diff --git a/lib/psa/delegated_attestation.c b/lib/psa/delegated_attestation.c index a813e84a6..81e26215f 100644 --- a/lib/psa/delegated_attestation.c +++ b/lib/psa/delegated_attestation.c @@ -5,13 +5,10 @@ * */ -#include - #include #include #include -#if !PLAT_RSS_NOT_SUPPORTED psa_status_t rss_delegated_attest_get_delegated_key(uint8_t ecc_curve, uint32_t key_bits, @@ -74,143 +71,3 @@ rss_delegated_attest_get_token(const uint8_t *dak_pub_hash, return status; } - - -#else /* !PLAT_RSS_NOT_SUPPORTED */ - -static const uint8_t delegated_key[] = { - 0x20, 0x11, 0xC7, 0xF0, 0x3C, 0xEE, 0x43, 0x25, 0x17, 0x6E, - 0x52, 0x4F, 0x03, 0x3C, 0x0C, 0xE1, 0xE2, 0x1A, 0x76, 0xE6, - 0xC1, 0xA4, 0xF0, 0xB8, 0x39, 0xAA, 0x1D, 0xF6, 0x1E, 0x0E, - 0x8A, 0x5C, 0x8A, 0x05, 0x74, 0x0F, 0x9B, 0x69, 0xEF, 0xA7, - 0xEB, 0x1A, 0x41, 0x85, 0xBD, 0x11, 0x7F, 0x68 -}; - -static const uint8_t platform_token[] = { - 0xD2, 0x84, 0x44, 0xA1, 0x01, 0x38, 0x22, 0xA0, - 0x59, 0x02, 0x33, 0xA9, 0x19, 0x01, 0x09, 0x78, - 0x1C, 0x68, 0x74, 0x74, 0x70, 0x3A, 0x2F, 0x2F, - 0x61, 0x72, 0x6D, 0x2E, 0x63, 0x6F, 0x6D, 0x2F, - 0x43, 0x43, 0x41, 0x2D, 0x53, 0x53, 0x44, 0x2F, - 0x31, 0x2E, 0x30, 0x2E, 0x30, 0x0A, 0x58, 0x20, - 0xB5, 0x97, 0x3C, 0xB6, 0x8B, 0xAA, 0x9F, 0xC5, - 0x55, 0x58, 0x78, 0x6B, 0x7E, 0xC6, 0x7F, 0x69, - 0xE4, 0x0D, 0xF5, 0xBA, 0x5A, 0xA9, 0x21, 0xCD, - 0x0C, 0x27, 0xF4, 0x05, 0x87, 0xA0, 0x11, 0xEA, - 0x19, 0x09, 0x5C, 0x58, 0x20, 0x7F, 0x45, 0x4C, - 0x46, 0x02, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0x00, 0x3E, - 0x00, 0x01, 0x00, 0x00, 0x00, 0x50, 0x58, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x19, 0x01, 0x00, - 0x58, 0x21, 0x01, 0x07, 0x06, 0x05, 0x04, 0x03, - 0x02, 0x01, 0x00, 0x0F, 0x0E, 0x0D, 0x0C, 0x0B, - 0x0A, 0x09, 0x08, 0x17, 0x16, 0x15, 0x14, 0x13, - 0x12, 0x11, 0x10, 0x1F, 0x1E, 0x1D, 0x1C, 0x1B, - 0x1A, 0x19, 0x18, 0x19, 0x09, 0x61, 0x58, 0x21, - 0x01, 0x07, 0x06, 0x05, 0x04, 0x03, 0x02, 0x01, - 0x00, 0x0F, 0x0E, 0x0D, 0x0C, 0x0B, 0x0A, 0x09, - 0x08, 0x17, 0x16, 0x15, 0x14, 0x13, 0x12, 0x11, - 0x10, 0x1F, 0x1E, 0x1D, 0x1C, 0x1B, 0x1A, 0x19, - 0x18, 0x19, 0x09, 0x5B, 0x19, 0x30, 0x03, 0x19, - 0x09, 0x62, 0x67, 0x73, 0x68, 0x61, 0x2D, 0x32, - 0x35, 0x36, 0x19, 0x09, 0x5F, 0x84, 0xA5, 0x01, - 0x62, 0x42, 0x4C, 0x05, 0x58, 0x20, 0x07, 0x06, - 0x05, 0x04, 0x03, 0x02, 0x01, 0x00, 0x0F, 0x0E, - 0x0D, 0x0C, 0x0B, 0x0A, 0x09, 0x08, 0x17, 0x16, - 0x15, 0x14, 0x13, 0x12, 0x11, 0x10, 0x1F, 0x1E, - 0x1D, 0x1C, 0x1B, 0x1A, 0x19, 0x18, 0x04, 0x65, - 0x33, 0x2E, 0x34, 0x2E, 0x32, 0x02, 0x58, 0x20, - 0x07, 0x06, 0x05, 0x04, 0x03, 0x02, 0x01, 0x00, - 0x0F, 0x0E, 0x0D, 0x0C, 0x0B, 0x0A, 0x09, 0x08, - 0x17, 0x16, 0x15, 0x14, 0x13, 0x12, 0x11, 0x10, - 0x1F, 0x1E, 0x1D, 0x1C, 0x1B, 0x1A, 0x19, 0x18, - 0x06, 0x74, 0x54, 0x46, 0x2D, 0x4D, 0x5F, 0x53, - 0x48, 0x41, 0x32, 0x35, 0x36, 0x4D, 0x65, 0x6D, - 0x50, 0x72, 0x65, 0x58, 0x49, 0x50, 0xA4, 0x01, - 0x62, 0x4D, 0x31, 0x05, 0x58, 0x20, 0x07, 0x06, - 0x05, 0x04, 0x03, 0x02, 0x01, 0x00, 0x0F, 0x0E, - 0x0D, 0x0C, 0x0B, 0x0A, 0x09, 0x08, 0x17, 0x16, - 0x15, 0x14, 0x13, 0x12, 0x11, 0x10, 0x1F, 0x1E, - 0x1D, 0x1C, 0x1B, 0x1A, 0x19, 0x18, 0x04, 0x63, - 0x31, 0x2E, 0x32, 0x02, 0x58, 0x20, 0x07, 0x06, - 0x05, 0x04, 0x03, 0x02, 0x01, 0x00, 0x0F, 0x0E, - 0x0D, 0x0C, 0x0B, 0x0A, 0x09, 0x08, 0x17, 0x16, - 0x15, 0x14, 0x13, 0x12, 0x11, 0x10, 0x1F, 0x1E, - 0x1D, 0x1C, 0x1B, 0x1A, 0x19, 0x18, 0xA4, 0x01, - 0x62, 0x4D, 0x32, 0x05, 0x58, 0x20, 0x07, 0x06, - 0x05, 0x04, 0x03, 0x02, 0x01, 0x00, 0x0F, 0x0E, - 0x0D, 0x0C, 0x0B, 0x0A, 0x09, 0x08, 0x17, 0x16, - 0x15, 0x14, 0x13, 0x12, 0x11, 0x10, 0x1F, 0x1E, - 0x1D, 0x1C, 0x1B, 0x1A, 0x19, 0x18, 0x04, 0x65, - 0x31, 0x2E, 0x32, 0x2E, 0x33, 0x02, 0x58, 0x20, - 0x07, 0x06, 0x05, 0x04, 0x03, 0x02, 0x01, 0x00, - 0x0F, 0x0E, 0x0D, 0x0C, 0x0B, 0x0A, 0x09, 0x08, - 0x17, 0x16, 0x15, 0x14, 0x13, 0x12, 0x11, 0x10, - 0x1F, 0x1E, 0x1D, 0x1C, 0x1B, 0x1A, 0x19, 0x18, - 0xA4, 0x01, 0x62, 0x4D, 0x33, 0x05, 0x58, 0x20, - 0x07, 0x06, 0x05, 0x04, 0x03, 0x02, 0x01, 0x00, - 0x0F, 0x0E, 0x0D, 0x0C, 0x0B, 0x0A, 0x09, 0x08, - 0x17, 0x16, 0x15, 0x14, 0x13, 0x12, 0x11, 0x10, - 0x1F, 0x1E, 0x1D, 0x1C, 0x1B, 0x1A, 0x19, 0x18, - 0x04, 0x61, 0x31, 0x02, 0x58, 0x20, 0x07, 0x06, - 0x05, 0x04, 0x03, 0x02, 0x01, 0x00, 0x0F, 0x0E, - 0x0D, 0x0C, 0x0B, 0x0A, 0x09, 0x08, 0x17, 0x16, - 0x15, 0x14, 0x13, 0x12, 0x11, 0x10, 0x1F, 0x1E, - 0x1D, 0x1C, 0x1B, 0x1A, 0x19, 0x18, 0x19, 0x09, - 0x60, 0x6C, 0x77, 0x68, 0x61, 0x74, 0x65, 0x76, - 0x65, 0x72, 0x2E, 0x63, 0x6F, 0x6D, 0x58, 0x60, - 0xE6, 0xB6, 0x38, 0x4F, 0xAE, 0x3F, 0x6E, 0x67, - 0xF5, 0xD4, 0x97, 0x4B, 0x3F, 0xFD, 0x0A, 0xFA, - 0x1D, 0xF0, 0x2F, 0x73, 0xB8, 0xFF, 0x5F, 0x02, - 0xC0, 0x0F, 0x40, 0xAC, 0xF3, 0xA2, 0x9D, 0xB5, - 0x31, 0x50, 0x16, 0x4F, 0xFA, 0x34, 0x3D, 0x0E, - 0xAF, 0xE0, 0xD0, 0xD1, 0x6C, 0xF0, 0x9D, 0xC1, - 0x01, 0x42, 0xA2, 0x3C, 0xCE, 0xD4, 0x4A, 0x59, - 0xDC, 0x29, 0x0A, 0x30, 0x93, 0x5F, 0xB4, 0x98, - 0x61, 0xBA, 0xE3, 0x91, 0x22, 0x95, 0x24, 0xF4, - 0xAE, 0x47, 0x93, 0xD3, 0x84, 0xA3, 0x76, 0xD0, - 0xC1, 0x26, 0x96, 0x53, 0xA3, 0x60, 0x3F, 0x6C, - 0x75, 0x96, 0x90, 0x6A, 0xF9, 0x4E, 0xDA, 0x30 -}; - -psa_status_t -rss_delegated_attest_get_delegated_key(uint8_t ecc_curve, - uint32_t key_bits, - uint8_t *key_buf, - size_t key_buf_size, - size_t *key_size, - uint32_t hash_algo) -{ - (void)ecc_curve; - (void)key_bits; - (void)hash_algo; - - if (key_buf_size < sizeof(delegated_key)) { - return PSA_ERROR_BUFFER_TOO_SMALL; - } - - (void)memcpy(key_buf, delegated_key, sizeof(delegated_key)); - *key_size = sizeof(delegated_key); - - return PSA_SUCCESS; -} -psa_status_t -rss_delegated_attest_get_token(const uint8_t *dak_pub_hash, - size_t dak_pub_hash_size, - uint8_t *token_buf, - size_t token_buf_size, - size_t *token_size) -{ - (void)dak_pub_hash; - (void)dak_pub_hash_size; - - if (token_buf_size < sizeof(platform_token)) { - return PSA_ERROR_BUFFER_TOO_SMALL; - } - - (void)memcpy(token_buf, platform_token, sizeof(platform_token)); - *token_size = sizeof(platform_token); - - return PSA_SUCCESS; -} -#endif /* !PLAT_RSS_NOT_SUPPORTED */ diff --git a/plat/arm/board/fvp/fvp_plat_attest_token.c b/plat/arm/board/fvp/fvp_plat_attest_token.c index 5af240542..5fb3141c4 100644 --- a/plat/arm/board/fvp/fvp_plat_attest_token.c +++ b/plat/arm/board/fvp/fvp_plat_attest_token.c @@ -4,23 +4,115 @@ * SPDX-License-Identifier: BSD-3-Clause */ -#include -#include +#include +#include + +#include + +static const uint8_t sample_platform_token[] = { + 0xD2, 0x84, 0x44, 0xA1, 0x01, 0x38, 0x22, 0xA0, + 0x59, 0x02, 0x33, 0xA9, 0x19, 0x01, 0x09, 0x78, + 0x1C, 0x68, 0x74, 0x74, 0x70, 0x3A, 0x2F, 0x2F, + 0x61, 0x72, 0x6D, 0x2E, 0x63, 0x6F, 0x6D, 0x2F, + 0x43, 0x43, 0x41, 0x2D, 0x53, 0x53, 0x44, 0x2F, + 0x31, 0x2E, 0x30, 0x2E, 0x30, 0x0A, 0x58, 0x20, + 0xB5, 0x97, 0x3C, 0xB6, 0x8B, 0xAA, 0x9F, 0xC5, + 0x55, 0x58, 0x78, 0x6B, 0x7E, 0xC6, 0x7F, 0x69, + 0xE4, 0x0D, 0xF5, 0xBA, 0x5A, 0xA9, 0x21, 0xCD, + 0x0C, 0x27, 0xF4, 0x05, 0x87, 0xA0, 0x11, 0xEA, + 0x19, 0x09, 0x5C, 0x58, 0x20, 0x7F, 0x45, 0x4C, + 0x46, 0x02, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0x00, 0x3E, + 0x00, 0x01, 0x00, 0x00, 0x00, 0x50, 0x58, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x19, 0x01, 0x00, + 0x58, 0x21, 0x01, 0x07, 0x06, 0x05, 0x04, 0x03, + 0x02, 0x01, 0x00, 0x0F, 0x0E, 0x0D, 0x0C, 0x0B, + 0x0A, 0x09, 0x08, 0x17, 0x16, 0x15, 0x14, 0x13, + 0x12, 0x11, 0x10, 0x1F, 0x1E, 0x1D, 0x1C, 0x1B, + 0x1A, 0x19, 0x18, 0x19, 0x09, 0x61, 0x58, 0x21, + 0x01, 0x07, 0x06, 0x05, 0x04, 0x03, 0x02, 0x01, + 0x00, 0x0F, 0x0E, 0x0D, 0x0C, 0x0B, 0x0A, 0x09, + 0x08, 0x17, 0x16, 0x15, 0x14, 0x13, 0x12, 0x11, + 0x10, 0x1F, 0x1E, 0x1D, 0x1C, 0x1B, 0x1A, 0x19, + 0x18, 0x19, 0x09, 0x5B, 0x19, 0x30, 0x03, 0x19, + 0x09, 0x62, 0x67, 0x73, 0x68, 0x61, 0x2D, 0x32, + 0x35, 0x36, 0x19, 0x09, 0x5F, 0x84, 0xA5, 0x01, + 0x62, 0x42, 0x4C, 0x05, 0x58, 0x20, 0x07, 0x06, + 0x05, 0x04, 0x03, 0x02, 0x01, 0x00, 0x0F, 0x0E, + 0x0D, 0x0C, 0x0B, 0x0A, 0x09, 0x08, 0x17, 0x16, + 0x15, 0x14, 0x13, 0x12, 0x11, 0x10, 0x1F, 0x1E, + 0x1D, 0x1C, 0x1B, 0x1A, 0x19, 0x18, 0x04, 0x65, + 0x33, 0x2E, 0x34, 0x2E, 0x32, 0x02, 0x58, 0x20, + 0x07, 0x06, 0x05, 0x04, 0x03, 0x02, 0x01, 0x00, + 0x0F, 0x0E, 0x0D, 0x0C, 0x0B, 0x0A, 0x09, 0x08, + 0x17, 0x16, 0x15, 0x14, 0x13, 0x12, 0x11, 0x10, + 0x1F, 0x1E, 0x1D, 0x1C, 0x1B, 0x1A, 0x19, 0x18, + 0x06, 0x74, 0x54, 0x46, 0x2D, 0x4D, 0x5F, 0x53, + 0x48, 0x41, 0x32, 0x35, 0x36, 0x4D, 0x65, 0x6D, + 0x50, 0x72, 0x65, 0x58, 0x49, 0x50, 0xA4, 0x01, + 0x62, 0x4D, 0x31, 0x05, 0x58, 0x20, 0x07, 0x06, + 0x05, 0x04, 0x03, 0x02, 0x01, 0x00, 0x0F, 0x0E, + 0x0D, 0x0C, 0x0B, 0x0A, 0x09, 0x08, 0x17, 0x16, + 0x15, 0x14, 0x13, 0x12, 0x11, 0x10, 0x1F, 0x1E, + 0x1D, 0x1C, 0x1B, 0x1A, 0x19, 0x18, 0x04, 0x63, + 0x31, 0x2E, 0x32, 0x02, 0x58, 0x20, 0x07, 0x06, + 0x05, 0x04, 0x03, 0x02, 0x01, 0x00, 0x0F, 0x0E, + 0x0D, 0x0C, 0x0B, 0x0A, 0x09, 0x08, 0x17, 0x16, + 0x15, 0x14, 0x13, 0x12, 0x11, 0x10, 0x1F, 0x1E, + 0x1D, 0x1C, 0x1B, 0x1A, 0x19, 0x18, 0xA4, 0x01, + 0x62, 0x4D, 0x32, 0x05, 0x58, 0x20, 0x07, 0x06, + 0x05, 0x04, 0x03, 0x02, 0x01, 0x00, 0x0F, 0x0E, + 0x0D, 0x0C, 0x0B, 0x0A, 0x09, 0x08, 0x17, 0x16, + 0x15, 0x14, 0x13, 0x12, 0x11, 0x10, 0x1F, 0x1E, + 0x1D, 0x1C, 0x1B, 0x1A, 0x19, 0x18, 0x04, 0x65, + 0x31, 0x2E, 0x32, 0x2E, 0x33, 0x02, 0x58, 0x20, + 0x07, 0x06, 0x05, 0x04, 0x03, 0x02, 0x01, 0x00, + 0x0F, 0x0E, 0x0D, 0x0C, 0x0B, 0x0A, 0x09, 0x08, + 0x17, 0x16, 0x15, 0x14, 0x13, 0x12, 0x11, 0x10, + 0x1F, 0x1E, 0x1D, 0x1C, 0x1B, 0x1A, 0x19, 0x18, + 0xA4, 0x01, 0x62, 0x4D, 0x33, 0x05, 0x58, 0x20, + 0x07, 0x06, 0x05, 0x04, 0x03, 0x02, 0x01, 0x00, + 0x0F, 0x0E, 0x0D, 0x0C, 0x0B, 0x0A, 0x09, 0x08, + 0x17, 0x16, 0x15, 0x14, 0x13, 0x12, 0x11, 0x10, + 0x1F, 0x1E, 0x1D, 0x1C, 0x1B, 0x1A, 0x19, 0x18, + 0x04, 0x61, 0x31, 0x02, 0x58, 0x20, 0x07, 0x06, + 0x05, 0x04, 0x03, 0x02, 0x01, 0x00, 0x0F, 0x0E, + 0x0D, 0x0C, 0x0B, 0x0A, 0x09, 0x08, 0x17, 0x16, + 0x15, 0x14, 0x13, 0x12, 0x11, 0x10, 0x1F, 0x1E, + 0x1D, 0x1C, 0x1B, 0x1A, 0x19, 0x18, 0x19, 0x09, + 0x60, 0x6C, 0x77, 0x68, 0x61, 0x74, 0x65, 0x76, + 0x65, 0x72, 0x2E, 0x63, 0x6F, 0x6D, 0x58, 0x60, + 0xE6, 0xB6, 0x38, 0x4F, 0xAE, 0x3F, 0x6E, 0x67, + 0xF5, 0xD4, 0x97, 0x4B, 0x3F, 0xFD, 0x0A, 0xFA, + 0x1D, 0xF0, 0x2F, 0x73, 0xB8, 0xFF, 0x5F, 0x02, + 0xC0, 0x0F, 0x40, 0xAC, 0xF3, 0xA2, 0x9D, 0xB5, + 0x31, 0x50, 0x16, 0x4F, 0xFA, 0x34, 0x3D, 0x0E, + 0xAF, 0xE0, 0xD0, 0xD1, 0x6C, 0xF0, 0x9D, 0xC1, + 0x01, 0x42, 0xA2, 0x3C, 0xCE, 0xD4, 0x4A, 0x59, + 0xDC, 0x29, 0x0A, 0x30, 0x93, 0x5F, 0xB4, 0x98, + 0x61, 0xBA, 0xE3, 0x91, 0x22, 0x95, 0x24, 0xF4, + 0xAE, 0x47, 0x93, 0xD3, 0x84, 0xA3, 0x76, 0xD0, + 0xC1, 0x26, 0x96, 0x53, 0xA3, 0x60, 0x3F, 0x6C, + 0x75, 0x96, 0x90, 0x6A, 0xF9, 0x4E, 0xDA, 0x30 +}; /* - * Get the platform attestation token through the PSA delegated attestation - * layer. - * - * FVP cannot support RSS hardware at the moment, but it can still mock the - * RSS implementation of the PSA interface (see PLAT_RSS_NOT_SUPPORTED). + * Get the hardcoded platform attestation token as FVP does not support + * RSS. */ int plat_rmmd_get_cca_attest_token(uintptr_t buf, size_t *len, uintptr_t hash, size_t hash_size) { - psa_status_t ret; + (void)hash; + (void)hash_size; - ret = rss_delegated_attest_get_token((const uint8_t *)hash, hash_size, - (uint8_t *)buf, *len, len); + if (*len < sizeof(sample_platform_token)) { + return -EINVAL; + } - return ret; + (void)memcpy((void *)buf, (const void *)sample_platform_token, + sizeof(sample_platform_token)); + *len = sizeof(sample_platform_token); + + return 0; } diff --git a/plat/arm/board/fvp/fvp_realm_attest_key.c b/plat/arm/board/fvp/fvp_realm_attest_key.c index 26354f42a..fe0cde725 100644 --- a/plat/arm/board/fvp/fvp_realm_attest_key.c +++ b/plat/arm/board/fvp/fvp_realm_attest_key.c @@ -4,27 +4,33 @@ * SPDX-License-Identifier: BSD-3-Clause */ -#include -#include -#include -#include +#include +#include + +#include + +static const uint8_t sample_delegated_key[] = { + 0x20, 0x11, 0xC7, 0xF0, 0x3C, 0xEE, 0x43, 0x25, 0x17, 0x6E, + 0x52, 0x4F, 0x03, 0x3C, 0x0C, 0xE1, 0xE2, 0x1A, 0x76, 0xE6, + 0xC1, 0xA4, 0xF0, 0xB8, 0x39, 0xAA, 0x1D, 0xF6, 0x1E, 0x0E, + 0x8A, 0x5C, 0x8A, 0x05, 0x74, 0x0F, 0x9B, 0x69, 0xEF, 0xA7, + 0xEB, 0x1A, 0x41, 0x85, 0xBD, 0x11, 0x7F, 0x68 +}; /* - * Get the delegated realm attestation key through the PSA delegated - * attestation layer. - * - * FVP cannot support RSS hardware at the moment, but it can still mock - * the RSS implementation of the PSA interface (see PLAT_RSS_NOT_SUPPORTED). + * Get the hardcoded delegated realm attestation key as FVP + * does not support RSS. */ int plat_rmmd_get_cca_realm_attest_key(uintptr_t buf, size_t *len, unsigned int type) { - psa_status_t ret; + if (*len < sizeof(sample_delegated_key)) { + return -EINVAL; + } - assert(type == ATTEST_KEY_CURVE_ECC_SECP384R1); + (void)memcpy((void *)buf, (const void *)sample_delegated_key, + sizeof(sample_delegated_key)); + *len = sizeof(sample_delegated_key); - ret = rss_delegated_attest_get_delegated_key(0U, 0U, (uint8_t *)buf, - *len, len, 0U); - - return ret; + return 0; } diff --git a/plat/arm/board/fvp/platform.mk b/plat/arm/board/fvp/platform.mk index 165b1610b..f76656fa3 100644 --- a/plat/arm/board/fvp/platform.mk +++ b/plat/arm/board/fvp/platform.mk @@ -270,11 +270,6 @@ BL2_SOURCES += plat/arm/board/fvp/aarch64/fvp_helpers.S BL31_SOURCES += plat/arm/board/fvp/fvp_plat_attest_token.c \ plat/arm/board/fvp/fvp_realm_attest_key.c - -# FVP platform does not support RSS, but it can leverage RSS APIs to -# provide hardcoded token/key on request. -BL31_SOURCES += lib/psa/delegated_attestation.c - endif ifeq (${ENABLE_FEAT_RNG_TRAP},1)