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add sha256 syscall (#12569)

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This commit is contained in:
Jack May
2020-09-29 23:29:20 -07:00
committed by GitHub
parent 89424b29bf
commit 058bca6632
16 changed files with 321 additions and 6 deletions
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25
programs/bpf/c/src/sha256/sha256.c Normal file
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@ -0,0 +1,25 @@
/**
* @brief SHA256 Syscall test
*/
#include <solana_sdk.h>
extern uint64_t entrypoint(const uint8_t *input) {
uint8_t result[SHA256_RESULT_LENGTH];
uint8_t expected[] = {0x9f, 0xa2, 0x7e, 0x8f, 0x7b, 0xc1, 0xec, 0xe8,
0xae, 0x7b, 0x9a, 0x91, 0x46, 0x53, 0x20, 0xf,
0x1c, 0x22, 0x8e, 0x56, 0x10, 0x30, 0x59, 0xfd,
0x35, 0x8d, 0x57, 0x54, 0x96, 0x47, 0x2c, 0xc9};
uint8_t bytes1[] = {'G', 'a', 'g', 'g', 'a', 'b', 'l', 'a',
'g', 'h', 'b', 'l', 'a', 'g', 'h', '!'};
uint8_t bytes2[] = {'f', 'l', 'u', 'r', 'b', 'o', 's'};
const SolBytes bytes[] = {{bytes1, SOL_ARRAY_SIZE(bytes1)},
{bytes2, SOL_ARRAY_SIZE(bytes2)}};
sol_sha256(bytes, SOL_ARRAY_SIZE(bytes), result);
sol_assert(0 == sol_memcmp(result, expected, SHA256_RESULT_LENGTH));
return SUCCESS;
}

10
programs/bpf/c/src/tuner/tuner.c
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@ -18,6 +18,16 @@ extern uint64_t entrypoint(const uint8_t *input) {
*val = *val + 1;
}
}
// // Uncomment for SHA256 syscall
// {
// uint8_t result[SHA256_RESULT_LENGTH];
// uint8_t bytes1[1024];
// const SolBytes bytes[] = {{bytes1, SOL_ARRAY_SIZE(bytes1)}};
// sol_sha256(bytes, SOL_ARRAY_SIZE(bytes), result);
// *val = result[0];
// }
}
return *val;
}