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Merge pull request #298 from deltachat/remove_gotos_dc_strencode

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Remove gotos from dc_strencode
This commit is contained in:
Jikstra
2019-08-07 23:41:33 +02:00
committed by GitHub
parent 721dcd7ccd 70f6aa9d3a
commit ee264117d3
1 changed files with 69 additions and 76 deletions
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145
src/dc_strencode.rs
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@@ -120,97 +120,90 @@ fn hex_2_int(ch: libc::c_char) -> libc::c_char {
}
pub unsafe fn dc_encode_header_words(to_encode: *const libc::c_char) -> *mut libc::c_char {
let mut current_block: u64;
let mut ok_to_continue = true;
let mut ret_str: *mut libc::c_char = 0 as *mut libc::c_char;
let mut cur: *const libc::c_char = to_encode;
let mmapstr: *mut MMAPString = mmap_string_new(b"\x00" as *const u8 as *const libc::c_char);
if to_encode.is_null() || mmapstr.is_null() {
current_block = 8550051112593613029;
} else {
current_block = 4644295000439058019;
ok_to_continue = false;
}
loop {
match current_block {
8550051112593613029 => {
if !mmapstr.is_null() {
mmap_string_free(mmapstr);
}
break;
if !ok_to_continue {
if !mmapstr.is_null() {
mmap_string_free(mmapstr);
}
_ => {
if *cur as libc::c_int != '\u{0}' as i32 {
let begin: *const libc::c_char;
let mut end: *const libc::c_char;
let mut do_quote: bool;
let mut quote_words: libc::c_int;
begin = cur;
end = begin;
quote_words = 0i32;
do_quote = true;
while *cur as libc::c_int != '\u{0}' as i32 {
get_word(cur, &mut cur, &mut do_quote);
if !do_quote {
break;
}
quote_words = 1i32;
end = cur;
if *cur as libc::c_int != '\u{0}' as i32 {
cur = cur.offset(1isize)
}
break;
} else {
if *cur as libc::c_int != '\u{0}' as i32 {
let begin: *const libc::c_char;
let mut end: *const libc::c_char;
let mut do_quote: bool;
let mut quote_words: libc::c_int;
begin = cur;
end = begin;
quote_words = 0i32;
do_quote = true;
while *cur as libc::c_int != '\u{0}' as i32 {
get_word(cur, &mut cur, &mut do_quote);
if !do_quote {
break;
}
if 0 != quote_words {
if !quote_word(
b"utf-8\x00" as *const u8 as *const libc::c_char,
mmapstr,
begin,
end.wrapping_offset_from(begin) as size_t,
) {
current_block = 8550051112593613029;
continue;
}
if *end as libc::c_int == ' ' as i32 || *end as libc::c_int == '\t' as i32 {
if mmap_string_append_c(mmapstr, *end).is_null() {
current_block = 8550051112593613029;
continue;
}
end = end.offset(1isize)
}
if *end as libc::c_int != '\u{0}' as i32 {
if mmap_string_append_len(
mmapstr,
end,
cur.wrapping_offset_from(end) as size_t,
)
.is_null()
{
current_block = 8550051112593613029;
continue;
}
}
} else if mmap_string_append_len(
quote_words = 1i32;
end = cur;
if *cur as libc::c_int != '\u{0}' as i32 {
cur = cur.offset(1isize)
}
}
if 0 != quote_words {
if !quote_word(
b"utf-8\x00" as *const u8 as *const libc::c_char,
mmapstr,
begin,
cur.wrapping_offset_from(begin) as size_t,
)
.is_null()
{
current_block = 8550051112593613029;
end.wrapping_offset_from(begin) as size_t,
) {
ok_to_continue = false;
continue;
}
if !(*cur as libc::c_int == ' ' as i32 || *cur as libc::c_int == '\t' as i32) {
current_block = 4644295000439058019;
continue;
if *end as libc::c_int == ' ' as i32 || *end as libc::c_int == '\t' as i32 {
if mmap_string_append_c(mmapstr, *end).is_null() {
ok_to_continue = false;
continue;
}
end = end.offset(1isize)
}
if mmap_string_append_c(mmapstr, *cur).is_null() {
current_block = 8550051112593613029;
continue;
if *end as libc::c_int != '\u{0}' as i32 {
if mmap_string_append_len(
mmapstr,
end,
cur.wrapping_offset_from(end) as size_t,
)
.is_null()
{
ok_to_continue = false;
continue;
}
}
cur = cur.offset(1isize);
current_block = 4644295000439058019;
} else {
ret_str = strdup((*mmapstr).str_0);
current_block = 8550051112593613029;
} else if mmap_string_append_len(
mmapstr,
begin,
cur.wrapping_offset_from(begin) as size_t,
)
.is_null()
{
ok_to_continue = false;
continue;
}
if !(*cur as libc::c_int == ' ' as i32 || *cur as libc::c_int == '\t' as i32) {
continue;
}
if mmap_string_append_c(mmapstr, *cur).is_null() {
ok_to_continue = false;
continue;
}
cur = cur.offset(1isize);
} else {
ret_str = strdup((*mmapstr).str_0);
ok_to_continue = false;
}
}
}