gtphub: cosmetic: break long lines.

Fit most of the code in 80 chars width. Some instances still leak past 80
characters because of long function names, inline comments or the like, "the
exception proves the rule."

Sponsored-by: On-Waves ehi
diff --git a/openbsc/tests/gtphub/gtphub_test.c b/openbsc/tests/gtphub/gtphub_test.c
index fc73570..8434f61 100644
--- a/openbsc/tests/gtphub/gtphub_test.c
+++ b/openbsc/tests/gtphub/gtphub_test.c
@@ -37,12 +37,14 @@
 
 #define EXPIRE_ALL ((60 * GTPH_TEI_MAPPING_EXPIRY_MINUTES) + 1)
 
-#define ZERO_STRUCT(struct_pointer) memset(struct_pointer, '\0', sizeof(*(struct_pointer)))
+#define ZERO_STRUCT(struct_pointer) memset(struct_pointer, '\0', \
+					   sizeof(*(struct_pointer)))
 
 #define LVL2_ASSERT(exp) LVL2_ASSERT_R(exp, return 0)
 #define LVL2_ASSERT_R(exp, ret)    \
 	if (!(exp)) { \
-		fprintf(stderr, "LVL2 Assert failed %s %s:%d\n", #exp, __FILE__, __LINE__); \
+		fprintf(stderr, "LVL2 Assert failed %s %s:%d\n", #exp, \
+			__FILE__, __LINE__); \
 		osmo_generate_backtrace(); \
 		ret; \
 	}
@@ -85,7 +87,8 @@
 	return m;
 }
 
-static struct nr_mapping *nr_map_have(struct nr_map *map, void *origin, nr_t orig, time_t now)
+static struct nr_mapping *nr_map_have(struct nr_map *map, void *origin,
+				      nr_t orig, time_t now)
 {
 	struct nr_mapping *mapping;
 
@@ -100,7 +103,8 @@
 	return mapping;
 }
 
-static nr_t nr_map_verify(const struct nr_map *map, void *origin, nr_t orig, nr_t expect_repl)
+static nr_t nr_map_verify(const struct nr_map *map, void *origin, nr_t orig,
+			  nr_t expect_repl)
 {
 	struct nr_mapping *m;
 	m = nr_map_get(map, origin, orig);
@@ -130,7 +134,8 @@
 	}
 
 	if (m->origin != expect_origin) {
-		printf("mapping found, but origin mismatches: expect %p, got %p\n",
+		printf("mapping found, but origin mismatches:"
+		       " expect %p, got %p\n",
 		       expect_origin, m->origin);
 		return 0;
 	}
@@ -197,12 +202,14 @@
 		nr_t orig = TEST_I + i;
 		{
 			OSMO_ASSERT(nr_map_verify(map, origin1, orig, m[i]));
-			OSMO_ASSERT(nr_map_verify_inv(map, m[i], origin1, orig));
+			OSMO_ASSERT(nr_map_verify_inv(map, m[i], origin1,
+						      orig));
 		}
 		{
 			int i2 = TEST_N_HALF + i;
 			OSMO_ASSERT(nr_map_verify(map, origin2, orig, m[i2]));
-			OSMO_ASSERT(nr_map_verify_inv(map, m[i2], origin2, orig));
+			OSMO_ASSERT(nr_map_verify_inv(map, m[i2], origin2,
+						      orig));
 		}
 	}
 
@@ -401,14 +408,16 @@
 	       imsi_str, apn_ni_str, gtphub_port_str(pp));
 
 	if (imsi_str) {
-		strncpy(resolve_ggsn_got_imsi, imsi_str, sizeof(resolve_ggsn_got_imsi));
+		strncpy(resolve_ggsn_got_imsi, imsi_str,
+			sizeof(resolve_ggsn_got_imsi));
 		resolve_ggsn_got_imsi[sizeof(resolve_ggsn_got_imsi) - 1] = '\0';
 	}
 	else
 		strcpy(resolve_ggsn_got_imsi, "(null)");
 
 	if (apn_ni_str) {
-		strncpy(resolve_ggsn_got_ni, apn_ni_str, sizeof(resolve_ggsn_got_ni));
+		strncpy(resolve_ggsn_got_ni, apn_ni_str,
+			sizeof(resolve_ggsn_got_ni));
 		resolve_ggsn_got_ni[sizeof(resolve_ggsn_got_ni) - 1] = '\0';
 	}
 	else
@@ -418,9 +427,11 @@
 }
 
 #define was_resolved_for(IMSI,NI) _was_resolved_for(IMSI, NI, __FILE__, __LINE__)
-static int _was_resolved_for(const char *imsi, const char *ni, const char *file, int line)
+static int _was_resolved_for(const char *imsi, const char *ni, const char
+			     *file, int line)
 {
-	int cmp0 = strncmp(imsi, resolve_ggsn_got_imsi, sizeof(resolve_ggsn_got_imsi));
+	int cmp0 = strncmp(imsi, resolve_ggsn_got_imsi,
+			   sizeof(resolve_ggsn_got_imsi));
 
 	if (cmp0 != 0) {
 		printf("\n%s:%d: was_resolved_for(): MISMATCH for IMSI\n"
@@ -431,7 +442,8 @@
 		       imsi, resolve_ggsn_got_imsi);
 	}
 
-	int cmp1 = strncmp(ni, resolve_ggsn_got_ni, sizeof(resolve_ggsn_got_ni));
+	int cmp1 = strncmp(ni, resolve_ggsn_got_ni,
+			   sizeof(resolve_ggsn_got_ni));
 	if (cmp1 != 0) {
 		printf("\n%s:%d: was_resolved_for(): MISMATCH for NI\n"
 		       "  expecting: '%s'\n"
@@ -557,7 +569,7 @@
 	now = 123;
 
 	const char *gtp_ping_from_sgsn =
-		"32"	/* 0b001'1 0010: version 1, protocol GTP, with seq nr. */
+		"32"	/* 0b001'1 0010: version 1, protocol GTP, with seq nr */
 		"01"	/* type 01: Echo request */
 		"0004"	/* length of 4 after header TEI */
 		"00000000" /* header TEI == 0 in Echo */
@@ -593,7 +605,7 @@
 	OSMO_ASSERT(!sgsn_port);
 
 	const char *gtp_ping_from_ggsn =
-		"32"	/* 0b001'1 0010: version 1, protocol GTP, with seq nr. */
+		"32"	/* 0b001'1 0010: version 1, protocol GTP, with seq nr */
 		"01"	/* type 01: Echo request */
 		"0004"	/* length of 4 after header TEI */
 		"00000000" /* header TEI == 0 in Echo */
@@ -747,26 +759,28 @@
 
 static int create_pdp_ctx()
 {
-	const char *gtp_req_from_sgsn = MSG_PDP_CTX_REQ("0068",
-							"abcd",
-							"60",
-							"42000121436587f9",
-							"00000123",
-							"00000321",
-							"0009""08696e7465726e6574", /* "(8)internet" */
-							"0004""c0a82a17", /* same as default sgsn_sender */
-							"0004""c0a82a17"
-						       );
-	const char *gtp_req_to_ggsn = MSG_PDP_CTX_REQ("0068",
-						      "6d31",	/* mapped seq ("abcd") */
-						      "60",
-						      "42000121436587f9",
-						      "00000001", /* mapped TEI Data I ("123") */
-						      "00000001", /* mapped TEI Control ("321") */
-						      "0009""08696e7465726e6574",
-						      "0004""7f000201", /* replaced with gtphub's address ggsn ctrl */
-						      "0004""7f000202" /* replaced with gtphub's address ggsn user */
-						     );
+	const char *gtp_req_from_sgsn =
+		MSG_PDP_CTX_REQ("0068",
+				"abcd",
+				"60",
+				"42000121436587f9",
+				"00000123",
+				"00000321",
+				"0009""08696e7465726e6574", /* "(8)internet" */
+				"0004""c0a82a17", /* same as default sgsn_sender */
+				"0004""c0a82a17"
+			       );
+	const char *gtp_req_to_ggsn =
+		MSG_PDP_CTX_REQ("0068",
+				"6d31",	/* mapped seq ("abcd") */
+				"60",
+				"42000121436587f9",
+				"00000001", /* mapped TEI Data I ("123") */
+				"00000001", /* mapped TEI Control ("321") */
+				"0009""08696e7465726e6574",
+				"0004""7f000201", /* replaced with gtphub's ggsn ctrl */
+				"0004""7f000202" /* replaced with gtphub's ggsn user */
+			       );
 
 	LVL2_ASSERT(msg_from_sgsn_c(&sgsn_sender,
 				    &resolved_ggsn_addr,
@@ -774,24 +788,26 @@
 				    gtp_req_to_ggsn));
 	LVL2_ASSERT(was_resolved_for("240010123456789", "internet"));
 
-	const char *gtp_resp_from_ggsn = MSG_PDP_CTX_RSP("004e",
-							 "00000001", /* destination TEI (sent in req above) */
-							 "6d31", /* mapped seq */
-							 "01", /* restart */
-							 "00000567", /* TEI U */
-							 "00000765", /* TEI C */
-							 "0004""c0a82b22", /* GSN addresses */
-							 "0004""c0a82b22"  /* (== resolved_ggsn_addr) */
-							);
-	const char *gtp_resp_to_sgsn = MSG_PDP_CTX_RSP("004e",
-						       "00000321", /* unmapped TEI ("001") */
-						       "abcd", /* unmapped seq ("6d31") */
-						       "01",
-						       "00000002", /* mapped TEI from GGSN ("567") */
-						       "00000002", /* mapped TEI from GGSN ("765") */
-						       "0004""7f000101", /* gtphub's address towards SGSNs (Ctrl) */
-						       "0004""7f000102" /* gtphub's address towards SGSNs (User) */
-						      );
+	const char *gtp_resp_from_ggsn =
+		MSG_PDP_CTX_RSP("004e",
+				"00000001", /* destination TEI (sent in req above) */
+				"6d31", /* mapped seq */
+				"01", /* restart */
+				"00000567", /* TEI U */
+				"00000765", /* TEI C */
+				"0004""c0a82b22", /* GSN addresses */
+				"0004""c0a82b22"  /* (== resolved_ggsn_addr) */
+			       );
+	const char *gtp_resp_to_sgsn =
+		MSG_PDP_CTX_RSP("004e",
+				"00000321", /* unmapped TEI ("001") */
+				"abcd", /* unmapped seq ("6d31") */
+				"01",
+				"00000002", /* mapped TEI from GGSN ("567") */
+				"00000002", /* mapped TEI from GGSN ("765") */
+				"0004""7f000101", /* gtphub's address towards SGSNs (Ctrl) */
+				"0004""7f000102" /* gtphub's address towards SGSNs (User) */
+			       );
 	/* The response should go back to whichever port the request came from
 	 * (unmapped by sequence nr) */
 	LVL2_ASSERT(msg_from_ggsn_c(&resolved_ggsn_addr,
@@ -826,8 +842,10 @@
 	 * 0x00000765 == 1893 (TEI from GGSN Ctrl)
 	 * 0x00000567 == 1383 (TEI from GGSN User)
 	 * Mapped TEIs should be 1 and 2. */
-	OSMO_ASSERT(nr_map_is(&hub->tei_map[GTPH_PLANE_CTRL], "(801->1@21945), (1893->2@21945), "));
-	OSMO_ASSERT(nr_map_is(&hub->tei_map[GTPH_PLANE_USER], "(291->1@21945), (1383->2@21945), "));
+	OSMO_ASSERT(nr_map_is(&hub->tei_map[GTPH_PLANE_CTRL],
+			      "(801->1@21945), (1893->2@21945), "));
+	OSMO_ASSERT(nr_map_is(&hub->tei_map[GTPH_PLANE_USER],
+			      "(291->1@21945), (1383->2@21945), "));
 
 	gtphub_gc(hub, now + EXPIRE_ALL);
 }
@@ -846,7 +864,7 @@
 	resolve_to_sgsn("192.168.42.23", 2152);
 
 	const char *u_from_ggsn =
-		"32" 	/* 0b001'1 0010: version 1, protocol GTP, with seq nr. */ \
+		"32" 	/* 0b001'1 0010: version 1, protocol GTP, with seq nr */
 		"ff"	/* type 255: G-PDU */
 		"0058"	/* length: 88 + 8 octets == 96 */
 		"00000001" /* mapped User TEI for SGSN from create_pdp_ctx() */
@@ -858,7 +876,7 @@
 		"202122232425262728292a2b2c2d2e2f3031323334353637"
 		;
 	const char *u_to_sgsn =
-		"32" 	/* 0b001'1 0010: version 1, protocol GTP, with seq nr. */ \
+		"32" 	/* 0b001'1 0010: version 1, protocol GTP, with seq nr */
 		"ff"	/* type 255: G-PDU */
 		"0058"	/* length: 88 + 8 octets == 96 */
 		"00000123" /* unmapped User TEI */
@@ -877,7 +895,7 @@
 				    u_to_sgsn));
 
 	const char *u_from_sgsn =
-		"32" 	/* 0b001'1 0010: version 1, protocol GTP, with seq nr. */ \
+		"32" 	/* 0b001'1 0010: version 1, protocol GTP, with seq nr */
 		"ff"	/* type 255: G-PDU */
 		"0058"	/* length: 88 + 8 octets == 96 */
 		"00000002" /* mapped User TEI for GGSN from create_pdp_ctx() */
@@ -889,7 +907,7 @@
 		"202122232425262728292a2b2c2d2e2f3031323334353637"
 		;
 	const char *u_to_ggsn =
-		"32" 	/* 0b001'1 0010: version 1, protocol GTP, with seq nr. */ \
+		"32" 	/* 0b001'1 0010: version 1, protocol GTP, with seq nr */
 		"ff"	/* type 255: G-PDU */
 		"0058"	/* length: 88 + 8 octets == 96 */
 		"00000567" /* unmapped User TEI */