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5 // to you under the Apache License, Version 2.0 (the
6 // "License"); you may not use this file except in compliance
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8 //
9 //   http://www.apache.org/licenses/LICENSE-2.0
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14 // KIND, either express or implied.  See the License for the
15 // specific language governing permissions and limitations
16 // under the License.
17 
18 use optee_teec::{Context, Operation, ParamType, Session, Uuid};
19 use optee_teec::{ParamNone, ParamTmpRef, ParamValue};
20 use proto::{Command, UUID};
21 
big_int(session: &mut Session) -> optee_teec::Result<()>22 fn big_int(session: &mut Session) -> optee_teec::Result<()> {
23     let number0 = [
24         0x01u8, 0x23u8, 0x45u8, 0x67u8, 0x89u8, 0xabu8, 0xcdu8, 0xefu8,
25     ];
26     let number1: u32 = 2;
27 
28     let p0 = ParamTmpRef::new_input(&number0);
29     let p1 = ParamValue::new(number1, 0, ParamType::ValueInput);
30     let mut operation = Operation::new(0, p0, p1, ParamNone, ParamNone);
31 
32     session.invoke_command(Command::Compare as u32, &mut operation)?;
33     session.invoke_command(Command::Convert as u32, &mut operation)?;
34     session.invoke_command(Command::Add as u32, &mut operation)?;
35     session.invoke_command(Command::Sub as u32, &mut operation)?;
36     session.invoke_command(Command::Multiply as u32, &mut operation)?;
37     session.invoke_command(Command::Divide as u32, &mut operation)?;
38     session.invoke_command(Command::Module as u32, &mut operation)?;
39 
40     Ok(())
41 }
42 
main() -> optee_teec::Result<()>43 fn main() -> optee_teec::Result<()> {
44     let mut ctx = Context::new()?;
45     let uuid = Uuid::parse_str(UUID).unwrap();
46     let mut session = ctx.open_session(uuid)?;
47 
48     big_int(&mut session)?;
49 
50     println!("Success");
51     Ok(())
52 }
53