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 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272
#![allow(incomplete_features)]
#![cfg_attr(RUSTC_WITH_SPECIALIZATION, feature(specialization))]
#![cfg_attr(RUSTC_NEEDS_PROC_MACRO_HYGIENE, feature(proc_macro_hygiene))]
// Allows macro expansion of `use ::safecoin_program::*` to work within this crate
extern crate self as safecoin_program;
pub mod account_info;
pub(crate) mod atomic_u64;
pub mod blake3;
pub mod borsh;
pub mod bpf_loader;
pub mod bpf_loader_deprecated;
pub mod bpf_loader_upgradeable;
pub mod clock;
pub mod debug_account_data;
pub mod decode_error;
pub mod ed25519_program;
pub mod entrypoint;
pub mod entrypoint_deprecated;
pub mod epoch_schedule;
pub mod feature;
pub mod fee_calculator;
pub mod hash;
pub mod incinerator;
pub mod instruction;
pub mod keccak;
pub mod lamports;
pub mod loader_instruction;
pub mod loader_upgradeable_instruction;
pub mod log;
pub mod message;
pub mod native_token;
pub mod nonce;
pub mod program;
pub mod program_error;
pub mod program_memory;
pub mod program_option;
pub mod program_pack;
pub mod program_stubs;
pub mod program_utils;
pub mod pubkey;
pub mod rent;
pub mod sanitize;
pub mod secp256k1_program;
pub mod secp256k1_recover;
pub mod serialize_utils;
pub mod short_vec;
pub mod slot_hashes;
pub mod slot_history;
pub mod stake;
pub mod stake_history;
pub mod system_instruction;
pub mod system_program;
pub mod sysvar;
pub mod wasm;
#[cfg(target_arch = "bpf")]
pub use safecoin_sdk_macro::wasm_bindgen_stub as wasm_bindgen;
#[cfg(not(target_arch = "bpf"))]
pub use wasm_bindgen::prelude::wasm_bindgen;
pub mod config {
pub mod program {
crate::declare_id!("Config1111111111111111111111111111111111111");
}
}
pub mod vote {
pub mod program {
crate::declare_id!("Vote111111111111111111111111111111111111111");
}
}
/// Same as `declare_id` except report that this id has been deprecated
pub use safecoin_sdk_macro::program_declare_deprecated_id as declare_deprecated_id;
/// Convenience macro to declare a static public key and functions to interact with it
///
/// Input: a single literal base58 string representation of a program's id
///
/// # Example
///
/// ```
/// # // wrapper is used so that the macro invocation occurs in the item position
/// # // rather than in the statement position which isn't allowed.
/// use std::str::FromStr;
/// use safecoin_program::{declare_id, pubkey::Pubkey};
///
/// # mod item_wrapper {
/// # use safecoin_program::declare_id;
/// declare_id!("My11111111111111111111111111111111111111111");
/// # }
/// # use item_wrapper::id;
///
/// let my_id = Pubkey::from_str("My11111111111111111111111111111111111111111").unwrap();
/// assert_eq!(id(), my_id);
/// ```
pub use safecoin_sdk_macro::program_declare_id as declare_id;
/// Convenience macro to define a static public key
///
/// Input: a single literal base58 string representation of a Pubkey
///
/// # Example
///
/// ```
/// use std::str::FromStr;
/// use safecoin_program::{pubkey, pubkey::Pubkey};
///
/// static ID: Pubkey = pubkey!("My11111111111111111111111111111111111111111");
///
/// let my_id = Pubkey::from_str("My11111111111111111111111111111111111111111").unwrap();
/// assert_eq!(ID, my_id);
/// ```
pub use safecoin_sdk_macro::program_pubkey as pubkey;
#[macro_use]
extern crate serde_derive;
#[macro_use]
extern crate safecoin_frozen_abi_macro;
/// Convenience macro for doing integer division where the opersation's safety
/// can be checked at compile-time
///
/// Since `unchecked_div_by_const!()` is supposed to fail at compile-time, abuse
/// doctests to cover failure modes
/// Literal denominator div-by-zero fails
/// ```compile_fail
/// # use safecoin_program::unchecked_div_by_const;
/// # fn main() {
/// # let _ = unchecked_div_by_const!(10, 0);
/// # }
/// ```
/// #
/// # Const denominator div-by-zero fails
/// ```compile_fail
/// # use safecoin_program::unchecked_div_by_const;
/// # fn main() {
/// # const D: u64 = 0;
/// # let _ = unchecked_div_by_const!(10, D);
/// # }
/// ```
/// #
/// # Non-const denominator fails
/// ```compile_fail
/// # use safecoin_program::unchecked_div_by_const;
/// # fn main() {
/// # let d = 0;
/// # let _ = unchecked_div_by_const!(10, d);
/// # }
/// ```
/// #
/// Literal denominator div-by-zero fails
/// ```compile_fail
/// # use safecoin_program::unchecked_div_by_const;
/// # fn main() {
/// # const N: u64 = 10;
/// # let _ = unchecked_div_by_const!(N, 0);
/// # }
/// ```
/// #
/// # Const denominator div-by-zero fails
/// ```compile_fail
/// # use safecoin_program::unchecked_div_by_const;
/// # fn main() {
/// # const N: u64 = 10;
/// # const D: u64 = 0;
/// # let _ = unchecked_div_by_const!(N, D);
/// # }
/// ```
/// #
/// # Non-const denominator fails
/// ```compile_fail
/// # use safecoin_program::unchecked_div_by_const;
/// # fn main() {
/// # const N: u64 = 10;
/// # let d = 0;
/// # let _ = unchecked_div_by_const!(N, d);
/// # }
/// ```
/// #
/// Literal denominator div-by-zero fails
/// ```compile_fail
/// # use safecoin_program::unchecked_div_by_const;
/// # fn main() {
/// # let n = 10;
/// # let _ = unchecked_div_by_const!(n, 0);
/// # }
/// ```
/// #
/// # Const denominator div-by-zero fails
/// ```compile_fail
/// # use safecoin_program::unchecked_div_by_const;
/// # fn main() {
/// # let n = 10;
/// # const D: u64 = 0;
/// # let _ = unchecked_div_by_const!(n, D);
/// # }
/// ```
/// #
/// # Non-const denominator fails
/// ```compile_fail
/// # use safecoin_program::unchecked_div_by_const;
/// # fn main() {
/// # let n = 10;
/// # let d = 0;
/// # let _ = unchecked_div_by_const!(n, d);
/// # }
/// ```
/// #
#[macro_export]
macro_rules! unchecked_div_by_const {
($num:expr, $den:expr) => {{
// Ensure the denominator is compile-time constant
let _ = [(); ($den - $den) as usize];
// Compile-time constant integer div-by-zero passes for some reason
// when invoked from a compilation unit other than that where this
// macro is defined. Do an explicit zero-check for now. Sorry about the
// ugly error messages!
// https://users.rust-lang.org/t/unexpected-behavior-of-compile-time-integer-div-by-zero-check-in-declarative-macro/56718
let _ = [(); ($den as usize) - 1];
#[allow(clippy::integer_arithmetic)]
let quotient = $num / $den;
quotient
}};
}
use std::{mem::MaybeUninit, ptr::write_bytes};
#[macro_export]
macro_rules! copy_field {
($ptr:expr, $self:ident, $field:ident) => {
std::ptr::addr_of_mut!((*$ptr).$field).write($self.$field)
};
}
pub fn clone_zeroed<T, F>(clone: F) -> T
where
F: Fn(&mut MaybeUninit<T>),
{
let mut value = MaybeUninit::<T>::uninit();
unsafe { write_bytes(&mut value, 0, 1) }
clone(&mut value);
unsafe { value.assume_init() }
}
// This module is purposefully listed after all other exports: because of an
// interaction within rustdoc between the reexports inside this module of
// `safecoin_program`'s top-level modules, and `safecoin_sdk`'s glob re-export of
// `safecoin_program`'s top-level modules, if this module is not lexically last
// rustdoc fails to generate documentation for the re-exports within
// `safecoin_sdk`.
#[cfg(not(target_arch = "bpf"))]
pub mod example_mocks;
#[cfg(test)]
mod tests {
use super::unchecked_div_by_const;
#[test]
fn test_unchecked_div_by_const() {
const D: u64 = 2;
const N: u64 = 10;
let n = 10;
assert_eq!(unchecked_div_by_const!(10, 2), 5);
assert_eq!(unchecked_div_by_const!(N, 2), 5);
assert_eq!(unchecked_div_by_const!(n, 2), 5);
assert_eq!(unchecked_div_by_const!(10, D), 5);
assert_eq!(unchecked_div_by_const!(N, D), 5);
assert_eq!(unchecked_div_by_const!(n, D), 5);
}
}