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open: fix flags bug

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Matheus
2026-05-13 18:25:51 -03:00
parent 5cfc6cf782
commit a02c7cb731
2 changed files with 25 additions and 2 deletions
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kernel-src/sys/syscalls/open.c
+24 -2
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@@ -6,14 +6,36 @@
#include <logging.h>
#include <kernel/auth.h>
static int open_flags_to_file_flags(int *file_flags) {
int access = *file_flags & O_ACCMODE;
*file_flags &= ~O_ACCMODE;
switch (access) {
case O_RDONLY:
*file_flags |= FILE_READ;
break;
case O_WRONLY:
*file_flags |= FILE_WRITE;
break;
case O_RDWR:
*file_flags |= FILE_READ | FILE_WRITE;
break;
default:
return EINVAL;
}
return 0;
}
syscallret_t syscall_openat(context_t *context, int dirfd, char *path, int flags, mode_t mode) {
syscallret_t ret = {
.ret = -1,
.errno = -1
};
// transform O_RDONLY, O_WRONLY, O_RDWR into FILE_READ and FILE_WRITE
++flags;
ret.errno = open_flags_to_file_flags(&flags);
if (ret.errno)
return ret;
vnode_t *dirnode = NULL;
file_t *dirfile = NULL;