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[PATCH] execve argument logging

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Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2006-04-26 14:04:08 -04:00
parent 9044e6bca5
commit 473ae30bc7
4 changed files with 67 additions and 4 deletions
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8
kernel/audit.c
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@ -1026,18 +1026,20 @@ void audit_log_hex(struct audit_buffer *ab, const unsigned char *buf,
* or a space. Unescaped strings will start and end with a double quote mark.
* Strings that are escaped are printed in hex (2 digits per char).
*/
void audit_log_untrustedstring(struct audit_buffer *ab, const char *string)
const char *audit_log_untrustedstring(struct audit_buffer *ab, const char *string)
{
const unsigned char *p = string;
size_t len = strlen(string);
while (*p) {
if (*p == '"' || *p < 0x21 || *p > 0x7f) {
audit_log_hex(ab, string, strlen(string));
return;
audit_log_hex(ab, string, len);
return string + len + 1;
}
p++;
}
audit_log_format(ab, "\"%s\"", string);
return p + 1;
}
/* This is a helper-function to print the escaped d_path */