romenskiy2012/curl
1
0
Fork 0
mirror of https://github.com/curl/curl.git synced 2026-08-24 23:43:40 +03:00
Code Issues Projects Releases Packages Wiki Activity

Replaced all uses of sprintf() with the safer snprintf(). It is just a

Browse source 
precaution to prevent mistakes to lead to buffer overflows.
This commit is contained in:
Daniel Stenberg 2004-06-24 11:54:11 +00:00
parent 5e34f3dc01
commit feb2dd2835
13 changed files with 490 additions and 486 deletions
Download patch file Download diff file Expand all files Collapse all files

24
lib/base64.c
View file

@ -160,22 +160,22 @@ size_t Curl_base64_encode(const char *inp, size_t insize, char **outptr)
switch(inputparts) {
case 1: /* only one byte read */
sprintf(output, "%c%c==",
table64[obuf[0]],
table64[obuf[1]]);
snprintf(output, 5, "%c%c==",
table64[obuf[0]],
table64[obuf[1]]);
break;
case 2: /* two bytes read */
sprintf(output, "%c%c%c=",
table64[obuf[0]],
table64[obuf[1]],
table64[obuf[2]]);
snprintf(output, 5, "%c%c%c=",
table64[obuf[0]],
table64[obuf[1]],
table64[obuf[2]]);
break;
default:
sprintf(output, "%c%c%c%c",
table64[obuf[0]],
table64[obuf[1]],
table64[obuf[2]],
table64[obuf[3]] );
snprintf(output, 5, "%c%c%c%c",
table64[obuf[0]],
table64[obuf[1]],
table64[obuf[2]],
table64[obuf[3]] );
break;
}
output += 4;