Mercurial > dropbear
view dh_groups.h @ 1630:9579377b5f8b
use strlcpy & strlcat (#74)
* refactor checkpubkeyperms() with safe BSD functions
fix gcc8 warnings
```
svr-authpubkey.c: In function 'checkpubkeyperms':
svr-authpubkey.c:427:2: warning: 'strncat' specified bound 5 equals source length [-Wstringop-overflow=]
strncat(filename, "/.ssh", 5); /* strlen("/.ssh") == 5 */
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
svr-authpubkey.c:433:2: warning: 'strncat' specified bound 16 equals source length [-Wstringop-overflow=]
strncat(filename, "/authorized_keys", 16);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
```
see https://www.sudo.ws/todd/papers/strlcpy.html
* restore strlcpy in xstrdup
see original https://cvsweb.openbsd.org/cgi-bin/cvsweb/src/usr.bin/ssh/xmalloc.c?rev=1.16
author | François Perrad <francois.perrad@gadz.org> |
---|---|
date | Wed, 20 Mar 2019 15:09:19 +0100 |
parents | 739b3909c499 |
children | 8f93f37c01de |
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#ifndef DROPBEAR_DH_GROUPS_H #define DROPBEAR_DH_GROUPS_H #include "options.h" #if DROPBEAR_DH_GROUP1 #define DH_P_1_LEN 128 extern const unsigned char dh_p_1[DH_P_1_LEN]; #endif #if DROPBEAR_DH_GROUP14 #define DH_P_14_LEN 256 extern const unsigned char dh_p_14[DH_P_14_LEN]; #endif #if DROPBEAR_DH_GROUP16 #define DH_P_16_LEN 512 extern const unsigned char dh_p_16[DH_P_16_LEN]; #endif extern const int DH_G_VAL; #endif