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comparison buffer.c @ 4:e19a50d6a5be

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Fix security if using bad flags
author David Demelier <markand@malikania.fr>
date Tue, 06 Sep 2011 18:55:19 +0200
parents 22d7bb03e569
children 0ed27735fa87
comparison
equal deleted inserted replaced
3:9ee89108528b 4:e19a50d6a5be
240 while (buf->size - buf->length - 1 < needed) 240 while (buf->size - buf->length - 1 < needed)
241 buf->size += buf->bsize; 241 buf->size += buf->bsize;
242 242
243 if (!(buf->data = realloc(buf->data, buf->size))) 243 if (!(buf->data = realloc(buf->data, buf->size)))
244 return -1; 244 return -1;
245 } else if ((buf->flags & BUFFER_FIXED)) 245 } else
246 return (buf->bsize == buf->length) ? -1 : 0; 246 return (buf->bsize == buf->length) ? -1 : 0;
247 247
248 memset(buf->data + buf->length, 0, buf->size - buf->length); 248 memset(buf->data + buf->length, 0, buf->size - buf->length);
249 249
250 return 0; 250 return 0;