74 lines
2.0 KiB
Rust
74 lines
2.0 KiB
Rust
use ffi;
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use libc::c_long;
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use std::fmt;
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use std::ptr;
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use std::slice;
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use std::str;
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use {cvt, cvt_p};
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use bio::MemBio;
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use crypto::CryptoString;
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use error::ErrorStack;
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use types::{OpenSslType, OpenSslTypeRef};
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type_!(Asn1Time, Asn1TimeRef, ffi::ASN1_TIME, ffi::ASN1_TIME_free);
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impl fmt::Display for Asn1TimeRef {
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fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
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unsafe {
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let mem_bio = try!(MemBio::new());
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try!(cvt(ffi::ASN1_TIME_print(mem_bio.as_ptr(), self.as_ptr())));
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write!(f, "{}", str::from_utf8_unchecked(mem_bio.get_buf()))
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}
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}
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}
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impl Asn1Time {
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fn from_period(period: c_long) -> Result<Asn1Time, ErrorStack> {
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ffi::init();
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unsafe {
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let handle = try!(cvt_p(ffi::X509_gmtime_adj(ptr::null_mut(), period)));
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Ok(Asn1Time::from_ptr(handle))
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}
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}
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/// Creates a new time on specified interval in days from now
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pub fn days_from_now(days: u32) -> Result<Asn1Time, ErrorStack> {
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Asn1Time::from_period(days as c_long * 60 * 60 * 24)
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}
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}
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type_!(Asn1String, Asn1StringRef, ffi::ASN1_STRING, ffi::ASN1_STRING_free);
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impl Asn1StringRef {
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pub fn as_utf8(&self) -> Result<CryptoString, ErrorStack> {
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unsafe {
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let mut ptr = ptr::null_mut();
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let len = ffi::ASN1_STRING_to_UTF8(&mut ptr, self.as_ptr());
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if len < 0 {
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return Err(ErrorStack::get());
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}
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Ok(CryptoString::from_raw_parts(ptr, len as usize))
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}
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}
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pub fn as_slice(&self) -> &[u8] {
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unsafe { slice::from_raw_parts(ASN1_STRING_data(self.as_ptr()), self.len()) }
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}
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pub fn len(&self) -> usize {
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unsafe { ffi::ASN1_STRING_length(self.as_ptr()) as usize }
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}
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}
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#[cfg(any(ossl101, ossl102))]
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use ffi::ASN1_STRING_data;
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#[cfg(ossl110)]
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#[allow(bad_style)]
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unsafe fn ASN1_STRING_data(s: *mut ffi::ASN1_STRING) -> *mut ::libc::c_uchar {
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ffi::ASN1_STRING_get0_data(s) as *mut _
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}
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