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  • uspace/srv/hid/display/idevcfg.c

    rde4f165 ra0d4afe  
    11/*
    2  * Copyright (c) 2024 Jiri Svoboda
     2 * Copyright (c) 2023 Jiri Svoboda
    33 * All rights reserved.
    44 *
    … …  
    3838#include <io/log.h>
    3939#include <loc.h>
    40 #include <stdio.h>
    4140#include <stdlib.h>
    4241#include "display.h"
    … …  
    8180}
    8281
    83 /** Load input device configuration entry from SIF node.
    84  *
    85  * @param display Display
    86  * @param enode Entry node from which the entry should be loaded
    87  * @param ridevcfg Place to store pointer to the newly loaded input device
    88  *                 configuration entry
    89  *
    90  * @return EOK on success or an error code
    91  */
    92 errno_t ds_idevcfg_load(ds_display_t *display, sif_node_t *enode,
    93     ds_idevcfg_t **ridevcfg)
    94 {
    95         const char *svc_name;
    96         const char *sseat_id;
    97         char *endptr;
    98         service_id_t svc_id;
    99         unsigned long seat_id;
    100         ds_seat_t *seat;
    101         ds_idevcfg_t *idevcfg;
    102         errno_t rc;
    103 
    104         svc_name = sif_node_get_attr(enode, "svc-name");
    105         if (svc_name == NULL)
    106                 return EIO;
    107 
    108         sseat_id = sif_node_get_attr(enode, "seat-id");
    109         if (sseat_id == NULL)
    110                 return EIO;
    111 
    112         rc = loc_service_get_id(svc_name, &svc_id, 0);
    113         if (rc != EOK)
    114                 return rc;
    115 
    116         seat_id = strtoul(sseat_id, &endptr, 10);
    117         if (*endptr != '\0')
    118                 return EIO;
    119 
    120         seat = ds_display_find_seat(display, seat_id);
    121         if (seat == NULL)
    122                 return EIO;
    123 
    124         rc = ds_idevcfg_create(display, svc_id, seat, &idevcfg);
    125         if (rc != EOK)
    126                 return rc;
    127 
    128         (void)idevcfg;
    129         return EOK;
    130 }
    131 
    132 /** Save input device configuration entry to SIF node.
    133  *
    134  * @param idevcfg Input device configuration entry
    135  * @param enode Entry node to which the entry should be saved
    136  *
    137  * @return EOK on success or an error code
    138  */
    139 errno_t ds_idevcfg_save(ds_idevcfg_t *idevcfg, sif_node_t *enode)
    140 {
    141         char *svc_name;
    142         char *sseat_id;
    143         errno_t rc;
    144         int rv;
    145 
    146         rc = loc_service_get_name(idevcfg->svc_id, &svc_name);
    147         if (rc != EOK)
    148                 return rc;
    149 
    150         rc = sif_node_set_attr(enode, "svc-name", svc_name);
    151         if (rc != EOK) {
    152                 free(svc_name);
    153                 return rc;
    154         }
    155 
    156         free(svc_name);
    157 
    158         rv = asprintf(&sseat_id, "%lu", (unsigned long)idevcfg->seat->id);
    159         if (rv < 0) {
    160                 rc = ENOMEM;
    161                 return rc;
    162         }
    163 
    164         rc = sif_node_set_attr(enode, "seat-id", sseat_id);
    165         if (rc != EOK) {
    166                 free(sseat_id);
    167                 return rc;
    168         }
    169 
    170         free(sseat_id);
    171         return EOK;
    172 }
    173 
    17482/** @}
    17583 */
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