+++ /dev/null
-/*
- * Copyright (c) 2004-2017 Lev Walkin <vlm@lionet.info>. All rights reserved.
- * Redistribution and modifications are permitted subject to BSD license.
- */
-#include <asn_internal.h>
-#include <ANY.h>
-#include <errno.h>
-
-asn_OCTET_STRING_specifics_t asn_SPC_ANY_specs = {
- sizeof(ANY_t),
- offsetof(ANY_t, _asn_ctx),
- ASN_OSUBV_ANY
-};
-asn_TYPE_operation_t asn_OP_ANY = {
- OCTET_STRING_free,
- OCTET_STRING_print,
- OCTET_STRING_compare,
- OCTET_STRING_decode_ber,
- OCTET_STRING_encode_der,
- OCTET_STRING_decode_xer_hex,
- ANY_encode_xer,
-#ifdef ASN_DISABLE_OER_SUPPORT
- 0,
- 0,
-#else
- 0,
- 0,
-#endif /* ASN_DISABLE_OER_SUPPORT */
-#ifdef ASN_DISABLE_PER_SUPPORT
- 0, 0, 0, 0,
-#else
- ANY_decode_uper,
- ANY_encode_uper,
- ANY_decode_aper,
- ANY_encode_aper,
-#endif /* ASN_DISABLE_PER_SUPPORT */
- 0, /* Random fill is not defined for ANY type */
- 0 /* Use generic outmost tag fetcher */
-};
-asn_TYPE_descriptor_t asn_DEF_ANY = {
- "ANY",
- "ANY",
- &asn_OP_ANY,
- 0, 0, 0, 0,
- { 0, 0, asn_generic_no_constraint }, /* No constraints */
- 0, 0, /* No members */
- &asn_SPC_ANY_specs,
-};
-
-#undef RETURN
-#define RETURN(_code) \
- do { \
- asn_dec_rval_t tmprval; \
- tmprval.code = _code; \
- tmprval.consumed = consumed_myself; \
- return tmprval; \
- } while(0)
-
-asn_enc_rval_t
-ANY_encode_xer(const asn_TYPE_descriptor_t *td, const void *sptr, int ilevel,
- enum xer_encoder_flags_e flags, asn_app_consume_bytes_f *cb,
- void *app_key) {
- if(flags & XER_F_CANONICAL) {
- /*
- * Canonical XER-encoding of ANY type is not supported.
- */
- ASN__ENCODE_FAILED;
- }
-
- /* Dump as binary */
- return OCTET_STRING_encode_xer(td, sptr, ilevel, flags, cb, app_key);
-}
-
-struct _callback_arg {
- uint8_t *buffer;
- size_t offset;
- size_t size;
-};
-
-static int ANY__consume_bytes(const void *buffer, size_t size, void *key);
-
-int
-ANY_fromType(ANY_t *st, asn_TYPE_descriptor_t *td, void *sptr) {
- struct _callback_arg arg;
- asn_enc_rval_t erval = {0,0,0};
-
- if(!st || !td) {
- errno = EINVAL;
- return -1;
- }
-
- if(!sptr) {
- if(st->buf) FREEMEM(st->buf);
- st->size = 0;
- return 0;
- }
-
- arg.offset = arg.size = 0;
- arg.buffer = 0;
-
- erval = der_encode(td, sptr, ANY__consume_bytes, &arg);
- if(erval.encoded == -1) {
- if(arg.buffer) FREEMEM(arg.buffer);
- return -1;
- }
- assert((size_t)erval.encoded == arg.offset);
-
- if(st->buf) FREEMEM(st->buf);
- st->buf = arg.buffer;
- st->size = arg.offset;
-
- return 0;
-}
-
-int
-ANY_fromType_aper(ANY_t *st, asn_TYPE_descriptor_t *td, void *sptr) {
- uint8_t *buffer = NULL;
- ssize_t erval;
-
- if(!st || !td) {
- errno = EINVAL;
- return -1;
- }
-
- if(!sptr) {
- if(st->buf) FREEMEM(st->buf);
- st->size = 0;
- return 0;
- }
-
- erval = aper_encode_to_new_buffer(td, td->encoding_constraints.per_constraints, sptr, (void**)&buffer);
-
- if(erval == -1) {
- if(buffer) FREEMEM(buffer);
- return -1;
- }
- assert((size_t)erval > 0);
-
- if(st->buf) FREEMEM(st->buf);
- st->buf = buffer;
- st->size = erval;
-
- return 0;
-}
-
-ANY_t *
-ANY_new_fromType(asn_TYPE_descriptor_t *td, void *sptr) {
- ANY_t tmp;
- ANY_t *st;
-
- if(!td || !sptr) {
- errno = EINVAL;
- return 0;
- }
-
- memset(&tmp, 0, sizeof(tmp));
-
- if(ANY_fromType(&tmp, td, sptr)) return 0;
-
- st = (ANY_t *)CALLOC(1, sizeof(ANY_t));
- if(st) {
- *st = tmp;
- return st;
- } else {
- FREEMEM(tmp.buf);
- return 0;
- }
-}
-
-ANY_t *
-ANY_new_fromType_aper(asn_TYPE_descriptor_t *td, void *sptr) {
- ANY_t tmp;
- ANY_t *st;
-
- if(!td || !sptr) {
- errno = EINVAL;
- return 0;
- }
-
- memset(&tmp, 0, sizeof(tmp));
-
- if(ANY_fromType_aper(&tmp, td, sptr)) return 0;
-
- st = (ANY_t *)CALLOC(1, sizeof(ANY_t));
- if(st) {
- *st = tmp;
- return st;
- } else {
- FREEMEM(tmp.buf);
- return 0;
- }
-}
-
-int
-ANY_to_type(ANY_t *st, asn_TYPE_descriptor_t *td, void **struct_ptr) {
- asn_dec_rval_t rval;
- void *newst = 0;
-
- if(!st || !td || !struct_ptr) {
- errno = EINVAL;
- return -1;
- }
-
- if(st->buf == 0) {
- /* Nothing to convert, make it empty. */
- *struct_ptr = (void *)0;
- return 0;
- }
-
- rval = ber_decode(0, td, (void **)&newst, st->buf, st->size);
- if(rval.code == RC_OK) {
- *struct_ptr = newst;
- return 0;
- } else {
- /* Remove possibly partially decoded data. */
- ASN_STRUCT_FREE(*td, newst);
- return -1;
- }
-}
-
-int
-ANY_to_type_aper(ANY_t *st, asn_TYPE_descriptor_t *td, void **struct_ptr) {
- asn_dec_rval_t rval;
- void *newst = 0;
-
- if(!st || !td || !struct_ptr) {
- errno = EINVAL;
- return -1;
- }
-
- if(st->buf == 0) {
- /* Nothing to convert, make it empty. */
- *struct_ptr = (void *)0;
- return 0;
- }
-
- rval = aper_decode(0, td, (void **)&newst, st->buf, st->size, 0, 0);
- if(rval.code == RC_OK) {
- *struct_ptr = newst;
- return 0;
- } else {
- /* Remove possibly partially decoded data. */
- ASN_STRUCT_FREE(*td, newst);
- return -1;
- }
-}
-
-static int ANY__consume_bytes(const void *buffer, size_t size, void *key) {
- struct _callback_arg *arg = (struct _callback_arg *)key;
-
- if((arg->offset + size) >= arg->size) {
- size_t nsize = (arg->size ? arg->size << 2 : 16) + size;
- void *p = REALLOC(arg->buffer, nsize);
- if(!p) return -1;
- arg->buffer = (uint8_t *)p;
- arg->size = nsize;
- }
-
- memcpy(arg->buffer + arg->offset, buffer, size);
- arg->offset += size;
- assert(arg->offset < arg->size);
-
- return 0;
-}
-
-#ifndef ASN_DISABLE_PER_SUPPORT
-
-asn_dec_rval_t
-ANY_decode_uper(const asn_codec_ctx_t *opt_codec_ctx,
- const asn_TYPE_descriptor_t *td,
- const asn_per_constraints_t *constraints, void **sptr,
- asn_per_data_t *pd) {
- const asn_OCTET_STRING_specifics_t *specs =
- td->specifics ? (const asn_OCTET_STRING_specifics_t *)td->specifics
- : &asn_SPC_ANY_specs;
- size_t consumed_myself = 0;
- int repeat;
- ANY_t *st = (ANY_t *)*sptr;
-
- (void)opt_codec_ctx;
- (void)constraints;
-
- /*
- * Allocate the structure.
- */
- if(!st) {
- st = (ANY_t *)(*sptr = CALLOC(1, specs->struct_size));
- if(!st) RETURN(RC_FAIL);
- }
-
- ASN_DEBUG("UPER Decoding ANY type");
-
- st->size = 0;
- do {
- ssize_t raw_len;
- ssize_t len_bytes;
- ssize_t len_bits;
- void *p;
- int ret;
-
- /* Get the PER length */
- raw_len = uper_get_length(pd, -1, 0, &repeat);
- if(raw_len < 0) RETURN(RC_WMORE);
- if(raw_len == 0 && st->buf) break;
-
- ASN_DEBUG("Got PER length len %" ASN_PRI_SIZE ", %s (%s)", raw_len,
- repeat ? "repeat" : "once", td->name);
- len_bytes = raw_len;
- len_bits = len_bytes * 8;
-
- p = REALLOC(st->buf, st->size + len_bytes + 1);
- if(!p) RETURN(RC_FAIL);
- st->buf = (uint8_t *)p;
-
- ret = per_get_many_bits(pd, &st->buf[st->size], 0, len_bits);
- if(ret < 0) RETURN(RC_WMORE);
- consumed_myself += len_bits;
- st->size += len_bytes;
- } while(repeat);
- st->buf[st->size] = 0; /* nul-terminate */
-
- RETURN(RC_OK);
-}
-
-asn_enc_rval_t
-ANY_encode_uper(const asn_TYPE_descriptor_t *td,
- const asn_per_constraints_t *constraints, const void *sptr,
- asn_per_outp_t *po) {
- const ANY_t *st = (const ANY_t *)sptr;
- asn_enc_rval_t er = {0, 0, 0};
- const uint8_t *buf;
- size_t size;
- int ret;
-
- (void)constraints;
-
- if(!st || (!st->buf && st->size)) ASN__ENCODE_FAILED;
-
- buf = st->buf;
- size = st->size;
- do {
- int need_eom = 0;
- ssize_t may_save = uper_put_length(po, size, &need_eom);
- if(may_save < 0) ASN__ENCODE_FAILED;
-
- ret = per_put_many_bits(po, buf, may_save * 8);
- if(ret) ASN__ENCODE_FAILED;
-
- buf += may_save;
- size -= may_save;
- assert(!(may_save & 0x07) || !size);
- if(need_eom && uper_put_length(po, 0, 0))
- ASN__ENCODE_FAILED; /* End of Message length */
- } while(size);
-
- ASN__ENCODED_OK(er);
-}
-
-asn_dec_rval_t
-ANY_decode_aper(const asn_codec_ctx_t *opt_codec_ctx,
- const asn_TYPE_descriptor_t *td,
- const asn_per_constraints_t *constraints, void **sptr,
- asn_per_data_t *pd) {
- const asn_OCTET_STRING_specifics_t *specs =
- td->specifics ? (const asn_OCTET_STRING_specifics_t *)td->specifics
- : &asn_SPC_ANY_specs;
- size_t consumed_myself = 0;
- int repeat;
- ANY_t *st = (ANY_t *)*sptr;
-
- (void)opt_codec_ctx;
- (void)constraints;
-
- /*
- * Allocate the structure.
- */
- if(!st) {
- st = (ANY_t *)(*sptr = CALLOC(1, specs->struct_size));
- if(!st) RETURN(RC_FAIL);
- }
-
- ASN_DEBUG("APER Decoding ANY type");
-
- st->size = 0;
- do {
- ssize_t raw_len;
- ssize_t len_bytes;
- ssize_t len_bits;
- void *p;
- int ret;
-
- /* Get the PER length */
- raw_len = aper_get_length(pd, -1, 0, &repeat);
- if(raw_len < 0) RETURN(RC_WMORE);
- if(raw_len == 0 && st->buf) break;
-
- ASN_DEBUG("Got PER length len %" ASN_PRI_SIZE ", %s (%s)", raw_len,
- repeat ? "repeat" : "once", td->name);
- len_bytes = raw_len;
- len_bits = len_bytes * 8;
-
- p = REALLOC(st->buf, st->size + len_bytes + 1);
- if(!p) RETURN(RC_FAIL);
- st->buf = (uint8_t *)p;
-
- ret = per_get_many_bits(pd, &st->buf[st->size], 0, len_bits);
- if(ret < 0) RETURN(RC_WMORE);
- consumed_myself += len_bits;
- st->size += len_bytes;
- } while(repeat);
- st->buf[st->size] = 0; /* nul-terminate */
-
- RETURN(RC_OK);
-}
-
-asn_enc_rval_t
-ANY_encode_aper(const asn_TYPE_descriptor_t *td,
- const asn_per_constraints_t *constraints, const void *sptr,
- asn_per_outp_t *po) {
- const ANY_t *st = (const ANY_t *)sptr;
- asn_enc_rval_t er = {0, 0, 0};
- const uint8_t *buf;
- size_t size;
- int ret;
-
- (void)constraints;
-
- if(!st || (!st->buf && st->size)) ASN__ENCODE_FAILED;
-
- buf = st->buf;
- size = st->size;
- do {
- int need_eom = 0;
- ssize_t may_save = uper_put_length(po, size, &need_eom);
- if(may_save < 0) ASN__ENCODE_FAILED;
-
- ret = per_put_many_bits(po, buf, may_save * 8);
- if(ret) ASN__ENCODE_FAILED;
-
- buf += may_save;
- size -= may_save;
- assert(!(may_save & 0x07) || !size);
- if(need_eom && uper_put_length(po, 0, 0))
- ASN__ENCODE_FAILED; /* End of Message length */
- } while(size);
-
- ASN__ENCODED_OK(er);
-}
-#endif /* ASN_DISABLE_PER_SUPPORT */
-
Code Review / sim / e2-interface.git / blobdiff