[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_write.c b/ap/app/shm_test/shm_write.c
new file mode 100755
index 0000000..a609e49
--- /dev/null
+++ b/ap/app/shm_test/shm_write.c
@@ -0,0 +1,143 @@
+#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_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_MIN(x,y) ((x)<(y)?(x):(y))
+
+typedef struct
+{
+ key_t key;
+ int shmid;
+ unsigned int shm_size;
+}shm_node_t;
+
+typedef struct
+{
+ int write;
+ char data[SHM_TEXT_SIZE];
+}shm_use_remote;
+
+shm_node_t shm_node;
+
+int main (int argc, char *argv[])
+{
+ int opt;
+ int ret = 0;
+ int shmid = 0;
+ int copy_size = 0;
+ unsigned int shm_size = 0;
+ key_t key = 0;
+ char *pshm = NULL;
+ char *write_data = NULL;
+ extern char *optarg;
+ shm_use_remote *shared;
+
+ while ((opt = getopt(argc,argv,"k:d:s::")) != EOF)
+ {
+ switch (opt)
+ {
+ case 'k':
+ key = atoi(optarg);
+ break;
+ case 'd':
+ write_data = optarg;
+ break;
+ case 's':
+ shm_size = atoi(optarg);
+ break;
+ default:
+ break;
+ }
+ }
+
+ if (key == 0 || !write_data)
+ {
+ printf("param error: you can input \"shm_write -k -200 -d \"123456\" -s1024 \n");
+ printf("or \"shm_read -k -200 -d \"123456\" \n");
+ printf("-k -200: create a shm using key -200\n");
+ printf("-d \"123456\": the data write to shm: for example, 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 write test: key is %d, shm_size is %d\n", key, shm_size);
+
+ shmid = shmget(key, shm_size, 0666|IPC_CREAT);
+ if(shmid < 0)
+ {
+ printf("shmid return error\n");
+ return -1;
+ }
+ printf("shmid %d \n",shmid);
+
+ pshm = (char *)shmat(shmid, 0, 0);
+ if (pshm == NULL)
+ {
+ printf("shmat return error\n");
+ return -1;
+ }
+
+ printf("pshm 0x%x \n",pshm);
+ shared = (shm_use_remote *)pshm;
+
+ shm_node.key = key;
+ shm_node.shm_size = shm_size;
+
+ copy_size = SHM_MIN(strlen(write_data), (SHM_TEXT_SIZE - 1));
+
+ while(1)
+ {
+ if(shared->write == 1)
+ {
+ strncpy(shared->data, write_data, copy_size);
+ printf("AP write %s to shm\n", write_data);
+ shared->write = 0;
+ break;
+ }
+ else{
+ sleep(2);
+ }
+ }
+
+ if(shmdt(pshm) < 0)
+ {
+ printf("shmdt errno %d: %s\n", errno, strerror(errno));
+ return -1;
+ }
+
+ if(shmctl(shmid, IPC_RMID, NULL) == -1)
+ {
+ printf("shmctl errno %d: %s\n", errno, strerror(errno));
+ return -1;
+ }
+
+ printf("shm write end\n");
+
+ return 0;
+}
+
+