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prinet: Allow no response to request

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Different to empty response which is data size of response == 0.

No response happens for uni-directional messages. This is reflected
by not containing any content data in the http response.

A response without any additional data still contains at least the
size field (4 bytes) set to 0
This commit is contained in:
icex2
2021-01-23 23:46:22 +01:00
parent 6aafaaf12a
commit 43c8acdfb2
1 changed files with 4 additions and 5 deletions
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src/main/pumpnet/lib/prinet.c
+4 -5
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@@ -116,12 +116,11 @@ ssize_t pumpnet_lib_prinet_msg(const void* req_buffer, size_t req_size, void* re
if (recv_size < 0) {
free(req);
free(resp);
return -1;
return -2;
}
if (recv_size < sizeof(struct pumpnet_lib_prinet_resp)) {
log_error("Amount of data received too small: %d", recv_size);
// No response because uni-directional message
if (recv_size == 0) {
free(req);
free(resp);
return -1;
@@ -133,7 +132,7 @@ ssize_t pumpnet_lib_prinet_msg(const void* req_buffer, size_t req_size, void* re
free(req);
free(resp);
return -1;
return -2;
}
memcpy(resp_buffer, resp->data, resp->size);