *buffer, size_t size, void *key) {
17 struct _callback_arg *arg = (struct _callback_arg *)key;
19 if((arg->offset + size) >= arg->size) {
20 size_t nsize = (arg->size ? arg->size << 2 : 16) + size;
21 void *p = REALLOC(arg->buffer, nsize);
23 arg->buffer = (uint8_t *)p;
27 memcpy(arg->buffer + arg->offset, buffer, size);
29 assert(arg->offset < arg->size);
35 ANY_fromType(ANY_t *st, asn_TYPE_descriptor_t *td, void *sptr) {
36 struct _callback_arg arg;
37 asn_enc_rval_t erval = {0,0,0};
45 if(st->buf) FREEMEM(st->buf);
50 arg.offset = arg.size = 0;
53 erval = der_encode(td, sptr, ANY__consume_bytes, &arg);
54 if(erval.encoded == -1) {
55 if(arg.buffer) FREEMEM(arg.buffer);
58 assert((size_t)erval.encoded == arg.offset);
60 if(st->buf) FREEMEM(st->buf);
62 st->size = arg.offset;
68 ANY_new_fromType(asn_TYPE_descriptor_t *td, void *sptr) {
77 memset(&tmp, 0, sizeof(tmp));
79 if(ANY_fromType(&tmp, td, sptr)) return 0;
81 st = (ANY_t *)CALLOC(1, sizeof(ANY_t));
92 ANY_to_type(ANY_t *st, asn_TYPE_descriptor_t *td, void **struct_ptr) {
96 if(!st || !td || !struct_ptr) {
102 /* Nothing to convert, make it empty. */
103 *struct_ptr = (void *)0;
107 rval = ber_decode(0, td, (void **)&newst, st->buf, st->size);
108 if(rval.code == RC_OK) {
112 /* Remove possibly partially decoded data. */
113 ASN_STRUCT_FREE(*td, newst);