pebble/src/fw/console/pulse_bulkio_memory.c
2025-01-27 11:38:16 -08:00

73 lines
2.1 KiB
C

/*
* Copyright 2024 Google LLC
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "pulse_bulkio_domain_handler.h"
#include "system/status_codes.h"
#include "util/attributes.h"
#include <stdint.h>
#include <string.h>
typedef struct PACKED MemoryEraseOptions {
uint32_t address;
uint32_t length;
} MemoryEraseOptions;
static int memory_domain_read(uint8_t *buf, uint32_t address, uint32_t length,
void *context) {
memcpy(buf, (void *)address, length);
return length;
}
static int memory_domain_write(uint8_t *buf, uint32_t address, uint32_t length,
void *context) {
memcpy(buf, (void *)address, length);
return length;
}
static int memory_domain_stat(uint8_t *resp, size_t resp_max_len, void *context) {
return E_INVALID_OPERATION;
}
static status_t memory_domain_erase(uint8_t *packet_data, size_t length, uint8_t cookie) {
if (length != sizeof(MemoryEraseOptions)) {
return E_INVALID_ARGUMENT;
}
MemoryEraseOptions *options = (MemoryEraseOptions*)packet_data;
memset((void *)options->address, 0x0, length);
return S_SUCCESS;
}
static status_t memory_domain_open(uint8_t *packet_data, size_t length, void **resp) {
return S_SUCCESS;
}
static status_t memory_domain_close(void *context) {
return S_SUCCESS;
}
PulseBulkIODomainHandler pulse_bulkio_domain_memory = {
.id = PulseBulkIODomainType_Memory,
.open_proc = memory_domain_open,
.close_proc = memory_domain_close,
.read_proc = memory_domain_read,
.write_proc = memory_domain_write,
.stat_proc = memory_domain_stat,
.erase_proc = memory_domain_erase
};