github-mig/ZoKrates
github-mig/ZoKrates
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split libsnark and packing helpers

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This commit is contained in:
schaeff 2018-10-23 17:28:17 +02:00
parent 4deabb3112
commit 3b129a1c1d
16 changed files with 190 additions and 182 deletions
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2
README.md
View file

@ -65,7 +65,7 @@ You can see an overview of the available subcommands by running
./zokrates compile -i /path/to/add.code
```
Compiles a `.code` file into ZoKrates internal representation of arithmetic circuits. Use the `--gadgets` flag if libsnark gadgets are being used in your code (e.g. sha256 hashing).
Compiles a `.code` file into ZoKrates internal representation of arithmetic circuits.
Creates a compiled `.code` file at `./out.code`.

4
full_test.sh
View file

@ -4,7 +4,7 @@
set -e
if [ -n "$WITH_LIBSNARK" ]; then
cargo test -- --ignored
cargo test --release -- --ignored
else
cargo -Z package-features test --no-default-features -- --ignored
cargo -Z package-features test --release --no-default-features -- --ignored
fi

3
zokrates_cli/examples/packing/sha_packing.code
View file

@ -1,3 +0,0 @@
def main(field a, field b) -> (field):
c = sha256packed(a, b)
return c

14
zokrates_cli/src/bin.rs
View file

@ -66,10 +66,6 @@ fn main() {
.long("light")
.help("Skip logs and human readable output")
.required(false)
).arg(Arg::with_name("gadgets")
.long("gadgets")
.help("include libsnark gadgets such as sha256")
.required(false)
)
)
.subcommand(SubCommand::with_name("setup")
@ -203,8 +199,6 @@ fn main() {
let should_optimize = sub_matches.occurrences_of("optimized") > 0;
let should_include_gadgets = sub_matches.occurrences_of("gadgets") > 0;
let light = sub_matches.occurrences_of("light") > 0;
let bin_output_path = Path::new(sub_matches.value_of("output").unwrap());
@ -215,7 +209,7 @@ fn main() {
let mut reader = BufReader::new(file);
let program_flattened: FlatProg<FieldPrime> = match compile(&mut reader, Some(location), Some(fs_resolve), should_optimize, should_include_gadgets) {
let program_flattened: FlatProg<FieldPrime> = match compile(&mut reader, Some(location), Some(fs_resolve), should_optimize) {
Ok(p) => p,
Err(why) => panic!("Compilation failed: {}", why)
};
@ -589,7 +583,7 @@ mod tests {
let location = path.parent().unwrap().to_path_buf().into_os_string().into_string().unwrap();
let program_flattened: FlatProg<FieldPrime> =
compile(&mut reader, Some(location), Some(fs_resolve), true, false).unwrap();
compile(&mut reader, Some(location), Some(fs_resolve), true).unwrap();
let (..) = r1cs_program(&program_flattened);
}
@ -613,7 +607,7 @@ mod tests {
let program_flattened: FlatProg<FieldPrime> =
compile(&mut reader, Some(location), Some(fs_resolve), true, false).unwrap();
compile(&mut reader, Some(location), Some(fs_resolve), true).unwrap();
let (..) = r1cs_program(&program_flattened);
let _ = program_flattened.get_witness(vec![FieldPrime::from(0)]).unwrap();
@ -638,7 +632,7 @@ mod tests {
let program_flattened: FlatProg<FieldPrime> =
compile(&mut reader, Some(location), Some(fs_resolve), true, false).unwrap();
compile(&mut reader, Some(location), Some(fs_resolve), true).unwrap();
let (..) = r1cs_program(&program_flattened);

5
zokrates_cli/tests/code/sha_ethereum_libsnark.code
View file

@ -14,8 +14,9 @@
// }
//}
//
//This code uses libsnark gadgets and needs to be compiled with the --gadgets flag enabled
import "LIBSNARK/sha256"
def main(field a) -> (field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field):
o255, o254, o253, o252, o251, o250, o249, o248, o247, o246, o245, o244, o243, o242, o241, o240, o239, o238, o237, o236, o235, o234, o233, o232, o231, o230, o229, o228, o227, o226, o225, o224, o223, o222, o221, o220, o219, o218, o217, o216, o215, o214, o213, o212, o211, o210, o209, o208, o207, o206, o205, o204, o203, o202, o201, o200, o199, o198, o197, o196, o195, o194, o193, o192, o191, o190, o189, o188, o187, o186, o185, o184, o183, o182, o181, o180, o179, o178, o177, o176, o175, o174, o173, o172, o171, o170, o169, o168, o167, o166, o165, o164, o163, o162, o161, o160, o159, o158, o157, o156, o155, o154, o153, o152, o151, o150, o149, o148, o147, o146, o145, o144, o143, o142, o141, o140, o139, o138, o137, o136, o135, o134, o133, o132, o131, o130, o129, o128, o127, o126, o125, o124, o123, o122, o121, o120, o119, o118, o117, o116, o115, o114, o113, o112, o111, o110, o109, o108, o107, o106, o105, o104, o103, o102, o101, o100, o99, o98, o97, o96, o95, o94, o93, o92, o91, o90, o89, o88, o87, o86, o85, o84, o83, o82, o81, o80, o79, o78, o77, o76, o75, o74, o73, o72, o71, o70, o69, o68, o67, o66, o65, o64, o63, o62, o61, o60, o59, o58, o57, o56, o55, o54, o53, o52, o51, o50, o49, o48, o47, o46, o45, o44, o43, o42, o41, o40, o39, o38, o37, o36, o35, o34, o33, o32, o31, o30, o29, o28, o27, o26, o25, o24, o23, o22, o21, o20, o19, o18, o17, o16, o15, o14, o13, o12, o11, o10, o9, o8, o7, o6, o5, o4, o3, o2, o1, o0 = ethSha256libsnark(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,1)
o255, o254, o253, o252, o251, o250, o249, o248, o247, o246, o245, o244, o243, o242, o241, o240, o239, o238, o237, o236, o235, o234, o233, o232, o231, o230, o229, o228, o227, o226, o225, o224, o223, o222, o221, o220, o219, o218, o217, o216, o215, o214, o213, o212, o211, o210, o209, o208, o207, o206, o205, o204, o203, o202, o201, o200, o199, o198, o197, o196, o195, o194, o193, o192, o191, o190, o189, o188, o187, o186, o185, o184, o183, o182, o181, o180, o179, o178, o177, o176, o175, o174, o173, o172, o171, o170, o169, o168, o167, o166, o165, o164, o163, o162, o161, o160, o159, o158, o157, o156, o155, o154, o153, o152, o151, o150, o149, o148, o147, o146, o145, o144, o143, o142, o141, o140, o139, o138, o137, o136, o135, o134, o133, o132, o131, o130, o129, o128, o127, o126, o125, o124, o123, o122, o121, o120, o119, o118, o117, o116, o115, o114, o113, o112, o111, o110, o109, o108, o107, o106, o105, o104, o103, o102, o101, o100, o99, o98, o97, o96, o95, o94, o93, o92, o91, o90, o89, o88, o87, o86, o85, o84, o83, o82, o81, o80, o79, o78, o77, o76, o75, o74, o73, o72, o71, o70, o69, o68, o67, o66, o65, o64, o63, o62, o61, o60, o59, o58, o57, o56, o55, o54, o53, o52, o51, o50, o49, o48, o47, o46, o45, o44, o43, o42, o41, o40, o39, o38, o37, o36, o35, o34, o33, o32, o31, o30, o29, o28, o27, o26, o25, o24, o23, o22, o21, o20, o19, o18, o17, o16, o15, o14, o13, o12, o11, o10, o9, o8, o7, o6, o5, o4, o3, o2, o1, o0 = sha256(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,1)
return o255, o254, o253, o252, o251, o250, o249, o248, o247, o246, o245, o244, o243, o242, o241, o240, o239, o238, o237, o236, o235, o234, o233, o232, o231, o230, o229, o228, o227, o226, o225, o224, o223, o222, o221, o220, o219, o218, o217, o216, o215, o214, o213, o212, o211, o210, o209, o208, o207, o206, o205, o204, o203, o202, o201, o200, o199, o198, o197, o196, o195, o194, o193, o192, o191, o190, o189, o188, o187, o186, o185, o184, o183, o182, o181, o180, o179, o178, o177, o176, o175, o174, o173, o172, o171, o170, o169, o168, o167, o166, o165, o164, o163, o162, o161, o160, o159, o158, o157, o156, o155, o154, o153, o152, o151, o150, o149, o148, o147, o146, o145, o144, o143, o142, o141, o140, o139, o138, o137, o136, o135, o134, o133, o132, o131, o130, o129, o128, o127, o126, o125, o124, o123, o122, o121, o120, o119, o118, o117, o116, o115, o114, o113, o112, o111, o110, o109, o108, o107, o106, o105, o104, o103, o102, o101, o100, o99, o98, o97, o96, o95, o94, o93, o92, o91, o90, o89, o88, o87, o86, o85, o84, o83, o82, o81, o80, o79, o78, o77, o76, o75, o74, o73, o72, o71, o70, o69, o68, o67, o66, o65, o64, o63, o62, o61, o60, o59, o58, o57, o56, o55, o54, o53, o52, o51, o50, o49, o48, o47, o46, o45, o44, o43, o42, o41, o40, o39, o38, o37, o36, o35, o34, o33, o32, o31, o30, o29, o28, o27, o26, o25, o24, o23, o22, o21, o20, o19, o18, o17, o16, o15, o14, o13, o12, o11, o10, o9, o8, o7, o6, o5, o4, o3, o2, o1, o0

4
zokrates_cli/tests/code/sha_libsnark.code
View file

@ -1,6 +1,6 @@
//This code uses libsnark gadgets and needs to be compiled with the --gadgets flag enabled
import "LIBSNARK/sha256compression"
def main(field a) -> (field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field):
o255, o254, o253, o252, o251, o250, o249, o248, o247, o246, o245, o244, o243, o242, o241, o240, o239, o238, o237, o236, o235, o234, o233, o232, o231, o230, o229, o228, o227, o226, o225, o224, o223, o222, o221, o220, o219, o218, o217, o216, o215, o214, o213, o212, o211, o210, o209, o208, o207, o206, o205, o204, o203, o202, o201, o200, o199, o198, o197, o196, o195, o194, o193, o192, o191, o190, o189, o188, o187, o186, o185, o184, o183, o182, o181, o180, o179, o178, o177, o176, o175, o174, o173, o172, o171, o170, o169, o168, o167, o166, o165, o164, o163, o162, o161, o160, o159, o158, o157, o156, o155, o154, o153, o152, o151, o150, o149, o148, o147, o146, o145, o144, o143, o142, o141, o140, o139, o138, o137, o136, o135, o134, o133, o132, o131, o130, o129, o128, o127, o126, o125, o124, o123, o122, o121, o120, o119, o118, o117, o116, o115, o114, o113, o112, o111, o110, o109, o108, o107, o106, o105, o104, o103, o102, o101, o100, o99, o98, o97, o96, o95, o94, o93, o92, o91, o90, o89, o88, o87, o86, o85, o84, o83, o82, o81, o80, o79, o78, o77, o76, o75, o74, o73, o72, o71, o70, o69, o68, o67, o66, o65, o64, o63, o62, o61, o60, o59, o58, o57, o56, o55, o54, o53, o52, o51, o50, o49, o48, o47, o46, o45, o44, o43, o42, o41, o40, o39, o38, o37, o36, o35, o34, o33, o32, o31, o30, o29, o28, o27, o26, o25, o24, o23, o22, o21, o20, o19, o18, o17, o16, o15, o14, o13, o12, o11, o10, o9, o8, o7, o6, o5, o4, o3, o2, o1, o0 = sha256libsnark(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,1,0,0,0,0,0,0,0,1,1,0,0,0,0,0,1,0,0,0,0,0,0,0,1,0,1,0,0,0,0,0,1,1,0,0,0,0,0,0,1,1,1,0,0,0,0,1,0,0,0,0,0,0,0,1,0,0,1,0,0,0,0,1,0,1,0,0,0,0,0,1,0,1,1,0,0,0,0,1,1,0,0,0,0,0,0,1,1,0,1,0,0,0,0,1,1,1,0,0,0,0,0,1,1,1,1,0,0,0,1,0,0,0,0,0,0,0,1,0,0,0,1,0,0,0,1,0,0,1,0,0,0,0,1,0,0,1,1,0,0,0,1,0,1,0,0,0,0,0,1,0,1,0,1,0,0,0,1,0,1,1,0,0,0,0,1,0,1,1,1,0,0,0,1,1,0,0,0,0,0,0,1,1,0,0,1,0,0,0,1,1,0,1,0,0,0,0,1,1,0,1,1,0,0,0,1,1,1,0,0,0,0,0,1,1,1,0,1,0,0,0,1,1,1,1,0,0,0,0,1,1,1,1,1,0,0,1,0,0,0,0,0,0,0,1,0,0,0,0,1,0,0,1,0,0,0,1,0,0,0,1,0,0,0,1,1,0,0,1,0,0,1,0,0,0,0,1,0,0,1,0,1,0,0,1,0,0,1,1,0,0,0,1,0,0,1,1,1,0,0,1,0,1,0,0,0,0,0,1,0,1,0,0,1,0,0,1,0,1,0,1,0,0,0,1,0,1,0,1,1,0,0,1,0,1,1,0,0,0,0,1,0,1,1,0,1,0,0,1,0,1,1,1,0,0,0,1,0,1,1,1,1,0,0,1,1,0,0,0,0,0,0,1,1,0,0,0,1,0,0,1,1,0,0,1,0,0,0,1,1,0,0,1,1,0,0,1,1,0,1,0,0,0,0,1,1,0,1,0,1,0,0,1,1,0,1,1,0,0,0,1,1,0,1,1,1,0,0,1,1,1,0,0,0,0,0,1,1,1,0,0,1,0,0,1,1,1,0,1,0,0,0,1,1,1,0,1,1,0,0,1,1,1,1,0,0,0,0,1,1,1,1,0,1,0,0,1,1,1,1,1,0,0,0,1,1,1,1,1,1)
o255, o254, o253, o252, o251, o250, o249, o248, o247, o246, o245, o244, o243, o242, o241, o240, o239, o238, o237, o236, o235, o234, o233, o232, o231, o230, o229, o228, o227, o226, o225, o224, o223, o222, o221, o220, o219, o218, o217, o216, o215, o214, o213, o212, o211, o210, o209, o208, o207, o206, o205, o204, o203, o202, o201, o200, o199, o198, o197, o196, o195, o194, o193, o192, o191, o190, o189, o188, o187, o186, o185, o184, o183, o182, o181, o180, o179, o178, o177, o176, o175, o174, o173, o172, o171, o170, o169, o168, o167, o166, o165, o164, o163, o162, o161, o160, o159, o158, o157, o156, o155, o154, o153, o152, o151, o150, o149, o148, o147, o146, o145, o144, o143, o142, o141, o140, o139, o138, o137, o136, o135, o134, o133, o132, o131, o130, o129, o128, o127, o126, o125, o124, o123, o122, o121, o120, o119, o118, o117, o116, o115, o114, o113, o112, o111, o110, o109, o108, o107, o106, o105, o104, o103, o102, o101, o100, o99, o98, o97, o96, o95, o94, o93, o92, o91, o90, o89, o88, o87, o86, o85, o84, o83, o82, o81, o80, o79, o78, o77, o76, o75, o74, o73, o72, o71, o70, o69, o68, o67, o66, o65, o64, o63, o62, o61, o60, o59, o58, o57, o56, o55, o54, o53, o52, o51, o50, o49, o48, o47, o46, o45, o44, o43, o42, o41, o40, o39, o38, o37, o36, o35, o34, o33, o32, o31, o30, o29, o28, o27, o26, o25, o24, o23, o22, o21, o20, o19, o18, o17, o16, o15, o14, o13, o12, o11, o10, o9, o8, o7, o6, o5, o4, o3, o2, o1, o0 = sha256compression(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,1,0,0,0,0,0,0,0,1,1,0,0,0,0,0,1,0,0,0,0,0,0,0,1,0,1,0,0,0,0,0,1,1,0,0,0,0,0,0,1,1,1,0,0,0,0,1,0,0,0,0,0,0,0,1,0,0,1,0,0,0,0,1,0,1,0,0,0,0,0,1,0,1,1,0,0,0,0,1,1,0,0,0,0,0,0,1,1,0,1,0,0,0,0,1,1,1,0,0,0,0,0,1,1,1,1,0,0,0,1,0,0,0,0,0,0,0,1,0,0,0,1,0,0,0,1,0,0,1,0,0,0,0,1,0,0,1,1,0,0,0,1,0,1,0,0,0,0,0,1,0,1,0,1,0,0,0,1,0,1,1,0,0,0,0,1,0,1,1,1,0,0,0,1,1,0,0,0,0,0,0,1,1,0,0,1,0,0,0,1,1,0,1,0,0,0,0,1,1,0,1,1,0,0,0,1,1,1,0,0,0,0,0,1,1,1,0,1,0,0,0,1,1,1,1,0,0,0,0,1,1,1,1,1,0,0,1,0,0,0,0,0,0,0,1,0,0,0,0,1,0,0,1,0,0,0,1,0,0,0,1,0,0,0,1,1,0,0,1,0,0,1,0,0,0,0,1,0,0,1,0,1,0,0,1,0,0,1,1,0,0,0,1,0,0,1,1,1,0,0,1,0,1,0,0,0,0,0,1,0,1,0,0,1,0,0,1,0,1,0,1,0,0,0,1,0,1,0,1,1,0,0,1,0,1,1,0,0,0,0,1,0,1,1,0,1,0,0,1,0,1,1,1,0,0,0,1,0,1,1,1,1,0,0,1,1,0,0,0,0,0,0,1,1,0,0,0,1,0,0,1,1,0,0,1,0,0,0,1,1,0,0,1,1,0,0,1,1,0,1,0,0,0,0,1,1,0,1,0,1,0,0,1,1,0,1,1,0,0,0,1,1,0,1,1,1,0,0,1,1,1,0,0,0,0,0,1,1,1,0,0,1,0,0,1,1,1,0,1,0,0,0,1,1,1,0,1,1,0,0,1,1,1,1,0,0,0,0,1,1,1,1,0,1,0,0,1,1,1,1,1,0,0,0,1,1,1,1,1,1)
return o255, o254, o253, o252, o251, o250, o249, o248, o247, o246, o245, o244, o243, o242, o241, o240, o239, o238, o237, o236, o235, o234, o233, o232, o231, o230, o229, o228, o227, o226, o225, o224, o223, o222, o221, o220, o219, o218, o217, o216, o215, o214, o213, o212, o211, o210, o209, o208, o207, o206, o205, o204, o203, o202, o201, o200, o199, o198, o197, o196, o195, o194, o193, o192, o191, o190, o189, o188, o187, o186, o185, o184, o183, o182, o181, o180, o179, o178, o177, o176, o175, o174, o173, o172, o171, o170, o169, o168, o167, o166, o165, o164, o163, o162, o161, o160, o159, o158, o157, o156, o155, o154, o153, o152, o151, o150, o149, o148, o147, o146, o145, o144, o143, o142, o141, o140, o139, o138, o137, o136, o135, o134, o133, o132, o131, o130, o129, o128, o127, o126, o125, o124, o123, o122, o121, o120, o119, o118, o117, o116, o115, o114, o113, o112, o111, o110, o109, o108, o107, o106, o105, o104, o103, o102, o101, o100, o99, o98, o97, o96, o95, o94, o93, o92, o91, o90, o89, o88, o87, o86, o85, o84, o83, o82, o81, o80, o79, o78, o77, o76, o75, o74, o73, o72, o71, o70, o69, o68, o67, o66, o65, o64, o63, o62, o61, o60, o59, o58, o57, o56, o55, o54, o53, o52, o51, o50, o49, o48, o47, o46, o45, o44, o43, o42, o41, o40, o39, o38, o37, o36, o35, o34, o33, o32, o31, o30, o29, o28, o27, o26, o25, o24, o23, o22, o21, o20, o19, o18, o17, o16, o15, o14, o13, o12, o11, o10, o9, o8, o7, o6, o5, o4, o3, o2, o1, o0

4
zokrates_cli/tests/code/sha_libsnark_null.code
View file

@ -1,4 +1,6 @@
import "LIBSNARK/sha256compression"
def main(field a) -> (field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field, field):
o255, o254, o253, o252, o251, o250, o249, o248, o247, o246, o245, o244, o243, o242, o241, o240, o239, o238, o237, o236, o235, o234, o233, o232, o231, o230, o229, o228, o227, o226, o225, o224, o223, o222, o221, o220, o219, o218, o217, o216, o215, o214, o213, o212, o211, o210, o209, o208, o207, o206, o205, o204, o203, o202, o201, o200, o199, o198, o197, o196, o195, o194, o193, o192, o191, o190, o189, o188, o187, o186, o185, o184, o183, o182, o181, o180, o179, o178, o177, o176, o175, o174, o173, o172, o171, o170, o169, o168, o167, o166, o165, o164, o163, o162, o161, o160, o159, o158, o157, o156, o155, o154, o153, o152, o151, o150, o149, o148, o147, o146, o145, o144, o143, o142, o141, o140, o139, o138, o137, o136, o135, o134, o133, o132, o131, o130, o129, o128, o127, o126, o125, o124, o123, o122, o121, o120, o119, o118, o117, o116, o115, o114, o113, o112, o111, o110, o109, o108, o107, o106, o105, o104, o103, o102, o101, o100, o99, o98, o97, o96, o95, o94, o93, o92, o91, o90, o89, o88, o87, o86, o85, o84, o83, o82, o81, o80, o79, o78, o77, o76, o75, o74, o73, o72, o71, o70, o69, o68, o67, o66, o65, o64, o63, o62, o61, o60, o59, o58, o57, o56, o55, o54, o53, o52, o51, o50, o49, o48, o47, o46, o45, o44, o43, o42, o41, o40, o39, o38, o37, o36, o35, o34, o33, o32, o31, o30, o29, o28, o27, o26, o25, o24, o23, o22, o21, o20, o19, o18, o17, o16, o15, o14, o13, o12, o11, o10, o9, o8, o7, o6, o5, o4, o3, o2, o1, o0 = sha256libsnark(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0)
o255, o254, o253, o252, o251, o250, o249, o248, o247, o246, o245, o244, o243, o242, o241, o240, o239, o238, o237, o236, o235, o234, o233, o232, o231, o230, o229, o228, o227, o226, o225, o224, o223, o222, o221, o220, o219, o218, o217, o216, o215, o214, o213, o212, o211, o210, o209, o208, o207, o206, o205, o204, o203, o202, o201, o200, o199, o198, o197, o196, o195, o194, o193, o192, o191, o190, o189, o188, o187, o186, o185, o184, o183, o182, o181, o180, o179, o178, o177, o176, o175, o174, o173, o172, o171, o170, o169, o168, o167, o166, o165, o164, o163, o162, o161, o160, o159, o158, o157, o156, o155, o154, o153, o152, o151, o150, o149, o148, o147, o146, o145, o144, o143, o142, o141, o140, o139, o138, o137, o136, o135, o134, o133, o132, o131, o130, o129, o128, o127, o126, o125, o124, o123, o122, o121, o120, o119, o118, o117, o116, o115, o114, o113, o112, o111, o110, o109, o108, o107, o106, o105, o104, o103, o102, o101, o100, o99, o98, o97, o96, o95, o94, o93, o92, o91, o90, o89, o88, o87, o86, o85, o84, o83, o82, o81, o80, o79, o78, o77, o76, o75, o74, o73, o72, o71, o70, o69, o68, o67, o66, o65, o64, o63, o62, o61, o60, o59, o58, o57, o56, o55, o54, o53, o52, o51, o50, o49, o48, o47, o46, o45, o44, o43, o42, o41, o40, o39, o38, o37, o36, o35, o34, o33, o32, o31, o30, o29, o28, o27, o26, o25, o24, o23, o22, o21, o20, o19, o18, o17, o16, o15, o14, o13, o12, o11, o10, o9, o8, o7, o6, o5, o4, o3, o2, o1, o0 = sha256compression(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0)
return o255, o254, o253, o252, o251, o250, o249, o248, o247, o246, o245, o244, o243, o242, o241, o240, o239, o238, o237, o236, o235, o234, o233, o232, o231, o230, o229, o228, o227, o226, o225, o224, o223, o222, o221, o220, o219, o218, o217, o216, o215, o214, o213, o212, o211, o210, o209, o208, o207, o206, o205, o204, o203, o202, o201, o200, o199, o198, o197, o196, o195, o194, o193, o192, o191, o190, o189, o188, o187, o186, o185, o184, o183, o182, o181, o180, o179, o178, o177, o176, o175, o174, o173, o172, o171, o170, o169, o168, o167, o166, o165, o164, o163, o162, o161, o160, o159, o158, o157, o156, o155, o154, o153, o152, o151, o150, o149, o148, o147, o146, o145, o144, o143, o142, o141, o140, o139, o138, o137, o136, o135, o134, o133, o132, o131, o130, o129, o128, o127, o126, o125, o124, o123, o122, o121, o120, o119, o118, o117, o116, o115, o114, o113, o112, o111, o110, o109, o108, o107, o106, o105, o104, o103, o102, o101, o100, o99, o98, o97, o96, o95, o94, o93, o92, o91, o90, o89, o88, o87, o86, o85, o84, o83, o82, o81, o80, o79, o78, o77, o76, o75, o74, o73, o72, o71, o70, o69, o68, o67, o66, o65, o64, o63, o62, o61, o60, o59, o58, o57, o56, o55, o54, o53, o52, o51, o50, o49, o48, o47, o46, o45, o44, o43, o42, o41, o40, o39, o38, o37, o36, o35, o34, o33, o32, o31, o30, o29, o28, o27, o26, o25, o24, o23, o22, o21, o20, o19, o18, o17, o16, o15, o14, o13, o12, o11, o10, o9, o8, o7, o6, o5, o4, o3, o2, o1, o0

2
zokrates_cli/tests/code/sha_libsnark_packed.arguments.json
View file

@ -1 +1 @@
[1, 2]
[0, 5]

20
zokrates_cli/tests/code/sha_libsnark_packed.code
View file

@ -3,6 +3,26 @@
// output is truncated of the two most significant bits, and packed in a field element
// output_packed = 0 + 0 + output_2 * 2**253 + ... + output_256 * 2**0
// the behavior can be reproduced in solidity with
// pragma solidity ^0.4.24;
// contract SHA256Test {
// event Success(
// bytes32 indexed _id
// );
//
// function calc_sha() public returns (bytes32) {
// bytes32 a = 0x5;
// bytes32 b = 0x0;
// bytes32 result = sha256(b,a);
// // set two most significant bits to zero
// bytes32 r = bytes32(uint256(result) & 0x3fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff);
// emit Success(r);
// return r;
// }
// }
import "LIBSNARK/sha256packed"
def main(field a, field b) -> (field):
c = sha256packed(a, b)
return c

2
zokrates_cli/tests/code/sha_libsnark_packed.expected.witness
View file

@ -1 +1 @@
TODO
~out_0 2841298070043759859224314537332116230625666178017083621071552164634727927312

13
zokrates_cli/tests/integration.rs
View file

@ -65,12 +65,9 @@ mod integration {
fs::create_dir(test_case_path).unwrap();
// prepare compile arguments
let mut compile = vec!["../target/debug/zokrates", "compile", "-i", program_path.to_str().unwrap(), "-o", flattened_path.to_str().unwrap(), "--light"];
let compile = vec!["../target/release/zokrates", "compile", "-i", program_path.to_str().unwrap(), "-o", flattened_path.to_str().unwrap(), "--light", "--optimized"];
if program_name.contains("libsnark") {
compile.push("--gadgets");
compile.push("--optimized");
// we don't want to test libsnark integrations if libsnark is not available
#[cfg(not(feature = "libsnark"))]
return
@ -89,7 +86,7 @@ mod integration {
_ => panic!(format!("Cannot read arguments. Check {}", arguments_path.to_str().unwrap()))
}).collect();
let mut compute = vec!["../target/debug/zokrates", "compute-witness",
let mut compute = vec!["../target/release/zokrates", "compute-witness",
"-i", flattened_path.to_str().unwrap(),
"-o", witness_path.to_str().unwrap(),
"-a"];
@ -119,7 +116,7 @@ mod integration {
#[cfg(feature = "libsnark")]
{
// SETUP
assert_cli::Assert::command(&["../target/debug/zokrates", "setup",
assert_cli::Assert::command(&["../target/release/zokrates", "setup",
"-i", flattened_path.to_str().unwrap(),
"-p", proving_key_path.to_str().unwrap(),
"-v", verification_key_path.to_str().unwrap(),
@ -128,14 +125,14 @@ mod integration {
.unwrap();
// EXPORT-VERIFIER
assert_cli::Assert::command(&["../target/debug/zokrates", "export-verifier",
assert_cli::Assert::command(&["../target/release/zokrates", "export-verifier",
"-i", verification_key_path.to_str().unwrap(),
"-o", verification_contract_path.to_str().unwrap()])
.succeeds()
.unwrap();
// GENERATE-PROOF
assert_cli::Assert::command(&["../target/debug/zokrates", "generate-proof",
assert_cli::Assert::command(&["../target/release/zokrates", "generate-proof",
"-w", witness_path.to_str().unwrap(),
"-p", proving_key_path.to_str().unwrap(),
"-i", variable_information_path.to_str().unwrap()])

12
zokrates_core/src/compile.rs
View file

@ -60,9 +60,9 @@ impl<T: Field> fmt::Display for CompileError<T> {
}
}
pub fn compile<T: Field, R: BufRead, S: BufRead, E: Into<imports::Error>>(reader: &mut R, location: Option<String>, resolve_option: Option<fn(&Option<String>, &String) -> Result<(S, String, String), E>>, should_optimize: bool, should_include_gadgets: bool) -> Result<FlatProg<T>, CompileError<T>> {
pub fn compile<T: Field, R: BufRead, S: BufRead, E: Into<imports::Error>>(reader: &mut R, location: Option<String>, resolve_option: Option<fn(&Option<String>, &String) -> Result<(S, String, String), E>>, should_optimize: bool) -> Result<FlatProg<T>, CompileError<T>> {
let compiled = compile_aux(reader, location, resolve_option, should_include_gadgets);
let compiled = compile_aux(reader, location, resolve_option);
match compiled {
Ok(c) => match should_optimize {
@ -73,10 +73,10 @@ pub fn compile<T: Field, R: BufRead, S: BufRead, E: Into<imports::Error>>(reader
}
}
pub fn compile_aux<T: Field, R: BufRead, S: BufRead, E: Into<imports::Error>>(reader: &mut R, location: Option<String>, resolve_option: Option<fn(&Option<String>, &String) -> Result<(S, String, String), E>>, should_include_gadgets: bool) -> Result<FlatProg<T>, CompileError<T>> {
pub fn compile_aux<T: Field, R: BufRead, S: BufRead, E: Into<imports::Error>>(reader: &mut R, location: Option<String>, resolve_option: Option<fn(&Option<String>, &String) -> Result<(S, String, String), E>>) -> Result<FlatProg<T>, CompileError<T>> {
let program_ast_without_imports: Prog<T> = parse_program(reader)?;
let program_ast = Importer::new().apply_imports(program_ast_without_imports, location.clone(), resolve_option, should_include_gadgets)?;
let program_ast = Importer::new().apply_imports(program_ast_without_imports, location.clone(), resolve_option)?;
// check semantics
let typed_ast = Checker::new().check_program(program_ast)?;
@ -107,7 +107,7 @@ mod test {
def main() -> (field):
return foo()
"#.as_bytes());
let res: Result<FlatProg<FieldPrime>, CompileError<FieldPrime>> = compile(&mut r, Some(String::from("./path/to/file")), None::<fn(&Option<String>, &String) -> Result<(BufReader<Empty>, String, String), io::Error>>, false, false);
let res: Result<FlatProg<FieldPrime>, CompileError<FieldPrime>> = compile(&mut r, Some(String::from("./path/to/file")), None::<fn(&Option<String>, &String) -> Result<(BufReader<Empty>, String, String), io::Error>>, false);
assert_eq!(format!("{}", res.unwrap_err()), "Import error: Can't resolve import without a resolver".to_string());
}
@ -117,7 +117,7 @@ mod test {
def main() -> (field):
return 1
"#.as_bytes());
let res: Result<FlatProg<FieldPrime>, CompileError<FieldPrime>> = compile(&mut r, Some(String::from("./path/to/file")), None::<fn(&Option<String>, &String) -> Result<(BufReader<Empty>, String, String), io::Error>>, false, false);
let res: Result<FlatProg<FieldPrime>, CompileError<FieldPrime>> = compile(&mut r, Some(String::from("./path/to/file")), None::<fn(&Option<String>, &String) -> Result<(BufReader<Empty>, String, String), io::Error>>, false);
assert!(res.is_ok());
}
}

159
zokrates_core/src/imports.rs
View file

File diff suppressed because one or more lines are too long

77
zokrates_core/src/semantics.rs
View file

@ -127,71 +127,6 @@ impl Checker {
}
}
#[cfg(feature = "libsnark")]
fn load_stdlib<T: Field>(&self) -> Vec<TypedFunction<T>> {
// predefine the inputs to sha: [a_0, a_1, ..., a_255, b_0, b_1, ..., b_255]
let mut inputs: Vec<TypedExpression<T>> = (0..256).map(|i| FieldElementExpression::Identifier(format!("a_{}", i)).into()).collect();
let mut b: Vec<TypedExpression<T>> = (0..256).map(|i| FieldElementExpression::Identifier(format!("b_{}", i)).into()).collect();
inputs.append(&mut b);
let sha256_packed = TypedFunction {
id: String::from("sha256packed"),
signature: Signature::new()
.inputs(vec![Type::FieldElement, Type::FieldElement])
.outputs(vec![Type::FieldElement]),
arguments: vec![
Parameter {
id: Variable::field_element("a"),
private: true
},
Parameter {
id: Variable::field_element("b"),
private: true
}
],
statements: vec![
// field to bits
TypedStatement::Definition(Variable::field_element("a_0"), FieldElementExpression::Number(T::from(0)).into()),
TypedStatement::Definition(Variable::field_element("a_1"), FieldElementExpression::Number(T::from(0)).into()),
TypedStatement::MultipleDefinition(
(0..T::get_required_bits()).map(|i| Variable::field_element(format!("a_{}", i + 2))).collect(),
TypedExpressionList::FunctionCall(
format!("_unpack_{}", T::get_required_bits()),
vec![
FieldElementExpression::Identifier(String::from("a")).into(),
],
vec![Type::FieldElement]
)
),
TypedStatement::Definition(Variable::field_element("b_0"), FieldElementExpression::Number(T::from(0)).into()),
TypedStatement::Definition(Variable::field_element("b_1"), FieldElementExpression::Number(T::from(0)).into()),
TypedStatement::MultipleDefinition(
(0..T::get_required_bits()).map(|i| Variable::field_element(format!("b_{}", i + 2))).collect(),
TypedExpressionList::FunctionCall(
format!("_unpack_{}", T::get_required_bits()),
vec![
FieldElementExpression::Identifier(String::from("b")).into(),
],
vec![Type::FieldElement; 254]
)
),
// hash
TypedStatement::MultipleDefinition(
(0..256).map(|i| Variable::field_element(format!("hashed_{}", i))).collect(),
TypedExpressionList::FunctionCall(
String::from("ethSha256libsnark"),
inputs,
vec![Type::FieldElement; 256]
),
),
TypedStatement::Return(vec![FieldElementExpression::FunctionCall(String::from("_pack_254"), (2..256).map(|i| FieldElementExpression::Identifier(format!("hashed_{}", i)).into()).collect()).into()])
]
};
vec![sha256_packed]
}
pub fn check_program<T: Field>(&mut self, prog: Prog<T>) -> Result<TypedProg<T>, Error> {
for func in &prog.imported_functions {
self.functions.insert(FunctionDeclaration {
@ -201,18 +136,6 @@ impl Checker {
}
let mut checked_functions = vec![];
#[cfg(feature = "libsnark")]
{
let std = self.load_stdlib();
for func in std {
self.functions.insert(FunctionDeclaration {
id: func.id.clone(),
signature: func.signature.clone()
});
checked_functions.push(func);
}
}
for func in prog.functions {
let checked_func = self.check_function(&func)?;

9
zokrates_core/src/typed_absy/mod.rs
View file

@ -86,13 +86,18 @@ impl<T: Field> fmt::Display for TypedFunction<T> {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
write!(
f,
"def {}({}):\n{}",
"def {}({}) -> ({}):\n{}",
self.id,
self.arguments
.iter()
.map(|x| format!("{}", x))
.collect::<Vec<_>>()
.join(","),
.join(", "),
self.signature.outputs
.iter()
.map(|x| format!("{}", x))
.collect::<Vec<_>>()
.join(", "),
self.statements
.iter()
.map(|x| format!("\t{}", x))

42
zokrates_core/src/types/conversions.rs
View file

@ -16,7 +16,7 @@ fn use_variable(bijection: &mut BiMap<String, FlatVariable>, name: String, index
var
}
pub fn pack<T: Field>(nbits: usize) -> FlatFunction<T> {
pub fn pack<T: Field>(nbits: usize) -> FlatProg<T> {
assert!(nbits <= T::get_required_bits()); // we cannot pack more bits than the field
let arguments = (0..nbits).map(|i| FlatParameter {
@ -48,15 +48,19 @@ pub fn pack<T: Field>(nbits: usize) -> FlatFunction<T> {
}
)];
FlatFunction {
id: format!("_pack_{}", nbits),
arguments,
statements,
signature
FlatProg {
functions: vec![
FlatFunction {
id: String::from("main"),
arguments,
statements,
signature
}
]
}
}
pub fn unpack<T: Field>(nbits: usize) -> FlatFunction<T> {
pub fn unpack<T: Field>(nbits: usize) -> FlatProg<T> {
let mut counter = 0;
let mut bijection = BiMap::new();
@ -127,11 +131,15 @@ pub fn unpack<T: Field>(nbits: usize) -> FlatFunction<T> {
}
));
FlatFunction {
id: format!("_unpack_{}", nbits),
arguments,
statements,
signature
FlatProg {
functions: vec![
FlatFunction {
id: String::from("main"),
arguments,
statements,
signature
}
]
}
}
@ -298,9 +306,10 @@ mod tests {
#[test]
fn unpack254() {
let unpack: FlatFunction<FieldPrime> = unpack(254);
let unpack: FlatProg<FieldPrime> = unpack(254);
let unpack = &unpack.functions[0];
assert_eq!(unpack.id, String::from("_unpack_254"));
assert_eq!(unpack.id, String::from("main"));
assert_eq!(unpack.arguments, vec![FlatParameter::private(FlatVariable::new(0))]);
assert_eq!(unpack.statements.len(), 254 + 1 + 1 + 1); // 254 bit checks, 1 directive, 1 sum check, 1 return
assert_eq!(
@ -325,9 +334,10 @@ mod tests {
#[test]
fn pack254() {
let unpack: FlatFunction<FieldPrime> = pack(254);
let unpack: FlatProg<FieldPrime> = pack(254);
let unpack = &unpack.functions[0];
assert_eq!(unpack.id, String::from("_pack_254"));
assert_eq!(unpack.id, String::from("main"));
assert_eq!(unpack.arguments.len(), 254);
assert_eq!(unpack.statements.len(), 1); // just sum bits * 2**i
}