C++ (Cpp) scm_protect_keystore Examples

Example #1

File: init.c Project: jbott/lk_gee

static void ssd_load_keystore_from_emmc()
{
    uint64_t           ptn    = 0;
    int                index  = -1;
    uint32_t           size   = SSD_PARTITION_SIZE;
    int                ret    = -1;

    uint32_t *buffer = (uint32_t *)memalign(CACHE_LINE,
                                            ROUNDUP(SSD_PARTITION_SIZE, CACHE_LINE));

    if (!buffer) {
        dprintf(CRITICAL, "Error Allocating memory for SSD buffer\n");
        ASSERT(0);
    }

    index = partition_get_index("ssd");

    ptn   = partition_get_offset(index);
    if(ptn == 0) {
        dprintf(CRITICAL,"ERROR: ssd parition not found");
        return;
    }

    if(mmc_read(ptn, buffer, size)) {
        dprintf(CRITICAL,"ERROR:Cannot read data\n");
        return;
    }

    ret = scm_protect_keystore((uint32_t *)&buffer[0],size);
    if(ret != 0)
        dprintf(CRITICAL,"ERROR: scm_protect_keystore Failed");

    free(buffer);
}

Example #2

File: init.c Project: detule/lk-g2-spr

void target_load_ssd_keystore(void)
{
	uint64_t ptn;
	int      index;
	uint64_t size;
	uint32_t *buffer;

	if (!target_is_ssd_enabled())
		return;

	index = partition_get_index("ssd");

	ptn = partition_get_offset(index);
	if (ptn == 0){
		dprintf(CRITICAL, "Error: ssd partition not found\n");
		return;
	}

	size = partition_get_size(index);
	if (size == 0) {
		dprintf(CRITICAL, "Error: invalid ssd partition size\n");
		return;
	}

	buffer = memalign(CACHE_LINE, ROUNDUP(size, CACHE_LINE));
	if (!buffer) {
		dprintf(CRITICAL, "Error: allocating memory for ssd buffer\n");
		return;
	}

	if (mmc_read(ptn, buffer, size)) {
		dprintf(CRITICAL, "Error: cannot read data\n");
		free(buffer);
		return;
	}

	clock_ce_enable(SSD_CE_INSTANCE);
	scm_protect_keystore(buffer, size);
	clock_ce_disable(SSD_CE_INSTANCE);
	free(buffer);
}