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checksrc: ban unsafe functions

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The list of unsafe functions currently consists of sprintf, vsprintf,
strcat, strncat and gets.

Subsequently, some existing code needed updating to avoid warnings on
this.
This commit is contained in:
Daniel Stenberg 2013-03-06 13:27:51 +01:00
parent 9ceee69ff7
commit 7f963a19ec
10 changed files with 65 additions and 160 deletions
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8
lib/http_digest.c
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@ -5,7 +5,7 @@
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
* Copyright (C) 1998 - 2012, Daniel Stenberg, <daniel@haxx.se>, et al.
* Copyright (C) 1998 - 2013, Daniel Stenberg, <daniel@haxx.se>, et al.
*
* This software is licensed as described in the file COPYING, which
* you should have received as part of this distribution. The terms
@ -287,6 +287,7 @@ CURLcode Curl_output_digest(struct connectdata *conn,
struct timeval now;
char **allocuserpwd;
size_t userlen;
const char *userp;
const char *passwdp;
struct auth *authp;
@ -533,10 +534,11 @@ CURLcode Curl_output_digest(struct connectdata *conn,
}
/* append CRLF + zero (3 bytes) to the userpwd header */
tmp = realloc(*allocuserpwd, strlen(*allocuserpwd) + 3);
userlen = strlen(*allocuserpwd);
tmp = realloc(*allocuserpwd, userlen + 3);
if(!tmp)
return CURLE_OUT_OF_MEMORY;
strcat(tmp, "\r\n");
strcpy(&tmp[userlen], "\r\n"); /* append the data */
*allocuserpwd = tmp;
return CURLE_OK;