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-rw-r--r--lib/http_chunks.c13
-rw-r--r--lib/http_chunks.h4
2 files changed, 11 insertions, 6 deletions
diff --git a/lib/http_chunks.c b/lib/http_chunks.c
index e9fddf588..236543211 100644
--- a/lib/http_chunks.c
+++ b/lib/http_chunks.c
@@ -5,7 +5,7 @@
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
- * Copyright (C) 1998 - 2011, Daniel Stenberg, <daniel@haxx.se>, et al.
+ * Copyright (C) 1998 - 2014, 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
@@ -31,6 +31,7 @@
#include "http.h"
#include "curl_memory.h"
#include "non-ascii.h" /* for Curl_convert_to_network prototype */
+#include "strtoofft.h"
#define _MPRINTF_REPLACE /* use our functions only */
#include <curl/mprintf.h>
@@ -113,7 +114,7 @@ CHUNKcode Curl_httpchunk_read(struct connectdata *conn,
struct Curl_chunker *ch = &conn->chunk;
struct SingleRequest *k = &data->req;
size_t piece;
- size_t length = (size_t)datalen;
+ curl_off_t length = (curl_off_t)datalen;
size_t *wrote = (size_t *)wrotep;
*wrote = 0; /* nothing's written yet */
@@ -141,6 +142,7 @@ CHUNKcode Curl_httpchunk_read(struct connectdata *conn,
}
}
else {
+ char *endptr;
if(0 == ch->hexindex) {
/* This is illegal data, we received junk where we expected
a hexadecimal digit. */
@@ -155,10 +157,13 @@ CHUNKcode Curl_httpchunk_read(struct connectdata *conn,
if(result) {
/* Curl_convert_from_network calls failf if unsuccessful */
/* Treat it as a bad hex character */
- return(CHUNKE_ILLEGAL_HEX);
+ return CHUNKE_ILLEGAL_HEX ;
}
- ch->datasize=strtoul(ch->hexbuffer, NULL, 16);
+ ch->datasize=curlx_strtoofft(ch->hexbuffer, &endptr, 16);
+ if(errno == ERANGE)
+ /* over or underflow is an error */
+ return CHUNKE_ILLEGAL_HEX;
ch->state = CHUNK_POSTHEX;
}
break;
diff --git a/lib/http_chunks.h b/lib/http_chunks.h
index b999ab53b..493d8a426 100644
--- a/lib/http_chunks.h
+++ b/lib/http_chunks.h
@@ -7,7 +7,7 @@
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
- * Copyright (C) 1998 - 2007, Daniel Stenberg, <daniel@haxx.se>, et al.
+ * Copyright (C) 1998 - 2014, 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
@@ -100,7 +100,7 @@ struct Curl_chunker {
char hexbuffer[ MAXNUM_SIZE + 1];
int hexindex;
ChunkyState state;
- size_t datasize;
+ curl_off_t datasize;
size_t dataleft; /* untouched data amount at the end of the last buffer */
};