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benesjan committed Oct 24, 2024
1 parent e0a1ee9 commit 93ae409
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Showing 2 changed files with 42 additions and 22 deletions.
9 changes: 4 additions & 5 deletions noir-projects/aztec-nr/aztec/src/prelude.nr
Original file line number Diff line number Diff line change
Expand Up @@ -5,11 +5,10 @@ pub use dep::protocol_types::{
};
pub use crate::{
state_vars::{
map::Map, private_immutable::PrivateImmutable, private_mutable::PrivateMutable,
public_immutable::PublicImmutable, public_mutable::PublicMutable, private_set::PrivateSet,
shared_immutable::SharedImmutable, shared_mutable::SharedMutable, storage::Storable
},
context::{PrivateContext, PackedReturns, FunctionReturns, PublicContext},
map::Map, private_immutable::PrivateImmutable, private_mutable::PrivateMutable,
public_immutable::PublicImmutable, public_mutable::PublicMutable, private_set::PrivateSet,
shared_immutable::SharedImmutable, shared_mutable::SharedMutable, storage::Storable,
}, context::{PrivateContext, PackedReturns, FunctionReturns, PublicContext},
note::{
note_header::NoteHeader, note_interface::{NoteInterface, NullifiableNote},
note_getter_options::NoteGetterOptions, note_viewer_options::NoteViewerOptions,
Expand Down
55 changes: 38 additions & 17 deletions noir-projects/aztec-nr/aztec/src/utils/bytes.nr
Original file line number Diff line number Diff line change
Expand Up @@ -75,7 +75,8 @@ mod test {
#[test]
fn test_bytes_to_1_field() {
let input = [
1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31
1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24,
25, 26, 27, 28, 29, 30, 31,
];
let output = bytes_to_fields::<31, 1>(input);

Expand All @@ -88,9 +89,11 @@ mod test {
let output = fields_to_bytes::<31, 1>(input);

assert_eq(
output, [
1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31
]
output,
[
1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23,
24, 25, 26, 27, 28, 29, 30, 31,
],
);
}

Expand All @@ -101,9 +104,13 @@ mod test {

// Each field should occupy 31 bytes with the non-zero value being placed in the last one.
assert_eq(
output, [
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3
]
output,
[
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 3,
],
);
}

Expand All @@ -116,16 +123,21 @@ mod test {
// field should occupy 1 byte. There is not information destruction here because the last field fits into
// 1 byte.
assert_eq(
output, [
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 3
]
output,
[
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 2, 3,
],
);
}

#[test]
fn test_bytes_to_2_fields() {
let input = [
1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59
1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24,
25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46,
47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59,
];
let output = bytes_to_fields::<59, 2>(input);

Expand All @@ -136,14 +148,18 @@ mod test {
#[test]
fn test_2_fields_to_bytes() {
let input = [
0x0102030405060708090a0b0c0d0e0f101112131415161718191a1b1c1d1e1f, 0x202122232425262728292a2b2c2d2e2f303132333435363738393a3b
0x0102030405060708090a0b0c0d0e0f101112131415161718191a1b1c1d1e1f,
0x202122232425262728292a2b2c2d2e2f303132333435363738393a3b,
];
let output = fields_to_bytes::<62, 2>(input);

assert_eq(
output, [
1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 0, 0, 0, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59
]
output,
[
1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23,
24, 25, 26, 27, 28, 29, 30, 31, 0, 0, 0, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42,
43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59,
],
);
}

Expand All @@ -165,11 +181,16 @@ mod test {
input3: [u64; 5],
input4: [u32; 5],
input5: [u16; 5],
input6: [u8; 5]
input6: [u8; 5],
) {
let mut input = [0; 5];
for i in 0..5 {
input[i] = (input1[i] as Field * 2.pow_32(184)) + (input2[i] as Field * 2.pow_32(120)) + (input3[i] as Field * 2.pow_32(56)) + (input4[i] as Field * 2.pow_32(24)) + (input5[i] as Field * 2.pow_32(8)) + input6[i] as Field;
input[i] = (input1[i] as Field * 2.pow_32(184))
+ (input2[i] as Field * 2.pow_32(120))
+ (input3[i] as Field * 2.pow_32(56))
+ (input4[i] as Field * 2.pow_32(24))
+ (input5[i] as Field * 2.pow_32(8))
+ input6[i] as Field;
}

let output = fields_to_bytes::<155, 5>(input);
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