object_intf_priv.c

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/* Related header */
#include "object_intf_priv.h"
 
/* System headers */
#include <stdint.h>
#include <stdlib.h> /* calloc(), free() */
 
/* Other libraries' headers */
 
#include <amxp/amxp.h>
#include <amxd/amxd_object_hierarchy.h> /* amxd_object_get_instance() */
 
/* Own headers */
#include "dm_xpon_mngr.h"               /* xpon_mngr_get_dm() */
#include "utils_time.h"                 /* time_get_system_uptime() */
#include "xpon_trace.h"
 
 
static object_intf_priv_t* create_priv(void) {
    object_intf_priv_t* priv = calloc(1, sizeof(object_intf_priv_t));
    when_null_trace(priv, exit, ERROR, "Failed to create object_intf_priv_t");
    priv->last_change = time_get_system_uptime();
 
exit:
    return priv;
}
 
void oipriv_attach_private_data(const amxc_var_t* const data) {
 
    const char* const path = GETP_CHAR(data, "path");
    const uint32_t index = GET_UINT32(data, "index");
    SAH_TRACEZ_DEBUG(ME, "path='%s' index=%d", path, index);
 
    amxd_dm_t* const dm = xpon_mngr_get_dm();
    const amxd_object_t* const obj = amxd_dm_signal_get_object(dm, data);
    amxd_object_t* const inst = amxd_object_get_instance(obj, NULL, index);
    when_null_trace(inst, exit, ERROR, "Failed to get instance");
    object_intf_priv_t* const priv = create_priv();
    when_null_trace(priv, exit, ERROR, "Failed to create object_intf_priv_t");
    inst->priv = priv;
 
exit:
    return;
}
 
void oipriv_delete_private_data(object_intf_priv_t* priv) {
    if(priv) {
        free(priv);
    }
}
 
void oipriv_update_last_change(const amxc_var_t* const data) {
 
    const char* const path = GETP_CHAR(data, "path");
    SAH_TRACEZ_DEBUG(ME, "path='%s'", path);
 
    amxd_dm_t* const dm = xpon_mngr_get_dm();
    const amxd_object_t* const obj = amxd_dm_signal_get_object(dm, data);
    when_null_trace(obj->priv, exit, ERROR, "object %s has no private data", path);
 
    object_intf_priv_t* const priv = (object_intf_priv_t* const) obj->priv;
    priv->last_change = time_get_system_uptime();
 
exit:
    return;
}