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zcash-fpga
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Added test for personalization string

This commit is contained in:
bsdevlin 2019-02-22 15:54:04 -05:00
parent 149074bde6
commit 9d7cdac233
2 changed files with 27 additions and 1 deletions
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2
ip_cores/blake2b/src/rtl/blake2b_pipe_top.sv
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@ -57,7 +57,7 @@ logic [NUM_PIPE-1:0][MSG_LEN*8-1:0] msg;
logic [MSG_LEN*8-1:0] msg_fixed;
logic [7:0] byte_len;
logic [NUM_PIPE-1:0][CTL_BITS-1:0] ctl;
logic [NUM_PIPE-1:0] eop_l, sop_l, valid;
logic [NUM_PIPE-1:0] valid;
generate
genvar g0, g1, g2, g3;

26
ip_cores/blake2b/src/tb/blake2b_top_tb.sv
View File

@ -147,6 +147,31 @@ begin
end
endtask
// This is a test for hashing 144 bytes plus using personal string and encoding digest length
task test_144_encode_len_person_bytes();
begin
integer signed get_len;
// 50 bytes needed for Equihash (n=200, k=9)
logic [7:0] digest_len = 'd50;
logic [127:0] POW_TAG = {32'd9, 32'd200, "WoPhsacZ"}; // ZcashPoW is reversed here
logic [common_pkg::MAX_SIM_BYTS*8-1:0] get_dat, in_dat;
$display("Running test_144_encode_len_person_bytes...");
expected = 'ha6e2f3b234b93dab4c9a246731f31b6215dda0a3cc548c5443b3dbaa0b452265f5d0eb8ca4d7a31747967f8ecc1f0f8b021a;
in_dat = 'h000009df030000000000000000000000000000000000000000000000000001a450b5b21b1e03c3bf5813853f0000000000000000000000000000000000000000000000000000000000000000508093fb69a9d9cdf502cc6432d3c2b8bcf81d239e6b3bd59d34122355311630000000488f10fdd62f4d7868c6c21c628bc3d5dfa0f32ff719425110a4d1d61300000004;
i_byte_len = 144;
parameters = {32'd0, 8'd1, 8'd1, 8'd0, digest_len};
parameters[48*8 +: 16*8] = POW_TAG;
i_block.put_stream(in_dat, i_byte_len);
out_hash.get_stream(get_dat, get_len);
// Zero out bytes above digest length
for (int i = digest_len; i < common_pkg::MAX_SIM_BYTS; i++) get_dat[i*8 +: 8] = 0;
common_pkg::compare_and_print(get_dat, expected);
$display("test_144_encode_len_person_bytes PASSED");
end
endtask
// Main testbench calls
initial begin
i_block.reset_source();
@ -159,6 +184,7 @@ initial begin
test_128_bytes();
test_129_bytes();
test_140_bytes();
test_144_encode_len_person_bytes();
#10us $finish();