[Feature][ZXW-88]merge P50 version
Only Configure: No
Affected branch: master
Affected module: unknown
Is it affected on both ZXIC and MTK: only ZXIC
Self-test: Yes
Doc Update: No
Change-Id: I34667719d9e0e7e29e8e4368848601cde0a48408
diff --git a/ap/app/shm_test/shm_posix_read.c b/ap/app/shm_test/shm_posix_read.c
new file mode 100755
index 0000000..15576f3
--- /dev/null
+++ b/ap/app/shm_test/shm_posix_read.c
@@ -0,0 +1,170 @@
+#include <errno.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include <signal.h>
+#include <time.h>
+#include <pthread.h>
+#include <sys/prctl.h>
+#include <sys/ipc.h>
+#include <sys/shm.h>
+#include <sys/types.h>
+#include <unistd.h>
+#include <assert.h>
+#include <sys/mman.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+
+/**
+ * ºê¶¨Òå
+ */
+#define SHM_NAME_SIZE (128)
+#define SHM_TEXT_SIZE (8192)
+#define SHM_PAGE_SIZE (4096)
+#define SHM_ALLOC_ONE_PAGE_SIZE (1024)
+#define SHM_ALLOC_TWO_PAGE_SIZE (8100)
+#define SHM_ALLOC_FOUR_PAGE_SIZE (16000)
+#define SHM_NAME_CROSS_PREFIX ("remote-")
+
+/**
+ * Êý¾ÝÀàÐͶ¨Òå
+ */
+typedef int bool;
+enum
+{
+ FALSE,
+ TRUE
+};
+
+typedef struct
+{
+ unsigned int shm_size;
+ char name[SHM_NAME_SIZE];
+}shm_node_t;
+
+typedef struct
+{
+ int write;
+ char data[SHM_TEXT_SIZE];
+}shm_use_remote;
+
+shm_node_t shm_node;
+
+bool shm_is_remote(const char *shm_name)
+{
+ if (!shm_name)
+ return FALSE;
+ if (strncmp(shm_name, SHM_NAME_CROSS_PREFIX, strlen(SHM_NAME_CROSS_PREFIX)) == 0)
+ return TRUE;
+ else
+ return FALSE;
+}
+
+int main (int argc, char *argv[])
+{
+ int opt;
+ int shmfd = 0;
+ int ret = 0;
+ unsigned int shm_size = 0;
+ char *name = NULL;
+ char *pshm = NULL;
+ char *read_data = NULL;
+ extern char *optarg;
+
+ shm_use_remote *shared;
+
+ while ((opt = getopt(argc,argv,"n:d:s::")) != EOF)
+ {
+ switch (opt)
+ {
+ case 'n':
+ name = optarg;
+ break;
+ case 'd':
+ read_data = optarg;
+ break;
+ case 's':
+ shm_size = atoi(optarg);
+ break;
+ default:
+ break;
+ }
+ }
+
+ if (!name || !read_data)
+ {
+ printf("param error: you can input \"shm_posix_read -n \"remote-shm_test\" -d \"123456\" -s1024 \n");
+ printf("or \"shm_posix_read -n \"remote-shm_test\" -d \"123456\" \n");
+ printf("-n \"remote-shm_test\": create a shm using name remote-shm_test\n");
+ printf("-d \"123456\": if we write 123456 to shm, then can read 123456 form shm, the test case is pass! \n");
+ printf("-s1024: set the size of shm, then the default size is 1024 \n");
+ return -1;
+ }
+
+ if (shm_size == 0)
+ shm_size = SHM_ALLOC_ONE_PAGE_SIZE;
+
+ printf("AP read test: name is %s, shm_size is %d\n", name, shm_size);
+
+ shmfd = shm_open(name, O_CREAT | O_RDWR, 0666);
+ if(shmfd < 0)
+ {
+ perror("shm_open fail\n");
+ exit(1);
+ }
+ printf("shm_open return ok\n");
+
+ if(ftruncate(shmfd, shm_size) == -1)
+ {
+ perror("ftruncate fail\n");
+ exit(1);
+ }
+
+ pshm = (char *)mmap(NULL, shm_size, PROT_READ|PROT_WRITE, MAP_SHARED, shmfd, 0);
+ if (pshm == MAP_FAILED)
+ {
+ perror("mmap fail\n");
+ exit(1);
+ }
+ printf("mmap return ok\n");
+ shm_node.shm_size = shm_size;
+ strncpy(shm_node.name, name, SHM_NAME_SIZE-1);
+
+ shared = (shm_use_remote *)pshm;
+ shared->write = 1;
+ printf("read_data %s ok\n", read_data);
+
+ while(1)
+ {
+ if(strncmp(shared->data, read_data, sizeof(read_data)) == 0)
+ {
+ printf("Success, AP read %s from shm\n", read_data);
+ break;
+ }
+ else
+ sleep(2);
+ }
+
+ ret = munmap(pshm, shm_size);
+ if(ret < 0)
+ {
+ printf("munmap return errno %d: %s\n", errno, strerror(errno));
+ exit(1);
+ }
+
+ if(shm_is_remote(name))
+ {
+ ret = shm_unlink(name);
+ if(ret < 0)
+ {
+ printf("shm_unlink errno %d: %s\n", errno, strerror(errno));
+ exit(1);
+ }
+ }
+ close(shmfd);
+
+ printf("shm posix read end\n");
+ return 0;
+}
+