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kernel: usercopy functions

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Matheus
2024-06-09 19:31:26 -03:00
parent 429f56aced
commit 50b4b45d00
53 changed files with 712 additions and 260 deletions
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kernel-src/sys/syscalls/getpeername.c
+7 -1
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@@ -6,6 +6,9 @@ syscallret_t syscall_getpeername(context_t *, int fd, void *uaddr, int *addrlen)
.ret = -1
};
ret.errno = ENOSYS;
return ret;
file_t *file = fd_get(fd);
if (file == NULL) {
ret.errno = EBADF;
@@ -30,7 +33,10 @@ syscallret_t syscall_getpeername(context_t *, int fd, void *uaddr, int *addrlen)
if (ret.errno)
goto cleanup;
memcpy(uaddr, &abisockaddr, min(*addrlen, sizeof(abisockaddr_t)));
ret.errno = usercopy_touser(uaddr, &abisockaddr, min(*addrlen, sizeof(abisockaddr_t)));
if (ret.errno)
goto cleanup;
*addrlen = sizeof(abisockaddr_t);
ret.ret = 0;