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unit: Fix fragmenting messages < frag_size

This commit is contained in:
Denis Kenzior 2017-11-07 12:36:11 -06:00
parent bae2843eac
commit 1bf22999e5
1 changed files with 8 additions and 2 deletions
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10
unit/test-mbim.c
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@ -134,7 +134,7 @@ static void do_debug(const char *str, void *user_data)
static struct mbim_message *build_message(const struct message_data *msg_data)
{
static const int frag_size = 64;
static const unsigned int frag_size = 64;
struct mbim_message *msg;
struct iovec *iov;
size_t n_iov;
@ -143,9 +143,14 @@ static struct mbim_message *build_message(const struct message_data *msg_data)
n_iov = align_len(msg_data->binary_len, frag_size) / frag_size;
iov = l_new(struct iovec, n_iov);
iov[0].iov_len = frag_size - 20;
iov[0].iov_len = msg_data->binary_len < frag_size ?
msg_data->binary_len - 20 :
frag_size - 20;
iov[0].iov_base = l_memdup(msg_data->binary + 20, iov[0].iov_len);
if (n_iov == 1)
goto done;
for (i = 1; i < n_iov - 1; i++) {
iov[i].iov_base = l_memdup(msg_data->binary + i * frag_size,
frag_size);
@ -156,6 +161,7 @@ static struct mbim_message *build_message(const struct message_data *msg_data)
iov[i].iov_base = l_memdup(msg_data->binary + i * frag_size,
iov[i].iov_len);
done:
msg = _mbim_message_build(msg_data->binary, iov, n_iov);
assert(msg);