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-rw-r--r--projects/hsm/mgmt-masterkey.c53
1 files changed, 34 insertions, 19 deletions
diff --git a/projects/hsm/mgmt-masterkey.c b/projects/hsm/mgmt-masterkey.c
index 7cea62d..7938e33 100644
--- a/projects/hsm/mgmt-masterkey.c
+++ b/projects/hsm/mgmt-masterkey.c
@@ -32,22 +32,31 @@
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
+#define HAL_OK CMSIS_HAL_OK
+
#include "stm-init.h"
#include "stm-uart.h"
#include "mgmt-cli.h"
#include "mgmt-masterkey.h"
-#include "masterkey.h"
+
+/* Rename both CMSIS HAL_OK and libhal HAL_OK to disambiguate */
+#undef HAL_OK
+#define LIBHAL_OK HAL_OK
+#include <hal.h>
+#include <masterkey.h>
+#undef HAL_OK
#include <stdlib.h>
#define KEK_LENGTH (256 / 8)
-static char * _status2str(masterkey_status_t status)
+
+static char * _status2str(const hal_error_t status)
{
switch (status) {
- case HSM_MASTERKEY_SET:
+ case LIBHAL_OK:
return (char *) "Set";
- case HSM_MASTERKEY_NOT_SET:
+ case HAL_ERROR_MASTERKEY_NOT_SET:
return (char *) "Not set";
default:
return (char *) "Unknown";
@@ -74,37 +83,37 @@ static int _parse_hex_groups(uint8_t *buf, size_t len, char *argv[], int argc)
static int cmd_masterkey_status(struct cli_def *cli, const char *command, char *argv[], int argc)
{
- masterkey_status_t status;
+ hal_error_t status;
uint8_t buf[KEK_LENGTH] = {0};
cli_print(cli, "Status of master key:\n");
status = masterkey_volatile_read(NULL, 0);
- cli_print(cli, " volatile: %s", _status2str(status));
+ cli_print(cli, " volatile: %s / %s", _status2str(status), hal_error_string(status));
status = masterkey_flash_read(NULL, 0);
- cli_print(cli, " flash: %s", _status2str(status));
+ cli_print(cli, " flash: %s / %s", _status2str(status), hal_error_string(status));
/* XXX Temporary gaping security hole while developing the master key functionality.
* REMOVE READ-OUT OF MASTER KEY.
*/
status = masterkey_volatile_read(&buf[0], sizeof(buf));
- if (status != HSM_MASTERKEY_FAIL) {
+ if (status == LIBHAL_OK || status == HAL_ERROR_MASTERKEY_NOT_SET) {
cli_print(cli, "\nVolatile read-out:\n");
uart_send_hexdump(STM_UART_MGMT, buf, 0, sizeof(buf) - 1);
cli_print(cli, "\n");
} else {
- cli_print(cli, "Failed reading from flash");
+ cli_print(cli, "Failed reading from volatile memory: %s", hal_error_string(status));
}
status = masterkey_flash_read(&buf[0], sizeof(buf));
- if (status != HSM_MASTERKEY_FAIL) {
+ if (status == LIBHAL_OK || status == HAL_ERROR_MASTERKEY_NOT_SET) {
cli_print(cli, "\nFlash read-out:\n");
uart_send_hexdump(STM_UART_MGMT, buf, 0, sizeof(buf) - 1);
cli_print(cli, "\n");
} else {
- cli_print(cli, "Failed reading from flash");
+ cli_print(cli, "Failed reading from flash: %s", hal_error_string(status));
}
return CLI_OK;
@@ -113,6 +122,7 @@ static int cmd_masterkey_status(struct cli_def *cli, const char *command, char *
static int cmd_masterkey_set(struct cli_def *cli, const char *command, char *argv[], int argc)
{
uint8_t buf[KEK_LENGTH] = {0};
+ hal_error_t err;
int i;
if ((i = _parse_hex_groups(&buf[0], sizeof(buf), argv, argc)) != 1) {
@@ -124,20 +134,22 @@ static int cmd_masterkey_set(struct cli_def *cli, const char *command, char *arg
uart_send_hexdump(STM_UART_MGMT, buf, 0, sizeof(buf) - 1);
cli_print(cli, "\n");
- if (masterkey_volatile_write(buf, sizeof(buf)) == HSM_MASTERKEY_OK) {
+ if ((err = masterkey_volatile_write(buf, sizeof(buf))) == LIBHAL_OK) {
cli_print(cli, "Master key set in volatile memory");
} else {
- cli_print(cli, "Failed writing key to volatile memory");
+ cli_print(cli, "Failed writing key to volatile memory: %s", hal_error_string(err));
}
return CLI_OK;
}
static int cmd_masterkey_erase(struct cli_def *cli, const char *command, char *argv[], int argc)
{
- if (masterkey_volatile_erase(KEK_LENGTH) == HSM_MASTERKEY_OK) {
+ hal_error_t err;
+
+ if ((err = masterkey_volatile_erase(KEK_LENGTH)) == LIBHAL_OK) {
cli_print(cli, "Erased master key from volatile memory");
} else {
- cli_print(cli, "Failed erasing master key from volatile memory");
+ cli_print(cli, "Failed erasing master key from volatile memory: %s", hal_error_string(err));
}
return CLI_OK;
}
@@ -145,6 +157,7 @@ static int cmd_masterkey_erase(struct cli_def *cli, const char *command, char *a
static int cmd_masterkey_unsecure_set(struct cli_def *cli, const char *command, char *argv[], int argc)
{
uint8_t buf[KEK_LENGTH] = {0};
+ hal_error_t err;
int i;
if ((i = _parse_hex_groups(&buf[0], sizeof(buf), argv, argc)) != 1) {
@@ -156,20 +169,22 @@ static int cmd_masterkey_unsecure_set(struct cli_def *cli, const char *command,
uart_send_hexdump(STM_UART_MGMT, buf, 0, sizeof(buf) - 1);
cli_print(cli, "\n");
- if (masterkey_flash_write(buf, sizeof(buf)) == HSM_MASTERKEY_OK) {
+ if ((err = masterkey_flash_write(buf, sizeof(buf))) == LIBHAL_OK) {
cli_print(cli, "Master key set in unsecure flash memory");
} else {
- cli_print(cli, "Failed writing key to unsecure flash memory");
+ cli_print(cli, "Failed writing key to unsecure flash memory: %s", hal_error_string(err));
}
return CLI_OK;
}
static int cmd_masterkey_unsecure_erase(struct cli_def *cli, const char *command, char *argv[], int argc)
{
- if (masterkey_flash_erase(KEK_LENGTH) == HSM_MASTERKEY_OK) {
+ hal_error_t err;
+
+ if ((err = masterkey_flash_erase(KEK_LENGTH)) == LIBHAL_OK) {
cli_print(cli, "Erased unsecure master key from flash");
} else {
- cli_print(cli, "Failed erasing unsecure master key from flash");
+ cli_print(cli, "Failed erasing unsecure master key from flash: %s", hal_error_string(err));
}
return CLI_OK;
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-26 22:10:25 +0000