From 4c745dab4c6925fa17714c2214ed5941e5cbf64d Mon Sep 17 00:00:00 2001 From: Mattias Andrée Date: Thu, 20 Feb 2025 20:24:28 +0100 Subject: Validate unmarshalled state + add man pages for (un)marshal functions MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Mattias Andrée --- libterminput_unmarshal_text__.c | 11 +++++++---- 1 file changed, 7 insertions(+), 4 deletions(-) (limited to 'libterminput_unmarshal_text__.c') diff --git a/libterminput_unmarshal_text__.c b/libterminput_unmarshal_text__.c index 4843db4..bb25fe4 100644 --- a/libterminput_unmarshal_text__.c +++ b/libterminput_unmarshal_text__.c @@ -3,11 +3,14 @@ int -libterminput_unmarshal_text__(struct libterminput_unmarshaller *how, struct libterminput_text *what) +libterminput_unmarshal_text__(struct libterminput_unmarshaller *how, struct libterminput_text *what) /* TODO test */ { what->type = LIBTERMINPUT_TEXT; - if (how->load(how, &what->nbytes, sizeof(what->nbytes)) || - how->load(how, what->bytes, sizeof(what->nbytes))) + if (how->load(how, &what->nbytes, sizeof(what->nbytes))) return -1; - return 0; + if (what->nbytes > sizeof(what->bytes)) { + errno = EINVAL; + return -1; + } + return how->load(how, what->bytes, what->nbytes); } -- cgit v1.2.3-70-g09d2