rd_t *
make_rd(coap_address_t *peer, coap_pdu_t *pdu) {
rd_t *rd;
unsigned char *data;
coap_opt_iterator_t opt_iter;
coap_opt_t *etag;
rd = rd_new();
if (!rd) {
debug("hnd_get_rd: cannot allocate storage for rd\n");
return NULL;
}
if (coap_get_data(pdu, &rd->data.length, &data)) {
rd->data.s = (unsigned char *)coap_malloc(rd->data.length);
if (!rd->data.s) {
debug("hnd_get_rd: cannot allocate storage for rd->data\n");
rd_delete(rd);
return NULL;
}
memcpy(rd->data.s, data, rd->data.length);
}
etag = coap_check_option(pdu, COAP_OPTION_ETAG, &opt_iter);
if (etag) {
rd->etag_len = min(COAP_OPT_LENGTH(etag), sizeof(rd->etag));
memcpy(rd->etag, COAP_OPT_VALUE(etag), rd->etag_len);
}
return rd;
}
static void
kp_activate(mdb_tgt_t *t)
{
kp_data_t *kp = t->t_data;
mdb_prop_postmortem = TRUE;
mdb_prop_kernel = FALSE;
if (kp->kp_model == PR_MODEL_ILP32)
mdb_prop_datamodel = MDB_TGT_MODEL_ILP32;
else
mdb_prop_datamodel = MDB_TGT_MODEL_LP64;
/*
* Initialize our rtld_db agent and then iterate over the link map,
* instantiating kp_file objects as we go.
*/
if ((kp->kp_rap = rd_new((struct ps_prochandle *)t)) != NULL) {
(void) rd_loadobj_iter(kp->kp_rap, (rl_iter_f *)
kp_iter_mapping, t);
} else {
mdb_warn("unable to initialize rtld_db agent for proc %p\n",
(void *)kp->kp_proc);
}
(void) mdb_tgt_register_dcmds(t, &kp_dcmds[0], MDB_MOD_FORCE);
if (kp->kp_map_exec != NULL && kp->kp_map_exec->kpm_file != NULL)
mdb_tgt_elf_export(kp->kp_map_exec->kpm_file->kpf_file);
else
mdb_tgt_elf_export(NULL);
}
rd_agent_t *
proc_rdagent(struct proc_handle *phdl)
{
if (phdl->rdap == NULL && phdl->status != PS_UNDEAD &&
phdl->status != PS_IDLE) {
if ((phdl->rdap = rd_new(phdl)) != NULL) {
phdl->rdobjs = malloc(sizeof(*phdl->rdobjs) * 64);
phdl->rdobjsz = 64;
if (phdl->rdobjs == NULL)
return (phdl->rdap);
rd_loadobj_iter(phdl->rdap, map_iter, phdl);
}
}
return (phdl->rdap);
}
rd_agent_t *
proc_rdagent(struct proc_handle *phdl)
{
if (phdl->rdap == NULL && phdl->status != PS_UNDEAD &&
phdl->status != PS_IDLE) {
if ((phdl->rdap = rd_new(phdl)) == NULL)
return (NULL);
phdl->maparrsz = 64;
phdl->mappings = calloc(phdl->maparrsz,
sizeof(*phdl->mappings));
if (phdl->mappings == NULL)
return (phdl->rdap);
if (rd_loadobj_iter(phdl->rdap, map_iter, phdl) != RD_OK)
return (NULL);
}
return (phdl->rdap);
}