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gex-core/units/1wire/_ow_settings.c

70 lines
1.6 KiB

//
// Created by MightyPork on 2018/02/03.
//
#include "platform.h"
#include "unit_base.h"
#define OW_INTERNAL
#include "_ow_internal.h"
/** Load from a binary buffer stored in Flash */
void OW_loadBinary(Unit *unit, PayloadParser *pp)
{
struct priv *priv = unit->data;
uint8_t version = pp_u8(pp);
(void)version;
priv->port_name = pp_char(pp);
priv->pin_number = pp_u8(pp);
if (version >= 1) {
priv->parasitic = pp_bool(pp);
}
}
/** Write to a binary buffer for storing in Flash */
void OW_writeBinary(Unit *unit, PayloadBuilder *pb)
{
struct priv *priv = unit->data;
pb_u8(pb, 1); // version
pb_char(pb, priv->port_name);
pb_u8(pb, priv->pin_number);
pb_bool(pb, priv->parasitic);
}
// ------------------------------------------------------------------------
/** Parse a key-value pair from the INI file */
error_t OW_loadIni(Unit *unit, const char *key, const char *value)
{
bool suc = true;
struct priv *priv = unit->data;
if (streq(key, "pin")) {
suc = parse_pin(value, &priv->port_name, &priv->pin_number);
}
else if (streq(key, "parasitic")) {
priv->parasitic = str_parse_yn(value, &suc);
}
else {
return E_BAD_KEY;
}
if (!suc) return E_BAD_VALUE;
return E_SUCCESS;
}
/** Generate INI file section for the unit */
void OW_writeIni(Unit *unit, IniWriter *iw)
{
struct priv *priv = unit->data;
iw_comment(iw, "Data pin");
iw_entry(iw, "pin", "%c%d", priv->port_name, priv->pin_number);
iw_comment(iw, "Parasitic (bus-powered) mode");
iw_entry(iw, "parasitic", str_yn(priv->parasitic));
}