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✨ feat(components): add uname support

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This commit is contained in:
xqyjlj
2023-03-31 10:56:37 +08:00
committed by guo
parent c3b08d4288
commit 157dc0959c
5 changed files with 94 additions and 0 deletions
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components/lwp/lwp_syscall.c
+33
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@@ -34,6 +34,7 @@
#endif
#include <fcntl.h>
#include <sys/utsname.h>
#ifdef RT_USING_DFS
#include <poll.h>
@@ -4566,6 +4567,37 @@ rt_weak sysret_t sys_cacheflush(void *addr, int size, int cache)
return -EFAULT;
}
sysret_t sys_uname(struct utsname *uts)
{
struct utsname utsbuff = {0};
int ret = 0;
char *machine;
if (!lwp_user_accessable((void *)uts, sizeof(struct utsname)))
{
return -EFAULT;
}
rt_strncpy(utsbuff.sysname, "RT-Thread", sizeof(utsbuff.sysname));
utsbuff.nodename[0] = '\0';
ret = rt_snprintf(utsbuff.release, sizeof(utsbuff.release), "%u.%u.%u",
RT_VERSION_MAJOR, RT_VERSION_MINOR, RT_VERSION_PATCH);
if (ret < 0) {
return -EIO;
}
ret = rt_snprintf(utsbuff.version, sizeof(utsbuff.version), "RT-Thread %u.%u.%u %s %s",
RT_VERSION_MAJOR, RT_VERSION_MINOR, RT_VERSION_PATCH, __DATE__, __TIME__);
if (ret < 0) {
return -EIO;
}
machine = rt_hw_cpu_arch();
rt_strncpy(utsbuff.machine, machine, sizeof(utsbuff.machine));
utsbuff.domainname[0] = '\0';
lwp_put_to_user(uts, &utsbuff, sizeof utsbuff);
return 0;
}
const static struct rt_syscall_def func_table[] =
{
SYSCALL_SIGN(sys_exit), /* 01 */
@@ -4776,6 +4808,7 @@ const static struct rt_syscall_def func_table[] =
SYSCALL_SIGN(sys_mq_getsetattr),
SYSCALL_SIGN(sys_mq_close),
SYSCALL_SIGN(sys_stat), //TODO should be replaced by sys_lstat if symbolic link are implemented
SYSCALL_SIGN(sys_uname), /* 170 */
};
const void *lwp_get_sys_api(rt_uint32_t number)