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authorGravatar Jonathan Beck2008-10-25 16:11:27 +0200
committerGravatar Jonathan Beck2008-10-25 16:52:20 +0200
commit0b2cfd2c7c6211ff5902e48720c34067f238ce90 (patch)
tree9c30578b4288795e7589c959caa08f3547ca0b88 /src/AFC.c
parentbbd813da84c1ff8484bbd3eb7f575775271424da (diff)
downloadlibplist-0b2cfd2c7c6211ff5902e48720c34067f238ce90.tar.gz
libplist-0b2cfd2c7c6211ff5902e48720c34067f238ce90.tar.bz2
Handle debugging through utilitary functions
Diffstat (limited to 'src/AFC.c')
-rw-r--r--src/AFC.c116
1 files changed, 39 insertions, 77 deletions
diff --git a/src/AFC.c b/src/AFC.c
index 58c6bb2..4d6b269 100644
--- a/src/AFC.c
+++ b/src/AFC.c
@@ -27,16 +27,13 @@
// This is the maximum size an AFC data packet can be
const int MAXIMUM_PACKET_SIZE = (2 << 15) - 32;
-extern int debug;
-
/** Locks an AFC client, done for thread safety stuff
*
* @param client The AFC client connection to lock
*/
static void afc_lock(iphone_afc_client_t client)
{
- if (debug)
- fprintf(stderr, "Locked\n");
+ log_debug_msg("Locked\n");
while (client->lock) {
usleep(500); // they say it's obsolete, but whatever
}
@@ -49,8 +46,7 @@ static void afc_lock(iphone_afc_client_t client)
*/
static void afc_unlock(iphone_afc_client_t client)
{ // just to be pretty
- if (debug)
- fprintf(stderr, "Unlocked\n");
+ log_debug_msg("Unlocked\n");
client->lock = 0;
}
@@ -156,16 +152,12 @@ static int dispatch_AFC_packet(iphone_afc_client_t client, const char *data, int
memcpy(buffer, (char *) client->afc_packet, sizeof(AFCPacket));
offset = client->afc_packet->this_length - sizeof(AFCPacket);
- if (debug)
- fprintf(stderr, "dispatch_AFC_packet: Offset: %i\n", offset);
+ log_debug_msg("dispatch_AFC_packet: Offset: %i\n", offset);
if ((length) < (client->afc_packet->entire_length - client->afc_packet->this_length)) {
- if (debug) {
- fprintf(stderr, "dispatch_AFC_packet: Length did not resemble what it was supposed");
- fprintf(stderr, "to based on the packet.\n");
- fprintf(stderr, "length minus offset: %i\n", length - offset);
- fprintf(stderr, "rest of packet: %i\n",
- client->afc_packet->entire_length - client->afc_packet->this_length);
- }
+ log_debug_msg("dispatch_AFC_packet: Length did not resemble what it was supposed");
+ log_debug_msg("to based on the packet.\n");
+ log_debug_msg("length minus offset: %i\n", length - offset);
+ log_debug_msg("rest of packet: %i\n", client->afc_packet->entire_length - client->afc_packet->this_length);
free(buffer);
return -1;
}
@@ -176,32 +168,25 @@ static int dispatch_AFC_packet(iphone_afc_client_t client, const char *data, int
return bytes;
}
- if (debug) {
- fprintf(stderr, "dispatch_AFC_packet: sent the first now go with the second\n");
- fprintf(stderr, "Length: %i\n", length - offset);
- fprintf(stderr, "Buffer: \n");
- fwrite(data + offset, 1, length - offset, stdout);
- }
+ log_debug_msg("dispatch_AFC_packet: sent the first now go with the second\n");
+ log_debug_msg("Length: %i\n", length - offset);
+ log_debug_msg("Buffer: \n");
+ log_debug_msg(data + offset);
iphone_mux_send(client->connection, data + offset, length - offset, &bytes);
return bytes;
} else {
- if (debug)
- fprintf(stderr, "dispatch_AFC_packet doin things the old way\n");
+ log_debug_msg("dispatch_AFC_packet doin things the old way\n");
char *buffer = (char *) malloc(sizeof(char) * client->afc_packet->this_length);
- if (debug)
- fprintf(stderr, "dispatch_AFC_packet packet length = %i\n", client->afc_packet->this_length);
+ log_debug_msg("dispatch_AFC_packet packet length = %i\n", client->afc_packet->this_length);
memcpy(buffer, (char *) client->afc_packet, sizeof(AFCPacket));
- if (debug)
- fprintf(stderr, "dispatch_AFC_packet packet data follows\n");
+ log_debug_msg("dispatch_AFC_packet packet data follows\n");
if (length > 0) {
memcpy(buffer + sizeof(AFCPacket), data, length);
buffer[sizeof(AFCPacket) + length] = '\0';
}
- if (debug)
- fwrite(buffer, 1, client->afc_packet->this_length, stdout);
- if (debug)
- fprintf(stderr, "\n");
+ log_debug_buffer(buffer, client->afc_packet->this_length);
+ log_debug_msg("\n");
iphone_mux_send(client->connection, buffer, client->afc_packet->this_length, &bytes);
if (buffer) {
@@ -257,30 +242,23 @@ static int receive_AFC_data(iphone_afc_client_t client, char **dump_here)
free(buffer);
if (r_packet->operation == AFC_ERROR && !(client->afc_packet->operation == AFC_DELETE && param1 == 7)) {
- if (debug)
- fprintf(stderr,
- "Oops? Bad operation code received: 0x%X, operation=0x%X, param1=%d\n",
- r_packet->operation, client->afc_packet->operation, param1);
+ log_debug_msg("Oops? Bad operation code received: 0x%X, operation=0x%X, param1=%d\n",
+ r_packet->operation, client->afc_packet->operation, param1);
recv_len = r_packet->entire_length - r_packet->this_length;
free(r_packet);
- if (debug)
- fprintf(stderr, "recv_len=%d\n", recv_len);
+ log_debug_msg("recv_len=%d\n", recv_len);
if (param1 == 0) {
- if (debug)
- fprintf(stderr, "... false alarm, but still\n");
+ log_debug_msg("... false alarm, but still\n");
*dump_here = NULL;
return 0;
} else {
- if (debug)
- fprintf(stderr, "Errno %i\n", param1);
+ log_debug_msg("Errno %i\n", param1);
}
*dump_here = NULL;
return -1;
} else {
- if (debug)
- fprintf(stderr,
- "Operation code %x\nFull length %i and this length %i\n",
- r_packet->operation, r_packet->entire_length, r_packet->this_length);
+ log_debug_msg("Operation code %x\nFull length %i and this length %i\n",
+ r_packet->operation, r_packet->entire_length, r_packet->this_length);
}
recv_len = r_packet->entire_length - r_packet->this_length;
@@ -294,25 +272,19 @@ static int receive_AFC_data(iphone_afc_client_t client, char **dump_here)
final_buffer = (char *) malloc(sizeof(char) * recv_len);
while (current_count < recv_len) {
iphone_mux_recv(client->connection, buffer, recv_len - current_count, &bytes);
- if (debug)
- fprintf(stderr, "receive_AFC_data: still collecting packets\n");
+ log_debug_msg("receive_AFC_data: still collecting packets\n");
if (bytes < 0) {
- if (debug)
- fprintf(stderr, "receive_AFC_data: mux_recv failed: %d\n", bytes);
+ log_debug_msg("receive_AFC_data: mux_recv failed: %d\n", bytes);
break;
}
if (bytes > recv_len - current_count) {
- if (debug)
- fprintf(stderr, "receive_AFC_data: mux_recv delivered too much data\n");
+ log_debug_msg("receive_AFC_data: mux_recv delivered too much data\n");
break;
}
if (bytes > 7 && strstr(buffer, "CFA6LPAA")) {
- if (debug)
- fprintf(stderr,
- "receive_AFC_data: WARNING: there is AFC data in this packet at %ti\n",
- strstr(buffer, "CFA6LPAA") - buffer);
- if (debug)
- fprintf(stderr, "receive_AFC_data: the total packet length is %i\n", bytes);
+ log_debug_msg("receive_AFC_data: WARNING: there is AFC data in this packet at %ti\n",
+ strstr(buffer, "CFA6LPAA") - buffer);
+ log_debug_msg("receive_AFC_data: the total packet length is %i\n", bytes);
}
memcpy(final_buffer + current_count, buffer, bytes);
@@ -701,8 +673,7 @@ iphone_afc_open_file(iphone_afc_client_t client, const char *filename,
free(data);
if (bytes <= 0) {
- if (debug)
- fprintf(stderr, "afc_open_file: Didn't receive a response to the command\n");
+ log_debug_msg("afc_open_file: Didn't receive a response to the command\n");
afc_unlock(client);
return IPHONE_E_NOT_ENOUGH_DATA;
}
@@ -718,8 +689,7 @@ iphone_afc_open_file(iphone_afc_client_t client, const char *filename,
*file = file_loc;
return IPHONE_E_SUCCESS;
} else {
- if (debug)
- fprintf(stderr, "afc_open_file: Didn't get any further data\n");
+ log_debug_msg("afc_open_file: Didn't get any further data\n");
afc_unlock(client);
return IPHONE_E_NOT_ENOUGH_DATA;
}
@@ -747,16 +717,14 @@ iphone_afc_read_file(iphone_afc_client_t client, iphone_afc_file_t file, char *d
if (!client || !client->afc_packet || !client->connection || !file)
return IPHONE_E_INVALID_ARG;
- if (debug)
- fprintf(stderr, "afc_read_file called for length %i\n", length);
+ log_debug_msg("afc_read_file called for length %i\n", length);
afc_lock(client);
// Looping here to get around the maximum amount of data that
// recieve_AFC_data can handle
while (current_count < length) {
- if (debug)
- fprintf(stderr, "afc_read_file: current count is %i but length is %i\n", current_count, length);
+ log_debug_msg("afc_read_file: current count is %i but length is %i\n", current_count, length);
// Send the read command
AFCFilePacket *packet = (AFCFilePacket *) malloc(sizeof(AFCFilePacket));
@@ -774,8 +742,7 @@ iphone_afc_read_file(iphone_afc_client_t client, iphone_afc_file_t file, char *d
}
// Receive the data
bytes_loc = receive_AFC_data(client, &input);
- if (debug)
- fprintf(stderr, "afc_read_file: bytes returned: %i\n", bytes_loc);
+ log_debug_msg("afc_read_file: bytes returned: %i\n", bytes_loc);
if (bytes_loc < 0) {
if (input)
free(input);
@@ -790,8 +757,7 @@ iphone_afc_read_file(iphone_afc_client_t client, iphone_afc_file_t file, char *d
// success
} else {
if (input) {
- if (debug)
- fprintf(stderr, "afc_read_file: %d\n", bytes_loc);
+ log_debug_msg("afc_read_file: %d\n", bytes_loc);
memcpy(data + current_count, input, (bytes_loc > length) ? length : bytes_loc);
free(input);
input = NULL;
@@ -799,8 +765,7 @@ iphone_afc_read_file(iphone_afc_client_t client, iphone_afc_file_t file, char *d
}
}
}
- if (debug)
- fprintf(stderr, "afc_read_file: returning current_count as %i\n", current_count);
+ log_debug_msg("afc_read_file: returning current_count as %i\n", current_count);
afc_unlock(client);
*bytes = current_count;
@@ -831,8 +796,7 @@ iphone_afc_write_file(iphone_afc_client_t client, iphone_afc_file_t file,
afc_lock(client);
- if (debug)
- fprintf(stderr, "afc_write_file: Write length: %i\n", length);
+ log_debug_msg("afc_write_file: Write length: %i\n", length);
// Divide the file into segments.
for (i = 0; i < segments; i++) {
@@ -893,8 +857,7 @@ iphone_afc_write_file(iphone_afc_client_t client, iphone_afc_file_t file,
bytes_loc = receive_AFC_data(client, &acknowledgement);
afc_unlock(client);
if (bytes_loc < 0) {
- if (debug)
- fprintf(stderr, "afc_write_file: uh oh?\n");
+ log_debug_msg("afc_write_file: uh oh?\n");
}
*bytes = current_count;
return IPHONE_E_SUCCESS;
@@ -916,8 +879,7 @@ iphone_error_t iphone_afc_close_file(iphone_afc_client_t client, iphone_afc_file
afc_lock(client);
- if (debug)
- fprintf(stderr, "afc_close_file: File handle %i\n", file->filehandle);
+ log_debug_msg("afc_close_file: File handle %i\n", file->filehandle);
// Send command
memcpy(buffer, &file->filehandle, sizeof(uint32));