diff options
author | Waldemar Brodkorb <wbx@openadk.org> | 2025-07-30 06:12:41 +0200 |
---|---|---|
committer | Waldemar Brodkorb <wbx@openadk.org> | 2025-07-30 06:12:41 +0200 |
commit | 4b5778a68286ccc4a6a0a1046b3312eaec1e4a29 (patch) | |
tree | c711736324450f8e760dd96a10e73fb03170614a | |
parent | 7a83cb6e9660fb7bd80d3fa88f0bf7202525070f (diff) |
Add new tests for SysV IPC and Time64
Signed-off-by: 刘瑜 <yu.liu@ingenic.com>
-rwxr-xr-x | test/misc/tst-msgctl.c | 167 | ||||
-rw-r--r-- | test/misc/tst-semctl.c | 84 | ||||
-rw-r--r-- | test/misc/tst-shmctl.c | 70 |
3 files changed, 252 insertions, 69 deletions
diff --git a/test/misc/tst-msgctl.c b/test/misc/tst-msgctl.c index 28306d5..d11380b 100755 --- a/test/misc/tst-msgctl.c +++ b/test/misc/tst-msgctl.c @@ -1,84 +1,113 @@ #include <stdio.h> #include <stdlib.h> #include <string.h> -#include <time.h> #include <sys/ipc.h> #include <sys/msg.h> +#include <sys/sem.h> +#include <sys/shm.h> #include <sys/types.h> +#include <time.h> +#include <unistd.h> // Define the message structure -struct msg_buffer { - long msg_type; - char msg_text[100]; +struct message { + long mtype; // Message Type + char mtext[100]; // Message body }; -void print_queue_times(int msgid) { - struct msqid_ds info; - if (msgctl(msgid, IPC_STAT, &info) == -1) { - perror("msgctl IPC_STAT failed"); - exit(1); - } - - printf("Last send time (msg_stime): %s", ctime(&info.msg_stime)); - printf("Last recv time (msg_rtime): %s", ctime(&info.msg_rtime)); - printf("Last change time (msg_ctime): %s", ctime(&info.msg_ctime)); +struct timespec ts = { + .tv_sec = 3468960000, // 2075-12-05 Destination timestamp + .tv_nsec = 0 +}; +void print_msqid_ds(struct msqid_ds *buf) { + printf("perms: %o\n", buf->msg_perm.mode); + printf("UID: %d\n", buf->msg_perm.uid); + printf("GID: %d\n", buf->msg_perm.gid); + printf("Current number of bytes in the queue: %d\n", buf->msg_cbytes); + printf("Number of messages in the queue: %d\n", buf->msg_qnum); + printf("Maximum number of bytes allowed in the queue: %d\n", buf->msg_qbytes); + printf("Last sent time: %s", buf->msg_stime ? ctime(&buf->msg_stime) + 4 : "Not set \n"); + printf("Last received time: %s", buf->msg_rtime ? ctime(&buf->msg_rtime) + 4 : "Not set \n"); } + int main() { - key_t key; - int msgid; - struct msqid_ds buf; - - // Generate a unique key - key = ftok("progfile", 65); - - // Create a message queue and return its id - msgid = msgget(key, 0666 | IPC_CREAT); - if (msgid == -1) { - perror("msgget failed"); - exit(EXIT_FAILURE); - } - - // Prepare message to send - struct msg_buffer message; - message.msg_type = 1; - strcpy(message.msg_text, "Hello from message queue!"); - - // Send the message - if (msgsnd(msgid, &message, sizeof(message.msg_text), 0) < 0) { - perror("msgsnd failed"); - exit(EXIT_FAILURE); - } - - printf("Message sent: %s\n", message.msg_text); - print_queue_times(msgid); // Show msg_stime after sending - - // Get information about the message queue - if (msgctl(msgid, IPC_STAT, &buf) == -1) { - perror("msgctl - IPC_STAT failed"); - exit(EXIT_FAILURE); - } - - // Print some info from the msqid_ds structure - printf("Message queue ID: %d\n", msgid); - - // Receive the message - struct msg_buffer received; - if (msgrcv(msgid, &received, sizeof(received.msg_text), 1, 0) < 0) { - perror("msgrcv failed"); - exit(EXIT_FAILURE); - } - printf("Message received: %s\n", received.msg_text); - print_queue_times(msgid); // Show msg_stime after receiving - - // Remove the message queue - if (msgctl(msgid, IPC_RMID, NULL) == -1) { - perror("msgctl - IPC_RMID failed"); - exit(EXIT_FAILURE); - } - - printf("Message queue removed successfully.\n"); - - return 0; + + if (clock_settime(CLOCK_REALTIME, &ts) == -1) { // Set the time to after 2038 + perror("Error setting time"); + return 1; + } + + key_t key = ftok(".", 123); + if (key == -1) { + perror("ftok"); + return 1; + } + + int msqid = msgget(key, 0644 | IPC_CREAT); // Set to write/read only (not full permissions) + if (msqid == -1) { + perror("msgget"); + return 1; + } + + // Get message queue status + struct msqid_ds buf; + memset(&buf, 0, sizeof(buf)); // Clear the structure + if (msgctl(msqid, IPC_STAT, &buf) == -1) { + perror("msgctl"); + return 1; + } + + // Print message queue information + printf("=== Initial queue status ===\n"); + printf("key: %x\n", key); + printf("msqid: %d\n", msqid); + print_msqid_ds(&buf); + + // Prepare the message to be sent + struct message msg = {0}; + msg.mtype = 1; // Set the message type to 1 + int i =0; + + for(i =0; i< 2; i++) + { + snprintf(msg.mtext, sizeof(msg.mtext), "Hello, Message Queue %d!", i); + msg.mtext[sizeof(msg.mtext) - 1] = '\0'; // Ensure the message ends with a '\0' + + // Send the message + if (msgsnd(msqid, &msg, strlen(msg.mtext) + 1, 0) == -1) { + perror("msgsnd"); + return 1; + } + printf("Message sent: %s\n", msg.mtext); + + // Check the queue status again + memset(&buf, 0, sizeof(buf)); // Clear the structure + if (msgctl(msqid, IPC_STAT, &buf) == -1) { + perror("msgctl"); + return 1; + } + + printf("\n=== Queue status after the message is sent ===\n"); + print_msqid_ds(&buf); + } + + // Change permissions + buf.msg_perm.mode = 0600; // New permissions + + if (msgctl(msqid, IPC_SET, &buf) == -1) { + perror("msgctl IPC_SET failed"); + msgctl(msqid, IPC_RMID, NULL); + exit(EXIT_FAILURE); + } + + if ((buf.msg_stime - ts.tv_sec > 60) || (ts.tv_sec - buf.msg_stime > 60)) { + printf("\nMsgctl get a error time! \n"); + exit(EXIT_FAILURE); + } + + msgctl(msqid, IPC_RMID, NULL); + + return 0; } diff --git a/test/misc/tst-semctl.c b/test/misc/tst-semctl.c new file mode 100644 index 0000000..a4d69e2 --- /dev/null +++ b/test/misc/tst-semctl.c @@ -0,0 +1,84 @@ +#include <stdio.h> +#include <stdlib.h> +#include <sys/types.h> +#include <sys/ipc.h> +#include <sys/sem.h> +#include <time.h> +#include <unistd.h> + +union semun { + int val; + struct semid_ds *buf; + unsigned short *array; +}; + +struct timespec ts = { + .tv_sec = 3468960000, // 3468960000 2075-12-05 Destination timestamp + .tv_nsec = 0 +}; + +void print_semid_ds(struct semid_ds *ds) { + printf("sem_perm.uid: %d\n", ds->sem_perm.uid); + printf("sem_perm.gid: %d\n", ds->sem_perm.gid); + printf("sem_perm.cuid: %d\n", ds->sem_perm.cuid); + printf("sem_perm.cgid: %d\n", ds->sem_perm.cgid); + printf("sem_perm.mode: %o\n", ds->sem_perm.mode); + printf("sem_nsems: %d\n", ds->sem_nsems); + printf("sem_otime: %s", ctime(&ds->sem_otime)); + printf("sem_ctime: %s \n", ctime(&ds->sem_ctime)); +} + +int main() { + int semid; + union semun arg; + struct semid_ds ds; + + if (clock_settime(CLOCK_REALTIME, &ts) == -1) { // Set the time to after 2038 + perror("Error setting time"); + return 1; + } + + // Create a semaphore set + if ((semid = semget(IPC_PRIVATE, 1, 0666 | IPC_CREAT)) == -1) { + perror("semget failed"); + exit(1); + } + + // Get the semid_ds structure + arg.buf = &ds; + if (semctl(semid, 0, IPC_STAT, arg) == -1) { + perror("semctl IPC_STAT failed"); + exit(1); + } + + // Print the structure contents + printf("=== semid_ds structure values ===\n"); + print_semid_ds(&ds); + + + // Change permissions + ds.sem_perm.mode = 0600; // Change to new permissions + + if (semctl(semid, 0, IPC_SET, arg) == -1) { + perror("semctl IPC_SET failed"); + semctl(semid, 0, IPC_RMID); + exit(EXIT_FAILURE); + } + + // Print the structure contents + printf("=== semid_ds structure values ===\n"); + print_semid_ds(&ds); + + if ((ds.sem_ctime - ts.tv_sec > 60) || (ts.tv_sec - ds.sem_ctime > 60)) { + printf("\nSemctl get a error time! \n"); + exit(EXIT_FAILURE); + } + + // Delete a semaphore + if (semctl(semid, 0, IPC_RMID) == -1) { + perror("semctl IPC_RMID failed"); + exit(1); + } + + return 0; +} diff --git a/test/misc/tst-shmctl.c b/test/misc/tst-shmctl.c new file mode 100644 index 0000000..ca51377 --- /dev/null +++ b/test/misc/tst-shmctl.c @@ -0,0 +1,70 @@ +#include <stdio.h> +#include <stdlib.h> +#include <sys/ipc.h> +#include <sys/shm.h> +#include <time.h> +#include <unistd.h> + +struct timespec ts = { + .tv_sec = 3468960000, // 2075-12-05 Destination timestamp + .tv_nsec = 0 +}; + +void print_shmid_ds(struct shmid_ds *buf) { + printf("shm_perm.uid: %d \n", buf->shm_perm.uid); + printf("shm_perm.gid: %d \n", buf->shm_perm.gid); + printf("shm_perm.cuid: %d \n", buf->shm_perm.cuid); + printf("shm_perm.cgid: %d \n", buf->shm_perm.cgid); + printf("shm_perm.mode: %o \n", buf->shm_perm.mode); + printf("shm_segsz: %lu \n", buf->shm_segsz); + printf("shm_lpid: %d \n", buf->shm_lpid); + printf("shm_cpid: %d \n", buf->shm_cpid); + printf("shm_nattch: %lu \n", buf->shm_nattch); + printf("shm_atime: %s", buf->shm_atime ? ctime(&buf->shm_atime) : "Not set\n"); + printf("shm_dtime: %s", buf->shm_dtime ? ctime(&buf->shm_dtime) : "Not set\n"); + printf("shm_ctime: %s\n", ctime(&buf->shm_ctime)); +} + +int main() { + + if (clock_settime(CLOCK_REALTIME, &ts) == -1) { // Set the time to after 2038 + perror("Error setting time"); + return 1; + } + + key_t key = ftok(".", 'S'); + int shmid = shmget(key, 1024, IPC_CREAT | 0666); + if (shmid == -1) { + perror("shmget"); + exit(1); + } + + struct shmid_ds buf; + if (shmctl(shmid, IPC_STAT, &buf) == -1) { + perror("shmctl"); + exit(1); + } + + printf("Shared Memory Segment Info:\n"); + print_shmid_ds(&buf); + + // Change to new permissions + buf.shm_perm.mode = 0600; + + if (shmctl(shmid, IPC_SET, &buf) == -1) { + perror("shmctl IPC_SET failed"); + shmctl(shmid, IPC_RMID, NULL); + exit(EXIT_FAILURE); + } + + if ((buf.shm_ctime - ts.tv_sec > 60) || (ts.tv_sec - buf.shm_ctime > 60)) { + printf("\nShmctl get a error time! \n"); + exit(EXIT_FAILURE); + } + + printf("Shared Memory Segment Info:\n"); + print_shmid_ds(&buf); + + shmctl(shmid, IPC_RMID, NULL); + return 0; +} |