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-rw-r--r--lib/i2ctcp/i2ctcpv1.c11
1 files changed, 1 insertions, 10 deletions
diff --git a/lib/i2ctcp/i2ctcpv1.c b/lib/i2ctcp/i2ctcpv1.c
index 944df3a..f70cbb1 100644
--- a/lib/i2ctcp/i2ctcpv1.c
+++ b/lib/i2ctcp/i2ctcpv1.c
@@ -15,21 +15,12 @@ int i2ctcp_read(i2ctcp_msg_t * target, const char * buf, size_t buf_sz) {
target->length = target->_rdata = mpack_expect_bin(&reader);
if (mpack_reader_error(&reader) != mpack_ok) return -1;
target->data = (char *) malloc(target->length);
-
- // seek forward in buf to where binary data begins (to avoid having to read
- // from private member reader.data in the memcpy below)
- buf += buf_sz - mpack_reader_remaining(&reader, NULL);
}
// continue reading chunks of target->data until the amount of bytes
// specified in target->length
- size_t to_read = MIN(mpack_reader_remaining(&reader, NULL), target->_rdata);
char * data = target->data + target->length - target->_rdata;
- memcpy(data, buf, to_read);
- target->_rdata -= to_read;
- // NOTE: memcpy is used here because mpack_read_bytes requires that a tag was
- // opened, which is not the case for the chunks following the initial mpack
- // header
+ target->_rdata -= mpack_read_remaining_bytes(&reader, data, target->_rdata);
// if rdata = 0, the message was completely read
return target->_rdata;