Re: [RFC][PATCH 3/6] SLIM main patch

Pavel Machek
2006-07-28T13:44:56Z

Hi!

> SLIM is an LSM module which provides an enhanced low water-mark
> integrity and high water-mark secrecy mandatory access control
> model.

Still no Documentation/ changes. Uses // comments to comment out code.

> +static char *get_token(char *buf_start, char *buf_end, char delimiter,
> + int *token_len)
> +{
> + char *bufp = buf_start;
> + char *token = NULL;
> +
> + while (!token && (bufp < buf_end)) { /* Get start of token */
> + switch (*bufp) {
> + case ' ':
> + case '\n':
> + case '\t':
> + bufp++;
> + break;
> + case '#':
> + while ((*bufp != '\n') && (bufp++ < buf_end)) ;
> + bufp++;
> + break;
> + default:
> + token = bufp;
> + break;
> + }
> + }
> + if (!token)
> + return NULL;
> +
> + *token_len = 0;
> + while ((*token_len == 0) && (bufp <= buf_end)) {
> + if ((*bufp == delimiter) || (*bufp == '\n'))
> + *token_len = bufp - token;
> + if (bufp == buf_end)
> + *token_len = bufp - token;
> + bufp++;
> + }
> + if (*token_len == 0)
> + token = NULL;
> + return token;
> +}

What are these tokens and why do we want to play with strings in
kernel?

Pavel

--
Thanks for all the (sleeping) penguins.