Blaisorblade <[EMAIL PROTECTED]> writes:
>> Is there a reason that can't be done?
> No, it can be done. Produce a working patch and then that will be ok, and I
> guess it will be appreciated (at least by me). It isn't IMHO that much
> trivial however - the code will be probably be similar but not identical to
> the userspace equivalent (using getdents()).
Here's my current attempt. It doesn't work reliably yet and I'm not
sure why:
@@ -209,19 +209,49 @@
}
#endif
+int mconsole_proc_filldir(void * __buf, const char * name, int namlen,
loff_t offset,
+ ino_t ino, unsigned int d_type)
+{
+ struct mc_request *req = (struct mc_request *) __buf;
+ char buf[namlen+1];
+ memcpy(buf, name, namlen);
+ buf[namlen] = '\n';
+ mconsole_reply_len(req, buf, namlen +1, 0, 1);
+ return 0;
+}
+
void mconsole_proc(struct mc_request *req)
{
char path[64];
- char *buf;
+ char *buf = NULL;
int len;
int fd;
int first_chunk = 1;
+ struct file *file;
char *ptr = req->request.data;
ptr += strlen("proc");
while(isspace(*ptr)) ptr++;
snprintf(path, sizeof(path), "/proc/%s", ptr);
+ printk("path: %s\n", path);
+
+ file = filp_open(path, 0, 0);
+
+ if (*file->f_op->readdir != NULL) {
+ int dir_result;
+ mconsole_reply(req, "\n", 0, 1);
+
+ do {
+ dir_result = (*file->f_op->readdir)(file, req,
mconsole_proc_filldir);
+ }
+ while(dir_result > 0);
+ printk("dir_result: %d\n", dir_result);
+
+ mconsole_reply(req, "", 0, 0);
+ goto out;
+ }
+
fd = sys_open(path, 0, 0);
if (fd < 0) {
mconsole_reply(req, "Failed to open file", 1, 0);
@@ -257,11 +287,12 @@
}
out_free:
- kfree(buf);
+ kfree(buf);
out_close:
sys_close(fd);
out:
- /* nothing */;
+ ;
+ //filp_close(file, NULL);
}
I have yet to establish wny it doesn't work reliably.
--
Nic Ferrier
http://www.tapsellferrier.co.uk for all your tapsell ferrier needs
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