diff options
Diffstat (limited to 'lib/efi_selftest/efi_selftest_ipconfig.c')
| -rw-r--r-- | lib/efi_selftest/efi_selftest_ipconfig.c | 176 |
1 files changed, 176 insertions, 0 deletions
diff --git a/lib/efi_selftest/efi_selftest_ipconfig.c b/lib/efi_selftest/efi_selftest_ipconfig.c new file mode 100644 index 00000000000..8d594f5e193 --- /dev/null +++ b/lib/efi_selftest/efi_selftest_ipconfig.c @@ -0,0 +1,176 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * efi_selftest_ipconfig + * + * This unit test covers the IPv4 Config2 Protocol. + * + */ + +#include <efi_selftest.h> +#include <charset.h> +#include <net.h> + +static struct efi_boot_services *boottime; + +static struct efi_ip4_config2_protocol *ip4_config2; +static const efi_guid_t efi_ip4_config2_guid = EFI_IP4_CONFIG2_PROTOCOL_GUID; + +/* + * Setup unit test. + * + * Open IPv4 Config2 protocol + * + * @handle: handle of the loaded image + * @systable: system table + * Return: EFI_ST_SUCCESS for success + */ +static int setup(const efi_handle_t handle, + const struct efi_system_table *systable) +{ + efi_status_t ret; + efi_handle_t *net_handle; + efi_uintn_t num_handles; + efi_handle_t *handles; + + boottime = systable->boottime; + + num_handles = 0; + boottime->locate_handle_buffer(BY_PROTOCOL, &efi_ip4_config2_guid, + NULL, &num_handles, &handles); + + if (!num_handles) { + efi_st_error("Failed to locate ipv4 config2 protocol\n"); + return EFI_ST_FAILURE; + } + + for (net_handle = handles; num_handles--; net_handle++) { + ret = boottime->open_protocol(*net_handle, &efi_ip4_config2_guid, + (void **)&ip4_config2, 0, 0, + EFI_OPEN_PROTOCOL_GET_PROTOCOL); + if (ret != EFI_SUCCESS || !ip4_config2) + continue; + break; // Get first handle that supports ipv4 + } + + if (!ip4_config2) { + efi_st_error("Failed to open ipv4 config2 protocol\n"); + return EFI_ST_FAILURE; + } + + return EFI_ST_SUCCESS; +} + +/* + * Execute unit test. + * + * + * Return: EFI_ST_SUCCESS for success + */ +static int execute(void) +{ + efi_status_t ret; + enum efi_ip4_config2_policy policy; + efi_uintn_t data_size; + struct efi_ip4_config2_manual_address manual_address; + struct efi_ip4_config2_manual_address orig_address; + u8 netmask[] = {255, 255, 255, 0}; + u8 ip[] = {10, 0, 0, 1}; + + /* Setup may have failed */ + if (!ip4_config2) { + efi_st_error("Setup failure, cannot proceed with test\n"); + return EFI_ST_FAILURE; + } + + /* Set policy to static */ + policy = EFI_IP4_CONFIG2_POLICY_STATIC; + ret = ip4_config2->set_data(ip4_config2, EFI_IP4_CONFIG2_DATA_TYPE_POLICY, + sizeof(policy), (void *)&policy); + if (ret != EFI_SUCCESS) { + efi_st_error("Failed to set policy\n"); + return EFI_ST_FAILURE; + } + + /* Save original ip address and netmask */ + data_size = sizeof(manual_address); + ret = ip4_config2->get_data(ip4_config2, EFI_IP4_CONFIG2_DATA_TYPE_MANUAL_ADDRESS, + &data_size, &orig_address); + if (ret != EFI_SUCCESS) { + efi_st_error("Failed to save original ip address and netmask\n"); + return EFI_ST_FAILURE; + } + + /* Set static ip and netmask */ + memcpy(&manual_address.address, ip, + sizeof(struct efi_ipv4_address)); + memcpy(&manual_address.subnet_mask, netmask, + sizeof(struct efi_ipv4_address)); + ret = ip4_config2->set_data(ip4_config2, EFI_IP4_CONFIG2_DATA_TYPE_MANUAL_ADDRESS, + sizeof(manual_address), &manual_address); + if (ret != EFI_SUCCESS) { + efi_st_error("Failed to get ip address and netmask\n"); + return EFI_ST_FAILURE; + } + + /* Try to set interface info, this should fail */ + ret = ip4_config2->set_data(ip4_config2, EFI_IP4_CONFIG2_DATA_TYPE_INTERFACEINFO, 0, NULL); + if (ret == EFI_SUCCESS) { + efi_st_error("Interface info is read-only\n"); + return EFI_ST_FAILURE; + } + + /* Get ip address and netmask and check that they match with the previously set ones */ + data_size = sizeof(manual_address); + ret = ip4_config2->get_data(ip4_config2, EFI_IP4_CONFIG2_DATA_TYPE_MANUAL_ADDRESS, + &data_size, &manual_address); + if (ret != EFI_SUCCESS) { + efi_st_error("Failed to get ip address and netmask\n"); + return EFI_ST_FAILURE; + } + if (memcmp(ip, &manual_address.address, + sizeof(struct efi_ipv4_address)) || + memcmp(netmask, &manual_address.subnet_mask, + sizeof(struct efi_ipv4_address))) { + efi_st_error("Ip address mismatch\n"); + return EFI_ST_FAILURE; + } + + /* Restore original ip address and netmask */ + ret = ip4_config2->set_data(ip4_config2, EFI_IP4_CONFIG2_DATA_TYPE_MANUAL_ADDRESS, + sizeof(orig_address), &orig_address); + if (ret != EFI_SUCCESS) { + efi_st_error("Failed to restore original ip address and netmask\n"); + return EFI_ST_FAILURE; + } + + efi_st_printf("Efi ipconfig test execute succeeded\n"); + return EFI_ST_SUCCESS; +} + +/* + * Tear down unit test. + * + * Return: EFI_ST_SUCCESS for success + */ +static int teardown(void) +{ + int exit_status = EFI_ST_SUCCESS; + + return exit_status; +} + +EFI_UNIT_TEST(ipconfig) = { + .name = "IPv4 config2 protocol", + .phase = EFI_EXECUTE_BEFORE_BOOTTIME_EXIT, + .setup = setup, + .execute = execute, + .teardown = teardown, +#ifdef CONFIG_SANDBOX + /* + * Running this test on the sandbox requires setting environment + * variable ethact to a network interface connected to a DHCP server and + * ethrotate to 'no'. + */ + .on_request = true, +#endif +}; |