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-rw-r--r--src/AFC.c266
-rw-r--r--src/AFC.h12
-rw-r--r--src/lockdown.c164
-rw-r--r--src/lockdown.h3
4 files changed, 261 insertions, 184 deletions
diff --git a/src/AFC.c b/src/AFC.c
index fe6fc00..956c8fc 100644
--- a/src/AFC.c
+++ b/src/AFC.c
@@ -119,21 +119,24 @@ afc_error_t afc_client_free(afc_client_t client)
* @param client The client to send data through.
* @param data The data to send.
* @param length The length to send.
- *
- * @return The number of bytes actually sent, or -1 on error.
+ * @param bytes_sent The number of bytes actually sent.
+ *
+ * @return AFC_E_SUCCESS on success, or an AFC_E_* error value on error.
*
* @warning set client->afc_packet->this_length and
* client->afc_packet->entire_length to 0 before calling this. The
* reason is that if you set them to different values, it indicates
* you want to send the data as two packets.
*/
-static int afc_dispatch_packet(afc_client_t client, const char *data, uint64_t length)
+static afc_error_t afc_dispatch_packet(afc_client_t client, const char *data, uint32_t length, uint32_t *bytes_sent)
{
- int bytes = 0, offset = 0;
+ uint32_t offset = 0;
uint32_t sent = 0;
if (!client || !client->connection || !client->afc_packet)
- return 0;
+ return AFC_E_INVALID_ARGUMENT;
+
+ *bytes_sent = 0;
if (!data || !length)
length = 0;
@@ -158,20 +161,26 @@ static int afc_dispatch_packet(afc_client_t client, const char *data, uint64_t l
log_debug_msg("to based on the packet.\n");
log_debug_msg("%s: length minus offset: %i\n", __func__, length - offset);
log_debug_msg("%s: rest of packet: %i\n", __func__, client->afc_packet->entire_length - client->afc_packet->this_length);
- return -1;
+ return AFC_E_INTERNAL_ERROR;
}
+ /* send AFC packet header */
+ AFCPacket_to_LE(client->afc_packet);
+ sent = 0;
iphone_device_send(client->connection, (void*)client->afc_packet, sizeof(AFCPacket), &sent);
if (sent == 0) {
- return bytes;
+ /* FIXME: should this be handled as success?! */
+ return AFC_E_SUCCESS;
}
- bytes += sent;
+ *bytes_sent += sent;
+ /* send AFC packet data */
+ sent = 0;
iphone_device_send(client->connection, data, offset, &sent);
if (sent == 0) {
- return bytes;
+ return AFC_E_SUCCESS;
}
- bytes += sent;
+ *bytes_sent += sent;
log_debug_msg("%s: sent the first now go with the second\n", __func__);
log_debug_msg("%s: Length: %i\n", __func__, length - offset);
@@ -181,8 +190,8 @@ static int afc_dispatch_packet(afc_client_t client, const char *data, uint64_t l
sent = 0;
iphone_device_send(client->connection, data + offset, length - offset, &sent);
- bytes = sent;
- return bytes;
+ *bytes_sent = sent;
+ return AFC_E_SUCCESS;
} else {
log_debug_msg("%s: doin things the old way\n", __func__);
log_debug_msg("%s: packet length = %i\n", __func__, client->afc_packet->this_length);
@@ -190,35 +199,38 @@ static int afc_dispatch_packet(afc_client_t client, const char *data, uint64_t l
log_debug_buffer((char*)client->afc_packet, sizeof(AFCPacket));
log_debug_msg("\n");
+ /* send AFC packet header */
+ AFCPacket_to_LE(client->afc_packet);
+ sent = 0;
iphone_device_send(client->connection, (void*)client->afc_packet, sizeof(AFCPacket), &sent);
if (sent == 0) {
- return bytes;
+ return AFC_E_SUCCESS;
}
- bytes += sent;
+ *bytes_sent += sent;
+ /* send AFC packet data (if there's data to send) */
if (length > 0) {
log_debug_msg("%s: packet data follows\n", __func__);
log_debug_buffer(data, length);
log_debug_msg("\n");
iphone_device_send(client->connection, data, length, &sent);
- bytes += sent;
+ *bytes_sent += sent;
}
- return bytes;
+ return AFC_E_SUCCESS;
}
- return -1;
+ return AFC_E_INTERNAL_ERROR;
}
/** Receives data through an AFC client and sets a variable to the received data.
*
* @param client The client to receive data on.
* @param dump_here The char* to point to the newly-received data.
+ * @param bytes_recv How much data was received.
*
- * @return How much data was received, 0 on successful receive with no errors,
- * -1 if there was an error involved with receiving or if the packet
- * received raised a non-trivial error condition (i.e. non-zero with
- * AFC_ERROR operation)
+ * @return AFC_E_SUCCESS when data has been received, or an AFC_E_* error value
+ * when an error occured.
*/
-static afc_error_t afc_receive_data(afc_client_t client, char **dump_here, int *bytes)
+static afc_error_t afc_receive_data(afc_client_t client, char **dump_here, uint32_t *bytes_recv)
{
AFCPacket header;
uint32_t entire_len = 0;
@@ -226,15 +238,16 @@ static afc_error_t afc_receive_data(afc_client_t client, char **dump_here, int *
uint32_t current_count = 0;
uint64_t param1 = -1;
- *bytes = 0;
+ *bytes_recv = 0;
/* first, read the AFC header */
- iphone_device_recv(client->connection, (char*)&header, sizeof(AFCPacket), (uint32_t*)bytes);
- if (*bytes <= 0) {
+ iphone_device_recv(client->connection, (char*)&header, sizeof(AFCPacket), bytes_recv);
+ AFCPacket_from_LE(&header);
+ if (*bytes_recv == 0) {
log_debug_msg("%s: Just didn't get enough.\n", __func__);
*dump_here = NULL;
return AFC_E_MUX_ERROR;
- } else if ((uint32_t)*bytes < sizeof(AFCPacket)) {
+ } else if (*bytes_recv < sizeof(AFCPacket)) {
log_debug_msg("%s: Did not even get the AFCPacket header\n", __func__);
*dump_here = NULL;
return AFC_E_MUX_ERROR;
@@ -262,7 +275,7 @@ static afc_error_t afc_receive_data(afc_client_t client, char **dump_here, int *
&& header.entire_length == sizeof(AFCPacket)) {
log_debug_msg("%s: Empty AFCPacket received!\n", __func__);
*dump_here = NULL;
- *bytes = 0;
+ *bytes_recv = 0;
if (header.operation == AFC_OP_DATA) {
return AFC_E_SUCCESS;
} else {
@@ -282,13 +295,13 @@ static afc_error_t afc_receive_data(afc_client_t client, char **dump_here, int *
*dump_here = (char*)malloc(entire_len);
if (this_len > 0) {
- iphone_device_recv(client->connection, *dump_here, this_len, (uint32_t*)bytes);
- if (*bytes <= 0) {
+ iphone_device_recv(client->connection, *dump_here, this_len, bytes_recv);
+ if (*bytes_recv <= 0) {
free(*dump_here);
*dump_here = NULL;
log_debug_msg("%s: Did not get packet contents!\n", __func__);
return AFC_E_NOT_ENOUGH_DATA;
- } else if ((uint32_t)*bytes < this_len) {
+ } else if (*bytes_recv < this_len) {
free(*dump_here);
*dump_here = NULL;
log_debug_msg("%s: Could not receive this_len=%d bytes\n", __func__, this_len);
@@ -300,12 +313,12 @@ static afc_error_t afc_receive_data(afc_client_t client, char **dump_here, int *
if (entire_len > this_len) {
while (current_count < entire_len) {
- iphone_device_recv(client->connection, (*dump_here)+current_count, entire_len - current_count, (uint32_t*)bytes);
- if (*bytes <= 0) {
- log_debug_msg("%s: Error receiving data (recv returned %d)\n", __func__, *bytes);
+ iphone_device_recv(client->connection, (*dump_here)+current_count, entire_len - current_count, bytes_recv);
+ if (*bytes_recv <= 0) {
+ log_debug_msg("%s: Error receiving data (recv returned %d)\n", __func__, *bytes_recv);
break;
}
- current_count += *bytes;
+ current_count += *bytes_recv;
}
if (current_count < entire_len) {
log_debug_msg("%s: WARNING: could not receive full packet (read %s, size %d)\n", __func__, current_count, entire_len);
@@ -345,7 +358,7 @@ static afc_error_t afc_receive_data(afc_client_t client, char **dump_here, int *
/* unknown operation code received */
free(*dump_here);
*dump_here = NULL;
- *bytes = 0;
+ *bytes_recv = 0;
log_debug_msg("%s: WARNING: Unknown operation code received 0x%llx param1=%lld\n", __func__, header.operation, param1);
fprintf(stderr, "%s: WARNING: Unknown operation code received 0x%llx param1=%lld\n", __func__, (long long)header.operation, (long long)param1);
@@ -353,13 +366,13 @@ static afc_error_t afc_receive_data(afc_client_t client, char **dump_here, int *
return AFC_E_OP_NOT_SUPPORTED;
}
- *bytes = current_count;
+ *bytes_recv = current_count;
return AFC_E_SUCCESS;
}
-static int count_nullspaces(char *string, int number)
+static uint32_t count_nullspaces(char *string, uint32_t number)
{
- int i = 0, nulls = 0;
+ uint32_t i = 0, nulls = 0;
for (i = 0; i < number; i++) {
if (string[i] == '\0')
@@ -369,9 +382,9 @@ static int count_nullspaces(char *string, int number)
return nulls;
}
-static char **make_strings_list(char *tokens, int true_length)
+static char **make_strings_list(char *tokens, uint32_t true_length)
{
- int nulls = 0, i = 0, j = 0;
+ uint32_t nulls = 0, i = 0, j = 0;
char **list = NULL;
if (!tokens || !true_length)
@@ -398,7 +411,7 @@ static char **make_strings_list(char *tokens, int true_length)
*/
afc_error_t afc_read_directory(afc_client_t client, const char *dir, char ***list)
{
- int bytes = 0;
+ uint32_t bytes = 0;
char *data = NULL, **list_loc = NULL;
afc_error_t ret = AFC_E_UNKNOWN_ERROR;
@@ -411,8 +424,8 @@ afc_error_t afc_read_directory(afc_client_t client, const char *dir, char ***lis
client->afc_packet->operation = AFC_OP_READ_DIR;
client->afc_packet->entire_length = 0;
client->afc_packet->this_length = 0;
- bytes = afc_dispatch_packet(client, dir, strlen(dir)+1);
- if (bytes <= 0) {
+ ret = afc_dispatch_packet(client, dir, strlen(dir)+1, &bytes);
+ if (ret != AFC_E_SUCCESS) {
afc_unlock(client);
return AFC_E_NOT_ENOUGH_DATA;
}
@@ -442,7 +455,7 @@ afc_error_t afc_read_directory(afc_client_t client, const char *dir, char ***lis
*/
afc_error_t afc_get_device_info(afc_client_t client, char ***infos)
{
- int bytes = 0;
+ uint32_t bytes = 0;
char *data = NULL, **list = NULL;
afc_error_t ret = AFC_E_UNKNOWN_ERROR;
@@ -454,8 +467,8 @@ afc_error_t afc_get_device_info(afc_client_t client, char ***infos)
// Send the command
client->afc_packet->operation = AFC_OP_GET_DEVINFO;
client->afc_packet->entire_length = client->afc_packet->this_length = 0;
- bytes = afc_dispatch_packet(client, NULL, 0);
- if (bytes < 0) {
+ ret = afc_dispatch_packet(client, NULL, 0, &bytes);
+ if (ret != AFC_E_SUCCESS) {
afc_unlock(client);
return AFC_E_NOT_ENOUGH_DATA;
}
@@ -523,7 +536,7 @@ afc_error_t afc_get_device_info_key(afc_client_t client, const char *key, char *
afc_error_t afc_remove_path(afc_client_t client, const char *path)
{
char *response = NULL;
- int bytes;
+ uint32_t bytes = 0;
afc_error_t ret = AFC_E_UNKNOWN_ERROR;
if (!client || !path || !client->afc_packet || !client->connection)
@@ -534,8 +547,8 @@ afc_error_t afc_remove_path(afc_client_t client, const char *path)
// Send command
client->afc_packet->this_length = client->afc_packet->entire_length = 0;
client->afc_packet->operation = AFC_OP_REMOVE_PATH;
- bytes = afc_dispatch_packet(client, path, strlen(path)+1);
- if (bytes <= 0) {
+ ret = afc_dispatch_packet(client, path, strlen(path)+1, &bytes);
+ if (ret != AFC_E_SUCCESS) {
afc_unlock(client);
return AFC_E_NOT_ENOUGH_DATA;
}
@@ -566,7 +579,7 @@ afc_error_t afc_rename_path(afc_client_t client, const char *from, const char *t
{
char *response = NULL;
char *send = (char *) malloc(sizeof(char) * (strlen(from) + strlen(to) + 1 + sizeof(uint32_t)));
- int bytes = 0;
+ uint32_t bytes = 0;
afc_error_t ret = AFC_E_UNKNOWN_ERROR;
if (!client || !from || !to || !client->afc_packet || !client->connection)
@@ -579,9 +592,9 @@ afc_error_t afc_rename_path(afc_client_t client, const char *from, const char *t
memcpy(send + strlen(from) + 1, to, strlen(to) + 1);
client->afc_packet->entire_length = client->afc_packet->this_length = 0;
client->afc_packet->operation = AFC_OP_RENAME_PATH;
- bytes = afc_dispatch_packet(client, send, strlen(to)+1 + strlen(from)+1);
+ ret = afc_dispatch_packet(client, send, strlen(to)+1 + strlen(from)+1, &bytes);
free(send);
- if (bytes <= 0) {
+ if (ret != AFC_E_SUCCESS) {
afc_unlock(client);
return AFC_E_NOT_ENOUGH_DATA;
}
@@ -606,7 +619,7 @@ afc_error_t afc_rename_path(afc_client_t client, const char *from, const char *t
*/
afc_error_t afc_make_directory(afc_client_t client, const char *dir)
{
- int bytes = 0;
+ uint32_t bytes = 0;
char *response = NULL;
afc_error_t ret = AFC_E_UNKNOWN_ERROR;
@@ -618,8 +631,8 @@ afc_error_t afc_make_directory(afc_client_t client, const char *dir)
// Send command
client->afc_packet->operation = AFC_OP_MAKE_DIR;
client->afc_packet->this_length = client->afc_packet->entire_length = 0;
- bytes = afc_dispatch_packet(client, dir, strlen(dir)+1);
- if (bytes <= 0) {
+ ret = afc_dispatch_packet(client, dir, strlen(dir)+1, &bytes);
+ if (ret != AFC_E_SUCCESS) {
afc_unlock(client);
return AFC_E_NOT_ENOUGH_DATA;
}
@@ -647,7 +660,7 @@ afc_error_t afc_make_directory(afc_client_t client, const char *dir)
afc_error_t afc_get_file_info(afc_client_t client, const char *path, char ***infolist)
{
char *received = NULL;
- int bytes;
+ uint32_t bytes = 0;
afc_error_t ret = AFC_E_UNKNOWN_ERROR;
if (!client || !path || !infolist)
@@ -658,7 +671,11 @@ afc_error_t afc_get_file_info(afc_client_t client, const char *path, char ***inf
// Send command
client->afc_packet->operation = AFC_OP_GET_FILE_INFO;
client->afc_packet->entire_length = client->afc_packet->this_length = 0;
- afc_dispatch_packet(client, path, strlen(path)+1);
+ ret = afc_dispatch_packet(client, path, strlen(path)+1, &bytes);
+ if (ret != AFC_E_SUCCESS) {
+ afc_unlock(client);
+ return AFC_E_NOT_ENOUGH_DATA;
+ }
// Receive data
ret = afc_receive_data(client, &received, &bytes);
@@ -688,8 +705,8 @@ iphone_error_t
afc_file_open(afc_client_t client, const char *filename,
afc_file_mode_t file_mode, uint64_t *handle)
{
- uint32_t ag = 0;
- int bytes = 0;
+ uint64_t file_mode_loc = GUINT64_TO_LE(file_mode);
+ uint32_t bytes = 0;
char *data = (char *) malloc(sizeof(char) * (8 + strlen(filename) + 1));
afc_error_t ret = AFC_E_UNKNOWN_ERROR;
@@ -702,16 +719,15 @@ afc_file_open(afc_client_t client, const char *filename,
afc_lock(client);
// Send command
- memcpy(data, &file_mode, 4);
- memcpy(data + 4, &ag, 4);
+ memcpy(data, &file_mode_loc, 8);
memcpy(data + 8, filename, strlen(filename));
data[8 + strlen(filename)] = '\0';
client->afc_packet->operation = AFC_OP_FILE_OPEN;
client->afc_packet->entire_length = client->afc_packet->this_length = 0;
- bytes = afc_dispatch_packet(client, data, 8 + strlen(filename) + 1);
+ ret = afc_dispatch_packet(client, data, 8 + strlen(filename) + 1, &bytes);
free(data);
- if (bytes <= 0) {
+ if (ret != AFC_E_SUCCESS) {
log_debug_msg("%s: Didn't receive a response to the command\n", __func__);
afc_unlock(client);
return AFC_E_NOT_ENOUGH_DATA;
@@ -740,18 +756,19 @@ afc_file_open(afc_client_t client, const char *filename,
* @param handle File handle of a previously opened file
* @param data The pointer to the memory region to store the read data
* @param length The number of bytes to read
+ * @param bytes_read The number of bytes actually read.
*
- * @return The number of bytes read if successful. If there was an error -1.
+ * @return AFC_E_SUCCESS on success or an AFC_E_* error value on error.
*/
iphone_error_t
-afc_file_read(afc_client_t client, uint64_t handle, char *data, int length, uint32_t * bytes)
+afc_file_read(afc_client_t client, uint64_t handle, char *data, uint32_t length, uint32_t *bytes_read)
{
char *input = NULL;
- int current_count = 0, bytes_loc = 0;
- const int MAXIMUM_READ_SIZE = 1 << 16;
+ uint32_t current_count = 0, bytes_loc = 0;
+ const uint32_t MAXIMUM_READ_SIZE = 1 << 16;
afc_error_t ret = AFC_E_SUCCESS;
- if (!client || !client->afc_packet || !client->connection || handle == 0 || (length < 0))
+ if (!client || !client->afc_packet || !client->connection || handle == 0)
return AFC_E_INVALID_ARGUMENT;
log_debug_msg("%s: called for length %i\n", __func__, length);
@@ -765,13 +782,13 @@ afc_file_read(afc_client_t client, uint64_t handle, char *data, int length, uint
// Send the read command
AFCFilePacket *packet = (AFCFilePacket *) malloc(sizeof(AFCFilePacket));
packet->filehandle = handle;
- packet->size = ((length - current_count) < MAXIMUM_READ_SIZE) ? (length - current_count) : MAXIMUM_READ_SIZE;
+ packet->size = GUINT64_TO_LE(((length - current_count) < MAXIMUM_READ_SIZE) ? (length - current_count) : MAXIMUM_READ_SIZE);
client->afc_packet->operation = AFC_OP_READ;
client->afc_packet->entire_length = client->afc_packet->this_length = 0;
- bytes_loc = afc_dispatch_packet(client, (char *) packet, sizeof(AFCFilePacket));
+ ret = afc_dispatch_packet(client, (char *) packet, sizeof(AFCFilePacket), &bytes_loc);
free(packet);
- if (bytes_loc <= 0) {
+ if (ret != AFC_E_SUCCESS) {
afc_unlock(client);
return AFC_E_NOT_ENOUGH_DATA;
}
@@ -786,7 +803,7 @@ afc_file_read(afc_client_t client, uint64_t handle, char *data, int length, uint
if (input)
free(input);
afc_unlock(client);
- *bytes = current_count;
+ *bytes_read = current_count;
/* FIXME: check that's actually a success */
return ret;
} else {
@@ -802,7 +819,7 @@ afc_file_read(afc_client_t client, uint64_t handle, char *data, int length, uint
log_debug_msg("%s: returning current_count as %i\n", __func__, current_count);
afc_unlock(client);
- *bytes = current_count;
+ *bytes_read = current_count;
return ret;
}
@@ -812,23 +829,22 @@ afc_file_read(afc_client_t client, uint64_t handle, char *data, int length, uint
* @param handle File handle of previously opened file.
* @param data The data to write to the file.
* @param length How much data to write.
+ * @param bytes_written The number of bytes actually written to the file.
*
- * @return The number of bytes written to the file, or a value less than 0 if
- * none were written...
+ * @return AFC_E_SUCCESS on success, or an AFC_E_* error value on error.
*/
iphone_error_t
-afc_file_write(afc_client_t client, uint64_t handle,
- const char *data, int length, uint32_t * bytes)
+afc_file_write(afc_client_t client, uint64_t handle, const char *data, uint32_t length, uint32_t *bytes_written)
{
char *acknowledgement = NULL;
- const int MAXIMUM_WRITE_SIZE = 1 << 15;
- uint32_t zero = 0, current_count = 0, i = 0;
+ const uint32_t MAXIMUM_WRITE_SIZE = 1 << 15;
+ uint32_t current_count = 0, i = 0;
uint32_t segments = (length / MAXIMUM_WRITE_SIZE);
- int bytes_loc = 0;
+ uint32_t bytes_loc = 0;
char *out_buffer = NULL;
afc_error_t ret = AFC_E_SUCCESS;
- if (!client || !client->afc_packet || !client->connection || !bytes || (handle == 0) || (length < 0))
+ if (!client || !client->afc_packet || !client->connection || !bytes_written || (handle == 0))
return AFC_E_INVALID_ARGUMENT;
afc_lock(client);
@@ -844,8 +860,8 @@ afc_file_write(afc_client_t client, uint64_t handle,
out_buffer = (char *) malloc(sizeof(char) * client->afc_packet->entire_length - sizeof(AFCPacket));
memcpy(out_buffer, (char *)&handle, sizeof(uint64_t));
memcpy(out_buffer + 8, data + current_count, MAXIMUM_WRITE_SIZE);
- bytes_loc = afc_dispatch_packet(client, out_buffer, MAXIMUM_WRITE_SIZE + 8);
- if (bytes_loc < 0) {
+ ret = afc_dispatch_packet(client, out_buffer, MAXIMUM_WRITE_SIZE + 8, &bytes_loc);
+ if (ret != AFC_E_SUCCESS) {
afc_unlock(client);
return AFC_E_NOT_ENOUGH_DATA;
}
@@ -866,9 +882,9 @@ afc_file_write(afc_client_t client, uint64_t handle,
// didn't get sent in the for loop
// this length is fine because it's always sizeof(AFCPacket) + 8, but
// to be sure we do it again
- if (current_count == (uint32_t)length) {
+ if (current_count == length) {
afc_unlock(client);
- *bytes = current_count;
+ *bytes_written = current_count;
return ret;
}
@@ -878,19 +894,18 @@ afc_file_write(afc_client_t client, uint64_t handle,
out_buffer = (char *) malloc(sizeof(char) * client->afc_packet->entire_length - sizeof(AFCPacket));
memcpy(out_buffer, (char *) &handle, sizeof(uint64_t));
memcpy(out_buffer + 8, data + current_count, (length - current_count));
- bytes_loc = afc_dispatch_packet(client, out_buffer, (length - current_count) + 8);
+ ret = afc_dispatch_packet(client, out_buffer, (length - current_count) + 8, &bytes_loc);
free(out_buffer);
out_buffer = NULL;
current_count += bytes_loc;
- if (bytes_loc <= 0) {
+ if (ret != AFC_E_SUCCESS) {
afc_unlock(client);
- *bytes = current_count;
+ *bytes_written = current_count;
return AFC_E_SUCCESS;
}
- zero = bytes_loc;
ret = afc_receive_data(client, &acknowledgement, &bytes_loc);
afc_unlock(client);
if (ret != AFC_E_SUCCESS) {
@@ -898,7 +913,7 @@ afc_file_write(afc_client_t client, uint64_t handle,
} else {
free(acknowledgement);
}
- *bytes = current_count;
+ *bytes_written = current_count;
return ret;
}
@@ -910,7 +925,7 @@ afc_file_write(afc_client_t client, uint64_t handle,
afc_error_t afc_file_close(afc_client_t client, uint64_t handle)
{
char *buffer = malloc(sizeof(char) * 8);
- int bytes = 0;
+ uint32_t bytes = 0;
afc_error_t ret = AFC_E_UNKNOWN_ERROR;
if (!client || (handle == 0))
@@ -924,11 +939,11 @@ afc_error_t afc_file_close(afc_client_t client, uint64_t handle)
memcpy(buffer, &handle, sizeof(uint64_t));
client->afc_packet->operation = AFC_OP_FILE_CLOSE;
client->afc_packet->entire_length = client->afc_packet->this_length = 0;
- bytes = afc_dispatch_packet(client, buffer, 8);
+ ret = afc_dispatch_packet(client, buffer, 8, &bytes);
free(buffer);
buffer = NULL;
- if (bytes <= 0) {
+ if (ret != AFC_E_SUCCESS) {
afc_unlock(client);
return AFC_E_UNKNOWN_ERROR;
}
@@ -957,8 +972,8 @@ afc_error_t afc_file_close(afc_client_t client, uint64_t handle)
afc_error_t afc_file_lock(afc_client_t client, uint64_t handle, afc_lock_op_t operation)
{
char *buffer = malloc(16);
- int bytes = 0;
- uint64_t op = operation;
+ uint32_t bytes = 0;
+ uint64_t op = GUINT64_TO_LE(operation);
afc_error_t ret = AFC_E_UNKNOWN_ERROR;
if (!client || (handle == 0))
@@ -974,11 +989,11 @@ afc_error_t afc_file_lock(afc_client_t client, uint64_t handle, afc_lock_op_t op
client->afc_packet->operation = AFC_OP_FILE_LOCK;
client->afc_packet->entire_length = client->afc_packet->this_length = 0;
- bytes = afc_dispatch_packet(client, buffer, 16);
+ ret = afc_dispatch_packet(client, buffer, 16, &bytes);
free(buffer);
buffer = NULL;
- if (bytes <= 0) {
+ if (ret != AFC_E_SUCCESS) {
afc_unlock(client);
log_debug_msg("%s: could not send lock command\n", __func__);
return AFC_E_UNKNOWN_ERROR;
@@ -1006,8 +1021,9 @@ afc_error_t afc_file_lock(afc_client_t client, uint64_t handle, afc_lock_op_t op
afc_error_t afc_file_seek(afc_client_t client, uint64_t handle, int64_t offset, int whence)
{
char *buffer = (char *) malloc(sizeof(char) * 24);
- uint32_t zero = 0;
- int bytes = 0;
+ int64_t offset_loc = (int64_t)GUINT64_TO_LE(offset);
+ uint64_t whence_loc = GUINT64_TO_LE(whence);
+ uint32_t bytes = 0;
afc_error_t ret = AFC_E_UNKNOWN_ERROR;
if (!client || (handle == 0))
@@ -1017,16 +1033,15 @@ afc_error_t afc_file_seek(afc_client_t client, uint64_t handle, int64_t offset,
// Send the command
memcpy(buffer, &handle, sizeof(uint64_t)); // handle
- memcpy(buffer + 8, &whence, sizeof(int32_t)); // fromwhere
- memcpy(buffer + 12, &zero, sizeof(uint32_t)); // pad
- memcpy(buffer + 16, &offset, sizeof(uint64_t)); // offset
+ memcpy(buffer + 8, &whence_loc, sizeof(uint64_t)); // fromwhere
+ memcpy(buffer + 16, &offset_loc, sizeof(uint64_t)); // offset
client->afc_packet->operation = AFC_OP_FILE_SEEK;
client->afc_packet->this_length = client->afc_packet->entire_length = 0;
- bytes = afc_dispatch_packet(client, buffer, 24);
+ ret = afc_dispatch_packet(client, buffer, 24, &bytes);
free(buffer);
buffer = NULL;
- if (bytes <= 0) {
+ if (ret != AFC_E_SUCCESS) {
afc_unlock(client);
return AFC_E_NOT_ENOUGH_DATA;
}
@@ -1051,7 +1066,7 @@ afc_error_t afc_file_seek(afc_client_t client, uint64_t handle, int64_t offset,
afc_error_t afc_file_tell(afc_client_t client, uint64_t handle, uint64_t *position)
{
char *buffer = (char *) malloc(sizeof(char) * 8);
- int bytes = 0;
+ uint32_t bytes = 0;
afc_error_t ret = AFC_E_UNKNOWN_ERROR;
if (!client || (handle == 0))
@@ -1063,11 +1078,11 @@ afc_error_t afc_file_tell(afc_client_t client, uint64_t handle, uint64_t *positi
memcpy(buffer, &handle, sizeof(uint64_t)); // handle
client->afc_packet->operation = AFC_OP_FILE_TELL;
client->afc_packet->this_length = client->afc_packet->entire_length = 0;
- bytes = afc_dispatch_packet(client, buffer, 8);
+ ret = afc_dispatch_packet(client, buffer, 8, &bytes);
free(buffer);
buffer = NULL;
- if (bytes <= 0) {
+ if (ret != AFC_E_SUCCESS) {
afc_unlock(client);
return AFC_E_NOT_ENOUGH_DATA;
}
@@ -1077,6 +1092,7 @@ afc_error_t afc_file_tell(afc_client_t client, uint64_t handle, uint64_t *positi
if (bytes > 0 && buffer) {
/* Get the position */
memcpy(position, buffer, sizeof(uint64_t));
+ *position = GUINT64_FROM_LE(*position);
}
if (buffer)
free(buffer);
@@ -1100,7 +1116,8 @@ afc_error_t afc_file_tell(afc_client_t client, uint64_t handle, uint64_t *positi
afc_error_t afc_file_truncate(afc_client_t client, uint64_t handle, uint64_t newsize)
{
char *buffer = (char *) malloc(sizeof(char) * 16);
- int bytes = 0;
+ uint32_t bytes = 0;
+ uint64_t newsize_loc = GUINT64_TO_LE(newsize);
afc_error_t ret = AFC_E_UNKNOWN_ERROR;
if (!client || (handle == 0))
@@ -1110,14 +1127,14 @@ afc_error_t afc_file_truncate(afc_client_t client, uint64_t handle, uint64_t new
// Send command
memcpy(buffer, &handle, sizeof(uint64_t)); // handle
- memcpy(buffer + 8, &newsize, sizeof(uint64_t)); // newsize
+ memcpy(buffer + 8, &newsize_loc, sizeof(uint64_t)); // newsize
client->afc_packet->operation = AFC_OP_FILE_SET_SIZE;
client->afc_packet->this_length = client->afc_packet->entire_length = 0;
- bytes = afc_dispatch_packet(client, buffer, 16);
+ ret = afc_dispatch_packet(client, buffer, 16, &bytes);
free(buffer);
buffer = NULL;
- if (bytes <= 0) {
+ if (ret != AFC_E_SUCCESS) {
afc_unlock(client);
return AFC_E_NOT_ENOUGH_DATA;
}
@@ -1140,12 +1157,12 @@ afc_error_t afc_file_truncate(afc_client_t client, uint64_t handle, uint64_t new
* @return AFC_E_SUCCESS if everything went well, AFC_E_INVALID_ARGUMENT
* if arguments are NULL or invalid, AFC_E_NOT_ENOUGH_DATA otherwise.
*/
-afc_error_t afc_truncate(afc_client_t client, const char *path, off_t newsize)
+afc_error_t afc_truncate(afc_client_t client, const char *path, uint64_t newsize)
{
char *response = NULL;
char *send = (char *) malloc(sizeof(char) * (strlen(path) + 1 + 8));
- int bytes = 0;
- uint64_t size_requested = newsize;
+ uint32_t bytes = 0;
+ uint64_t size_requested = GUINT64_TO_LE(newsize);
afc_error_t ret = AFC_E_UNKNOWN_ERROR;
if (!client || !path || !client->afc_packet || !client->connection)
@@ -1158,9 +1175,9 @@ afc_error_t afc_truncate(afc_client_t client, const char *path, off_t newsize)
memcpy(send + 8, path, strlen(path) + 1);
client->afc_packet->entire_length = client->afc_packet->this_length = 0;
client->afc_packet->operation = AFC_OP_TRUNCATE;
- bytes = afc_dispatch_packet(client, send, 8 + strlen(path) + 1);
+ ret = afc_dispatch_packet(client, send, 8 + strlen(path) + 1, &bytes);
free(send);
- if (bytes <= 0) {
+ if (ret != AFC_E_SUCCESS) {
afc_unlock(client);
return AFC_E_NOT_ENOUGH_DATA;
}
@@ -1188,8 +1205,8 @@ afc_error_t afc_make_link(afc_client_t client, afc_link_type_t linktype, const c
{
char *response = NULL;
char *send = (char *) malloc(sizeof(char) * (strlen(target)+1 + strlen(linkname)+1 + 8));
- int bytes = 0;
- uint64_t type = linktype;
+ uint32_t bytes = 0;
+ uint64_t type = GUINT64_TO_LE(linktype);
afc_error_t ret = AFC_E_UNKNOWN_ERROR;
if (!client || !target || !linkname || !client->afc_packet || !client->connection)
@@ -1207,9 +1224,9 @@ afc_error_t afc_make_link(afc_client_t client, afc_link_type_t linktype, const c
memcpy(send + 8 + strlen(target) + 1, linkname, strlen(linkname) + 1);
client->afc_packet->entire_length = client->afc_packet->this_length = 0;
client->afc_packet->operation = AFC_OP_MAKE_LINK;
- bytes = afc_dispatch_packet(client, send, 8 + strlen(linkname) + 1 + strlen(target) + 1);
+ ret = afc_dispatch_packet(client, send, 8 + strlen(linkname) + 1 + strlen(target) + 1, &bytes);
free(send);
- if (bytes <= 0) {
+ if (ret != AFC_E_SUCCESS) {
afc_unlock(client);
return AFC_E_NOT_ENOUGH_DATA;
}
@@ -1236,7 +1253,8 @@ afc_error_t afc_set_file_time(afc_client_t client, const char *path, uint64_t mt
{
char *response = NULL;
char *send = (char *) malloc(sizeof(char) * (strlen(path) + 1 + 8));
- int bytes = 0;
+ uint32_t bytes = 0;
+ uint64_t mtime_loc = GUINT64_TO_LE(mtime);
afc_error_t ret = AFC_E_UNKNOWN_ERROR;
if (!client || !path || !client->afc_packet || !client->connection)
@@ -1245,13 +1263,13 @@ afc_error_t afc_set_file_time(afc_client_t client, const char *path, uint64_t mt
afc_lock(client);
// Send command
- memcpy(send, &mtime, 8);
+ memcpy(send, &mtime_loc, 8);
memcpy(send + 8, path, strlen(path) + 1);
client->afc_packet->entire_length = client->afc_packet->this_length = 0;
client->afc_packet->operation = AFC_OP_SET_FILE_TIME;
- bytes = afc_dispatch_packet(client, send, 8 + strlen(path) + 1);
+ ret = afc_dispatch_packet(client, send, 8 + strlen(path) + 1, &bytes);
free(send);
- if (bytes <= 0) {
+ if (ret != AFC_E_SUCCESS) {
afc_unlock(client);
return AFC_E_NOT_ENOUGH_DATA;
}
diff --git a/src/AFC.h b/src/AFC.h
index 6b4a0aa..5db865f 100644
--- a/src/AFC.h
+++ b/src/AFC.h
@@ -36,6 +36,18 @@ typedef struct {
uint64_t entire_length, this_length, packet_num, operation;
} AFCPacket;
+#define AFCPacket_to_LE(x) \
+ (x)->entire_length = GUINT64_TO_LE((x)->entire_length); \
+ (x)->this_length = GUINT64_TO_LE((x)->this_length); \
+ (x)->packet_num = GUINT64_TO_LE((x)->packet_num); \
+ (x)->operation = GUINT64_TO_LE((x)->operation);
+
+#define AFCPacket_from_LE(x) \
+ (x)->entire_length = GUINT64_FROM_LE((x)->entire_length); \
+ (x)->this_length = GUINT64_FROM_LE((x)->this_length); \
+ (x)->packet_num = GUINT64_FROM_LE((x)->packet_num); \
+ (x)->operation = GUINT64_FROM_LE((x)->operation);
+
typedef struct {
uint64_t filehandle, size;
} AFCFilePacket;
diff --git a/src/lockdown.c b/src/lockdown.c
index b182706..fb5f8f5 100644
--- a/src/lockdown.c
+++ b/src/lockdown.c
@@ -115,18 +115,23 @@ static int lockdown_check_result(plist_t dict, const char *query_match)
*
* @return an error code (LOCKDOWN_E_SUCCESS on success)
*/
-lockdownd_error_t lockdownd_stop_session(lockdownd_client_t client, const char *session_id)
+lockdownd_error_t lockdownd_stop_session(lockdownd_client_t client)
{
if (!client)
return LOCKDOWN_E_INVALID_ARG;
+ if (!client->session_id) {
+ log_dbg_msg(DBGMASK_LOCKDOWND, "%s: no session_id given, cannot stop session\n", __func__);
+ return LOCKDOWN_E_INVALID_ARG;
+ }
+
lockdownd_error_t ret = LOCKDOWN_E_UNKNOWN_ERROR;
plist_t dict = plist_new_dict();
plist_dict_insert_item(dict,"Request", plist_new_string("StopSession"));
- plist_dict_insert_item(dict,"SessionID", plist_new_string(session_id));
+ plist_dict_insert_item(dict,"SessionID", plist_new_string(client->session_id));
- log_dbg_msg(DBGMASK_LOCKDOWND, "%s: called\n", __func__);
+ log_dbg_msg(DBGMASK_LOCKDOWND, "%s: stopping session %s\n", __func__, client->session_id);
ret = lockdownd_send(client, dict);
@@ -148,6 +153,9 @@ lockdownd_error_t lockdownd_stop_session(lockdownd_client_t client, const char *
plist_free(dict);
dict = NULL;
+ free(client->session_id);
+ client->session_id = NULL;
+
return ret;
}
@@ -170,7 +178,7 @@ static lockdownd_error_t lockdownd_stop_ssl_session(lockdownd_client_t client)
if (client->in_SSL) {
log_dbg_msg(DBGMASK_LOCKDOWND, "%s: stopping SSL session\n", __func__);
- ret = lockdownd_stop_session(client, client->session_id);
+ ret = lockdownd_stop_session(client);
log_dbg_msg(DBGMASK_LOCKDOWND, "%s: sending SSL close notify\n", __func__);
gnutls_bye(client->ssl_session, GNUTLS_SHUT_RDWR);
}
@@ -209,6 +217,13 @@ lockdownd_error_t lockdownd_client_free(lockdownd_client_t client)
}
}
+ if (client->session_id) {
+ free(client->session_id);
+ }
+ if (client->uuid) {
+ free(client->uuid);
+ }
+
free(client);
return ret;
}
@@ -642,31 +657,27 @@ lockdownd_error_t lockdownd_client_new(iphone_device_t device, lockdownd_client_
client_loc->ssl_session = NULL;
client_loc->ssl_certificate = NULL;
client_loc->in_SSL = 0;
+ client_loc->session_id = NULL;
+ client_loc->uuid = NULL;
if (LOCKDOWN_E_SUCCESS != lockdownd_query_type(client_loc)) {
log_debug_msg("%s: QueryType failed in the lockdownd client.\n", __func__);
ret = LOCKDOWN_E_NOT_ENOUGH_DATA;
}
- char *uuid = NULL;
- ret = iphone_device_get_uuid(device, &uuid);
+ ret = iphone_device_get_uuid(device, &client_loc->uuid);
if (LOCKDOWN_E_SUCCESS != ret) {
log_debug_msg("%s: failed to get device uuid.\n", __func__);
}
- log_debug_msg("%s: device uuid: %s\n", __func__, uuid);
+ log_debug_msg("%s: device uuid: %s\n", __func__, client_loc->uuid);
userpref_get_host_id(&host_id);
if (LOCKDOWN_E_SUCCESS == ret && !host_id) {
ret = LOCKDOWN_E_INVALID_CONF;
}
- if (LOCKDOWN_E_SUCCESS == ret && !userpref_has_device_public_key(uuid))
- ret = lockdownd_pair(client_loc, uuid, host_id);
-
- if (uuid) {
- free(uuid);
- uuid = NULL;
- }
+ if (LOCKDOWN_E_SUCCESS == ret && !userpref_has_device_public_key(client_loc->uuid))
+ ret = lockdownd_pair(client_loc, host_id);
if (LOCKDOWN_E_SUCCESS == ret) {
ret = lockdownd_start_ssl_session(client_loc, host_id);
@@ -687,12 +698,17 @@ lockdownd_error_t lockdownd_client_new(iphone_device_t device, lockdownd_client_
return ret;
}
-/** Generates the appropriate keys and pairs the device. It's part of the
- * lockdownd handshake.
+/** Function used internally by lockdownd_pair() and lockdownd_validate_pair()
+ *
+ * @param client The lockdown client to pair with.
+ * @param host_id The HostID to use for pairing. If NULL is passed, then
+ * the HostID of the current machine is used. A new HostID will be
+ * generated automatically when pairing is done for the first time.
+ * @param verb This is either "Pair" or "ValidatePair".
*
* @return an error code (LOCKDOWN_E_SUCCESS on success)
*/
-lockdownd_error_t lockdownd_pair(lockdownd_client_t client, char *uuid, char *host_id)
+static lockdownd_error_t lockdownd_do_pair(lockdownd_client_t client, char *host_id, const char *verb)
{
lockdownd_error_t ret = LOCKDOWN_E_UNKNOWN_ERROR;
plist_t dict = NULL;
@@ -703,6 +719,8 @@ lockdownd_error_t lockdownd_pair(lockdownd_client_t client, char *uuid, char *ho
gnutls_datum_t root_cert = { NULL, 0 };
gnutls_datum_t public_key = { NULL, 0 };
+ char *host_id_loc = host_id;
+
ret = lockdownd_get_device_public_key(client, &public_key);
if (ret != LOCKDOWN_E_SUCCESS) {
log_debug_msg("%s: device refused to send public key.\n", __func__);
@@ -716,6 +734,10 @@ lockdownd_error_t lockdownd_pair(lockdownd_client_t client, char *uuid, char *ho
return ret;
}
+ if (!host_id) {
+ userpref_get_host_id(&host_id_loc);
+ }
+
/* Setup Pair request plist */
dict = plist_new_dict();
dict_record = plist_new_dict();
@@ -723,16 +745,20 @@ lockdownd_error_t lockdownd_pair(lockdownd_client_t client, char *uuid, char *ho
plist_dict_insert_item(dict_record, "DeviceCertificate", plist_new_data((const char*)device_cert.data, device_cert.size));
plist_dict_insert_item(dict_record, "HostCertificate", plist_new_data((const char*)host_cert.data, host_cert.size));
- plist_dict_insert_item(dict_record, "HostID", plist_new_string(host_id));
+ plist_dict_insert_item(dict_record, "HostID", plist_new_string(host_id_loc));
plist_dict_insert_item(dict_record, "RootCertificate", plist_new_data((const char*)root_cert.data, root_cert.size));
- plist_dict_insert_item(dict, "Request", plist_new_string("Pair"));
+ plist_dict_insert_item(dict, "Request", plist_new_string(verb));
/* send to iPhone */
ret = lockdownd_send(client, dict);
plist_free(dict);
dict = NULL;
+ if (!host_id) {
+ free(host_id_loc);
+ }
+
if (ret != LOCKDOWN_E_SUCCESS)
return ret;
@@ -742,24 +768,56 @@ lockdownd_error_t lockdownd_pair(lockdownd_client_t client, char *uuid, char *ho
if (ret != LOCKDOWN_E_SUCCESS)
return ret;
- if (lockdown_check_result(dict, "Pair") == RESULT_SUCCESS) {
- ret = LOCKDOWN_E_SUCCESS;
+ if (lockdown_check_result(dict, verb) != RESULT_SUCCESS) {
+ ret = LOCKDOWN_E_PAIRING_FAILED;
}
plist_free(dict);
dict = NULL;
/* store public key in config if pairing succeeded */
if (ret == LOCKDOWN_E_SUCCESS) {
- log_dbg_msg(DBGMASK_LOCKDOWND, "%s: pair success\n", __func__);
- userpref_set_device_public_key(uuid, public_key);
+ log_dbg_msg(DBGMASK_LOCKDOWND, "%s: %s success\n", __func__, verb);
+ userpref_set_device_public_key(client->uuid, public_key);
} else {
- log_dbg_msg(DBGMASK_LOCKDOWND, "%s: pair failure\n", __func__);
- ret = LOCKDOWN_E_PAIRING_FAILED;
+ log_dbg_msg(DBGMASK_LOCKDOWND, "%s: %s failure\n", __func__, verb);
}
free(public_key.data);
return ret;
}
+/**
+ * Pairs the device with the given HostID.
+ * It's part of the lockdownd handshake.
+ *
+ * @param client The lockdown client to pair with.
+ * @param host_id The HostID to use for pairing. If NULL is passed, then
+ * the HostID of the current machine is used. A new HostID will be
+ * generated automatically when pairing is done for the first time.
+ *
+ * @return an error code (LOCKDOWN_E_SUCCESS on success)
+ */
+lockdownd_error_t lockdownd_pair(lockdownd_client_t client, char *host_id)
+{
+ return lockdownd_do_pair(client, host_id, "Pair");
+}
+
+/**
+ * Pairs the device with the given HostID. The difference to lockdownd_pair()
+ * is that the specified host will become trusted host of the device.
+ * It's part of the lockdownd handshake.
+ *
+ * @param client The lockdown client to pair with.
+ * @param host_id The HostID to use for pairing. If NULL is passed, then
+ * the HostID of the current machine is used. A new HostID will be
+ * generated automatically when pairing is done for the first time.
+ *
+ * @return an error code (LOCKDOWN_E_SUCCESS on success)
+ */
+lockdownd_error_t lockdownd_validate_pair(lockdownd_client_t client, char *host_id)
+{
+ return lockdownd_do_pair(client, host_id, "ValidatePair");
+}
+
/**
* Tells the device to immediately enter recovery mode.
*
@@ -985,7 +1043,10 @@ lockdownd_error_t lockdownd_start_ssl_session(lockdownd_client_t client, const c
uint32_t return_me = 0;
lockdownd_error_t ret = LOCKDOWN_E_UNKNOWN_ERROR;
- client->session_id[0] = '\0';
+ if (client->session_id) {
+ free(client->session_id);
+ client->session_id = NULL;
+ }
/* Setup DevicePublicKey request plist */
dict = plist_new_dict();
@@ -1012,26 +1073,22 @@ lockdownd_error_t lockdownd_start_ssl_session(lockdownd_client_t client, const c
if (!strcmp(error, "InvalidHostID")) {
/* hostid is unknown. Pair and try again */
- char *uuid = NULL;
char *host_id = NULL;
userpref_get_host_id(&host_id);
- if (LOCKDOWN_E_SUCCESS == lockdownd_get_device_uuid(client, &uuid) ) {
- if (LOCKDOWN_E_SUCCESS == lockdownd_pair(client, uuid, host_id) ) {
- /* start session again */
- plist_free(dict);
- dict = plist_new_dict();
- plist_dict_insert_item(dict,"HostID", plist_new_string(HostID));
- plist_dict_insert_item(dict,"Request", plist_new_string("StartSession"));
+ if (LOCKDOWN_E_SUCCESS == lockdownd_pair(client, host_id) ) {
+ /* start session again */
+ plist_free(dict);
+ dict = plist_new_dict();
+ plist_dict_insert_item(dict,"HostID", plist_new_string(HostID));
+ plist_dict_insert_item(dict,"Request", plist_new_string("StartSession"));
- ret = lockdownd_send(client, dict);
- plist_free(dict);
- dict = NULL;
+ ret = lockdownd_send(client, dict);
+ plist_free(dict);
+ dict = NULL;
- ret = lockdownd_recv(client, &dict);
- }
+ ret = lockdownd_recv(client, &dict);
}
- free(uuid);
free(host_id);
}
free(error);
@@ -1100,27 +1157,16 @@ lockdownd_error_t lockdownd_start_ssl_session(lockdownd_client_t client, const c
ret = LOCKDOWN_E_SUCCESS;
}
}
- /* store session id */
+ /* store session id, we need it for StopSession */
plist_t session_node = plist_dict_get_item(dict, "SessionID");
- if (session_node) {
-
- plist_type session_node_type = plist_get_node_type(session_node);
-
- if (session_node_type == PLIST_STRING) {
-
- char *session_id = NULL;
- plist_get_string_val(session_node, &session_id);
-
- if (session_node_type == PLIST_STRING && session_id) {
- /* we need to store the session ID for StopSession */
- strcpy(client->session_id, session_id);
- log_dbg_msg(DBGMASK_LOCKDOWND, "%s: SessionID: %s\n", __func__, client->session_id);
- }
- if (session_id)
- free(session_id);
- }
- } else
+ if (session_node && (plist_get_node_type(session_node) == PLIST_STRING)) {
+ plist_get_string_val(session_node, &client->session_id);
+ }
+ if (client->session_id) {
+ log_dbg_msg(DBGMASK_LOCKDOWND, "%s: SessionID: %s\n", __func__, client->session_id);
+ } else {
log_dbg_msg(DBGMASK_LOCKDOWND, "%s: Failed to get SessionID!\n", __func__);
+ }
plist_free(dict);
dict = NULL;
diff --git a/src/lockdown.h b/src/lockdown.h
index 9312867..931623a 100644
--- a/src/lockdown.h
+++ b/src/lockdown.h
@@ -32,7 +32,8 @@ struct lockdownd_client_int {
gnutls_session_t ssl_session;
gnutls_certificate_credentials_t ssl_certificate;
int in_SSL;
- char session_id[40];
+ char *session_id;
+ char *uuid;
};
lockdownd_error_t lockdownd_get_device_public_key(lockdownd_client_t client, gnutls_datum_t * public_key);
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