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Use safe version of `get_parent_mime_headers()' function

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This commit is contained in:
Dmitry Bogatov
2019-09-06 23:09:52 +00:00
parent 3a57ba1142
commit aa5304a4f3
1 changed files with 50 additions and 53 deletions
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103
src/chat.rs
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@@ -294,9 +294,6 @@ impl<'a> Chat<'a> {
let mut do_guarantee_e2ee: libc::c_int;
let e2ee_enabled: libc::c_int;
let mut OK_TO_CONTINUE = true;
let mut parent_rfc724_mid = ptr::null_mut();
let mut parent_references = ptr::null_mut();
let mut parent_in_reply_to = ptr::null_mut();
let mut new_rfc724_mid = ptr::null_mut();
let mut new_references = ptr::null_mut();
let mut new_in_reply_to = ptr::null_mut();
@@ -421,55 +418,58 @@ impl<'a> Chat<'a> {
msg.param.set_int(Param::GuranteeE2ee, 1);
}
msg.param.remove(Param::ErroneousE2ee);
if !self.is_self_talk()
&& self
.get_parent_mime_headers(
&mut parent_rfc724_mid,
&mut parent_in_reply_to,
&mut parent_references,
)
.is_ok()
{
if !parent_rfc724_mid.is_null()
&& 0 != *parent_rfc724_mid.offset(0isize) as libc::c_int
if !self.is_self_talk() {
if let Some((parent_rfc724_mid, parent_in_reply_to, parent_references)) =
self.get_parent_mime_headers_safe()
{
new_in_reply_to = dc_strdup(parent_rfc724_mid)
}
if !parent_references.is_null() {
let space: *mut libc::c_char;
space = strchr(parent_references, ' ' as i32);
if !space.is_null() {
*space = 0 as libc::c_char
let parent_rfc724_mid = parent_rfc724_mid.strdup();
let parent_in_reply_to = parent_in_reply_to.strdup();
let parent_references = parent_references.strdup();
if !parent_rfc724_mid.is_null()
&& 0 != *parent_rfc724_mid.offset(0isize) as libc::c_int
{
new_in_reply_to = dc_strdup(parent_rfc724_mid)
}
}
if !parent_references.is_null()
&& 0 != *parent_references.offset(0isize) as libc::c_int
&& !parent_rfc724_mid.is_null()
&& 0 != *parent_rfc724_mid.offset(0isize) as libc::c_int
{
new_references = dc_mprintf(
b"%s %s\x00" as *const u8 as *const libc::c_char,
parent_references,
parent_rfc724_mid,
)
} else if !parent_references.is_null()
&& 0 != *parent_references.offset(0isize) as libc::c_int
{
new_references = dc_strdup(parent_references)
} else if !parent_in_reply_to.is_null()
&& 0 != *parent_in_reply_to.offset(0isize) as libc::c_int
&& !parent_rfc724_mid.is_null()
&& 0 != *parent_rfc724_mid.offset(0isize) as libc::c_int
{
new_references = dc_mprintf(
b"%s %s\x00" as *const u8 as *const libc::c_char,
parent_in_reply_to,
parent_rfc724_mid,
)
} else if !parent_in_reply_to.is_null()
&& 0 != *parent_in_reply_to.offset(0isize) as libc::c_int
{
new_references = dc_strdup(parent_in_reply_to)
if !parent_references.is_null() {
let space: *mut libc::c_char;
space = strchr(parent_references, ' ' as i32);
if !space.is_null() {
*space = 0 as libc::c_char
}
}
if !parent_references.is_null()
&& 0 != *parent_references.offset(0isize) as libc::c_int
&& !parent_rfc724_mid.is_null()
&& 0 != *parent_rfc724_mid.offset(0isize) as libc::c_int
{
new_references = dc_mprintf(
b"%s %s\x00" as *const u8 as *const libc::c_char,
parent_references,
parent_rfc724_mid,
)
} else if !parent_references.is_null()
&& 0 != *parent_references.offset(0isize) as libc::c_int
{
new_references = dc_strdup(parent_references)
} else if !parent_in_reply_to.is_null()
&& 0 != *parent_in_reply_to.offset(0isize) as libc::c_int
&& !parent_rfc724_mid.is_null()
&& 0 != *parent_rfc724_mid.offset(0isize) as libc::c_int
{
new_references = dc_mprintf(
b"%s %s\x00" as *const u8 as *const libc::c_char,
parent_in_reply_to,
parent_rfc724_mid,
)
} else if !parent_in_reply_to.is_null()
&& 0 != *parent_in_reply_to.offset(0isize) as libc::c_int
{
new_references = dc_strdup(parent_in_reply_to)
}
free(parent_rfc724_mid as *mut libc::c_void);
free(parent_in_reply_to as *mut libc::c_void);
free(parent_references as *mut libc::c_void);
}
}
@@ -547,9 +547,6 @@ impl<'a> Chat<'a> {
}
}
free(parent_rfc724_mid as *mut libc::c_void);
free(parent_in_reply_to as *mut libc::c_void);
free(parent_references as *mut libc::c_void);
free(new_rfc724_mid as *mut libc::c_void);
free(new_in_reply_to as *mut libc::c_void);
free(new_references as *mut libc::c_void);