iv/linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

scsi: target: iscsi: Use bin2hex instead of a re-implementation

Browse Source 
Signed-off-by: Vincent Pelletier <plr.vincent@gmail.com>
Reviewed-by: Mike Christie <mchristi@redhat.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Vincent Pelletier 2018-09-09 04:09:27 +00:00 committed by Martin K. Petersen
parent 1816494330
commit 8c39e2699f
1 changed files with 3 additions and 12 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

15
drivers/target/iscsi/iscsi_target_auth.c
View File

@ -26,15 +26,6 @@
#include "iscsi_target_nego.h"
#include "iscsi_target_auth.h"
static void chap_binaryhex_to_asciihex(char *dst, char *src, int src_len)
{
int i;
for (i = 0; i < src_len; i++) {
sprintf(&dst[i*2], "%02x", (int) src[i] & 0xff);
}
}
static int chap_gen_challenge(
struct iscsi_conn *conn,
int caller,
@ -50,7 +41,7 @@ static int chap_gen_challenge(
ret = get_random_bytes_wait(chap->challenge, CHAP_CHALLENGE_LENGTH);
if (unlikely(ret))
return ret;
chap_binaryhex_to_asciihex(challenge_asciihex, chap->challenge,
bin2hex(challenge_asciihex, chap->challenge,
CHAP_CHALLENGE_LENGTH);
/*
* Set CHAP_C, and copy the generated challenge into c_str.
@ -289,7 +280,7 @@ static int chap_server_compute_md5(
goto out;
}
chap_binaryhex_to_asciihex(response, server_digest, MD5_SIGNATURE_SIZE);
bin2hex(response, server_digest, MD5_SIGNATURE_SIZE);
pr_debug("[server] MD5 Server Digest: %s\n", response);
if (memcmp(server_digest, client_digest, MD5_SIGNATURE_SIZE) != 0) {
@ -411,7 +402,7 @@ static int chap_server_compute_md5(
/*
* Convert response from binary hex to ascii hext.
*/
chap_binaryhex_to_asciihex(response, digest, MD5_SIGNATURE_SIZE);
bin2hex(response, digest, MD5_SIGNATURE_SIZE);
*nr_out_len += sprintf(nr_out_ptr + *nr_out_len, "CHAP_R=0x%s",
response);
*nr_out_len += 1;