[2/6] gprs-ns/test: Save the last PCU type sent
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Message ID 1412762718-31961-2-git-send-email-jerlbeck@sysmocom.de
State Accepted
Headers show

Commit Message

Jacob Erlbeck Oct. 8, 2014, 10:05 a.m. UTC
This records the PCU type of the last message sent to the remote peer
in the global variable sent_pdu_type, which can then be used in
assertions.

Note that sent_pdu_type will remain unchanged if no message has been
sent via sendto.

Sponsored-by: On-Waves ehf
---
 tests/gb/gprs_ns_test.c | 4 ++++
 1 file changed, 4 insertions(+)

Comments

Holger Freyther Oct. 9, 2014, 5:44 a.m. UTC | #1
On Wed, Oct 08, 2014 at 12:05:14PM +0200, Jacob Erlbeck wrote:
> This records the PCU type of the last message sent to the remote peer

		   ^-- PDU ;)

Patch
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diff --git a/tests/gb/gprs_ns_test.c b/tests/gb/gprs_ns_test.c
index 15e36ba..0b3a76c 100644
--- a/tests/gb/gprs_ns_test.c
+++ b/tests/gb/gprs_ns_test.c
@@ -32,6 +32,8 @@ 
 
 #define SGSN_NSEI 0x0100
 
+static int sent_pdu_type = 0;
+
 static int gprs_process_message(struct gprs_ns_inst *nsi, const char *text,
 				struct sockaddr_in *peer, const unsigned char* data,
 				size_t data_len);
@@ -265,6 +267,8 @@  ssize_t sendto(int sockfd, const void *buf, size_t len, int flags,
 	if (!real_sendto)
 		real_sendto = dlsym(RTLD_NEXT, "sendto");
 
+	sent_pdu_type = len > 0 ? ((uint8_t *)buf)[0] : -1;
+
 	if (dest_host == REMOTE_BSS_ADDR)
 		printf("MESSAGE to BSS, msg length %d\n%s\n\n", len, osmo_hexdump(buf, len));
 	else if (dest_host == REMOTE_SGSN_ADDR)