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authorGravatar Martin Szulecki2009-04-22 20:17:55 +0200
committerGravatar Matt Colyer2009-04-23 19:04:41 -0700
commitfa8424a5da3d9e745541834048a5bbbfd5427a5c (patch)
treea97da763985dccd161b0bceb86f540c4c54672ac /src/MobileSync.c
parent63e5eed5542c8c85144ee0ac20174c0859fab866 (diff)
downloadlibimobiledevice-fa8424a5da3d9e745541834048a5bbbfd5427a5c.tar.gz
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Fix receive of plists larger than a packet for lockdown and MobileSync
[#35 state:resolved] Signed-off-by: Matt Colyer <matt@colyer.name>
Diffstat (limited to 'src/MobileSync.c')
-rw-r--r--src/MobileSync.c20
1 files changed, 16 insertions, 4 deletions
diff --git a/src/MobileSync.c b/src/MobileSync.c
index b16a51b..25f9473 100644
--- a/src/MobileSync.c
+++ b/src/MobileSync.c
@@ -22,6 +22,7 @@
#include "MobileSync.h"
#include <plist/plist.h>
#include <string.h>
+#include <arpa/inet.h>
#define MSYNC_VERSION_INT1 100
@@ -136,16 +137,27 @@ iphone_error_t iphone_msync_recv(iphone_msync_client_t client, plist_t * plist)
if (!client || !plist || (plist && *plist))
return IPHONE_E_INVALID_ARG;
iphone_error_t ret = IPHONE_E_UNKNOWN_ERROR;
- char *receive;
- uint32_t datalen = 0, bytes = 0;
+ char *receive = NULL;
+ uint32_t datalen = 0, bytes = 0, received_bytes = 0;
ret = iphone_mux_recv(client->connection, (char *) &datalen, sizeof(datalen), &bytes);
datalen = ntohl(datalen);
receive = (char *) malloc(sizeof(char) * datalen);
- ret = iphone_mux_recv(client->connection, receive, datalen, &bytes);
- plist_from_bin(receive, bytes, plist);
+ /* fill buffer and request more packets if needed */
+ while ((received_bytes < datalen) && (ret == IPHONE_E_SUCCESS)) {
+ ret = iphone_mux_recv(client->connection, receive + received_bytes, datalen - received_bytes, &bytes);
+ received_bytes += bytes;
+ }
+
+ if (ret != IPHONE_E_SUCCESS) {
+ free(receive);
+ return ret;
+ }
+
+ plist_from_bin(receive, received_bytes, plist);
+ free(receive);
char *XMLContent = NULL;
uint32_t length = 0;