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authorJeremy Allison <jra@samba.org>2001-06-23 07:22:16 +0000
committerJeremy Allison <jra@samba.org>2001-06-23 07:22:16 +0000
commit37eb0d6c74ce158b1cc268cea446b33789550048 (patch)
tree53db3f7b7c381be854d8493ef7ac3e353bd640e4 /source3
parent7133aed083612480a94a7b61d6a0a0308c304b6e (diff)
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Added other_safe_chars to alpha_strcpy(). Needs testing but is a better
fix for the problem. Jeremy. (This used to be commit e059fffd03a1382fb2b7059b6de369d9fc765a17)
Diffstat (limited to 'source3')
-rw-r--r--source3/include/smb.h2
-rw-r--r--source3/lib/util_str.c12
-rw-r--r--source3/lib/util_unistr.c8
-rw-r--r--source3/smbd/message.c4
-rw-r--r--source3/smbd/reply.c4
5 files changed, 20 insertions, 10 deletions
diff --git a/source3/include/smb.h b/source3/include/smb.h
index c4c9664c5c..7a7c2bcede 100644
--- a/source3/include/smb.h
+++ b/source3/include/smb.h
@@ -1662,6 +1662,8 @@ typedef struct user_struct
#define MAP_TO_GUEST_ON_BAD_USER 1
#define MAP_TO_GUEST_ON_BAD_PASSWORD 2
+#define SAFE_NETBIOS_CHARS ". -_"
+
#include "nsswitch/winbindd_nss.h"
#include "smb_acls.h"
diff --git a/source3/lib/util_str.c b/source3/lib/util_str.c
index f1376fe0f7..1c1b31a83c 100644
--- a/source3/lib/util_str.c
+++ b/source3/lib/util_str.c
@@ -933,11 +933,12 @@ char *safe_strcat(char *dest, const char *src, size_t maxlength)
/*******************************************************************
Paranoid strcpy into a buffer of given length (includes terminating
- zero. Strips out all but 'a-Z0-9' and replaces with '_'. Deliberately
- does *NOT* check for multibyte characters. Don't change it !
+ zero. Strips out all but 'a-Z0-9' and the character in other_safe_chars
+ and replaces with '_'. Deliberately does *NOT* check for multibyte
+ characters. Don't change it !
********************************************************************/
-char *alpha_strcpy(char *dest, const char *src, size_t maxlength)
+char *alpha_strcpy(char *dest, const char *src, const char *other_safe_chars, size_t maxlength)
{
size_t len, i;
@@ -955,9 +956,12 @@ char *alpha_strcpy(char *dest, const char *src, size_t maxlength)
if (len >= maxlength)
len = maxlength - 1;
+ if (!other_safe_chars)
+ other_safe_chars = "";
+
for(i = 0; i < len; i++) {
int val = (src[i] & 0xff);
- if(isupper(val) ||islower(val) || isdigit(val))
+ if(isupper(val) || islower(val) || isdigit(val) || strchr(other_safe_chars, val))
dest[i] = src[i];
else
dest[i] = '_';
diff --git a/source3/lib/util_unistr.c b/source3/lib/util_unistr.c
index 7058665145..96aa62a283 100644
--- a/source3/lib/util_unistr.c
+++ b/source3/lib/util_unistr.c
@@ -1453,9 +1453,10 @@ BOOL str_is_all_w(const smb_ucs2_t *s,smb_ucs2_t c)
maxlength is in ucs2 units.
********************************************************************/
-smb_ucs2_t *alpha_strcpy_w(smb_ucs2_t *dest, const smb_ucs2_t *src, size_t maxlength)
+smb_ucs2_t *alpha_strcpy_w(smb_ucs2_t *dest, const smb_ucs2_t *src, const smb_ucs2_t *other_safe_chars, size_t maxlength)
{
size_t len, i;
+ smb_ucs2_t nullstr_w = (smb_ucs2_t)0;
if (!dest) {
DEBUG(0,("ERROR: NULL dest in alpha_strcpy_w\n"));
@@ -1471,9 +1472,12 @@ smb_ucs2_t *alpha_strcpy_w(smb_ucs2_t *dest, const smb_ucs2_t *src, size_t maxle
if (len >= maxlength)
len = maxlength - 1;
+ if (!other_safe_chars)
+ other_safe_chars = &nullstr_w;
+
for(i = 0; i < len; i++) {
smb_ucs2_t val = src[i];
- if(isupper_w(val) ||islower_w(val) || isdigit_w(val))
+ if(isupper_w(val) ||islower_w(val) || isdigit_w(val) || strchr_w(other_safe_chars, val))
dest[i] = src[i];
else
dest[i] = (smb_ucs2_t)'_';
diff --git a/source3/smbd/message.c b/source3/smbd/message.c
index a023650c74..bae9f6c906 100644
--- a/source3/smbd/message.c
+++ b/source3/smbd/message.c
@@ -86,8 +86,8 @@ static void msg_deliver(void)
pstring s;
pstrcpy(s,lp_msg_command());
- pstring_sub(s,"%f",alpha_strcpy(alpha_msgfrom,msgfrom,sizeof(alpha_msgfrom)));
- pstring_sub(s,"%t",alpha_strcpy(alpha_msgto,msgto,sizeof(alpha_msgto)));
+ pstring_sub(s,"%f",alpha_strcpy(alpha_msgfrom,msgfrom,NULL,sizeof(alpha_msgfrom)));
+ pstring_sub(s,"%t",alpha_strcpy(alpha_msgto,msgto,NULL,sizeof(alpha_msgto)));
standard_sub_basic(s);
pstring_sub(s,"%s",name);
smbrun(s,NULL);
diff --git a/source3/smbd/reply.c b/source3/smbd/reply.c
index 0c40e5f2b3..da4659dfa1 100644
--- a/source3/smbd/reply.c
+++ b/source3/smbd/reply.c
@@ -96,7 +96,7 @@ int reply_special(char *inbuf,char *outbuf)
remote_machine[15] = 0;
trim_string(remote_machine," "," ");
strlower(remote_machine);
- alpha_strcpy(remote_machine,remote_machine,sizeof(remote_machine)-1);
+ alpha_strcpy(remote_machine,remote_machine,SAFE_NETBIOS_CHARS,sizeof(remote_machine)-1);
fstrcpy(local_machine,name1);
len = strlen(local_machine);
@@ -106,7 +106,7 @@ int reply_special(char *inbuf,char *outbuf)
}
trim_string(local_machine," "," ");
strlower(local_machine);
- alpha_strcpy(local_machine,local_machine,sizeof(local_machine)-1);
+ alpha_strcpy(local_machine,local_machine,SAFE_NETBIOS_CHARS,sizeof(local_machine)-1);
if (name_type == 'R') {
/* We are being asked for a pathworks session ---