diff options
| author | zeertzjq <zeertzjq@outlook.com> | 2023-01-19 20:38:29 +0800 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2023-01-19 20:38:29 +0800 |
| commit | adfad50ac03030abf2533db9f56fa681af6cdc1f (patch) | |
| tree | f181d21570a342e7ba505075c2edda58ab70f068 | |
| parent | 363d153bb94a965ff811d8c7514047264b37d61d (diff) | |
| download | rneovim-adfad50ac03030abf2533db9f56fa681af6cdc1f.tar.gz rneovim-adfad50ac03030abf2533db9f56fa681af6cdc1f.tar.bz2 rneovim-adfad50ac03030abf2533db9f56fa681af6cdc1f.zip | |
fix(rpc): don't parse msgpack if buflen is 0 (#21899)
This prevents `buflen` from becoming a very large number when it is 0
when calling mpack_rtoken().
| -rw-r--r-- | src/mpack/mpack_core.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/mpack/mpack_core.c b/src/mpack/mpack_core.c index 4ee67a032a..3424f444b9 100644 --- a/src/mpack/mpack_core.c +++ b/src/mpack/mpack_core.c @@ -173,6 +173,9 @@ MPACK_API int mpack_write(mpack_tokbuf_t *tokbuf, char **buf, size_t *buflen, int mpack_rtoken(const char **buf, size_t *buflen, mpack_token_t *tok) { + if (*buflen == 0) { + return MPACK_EOF; + } unsigned char t = ADVANCE(buf, buflen); if (t < 0x80) { /* positive fixint */ |