Mirrors/chatmail-core
1
0
Fork 0
mirror of https://github.com/chatmail/core.git synced 2026-04-17 21:46:35 +03:00
Code Issues Packages Projects Releases Wiki Activity

fix(x): do not enforce valid utf8 in strndup

Browse Source 
Closes #112
This commit is contained in:
dignifiedquire
2019-06-02 19:35:07 +02:00
parent 983ccaaccd
commit dc7d23ec47
1 changed files with 8 additions and 4 deletions
Download Patch File Download Diff File Expand all files Collapse all files

12
src/x.rs
View File

@@ -1,5 +1,4 @@
use crate::dc_strbuilder::dc_strbuilder_t;
use crate::dc_tools::*;
use crate::types::*;
pub use libc::{
@@ -27,9 +26,14 @@ pub fn strndup(s: *const libc::c_char, n: libc::c_ulong) -> *mut libc::c_char {
return std::ptr::null_mut();
}
let s_r = to_str(s);
let end = std::cmp::min(n as usize, s_r.len());
unsafe { strdup(to_cstring(&s_r[..end]).as_ptr()) }
let end = std::cmp::min(n as usize, unsafe { strlen(s) });
unsafe {
let result = malloc(end + 1);
memcpy(result, s as *const _, end);
std::ptr::write_bytes(result.offset(end as isize), b'\x00', 1);
result as *mut _
}
}
extern "C" {