asn_enc_rval_t
BIT_STRING_encode_xer(asn_TYPE_descriptor_t *td, void *sptr,
int ilevel, enum xer_encoder_flags_e flags,
asn_app_consume_bytes_f *cb, void *app_key) {
asn_enc_rval_t er;
char scratch[128];
char *p = scratch;
char *scend = scratch + (sizeof(scratch) - 10);
const BIT_STRING_t *st = (const BIT_STRING_t *)sptr;
int xcan = (flags & XER_F_CANONICAL);
uint8_t *buf;
uint8_t *end;
if(!st || !st->buf)
ASN__ENCODE_FAILED;
er.encoded = 0;
buf = st->buf;
end = buf + st->size - 1; /* Last byte is special */
/*
* Binary dump
*/
for(; buf < end; buf++) {
int v = *buf;
int nline = xcan?0:(((buf - st->buf) % 8) == 0);
if(p >= scend || nline) {
er.encoded += p - scratch;
ASN__CALLBACK(scratch, p - scratch);
p = scratch;
if(nline) ASN__TEXT_INDENT(1, ilevel);
}
memcpy(p + 0, _bit_pattern[v >> 4], 4);
memcpy(p + 4, _bit_pattern[v & 0x0f], 4);
p += 8;
}
if(!xcan && ((buf - st->buf) % 8) == 0)
ASN__TEXT_INDENT(1, ilevel);
er.encoded += p - scratch;
ASN__CALLBACK(scratch, p - scratch);
p = scratch;
if(buf == end) {
int v = *buf;
int ubits = st->bits_unused;
int i;
for(i = 7; i >= ubits; i--)
*p++ = (v & (1 << i)) ? 0x31 : 0x30;
er.encoded += p - scratch;
ASN__CALLBACK(scratch, p - scratch);
}
if(!xcan) ASN__TEXT_INDENT(1, ilevel - 1);
ASN__ENCODED_OK(er);
cb_failed:
ASN__ENCODE_FAILED;
}
asn_enc_rval_t
OCTET_STRING_encode_xer(asn_TYPE_descriptor_t *td, void *sptr,
int ilevel, enum xer_encoder_flags_e flags,
asn_app_consume_bytes_f *cb, void *app_key) {
const char * const h2c = "0123456789ABCDEF";
const OCTET_STRING_t *st = (const OCTET_STRING_t *)sptr;
asn_enc_rval_t er;
char scratch[16 * 3 + 4];
char *p = scratch;
uint8_t *buf;
uint8_t *end;
size_t i;
if(!st || (!st->buf && st->size))
ASN__ENCODE_FAILED;
er.encoded = 0;
/*
* Dump the contents of the buffer in hexadecimal.
*/
buf = st->buf;
end = buf + st->size;
if(flags & XER_F_CANONICAL) {
char *scend = scratch + (sizeof(scratch) - 2);
for(; buf < end; buf++) {
if(p >= scend) {
ASN__CALLBACK(scratch, p - scratch);
er.encoded += p - scratch;
p = scratch;
}
*p++ = h2c[(*buf >> 4) & 0x0F];
*p++ = h2c[*buf & 0x0F];
}
ASN__CALLBACK(scratch, p-scratch); /* Dump the rest */
er.encoded += p - scratch;
} else {
asn_enc_rval_t
BOOLEAN_encode_xer(asn_TYPE_descriptor_t *td, void *sptr,
int ilevel, enum xer_encoder_flags_e flags,
asn_app_consume_bytes_f *cb, void *app_key) {
const BOOLEAN_t *st = (const BOOLEAN_t *)sptr;
asn_enc_rval_t er;
(void)ilevel;
(void)flags;
if(!st) ASN__ENCODE_FAILED;
if(*st) {
ASN__CALLBACK("<true/>", 7);
er.encoded = 7;
} else {
ASN__CALLBACK("<false/>", 8);
er.encoded = 8;
}
ASN__ENCODED_OK(er);
cb_failed:
ASN__ENCODE_FAILED;
}
asn_enc_rval_t
SET_OF_encode_xer(asn_TYPE_descriptor_t *td, void *sptr,
int ilevel, enum xer_encoder_flags_e flags,
asn_app_consume_bytes_f *cb, void *app_key) {
asn_enc_rval_t er;
asn_SET_OF_specifics_t *specs = (asn_SET_OF_specifics_t *)td->specifics;
asn_TYPE_member_t *elm = td->elements;
asn_anonymous_set_ *list = _A_SET_FROM_VOID(sptr);
const char *mname = specs->as_XMLValueList
? 0 : ((*elm->name) ? elm->name : elm->type->xml_tag);
size_t mlen = mname ? strlen(mname) : 0;
int xcan = (flags & XER_F_CANONICAL);
xer_tmp_enc_t *encs = 0;
size_t encs_count = 0;
void *original_app_key = app_key;
asn_app_consume_bytes_f *original_cb = cb;
int i;
if(!sptr) ASN__ENCODE_FAILED;
if(xcan) {
encs = (xer_tmp_enc_t *)MALLOC(list->count * sizeof(encs[0]));
if(!encs) ASN__ENCODE_FAILED;
cb = SET_OF_encode_xer_callback;
}
er.encoded = 0;
for(i = 0; i < list->count; i++) {
asn_enc_rval_t tmper;
void *memb_ptr = list->array[i];
if(!memb_ptr) continue;
if(encs) {
memset(&encs[encs_count], 0, sizeof(encs[0]));
app_key = &encs[encs_count];
encs_count++;
}
if(mname) {
if(!xcan) ASN__TEXT_INDENT(1, ilevel);
ASN__CALLBACK3("<", 1, mname, mlen, ">", 1);
}
if(!xcan && specs->as_XMLValueList == 1)
ASN__TEXT_INDENT(1, ilevel + 1);
tmper = elm->type->xer_encoder(elm->type, memb_ptr,
ilevel + (specs->as_XMLValueList != 2),
flags, cb, app_key);
if(tmper.encoded == -1) {
td = tmper.failed_type;
sptr = tmper.structure_ptr;
goto cb_failed;
}
if(tmper.encoded == 0 && specs->as_XMLValueList) {
const char *name = elm->type->xml_tag;
size_t len = strlen(name);
ASN__CALLBACK3("<", 1, name, len, "/>", 2);
}
if(mname) {
ASN__CALLBACK3("</", 2, mname, mlen, ">", 1);
er.encoded += 5;
}
er.encoded += (2 * mlen) + tmper.encoded;
}
if(!xcan) ASN__TEXT_INDENT(1, ilevel - 1);
if(encs) {
xer_tmp_enc_t *enc = encs;
xer_tmp_enc_t *end = encs + encs_count;
ssize_t control_size = 0;
cb = original_cb;
app_key = original_app_key;
qsort(encs, encs_count, sizeof(encs[0]), SET_OF_xer_order);
for(; enc < end; enc++) {
ASN__CALLBACK(enc->buffer, enc->offset);
FREEMEM(enc->buffer);
enc->buffer = 0;
control_size += enc->offset;
}
assert(control_size == er.encoded);
}
goto cleanup;
cb_failed:
er.encoded = -1;
er.failed_type = td;
er.structure_ptr = sptr;
cleanup:
if(encs) {
while(encs_count-- > 0) {
if(encs[encs_count].buffer)
FREEMEM(encs[encs_count].buffer);
}
FREEMEM(encs);
}
ASN__ENCODED_OK(er);
}
/*
* Encode OCTET STRING type using DER.
*/
asn_enc_rval_t
OCTET_STRING_encode_der(asn_TYPE_descriptor_t *td, void *sptr,
int tag_mode, ber_tlv_tag_t tag,
asn_app_consume_bytes_f *cb, void *app_key) {
asn_enc_rval_t er;
asn_OCTET_STRING_specifics_t *specs = td->specifics
? (asn_OCTET_STRING_specifics_t *)td->specifics
: &asn_DEF_OCTET_STRING_specs;
BIT_STRING_t *st = (BIT_STRING_t *)sptr;
enum asn_OS_Subvariant type_variant = specs->subvariant;
int fix_last_byte = 0;
ASN_DEBUG("%s %s as OCTET STRING",
cb?"Estimating":"Encoding", td->name);
/*
* Write tags.
*/
if(type_variant != ASN_OSUBV_ANY || tag_mode == 1) {
er.encoded = der_write_tags(td,
(type_variant == ASN_OSUBV_BIT) + st->size,
tag_mode, type_variant == ASN_OSUBV_ANY, tag,
cb, app_key);
if(er.encoded == -1) {
er.failed_type = td;
er.structure_ptr = sptr;
return er;
}
} else {
/* Disallow: [<tag>] IMPLICIT ANY */
assert(type_variant != ASN_OSUBV_ANY || tag_mode != -1);
er.encoded = 0;
}
if(!cb) {
er.encoded += (type_variant == ASN_OSUBV_BIT) + st->size;
ASN__ENCODED_OK(er);
}
/*
* Prepare to deal with the last octet of BIT STRING.
*/
if(type_variant == ASN_OSUBV_BIT) {
uint8_t b = st->bits_unused & 0x07;
if(b && st->size) fix_last_byte = 1;
ASN__CALLBACK(&b, 1);
er.encoded++;
}
/* Invoke callback for the main part of the buffer */
ASN__CALLBACK(st->buf, st->size - fix_last_byte);
/* The last octet should be stripped off the unused bits */
if(fix_last_byte) {
uint8_t b = st->buf[st->size-1] & (0xff << st->bits_unused);
ASN__CALLBACK(&b, 1);
}
er.encoded += st->size;
ASN__ENCODED_OK(er);
cb_failed:
ASN__ENCODE_FAILED;
}
