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33 lines
1.1 KiB
Rust
33 lines
1.1 KiB
Rust
use crate::other::*;
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use libc;
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use std::ffi::{CStr, CString};
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pub const MAIL_CHARCONV_ERROR_CONV: libc::c_uint = 3;
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pub const MAIL_CHARCONV_ERROR_MEMORY: libc::c_uint = 2;
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pub const MAIL_CHARCONV_ERROR_UNKNOWN_CHARSET: libc::c_uint = 1;
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pub const MAIL_CHARCONV_NO_ERROR: libc::c_uint = 0;
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pub unsafe fn charconv(
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tocode: *const libc::c_char,
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fromcode: *const libc::c_char,
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s: *const libc::c_char,
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length: size_t,
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result: *mut *mut libc::c_char,
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) -> libc::c_int {
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assert!(!fromcode.is_null(), "invalid fromcode");
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assert!(!s.is_null(), "invalid input string");
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if let Some(encoding) =
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charset::Charset::for_label(CStr::from_ptr(fromcode).to_str().unwrap().as_bytes())
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{
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let data = std::slice::from_raw_parts(s as *const u8, strlen(s));
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let (res, _, _) = encoding.decode(data);
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let res_c = CString::new(res.as_bytes()).unwrap();
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*result = strdup(res_c.as_ptr()) as *mut _;
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MAIL_CHARCONV_NO_ERROR as libc::c_int
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} else {
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MAIL_CHARCONV_ERROR_UNKNOWN_CHARSET as libc::c_int
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}
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}
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