113 lines
3.4 KiB
Rust
113 lines
3.4 KiB
Rust
// Copyright (C) 2020 Éloïs SANCHEZ.
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as
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// published by the Free Software Foundation, either version 3 of the
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// License, or (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <https://www.gnu.org/licenses/>.
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use crate::*;
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#[derive(Clone, Copy, Debug)]
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pub(crate) enum SecretCodeType {
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Digits,
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Letters,
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}
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impl From<u32> for SecretCodeType {
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fn from(i: u32) -> Self {
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if i == 0 {
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SecretCodeType::Digits
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} else {
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SecretCodeType::Letters
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}
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}
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}
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#[derive(Clone, Copy, Debug)]
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pub(crate) enum WalletType {
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Ed25519,
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Bip32Ed25519,
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}
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impl From<u32> for WalletType {
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fn from(i: u32) -> Self {
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if i == 1 {
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WalletType::Bip32Ed25519
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} else {
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WalletType::Ed25519
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}
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}
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}
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pub(crate) fn char_ptr_to_str<'a>(c_char_ptr: *const raw::c_char) -> Result<&'a str, DubpError> {
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if c_char_ptr.is_null() {
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Err(DubpError::NullParamErr)
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} else {
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unsafe { CStr::from_ptr(c_char_ptr).to_str() }.map_err(DubpError::Utf8Error)
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}
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}
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pub(crate) fn char_ptr_prt_to_vec_hard_derivation_index(
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u32_ptr: *const u32,
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len: u32,
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) -> Result<Vec<DerivationIndex>, DubpError> {
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u32_ptr_to_vec_u32(u32_ptr, len)?
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.into_iter()
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.map(|ai| DerivationIndex::hard(ai).map_err(DubpError::InvalidDerivationIndex))
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.collect()
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}
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pub(crate) fn char_ptr_prt_to_vec_str<'a>(
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char_ptr_ptr: *const *const raw::c_char,
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len: u32,
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) -> Result<Vec<&'a str>, DubpError> {
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let len = len as usize;
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let char_ptr_slice: &[*const raw::c_char] =
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unsafe { std::slice::from_raw_parts(char_ptr_ptr, len) };
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let mut str_vec = Vec::with_capacity(len);
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for char_ptr in char_ptr_slice {
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str_vec.push(char_ptr_to_str(*char_ptr)?);
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}
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Ok(str_vec)
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}
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pub(crate) fn parse_currency(currency: &str) -> Result<Currency, DubpError> {
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let currency_code = match currency {
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"g1" => G1_CURRENCY,
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"g1-test" | "gt" => G1_TEST_CURRENCY,
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_ => return Err(DubpError::UnknownCurrencyName),
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};
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Ok(Currency::from(currency_code))
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}
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pub(crate) fn transparent_account_index(account_index: u32) -> Result<DerivationIndex, DubpError> {
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if account_index % 3 == 0 {
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DerivationIndex::hard(account_index).map_err(DubpError::InvalidDerivationIndex)
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} else {
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Err(DubpError::NotTransparentAccountIndex)
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}
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}
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pub(crate) fn u32_ptr_to_vec_u32(u32_ptr: *const u32, len: u32) -> Result<Vec<u32>, DubpError> {
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let len = len as usize;
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let u32_slice: &[u32] = unsafe { std::slice::from_raw_parts(u32_ptr, len) };
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let mut vec = Vec::with_capacity(len);
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for u32_ in u32_slice {
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vec.push(*u32_);
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}
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Ok(vec)
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}
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pub(crate) fn u32_to_language(i: u32) -> Result<Language, DubpError> {
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match i {
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0 => Ok(Language::English),
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1 => Ok(Language::French),
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_ => Err(DubpError::UnknownLanguage),
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}
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}
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