unleashed-firmware/lib/ibutton/ibutton_protocols.c
Astra 01b402ba2b
[FL-3827] iButton ID writing (#3734)
* Function naming corrections and enabled writing ID for all dallas blanks
* Enable ID writing for ds1971 and ds1996
* Sync API Symbols

Co-authored-by: あく <alleteam@gmail.com>
2024-08-01 01:59:41 +09:00

381 lines
11 KiB
C

#include "ibutton_protocols.h"
#include <storage/storage.h>
#include "ibutton_key_i.h"
#include "protocols/protocol_group_defs.h"
#define IBUTTON_FILE_TYPE "Flipper iButton key"
#define IBUTTON_PROTOCOL_KEY_V1 "Key type"
#define IBUTTON_PROTOCOL_KEY_V2 "Protocol"
#define IBUTTON_CURRENT_FORMAT_VERSION 2U
#define GET_PROTOCOL_GROUP(id) \
iButtonProtocolGroupInfo info; \
ibutton_protocols_get_group_by_id(protocols, (id), &info);
#define GROUP_BASE (info.base)
#define GROUP_DATA (info.group)
#define PROTOCOL_ID (info.id)
struct iButtonProtocols {
iButtonProtocolGroupData** group_datas;
};
typedef struct {
const iButtonProtocolGroupBase* base;
iButtonProtocolGroupData* group;
iButtonProtocolLocalId id;
} iButtonProtocolGroupInfo;
static void ibutton_protocols_get_group_by_id(
iButtonProtocols* protocols,
iButtonProtocolId id,
iButtonProtocolGroupInfo* info) {
iButtonProtocolLocalId local_id = id;
for(iButtonProtocolGroupId i = 0; i < iButtonProtocolGroupMax; ++i) {
if(local_id < (signed)ibutton_protocol_groups[i]->protocol_count) {
info->base = ibutton_protocol_groups[i];
info->group = protocols->group_datas[i];
info->id = local_id;
return;
} else {
local_id -= ibutton_protocol_groups[i]->protocol_count;
}
}
furi_crash();
}
iButtonProtocols* ibutton_protocols_alloc(void) {
iButtonProtocols* protocols = malloc(sizeof(iButtonProtocols*));
protocols->group_datas = malloc(sizeof(iButtonProtocolGroupData*) * iButtonProtocolGroupMax);
for(iButtonProtocolGroupId i = 0; i < iButtonProtocolGroupMax; ++i) {
protocols->group_datas[i] = ibutton_protocol_groups[i]->alloc();
}
return protocols;
}
void ibutton_protocols_free(iButtonProtocols* protocols) {
furi_check(protocols);
for(iButtonProtocolGroupId i = 0; i < iButtonProtocolGroupMax; ++i) {
ibutton_protocol_groups[i]->free(protocols->group_datas[i]);
}
free(protocols->group_datas);
free(protocols);
}
uint32_t ibutton_protocols_get_protocol_count(void) {
uint32_t count = 0;
for(iButtonProtocolGroupId i = 0; i < iButtonProtocolGroupMax; ++i) {
count += ibutton_protocol_groups[i]->protocol_count;
}
return count;
}
iButtonProtocolId ibutton_protocols_get_id_by_name(iButtonProtocols* protocols, const char* name) {
furi_check(protocols);
furi_check(name);
iButtonProtocolLocalId offset = 0;
for(iButtonProtocolGroupId i = 0; i < iButtonProtocolGroupMax; ++i) {
iButtonProtocolLocalId local_id;
if(ibutton_protocol_groups[i]->get_id_by_name(protocols->group_datas[i], &local_id, name)) {
return local_id + offset;
}
offset += ibutton_protocol_groups[i]->protocol_count;
}
return iButtonProtocolIdInvalid;
}
uint32_t ibutton_protocols_get_features(iButtonProtocols* protocols, iButtonProtocolId id) {
furi_check(protocols);
GET_PROTOCOL_GROUP(id);
return GROUP_BASE->get_features(GROUP_DATA, PROTOCOL_ID);
}
size_t ibutton_protocols_get_max_data_size(iButtonProtocols* protocols) {
furi_check(protocols);
size_t max_size = 0;
for(iButtonProtocolGroupId i = 0; i < iButtonProtocolGroupMax; ++i) {
const size_t current_max_size =
ibutton_protocol_groups[i]->get_max_data_size(protocols->group_datas[i]);
if(current_max_size > max_size) {
max_size = current_max_size;
}
}
return max_size;
}
const char* ibutton_protocols_get_manufacturer(iButtonProtocols* protocols, iButtonProtocolId id) {
furi_check(protocols);
GET_PROTOCOL_GROUP(id);
return GROUP_BASE->get_manufacturer(GROUP_DATA, PROTOCOL_ID);
}
const char* ibutton_protocols_get_name(iButtonProtocols* protocols, iButtonProtocolId id) {
furi_check(protocols);
GET_PROTOCOL_GROUP(id);
return GROUP_BASE->get_name(GROUP_DATA, PROTOCOL_ID);
}
bool ibutton_protocols_read(iButtonProtocols* protocols, iButtonKey* key) {
furi_check(protocols);
furi_check(key);
iButtonProtocolLocalId id = iButtonProtocolIdInvalid;
iButtonProtocolData* data = ibutton_key_get_protocol_data(key);
iButtonProtocolLocalId offset = 0;
for(iButtonProtocolGroupId i = 0; i < iButtonProtocolGroupMax; ++i) {
if(ibutton_protocol_groups[i]->read(protocols->group_datas[i], data, &id)) {
id += offset;
break;
}
offset += ibutton_protocol_groups[i]->protocol_count;
}
ibutton_key_set_protocol_id(key, id);
return id != iButtonProtocolIdInvalid;
}
bool ibutton_protocols_write_id(iButtonProtocols* protocols, iButtonKey* key) {
furi_check(protocols);
furi_check(key);
const iButtonProtocolId id = ibutton_key_get_protocol_id(key);
iButtonProtocolData* data = ibutton_key_get_protocol_data(key);
GET_PROTOCOL_GROUP(id);
return GROUP_BASE->write_id(GROUP_DATA, data, PROTOCOL_ID);
}
bool ibutton_protocols_write_copy(iButtonProtocols* protocols, iButtonKey* key) {
furi_check(protocols);
furi_check(key);
const iButtonProtocolId id = ibutton_key_get_protocol_id(key);
iButtonProtocolData* data = ibutton_key_get_protocol_data(key);
GET_PROTOCOL_GROUP(id);
return GROUP_BASE->write_copy(GROUP_DATA, data, PROTOCOL_ID);
}
void ibutton_protocols_emulate_start(iButtonProtocols* protocols, iButtonKey* key) {
furi_check(protocols);
furi_check(key);
const iButtonProtocolId id = ibutton_key_get_protocol_id(key);
iButtonProtocolData* data = ibutton_key_get_protocol_data(key);
GET_PROTOCOL_GROUP(id);
GROUP_BASE->emulate_start(GROUP_DATA, data, PROTOCOL_ID);
}
void ibutton_protocols_emulate_stop(iButtonProtocols* protocols, iButtonKey* key) {
furi_check(protocols);
furi_check(key);
const iButtonProtocolId id = ibutton_key_get_protocol_id(key);
iButtonProtocolData* data = ibutton_key_get_protocol_data(key);
GET_PROTOCOL_GROUP(id);
GROUP_BASE->emulate_stop(GROUP_DATA, data, PROTOCOL_ID);
}
bool ibutton_protocols_save(
iButtonProtocols* protocols,
const iButtonKey* key,
const char* file_name) {
furi_check(protocols);
furi_check(key);
furi_check(file_name);
const iButtonProtocolId id = ibutton_key_get_protocol_id(key);
const iButtonProtocolData* data = ibutton_key_get_protocol_data(key);
bool success = false;
Storage* storage = furi_record_open(RECORD_STORAGE);
FlipperFormat* ff = flipper_format_buffered_file_alloc(storage);
do {
const char* protocol_name = ibutton_protocols_get_name(protocols, id);
if(!flipper_format_buffered_file_open_always(ff, file_name)) break;
if(!flipper_format_write_header_cstr(ff, IBUTTON_FILE_TYPE, IBUTTON_CURRENT_FORMAT_VERSION))
break;
if(!flipper_format_write_string_cstr(ff, IBUTTON_PROTOCOL_KEY_V2, protocol_name)) break;
GET_PROTOCOL_GROUP(id);
if(!GROUP_BASE->save(GROUP_DATA, data, PROTOCOL_ID, ff)) break;
success = true;
} while(false);
flipper_format_free(ff);
furi_record_close(RECORD_STORAGE);
return success;
}
bool ibutton_protocols_load(iButtonProtocols* protocols, iButtonKey* key, const char* file_name) {
furi_check(protocols);
furi_check(key);
furi_check(file_name);
iButtonProtocolData* data = ibutton_key_get_protocol_data(key);
bool success = false;
Storage* storage = furi_record_open(RECORD_STORAGE);
FlipperFormat* ff = flipper_format_buffered_file_alloc(storage);
FuriString* tmp = furi_string_alloc();
do {
if(!flipper_format_buffered_file_open_existing(ff, file_name)) break;
uint32_t version;
if(!flipper_format_read_header(ff, tmp, &version)) break;
if(!furi_string_equal(tmp, IBUTTON_FILE_TYPE)) break;
if(version == 1) {
if(!flipper_format_read_string(ff, IBUTTON_PROTOCOL_KEY_V1, tmp)) break;
} else if(version == 2) {
if(!flipper_format_read_string(ff, IBUTTON_PROTOCOL_KEY_V2, tmp)) break;
} else {
break;
}
const iButtonProtocolId id =
ibutton_protocols_get_id_by_name(protocols, furi_string_get_cstr(tmp));
ibutton_key_set_protocol_id(key, id);
GET_PROTOCOL_GROUP(id);
if(!GROUP_BASE->load(GROUP_DATA, data, PROTOCOL_ID, version, ff)) break;
success = true;
} while(false);
flipper_format_free(ff);
furi_string_free(tmp);
furi_record_close(RECORD_STORAGE);
return success;
}
void ibutton_protocols_render_uid(
iButtonProtocols* protocols,
const iButtonKey* key,
FuriString* result) {
const iButtonProtocolId id = ibutton_key_get_protocol_id(key);
const iButtonProtocolData* data = ibutton_key_get_protocol_data(key);
GET_PROTOCOL_GROUP(id);
GROUP_BASE->render_uid(GROUP_DATA, data, PROTOCOL_ID, result);
}
void ibutton_protocols_render_data(
iButtonProtocols* protocols,
const iButtonKey* key,
FuriString* result) {
furi_check(protocols);
furi_check(key);
furi_check(result);
const iButtonProtocolId id = ibutton_key_get_protocol_id(key);
const iButtonProtocolData* data = ibutton_key_get_protocol_data(key);
GET_PROTOCOL_GROUP(id);
GROUP_BASE->render_data(GROUP_DATA, data, PROTOCOL_ID, result);
}
void ibutton_protocols_render_brief_data(
iButtonProtocols* protocols,
const iButtonKey* key,
FuriString* result) {
furi_check(protocols);
furi_check(key);
furi_check(result);
const iButtonProtocolId id = ibutton_key_get_protocol_id(key);
const iButtonProtocolData* data = ibutton_key_get_protocol_data(key);
GET_PROTOCOL_GROUP(id);
GROUP_BASE->render_brief_data(GROUP_DATA, data, PROTOCOL_ID, result);
}
void ibutton_protocols_render_error(
iButtonProtocols* protocols,
const iButtonKey* key,
FuriString* result) {
furi_check(protocols);
furi_check(key);
furi_check(result);
const iButtonProtocolId id = ibutton_key_get_protocol_id(key);
const iButtonProtocolData* data = ibutton_key_get_protocol_data(key);
GET_PROTOCOL_GROUP(id);
GROUP_BASE->render_error(GROUP_DATA, data, PROTOCOL_ID, result);
}
bool ibutton_protocols_is_valid(iButtonProtocols* protocols, const iButtonKey* key) {
furi_check(protocols);
furi_check(key);
const iButtonProtocolId id = ibutton_key_get_protocol_id(key);
const iButtonProtocolData* data = ibutton_key_get_protocol_data(key);
GET_PROTOCOL_GROUP(id);
return GROUP_BASE->is_valid(GROUP_DATA, data, PROTOCOL_ID);
}
void ibutton_protocols_get_editable_data(
iButtonProtocols* protocols,
const iButtonKey* key,
iButtonEditableData* editable) {
furi_check(protocols);
furi_check(key);
furi_check(editable);
const iButtonProtocolId id = ibutton_key_get_protocol_id(key);
iButtonProtocolData* data = ibutton_key_get_protocol_data(key);
GET_PROTOCOL_GROUP(id);
GROUP_BASE->get_editable_data(GROUP_DATA, data, PROTOCOL_ID, editable);
}
void ibutton_protocols_apply_edits(iButtonProtocols* protocols, const iButtonKey* key) {
furi_check(protocols);
furi_check(key);
const iButtonProtocolId id = ibutton_key_get_protocol_id(key);
iButtonProtocolData* data = ibutton_key_get_protocol_data(key);
GET_PROTOCOL_GROUP(id);
GROUP_BASE->apply_edits(GROUP_DATA, data, PROTOCOL_ID);
}