98 lines
3.4 KiB
Rust
98 lines
3.4 KiB
Rust
use ffi;
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use ssl::error::SslError;
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use bn::BigNum;
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use std::mem;
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use std::ptr;
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pub struct DH(*mut ffi::DH);
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impl DH {
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pub fn from_params(p: BigNum, g: BigNum, q: BigNum) -> Result<DH, SslError> {
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let dh = unsafe { ffi::DH_new_from_params(p.raw(), g.raw(), q.raw()) };
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if dh == ptr::null_mut() {
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return Err(SslError::get());
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}
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mem::forget(p);
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mem::forget(g);
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mem::forget(q);
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Ok(DH(dh))
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}
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#[cfg(feature = "rfc5114")]
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pub fn get_1024_160() -> Result<DH, SslError> {
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let dh = unsafe { ffi::DH_get_1024_160() };
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if dh == ptr::null_mut() {
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return Err(SslError::get());
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}
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Ok(DH(dh))
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}
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#[cfg(feature = "rfc5114")]
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pub fn get_2048_224() -> Result<DH, SslError> {
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let dh = unsafe { ffi::DH_get_2048_224() };
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if dh == ptr::null_mut() {
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return Err(SslError::get());
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}
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Ok(DH(dh))
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}
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#[cfg(feature = "rfc5114")]
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pub fn get_2048_256() -> Result<DH, SslError> {
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let dh = unsafe { ffi::DH_get_2048_256() };
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if dh == ptr::null_mut() {
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return Err(SslError::get());
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}
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Ok(DH(dh))
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}
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pub unsafe fn raw(&self) -> *mut ffi::DH {
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let DH(n) = *self;
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n
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}
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pub unsafe fn raw_ptr(&self) -> *const *mut ffi::DH {
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let DH(ref n) = *self;
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n
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}
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}
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impl Drop for DH {
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fn drop(&mut self) {
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unsafe {
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if !self.raw().is_null() {
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ffi::DH_free(self.raw())
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}
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}
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}
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}
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#[cfg(test)]
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mod tests {
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use super::DH;
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use bn::BigNum;
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use ssl::SslContext;
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use ssl::SslMethod::Sslv23;
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#[test]
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#[cfg(feature = "rfc5114")]
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fn test_dh_rfc5114() {
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let ctx = SslContext::new(Sslv23).unwrap();
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let dh1 = DH::get_1024_160().unwrap();
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ctx.set_tmp_dh(dh1).unwrap();
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let dh2 = DH::get_2048_224().unwrap();
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ctx.set_tmp_dh(dh2).unwrap();
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let dh3 = DH::get_2048_256().unwrap();
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ctx.set_tmp_dh(dh3).unwrap();
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}
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#[test]
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fn test_dh() {
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let ctx = SslContext::new(Sslv23).unwrap();
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let p = BigNum::from_hex_str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unwrap();
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let g = BigNum::from_hex_str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unwrap();
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let q = BigNum::from_hex_str("8CF83642A709A097B447997640129DA299B1A47D1EB3750BA308B0FE64F5FBD3").unwrap();
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let dh = DH::from_params(p, g, q).unwrap();
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ctx.set_tmp_dh(dh).unwrap();
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}
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}
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