| /* |
| * Copyright (c) 2004, Intel Corporation. All rights reserved. |
| * Created by: crystal.xiong REMOVE-THIS AT intel DOT com |
| * This file is licensed under the GPL license. For the full content |
| * of this license, see the COPYING file at the top level of this |
| * source tree. |
| |
| * Test pthread_attr_setstack() |
| * |
| * Steps: |
| * 1. Initialize pthread_attr_t object (attr) |
| * 2. set the stackaddr and stacksize to attr |
| * 3. create a thread with the attr |
| * 4. Call a function in the created thread, |
| * which can be treated as reading and writing the stack |
| */ |
| |
| #include <pthread.h> |
| #include <limits.h> |
| #include <stdio.h> |
| #include <string.h> |
| #include <stdlib.h> |
| #include <sys/param.h> |
| #include <errno.h> |
| #include <unistd.h> |
| #include "posixtest.h" |
| |
| #define TEST "4-1" |
| #define FUNCTION "pthread_attr_setstack" |
| #define ERROR_PREFIX "unexpected error: " FUNCTION " " TEST ": " |
| |
| #define STACKADDROFFSET 0x8000000 |
| |
| static void *stack_addr; |
| size_t stack_size; |
| |
| int teststack() { |
| return 0; |
| } |
| void *thread_func() |
| { |
| /* execute a function to test the read/right of the stack*/ |
| if (teststack() != 0) { |
| perror(ERROR_PREFIX "stack wrong"); |
| exit(PTS_FAIL); |
| } |
| pthread_exit(0); |
| return NULL; |
| } |
| int main() |
| { |
| pthread_t new_th; |
| pthread_attr_t attr; |
| size_t ssize; |
| void *saddr; |
| int rc; |
| |
| /* Initialize attr */ |
| rc = pthread_attr_init(&attr); |
| if (rc != 0) { |
| perror(ERROR_PREFIX "pthread_attr_init"); |
| exit(PTS_UNRESOLVED); |
| } |
| |
| /* Get the default stack_addr and stack_size value */ |
| rc = pthread_attr_getstack(&attr, &stack_addr, &stack_size); |
| if (rc != 0) { |
| perror(ERROR_PREFIX "pthread_attr_getstack"); |
| exit(PTS_UNRESOLVED); |
| } |
| /* printf("stack_addr = %p, stack_size = %u\n", stack_addr, stack_size); */ |
| |
| stack_size = PTHREAD_STACK_MIN; |
| |
| if (posix_memalign (&stack_addr, sysconf(_SC_PAGE_SIZE), |
| stack_size) != 0) |
| { |
| perror (ERROR_PREFIX "out of memory while " |
| "allocating the stack memory"); |
| exit(PTS_UNRESOLVED); |
| } |
| /* printf("stack_addr = %p, stack_size = %u\n", stack_addr, stack_size); */ |
| |
| rc = pthread_attr_setstack(&attr, stack_addr, stack_size); |
| if (rc != 0) { |
| perror(ERROR_PREFIX "pthread_attr_setstack"); |
| exit(PTS_UNRESOLVED); |
| } |
| |
| rc = pthread_attr_getstack(&attr, &saddr, &ssize); |
| if (rc != 0) { |
| perror(ERROR_PREFIX "pthread_attr_getstack"); |
| exit(PTS_UNRESOLVED); |
| } |
| /* printf("saddr = %p, ssize = %u\n", saddr, ssize); */ |
| |
| if (ssize != stack_size || saddr != stack_addr) |
| { |
| perror(ERROR_PREFIX "got the wrong stacksize or stackaddr"); |
| exit(PTS_FAIL); |
| } |
| |
| rc = pthread_create(&new_th, &attr, thread_func, NULL); |
| if (rc !=0) { |
| perror(ERROR_PREFIX "failed to create a thread"); |
| exit(PTS_FAIL); |
| } |
| |
| rc = pthread_join(new_th, NULL); |
| if (rc != 0) |
| { |
| perror(ERROR_PREFIX "pthread_join"); |
| exit(PTS_UNRESOLVED); |
| } |
| |
| rc = pthread_attr_destroy(&attr); |
| if (rc != 0) |
| { |
| perror(ERROR_PREFIX "pthread_attr_destroy"); |
| exit(PTS_UNRESOLVED); |
| } |
| |
| printf("Test PASSED\n"); |
| return PTS_PASS; |
| } |