| /* |
| * (C) 2014 by On-Waves |
| * All Rights Reserved |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2 of the License, or |
| * (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License along |
| * with this program; if not, write to the Free Software Foundation, Inc., |
| * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| */ |
| |
| #include <stdlib.h> |
| #include <osmocom/core/application.h> |
| #include <osmocom/core/logging.h> |
| #include <osmocom/core/utils.h> |
| #include <osmocom/core/msgb.h> |
| #include <setjmp.h> |
| |
| #include <errno.h> |
| |
| #include <string.h> |
| |
| #define CHECK_RC(rc) \ |
| if (rc != 0) { \ |
| printf("Operation failed rc=%d on %s:%d\n", rc, __FILE__, __LINE__); \ |
| abort(); \ |
| } |
| |
| static jmp_buf jmp_env; |
| static int jmp_env_valid = 0; |
| static void osmo_panic_raise(const char *fmt, va_list args) |
| { |
| /* |
| * The args can include pointer values which are not suitable for |
| * regression testing. So just write the (hopefully constant) format |
| * string to stdout and write the full message to stderr. |
| */ |
| printf("%s", fmt); |
| vfprintf(stderr, fmt, args); |
| if (!jmp_env_valid) |
| abort(); |
| longjmp(jmp_env, 1); |
| } |
| |
| /* Note that this does not nest */ |
| #define OSMO_PANIC_TRY(pE) (osmo_panic_try(pE, setjmp(jmp_env))) |
| |
| static int osmo_panic_try(volatile int *exception, int setjmp_result) |
| { |
| jmp_env_valid = setjmp_result == 0; |
| *exception = setjmp_result; |
| |
| if (setjmp_result) |
| fprintf(stderr, "Exception caught: %d\n", setjmp_result); |
| |
| return *exception == 0; |
| } |
| |
| static void test_msgb_api() |
| { |
| struct msgb *msg = msgb_alloc_headroom(4096, 128, "data"); |
| unsigned char *cptr = NULL; |
| int rc; |
| |
| printf("Testing the msgb API\n"); |
| |
| printf("Buffer: %s\n", msgb_hexdump(msg)); |
| OSMO_ASSERT(msgb_test_invariant(msg)); |
| cptr = msg->l1h = msgb_put(msg, 4); |
| printf("put(4) -> data%+d\n", cptr - msg->data); |
| printf("Buffer: %s\n", msgb_hexdump(msg)); |
| OSMO_ASSERT(msgb_test_invariant(msg)); |
| cptr = msg->l2h = msgb_put(msg, 4); |
| printf("put(4) -> data%+d\n", cptr - msg->data); |
| printf("Buffer: %s\n", msgb_hexdump(msg)); |
| OSMO_ASSERT(msgb_test_invariant(msg)); |
| cptr = msg->l3h = msgb_put(msg, 4); |
| printf("put(4) -> data%+d\n", cptr - msg->data); |
| printf("Buffer: %s\n", msgb_hexdump(msg)); |
| OSMO_ASSERT(msgb_test_invariant(msg)); |
| cptr = msg->l4h = msgb_put(msg, 4); |
| printf("put(4) -> data%+d\n", cptr - msg->data); |
| printf("Buffer: %s\n", msgb_hexdump(msg)); |
| OSMO_ASSERT(msgb_test_invariant(msg)); |
| OSMO_ASSERT(msgb_length(msg) == 16); |
| cptr = msgb_push(msg, 4); |
| printf("push(4) -> data%+d\n", cptr - msg->data); |
| printf("Buffer: %s\n", msgb_hexdump(msg)); |
| OSMO_ASSERT(msgb_test_invariant(msg)); |
| OSMO_ASSERT(msgb_length(msg) == 20); |
| rc = msgb_trim(msg, 16); |
| printf("trim(16) -> %d\n", rc); |
| CHECK_RC(rc); |
| OSMO_ASSERT(msgb_test_invariant(msg)); |
| printf("Buffer: %s\n", msgb_hexdump(msg)); |
| OSMO_ASSERT(msgb_length(msg) == 16); |
| |
| cptr = msgb_get(msg, 4); |
| printf("get(4) -> data%+d\n", cptr - msg->data); |
| printf("Buffer: %s\n", msgb_hexdump(msg)); |
| OSMO_ASSERT(msgb_test_invariant(msg)); |
| OSMO_ASSERT(msgb_length(msg) == 12); |
| |
| printf("Test msgb_hexdump\n"); |
| msg->l1h = msg->head; |
| printf("Buffer: %s\n", msgb_hexdump(msg)); |
| msg->l3h = msg->data; |
| printf("Buffer: %s\n", msgb_hexdump(msg)); |
| msg->l3h = msg->head - 1; |
| printf("Buffer: %s\n", msgb_hexdump(msg)); |
| |
| msgb_free(msg); |
| } |
| |
| static struct log_info info = {}; |
| |
| int main(int argc, char **argv) |
| { |
| osmo_init_logging(&info); |
| |
| test_msgb_api(); |
| |
| printf("Success.\n"); |
| |
| return 0; |
| } |