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| author | Iru Cai <mytbk920423@gmail.com> | 2018-05-21 14:32:34 +0800 |
|---|---|---|
| committer | Iru Cai <mytbk920423@gmail.com> | 2018-05-21 16:45:38 +0800 |
| commit | b44293b115bbe69033ab9c066d301e1f7aaf64cf (patch) | |
| tree | 51a8f7474b5621b25b459513b1444e96dd279242 /src/protocol/internal/buffer.c | |
| parent | 9f00a9265c05dc02ad1b1e4c8148e1950c394530 (diff) | |
| download | fqterm-b44293b115bbe69033ab9c066d301e1f7aaf64cf.tar.xz | |
buffer_append: support NULL argument s to just allocate the space
Diffstat (limited to 'src/protocol/internal/buffer.c')
| -rw-r--r-- | src/protocol/internal/buffer.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/protocol/internal/buffer.c b/src/protocol/internal/buffer.c index f75d33e..dc53781 100644 --- a/src/protocol/internal/buffer.c +++ b/src/protocol/internal/buffer.c @@ -51,7 +51,8 @@ static int ensure(buffer *b, size_t len) int buffer_append(buffer *b, const uint8_t *s, size_t len) { if (ensure(b, len)) { - memcpy(b->p + b->offs + b->sz, s, len); + if (s != NULL) + memcpy(b->p + b->offs + b->sz, s, len); b->sz += len; return 1; } else { |