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Merge pull request #8622 from miri64/gnrc_netreg/fix/revert-8517-partly

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gnrc_netreg: Revert #8517 partly
This commit is contained in:
Martine Lenders 2018-02-23 12:29:26 +01:00 committed by GitHub
commit f5b65abb30
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GPG Key ID: 4AEE18F83AFDEB23
4 changed files with 90 additions and 55 deletions
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13
sys/include/net/gnrc/netreg.h
View File

@ -333,6 +333,19 @@ void gnrc_netreg_unregister(gnrc_nettype_t type, gnrc_netreg_entry_t *entry);
*/
gnrc_netreg_entry_t *gnrc_netreg_lookup(gnrc_nettype_t type, uint32_t demux_ctx);
/**
* @brief Returns number of entries with the same gnrc_netreg_entry_t::type and
* gnrc_netreg_entry_t::demux_ctx.
*
* @param[in] type Type of the protocol.
* @param[in] demux_ctx The demultiplexing context for the registered thread.
* See gnrc_netreg_entry_t::demux_ctx.
*
* @return Number of entries with the same gnrc_netreg_entry_t::type and
* gnrc_netreg_entry_t::demux_ctx as the given parameters.
*/
int gnrc_netreg_num(gnrc_nettype_t type, uint32_t demux_ctx);
/**
* @brief Returns the next entry after @p entry with the same
* gnrc_netreg_entry_t::type and gnrc_netreg_entry_t::demux_ctx as the

12
sys/net/gnrc/netapi/gnrc_netapi.c
View File

@ -94,13 +94,14 @@ static inline int _snd_rcv_mbox(mbox_t *mbox, uint16_t type, gnrc_pktsnip_t *pkt
int gnrc_netapi_dispatch(gnrc_nettype_t type, uint32_t demux_ctx,
uint16_t cmd, gnrc_pktsnip_t *pkt)
{
int numof = 0;
int numof = gnrc_netreg_num(type, demux_ctx);
if (numof != 0) {
gnrc_netreg_entry_t *sendto = gnrc_netreg_lookup(type, demux_ctx);
gnrc_pktbuf_hold(pkt, numof - 1);
while (sendto) {
if (numof != 0) {
gnrc_pktbuf_hold(pkt, 1);
}
#if defined(MODULE_GNRC_NETAPI_MBOX) || defined(MODULE_GNRC_NETAPI_CALLBACKS)
int release = 0;
switch (sendto->type) {
@ -137,9 +138,10 @@ int gnrc_netapi_dispatch(gnrc_nettype_t type, uint32_t demux_ctx,
gnrc_pktbuf_release(pkt);
}
#endif
numof++;
sendto = gnrc_netreg_getnext(sendto);
}
}
return numof;
}

11
sys/net/gnrc/netreg/gnrc_netreg.c
View File

@ -96,6 +96,17 @@ gnrc_netreg_entry_t *gnrc_netreg_lookup(gnrc_nettype_t type, uint32_t demux_ctx)
return _netreg_lookup(NULL, type, demux_ctx);
}
int gnrc_netreg_num(gnrc_nettype_t type, uint32_t demux_ctx)
{
int num = 0;
gnrc_netreg_entry_t *entry = NULL;
while((entry = _netreg_lookup(entry, type, demux_ctx)) != NULL) {
num++;
}
return num;
}
gnrc_netreg_entry_t *gnrc_netreg_getnext(gnrc_netreg_entry_t *entry)
{
return (entry ? _netreg_lookup(entry, 0, entry->demux_ctx) : NULL);

45
tests/unittests/tests-netreg/tests-netreg.c
View File

@ -85,13 +85,6 @@ void test_netreg_unregister__success3(void)
TEST_ASSERT_NULL(gnrc_netreg_lookup(GNRC_NETTYPE_TEST, TEST_UINT16));
}
void test_netreg_lookup__empty(void)
{
TEST_ASSERT_NULL(gnrc_netreg_lookup(GNRC_NETTYPE_TEST, TEST_UINT16));
TEST_ASSERT_NULL(gnrc_netreg_lookup(GNRC_NETTYPE_TEST, TEST_UINT16 + 1));
TEST_ASSERT_NULL(gnrc_netreg_lookup(GNRC_NETTYPE_TEST, GNRC_NETREG_DEMUX_CTX_ALL));
}
void test_netreg_lookup__wrong_type_undef(void)
{
TEST_ASSERT_EQUAL_INT(0, gnrc_netreg_register(GNRC_NETTYPE_TEST, &entries[0]));
@ -104,17 +97,31 @@ void test_netreg_lookup__wrong_type_numof(void)
TEST_ASSERT_NULL(gnrc_netreg_lookup(GNRC_NETTYPE_NUMOF, TEST_UINT16));
}
void test_netreg_lookup__2_entries(void)
void test_netreg_num__empty(void)
{
TEST_ASSERT_EQUAL_INT(0, gnrc_netreg_num(GNRC_NETTYPE_TEST, TEST_UINT16));
TEST_ASSERT_EQUAL_INT(0, gnrc_netreg_num(GNRC_NETTYPE_TEST, TEST_UINT16 + 1));
TEST_ASSERT_EQUAL_INT(0, gnrc_netreg_num(GNRC_NETTYPE_TEST, GNRC_NETREG_DEMUX_CTX_ALL));
}
void test_netreg_num__wrong_type_undef(void)
{
gnrc_netreg_entry_t *res = NULL;
/* add first entry, first lookup != NULL; second == NULL */
TEST_ASSERT_EQUAL_INT(0, gnrc_netreg_register(GNRC_NETTYPE_TEST, &entries[0]));
TEST_ASSERT_NOT_NULL((res = gnrc_netreg_lookup(GNRC_NETTYPE_TEST, TEST_UINT16)));
TEST_ASSERT_NULL((res = gnrc_netreg_getnext(res)));
/* add second entry, both lookups != NULL */
TEST_ASSERT_EQUAL_INT(0, gnrc_netreg_num(GNRC_NETTYPE_UNDEF, TEST_UINT16));
}
void test_netreg_num__wrong_type_numof(void)
{
TEST_ASSERT_EQUAL_INT(0, gnrc_netreg_register(GNRC_NETTYPE_TEST, &entries[0]));
TEST_ASSERT_EQUAL_INT(0, gnrc_netreg_num(GNRC_NETTYPE_NUMOF, TEST_UINT16));
}
void test_netreg_num__2_entries(void)
{
TEST_ASSERT_EQUAL_INT(0, gnrc_netreg_register(GNRC_NETTYPE_TEST, &entries[0]));
TEST_ASSERT_EQUAL_INT(1, gnrc_netreg_num(GNRC_NETTYPE_TEST, TEST_UINT16));
TEST_ASSERT_EQUAL_INT(0, gnrc_netreg_register(GNRC_NETTYPE_TEST, &entries[1]));
TEST_ASSERT_NOT_NULL((res = gnrc_netreg_lookup(GNRC_NETTYPE_TEST, TEST_UINT16)));
TEST_ASSERT_NOT_NULL((res = gnrc_netreg_getnext(res)));
TEST_ASSERT_EQUAL_INT(2, gnrc_netreg_num(GNRC_NETTYPE_TEST, TEST_UINT16));
}
void test_netreg_getnext__NULL(void)
@ -127,7 +134,7 @@ void test_netreg_getnext__2_entries(void)
{
gnrc_netreg_entry_t *res = NULL;
test_netreg_lookup__2_entries();
test_netreg_num__2_entries();
TEST_ASSERT_NOT_NULL((res = gnrc_netreg_lookup(GNRC_NETTYPE_TEST, TEST_UINT16)));
TEST_ASSERT_NOT_NULL(gnrc_netreg_getnext(res));
}
@ -140,10 +147,12 @@ Test *tests_netreg_tests(void)
new_TestFixture(test_netreg_unregister__success),
new_TestFixture(test_netreg_unregister__success2),
new_TestFixture(test_netreg_unregister__success3),
new_TestFixture(test_netreg_lookup__empty),
new_TestFixture(test_netreg_lookup__wrong_type_undef),
new_TestFixture(test_netreg_lookup__wrong_type_numof),
new_TestFixture(test_netreg_lookup__2_entries),
new_TestFixture(test_netreg_num__empty),
new_TestFixture(test_netreg_num__wrong_type_undef),
new_TestFixture(test_netreg_num__wrong_type_numof),
new_TestFixture(test_netreg_num__2_entries),
new_TestFixture(test_netreg_getnext__NULL),
new_TestFixture(test_netreg_getnext__2_entries),
};