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Changed OP_FormattedMessage code to eliminate possible oob error

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This commit is contained in:
Uleat 2015-01-12 21:15:12 -05:00
parent a6148565e5
commit e84cebe375
7 changed files with 66 additions and 52 deletions
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17
common/patches/rof.cpp
View File

@ -877,26 +877,27 @@ namespace RoF
unsigned char *__emu_buffer = in->pBuffer;
char *old_message_ptr = (char *)in->pBuffer;
old_message_ptr += sizeof(FormattedMessage_Struct);
std::string old_message_array[9];
char *old_message_ptr = (char *)__emu_buffer + sizeof(FormattedMessage_Struct);
for (int i = 0; i < 9; ++i) {
if (*old_message_ptr == 0) { break; }
old_message_array[i] = old_message_ptr;
old_message_ptr += old_message_array[i].length() + 1;
if (old_message_array[i].length() == 0) { break; }
}
uint32 new_message_size = 0;
std::string new_message_array[9];
for (int i = 0; i < 9; ++i) {
ServerToRoFTextLink(new_message_array[i], old_message_array[i]);
new_message_size += (new_message_array[i].length() + 1);
if (new_message_array[i].length() == 0) { break; }
ServerToRoFTextLink(new_message_array[i], old_message_array[i]);
new_message_size += new_message_array[i].length() + 1;
}
in->size = sizeof(FormattedMessage_Struct) + new_message_size;
in->size = sizeof(FormattedMessage_Struct) + new_message_size + 1;
in->pBuffer = new unsigned char[in->size];
char *OutBuffer = (char *)in->pBuffer;
@ -906,10 +907,12 @@ namespace RoF
VARSTRUCT_ENCODE_TYPE(uint32, OutBuffer, emu->type);
for (int i = 0; i < 9; ++i) {
VARSTRUCT_ENCODE_STRING(OutBuffer, new_message_array[i].c_str());
if (new_message_array[i].length() == 0) { break; }
VARSTRUCT_ENCODE_STRING(OutBuffer, new_message_array[i].c_str());
}
VARSTRUCT_ENCODE_TYPE(uint8, OutBuffer, 0);
delete[] __emu_buffer;
dest->FastQueuePacket(&in, ack_req);
}

17
common/patches/rof2.cpp
View File

@ -943,26 +943,27 @@ namespace RoF2
unsigned char *__emu_buffer = in->pBuffer;
char *old_message_ptr = (char *)in->pBuffer;
old_message_ptr += sizeof(FormattedMessage_Struct);
std::string old_message_array[9];
char *old_message_ptr = (char *)__emu_buffer + sizeof(FormattedMessage_Struct);
for (int i = 0; i < 9; ++i) {
if (*old_message_ptr == 0) { break; }
old_message_array[i] = old_message_ptr;
old_message_ptr += old_message_array[i].length() + 1;
if (old_message_array[i].length() == 0) { break; }
}
uint32 new_message_size = 0;
std::string new_message_array[9];
for (int i = 0; i < 9; ++i) {
ServerToRoF2TextLink(new_message_array[i], old_message_array[i]);
new_message_size += (new_message_array[i].length() + 1);
if (new_message_array[i].length() == 0) { break; }
ServerToRoF2TextLink(new_message_array[i], old_message_array[i]);
new_message_size += new_message_array[i].length() + 1;
}
in->size = sizeof(FormattedMessage_Struct) + new_message_size;
in->size = sizeof(FormattedMessage_Struct) + new_message_size + 1;
in->pBuffer = new unsigned char[in->size];
char *OutBuffer = (char *)in->pBuffer;
@ -972,10 +973,12 @@ namespace RoF2
VARSTRUCT_ENCODE_TYPE(uint32, OutBuffer, emu->type);
for (int i = 0; i < 9; ++i) {
VARSTRUCT_ENCODE_STRING(OutBuffer, new_message_array[i].c_str());
if (new_message_array[i].length() == 0) { break; }
VARSTRUCT_ENCODE_STRING(OutBuffer, new_message_array[i].c_str());
}
VARSTRUCT_ENCODE_TYPE(uint8, OutBuffer, 0);
delete[] __emu_buffer;
dest->FastQueuePacket(&in, ack_req);
}

17
common/patches/sod.cpp
View File

@ -646,26 +646,27 @@ namespace SoD
unsigned char *__emu_buffer = in->pBuffer;
char *old_message_ptr = (char *)in->pBuffer;
old_message_ptr += sizeof(FormattedMessage_Struct);
std::string old_message_array[9];
char *old_message_ptr = (char *)__emu_buffer + sizeof(FormattedMessage_Struct);
for (int i = 0; i < 9; ++i) {
if (*old_message_ptr == 0) { break; }
old_message_array[i] = old_message_ptr;
old_message_ptr += old_message_array[i].length() + 1;
if (old_message_array[i].length() == 0) { break; }
}
uint32 new_message_size = 0;
std::string new_message_array[9];
for (int i = 0; i < 9; ++i) {
ServerToSoDTextLink(new_message_array[i], old_message_array[i]);
new_message_size += (new_message_array[i].length() + 1);
if (new_message_array[i].length() == 0) { break; }
ServerToSoDTextLink(new_message_array[i], old_message_array[i]);
new_message_size += new_message_array[i].length() + 1;
}
in->size = sizeof(FormattedMessage_Struct) + new_message_size;
in->size = sizeof(FormattedMessage_Struct) + new_message_size + 1;
in->pBuffer = new unsigned char[in->size];
char *OutBuffer = (char *)in->pBuffer;
@ -675,10 +676,12 @@ namespace SoD
VARSTRUCT_ENCODE_TYPE(uint32, OutBuffer, emu->type);
for (int i = 0; i < 9; ++i) {
VARSTRUCT_ENCODE_STRING(OutBuffer, new_message_array[i].c_str());
if (new_message_array[i].length() == 0) { break; }
VARSTRUCT_ENCODE_STRING(OutBuffer, new_message_array[i].c_str());
}
VARSTRUCT_ENCODE_TYPE(uint8, OutBuffer, 0);
delete[] __emu_buffer;
dest->FastQueuePacket(&in, ack_req);
}

17
common/patches/sof.cpp
View File

@ -633,26 +633,27 @@ namespace SoF
unsigned char *__emu_buffer = in->pBuffer;
char *old_message_ptr = (char *)in->pBuffer;
old_message_ptr += sizeof(FormattedMessage_Struct);
std::string old_message_array[9];
char *old_message_ptr = (char *)__emu_buffer + sizeof(FormattedMessage_Struct);
for (int i = 0; i < 9; ++i) {
if (*old_message_ptr == 0) { break; }
old_message_array[i] = old_message_ptr;
old_message_ptr += old_message_array[i].length() + 1;
if (old_message_array[i].length() == 0) { break; }
}
uint32 new_message_size = 0;
std::string new_message_array[9];
for (int i = 0; i < 9; ++i) {
ServerToSoFTextLink(new_message_array[i], old_message_array[i]);
new_message_size += (new_message_array[i].length() + 1);
if (new_message_array[i].length() == 0) { break; }
ServerToSoFTextLink(new_message_array[i], old_message_array[i]);
new_message_size += new_message_array[i].length() + 1;
}
in->size = sizeof(FormattedMessage_Struct) + new_message_size;
in->size = sizeof(FormattedMessage_Struct) + new_message_size + 1;
in->pBuffer = new unsigned char[in->size];
char *OutBuffer = (char *)in->pBuffer;
@ -662,10 +663,12 @@ namespace SoF
VARSTRUCT_ENCODE_TYPE(uint32, OutBuffer, emu->type);
for (int i = 0; i < 9; ++i) {
VARSTRUCT_ENCODE_STRING(OutBuffer, new_message_array[i].c_str());
if (new_message_array[i].length() == 0) { break; }
VARSTRUCT_ENCODE_STRING(OutBuffer, new_message_array[i].c_str());
}
VARSTRUCT_ENCODE_TYPE(uint8, OutBuffer, 0);
delete[] __emu_buffer;
dest->FastQueuePacket(&in, ack_req);
}

17
common/patches/titanium.cpp
View File

@ -492,26 +492,27 @@ namespace Titanium
unsigned char *__emu_buffer = in->pBuffer;
char *old_message_ptr = (char *)in->pBuffer;
old_message_ptr += sizeof(FormattedMessage_Struct);
std::string old_message_array[9];
char *old_message_ptr = (char *)__emu_buffer + sizeof(FormattedMessage_Struct);
for (int i = 0; i < 9; ++i) {
if (*old_message_ptr == 0) { break; }
old_message_array[i] = old_message_ptr;
old_message_ptr += old_message_array[i].length() + 1;
if (old_message_array[i].length() == 0) { break; }
}
uint32 new_message_size = 0;
std::string new_message_array[9];
for (int i = 0; i < 9; ++i) {
ServerToTitaniumTextLink(new_message_array[i], old_message_array[i]);
new_message_size += (new_message_array[i].length() + 1);
if (new_message_array[i].length() == 0) { break; }
ServerToTitaniumTextLink(new_message_array[i], old_message_array[i]);
new_message_size += new_message_array[i].length() + 1;
}
in->size = sizeof(FormattedMessage_Struct) + new_message_size;
in->size = sizeof(FormattedMessage_Struct) + new_message_size + 1;
in->pBuffer = new unsigned char[in->size];
char *OutBuffer = (char *)in->pBuffer;
@ -521,10 +522,12 @@ namespace Titanium
VARSTRUCT_ENCODE_TYPE(uint32, OutBuffer, emu->type);
for (int i = 0; i < 9; ++i) {
VARSTRUCT_ENCODE_STRING(OutBuffer, new_message_array[i].c_str());
if (new_message_array[i].length() == 0) { break; }
VARSTRUCT_ENCODE_STRING(OutBuffer, new_message_array[i].c_str());
}
VARSTRUCT_ENCODE_TYPE(uint8, OutBuffer, 0);
delete[] __emu_buffer;
dest->FastQueuePacket(&in, ack_req);
}

17
common/patches/underfoot.cpp
View File

@ -790,26 +790,27 @@ namespace Underfoot
unsigned char *__emu_buffer = in->pBuffer;
char *old_message_ptr = (char *)in->pBuffer;
old_message_ptr += sizeof(FormattedMessage_Struct);
std::string old_message_array[9];
char *old_message_ptr = (char *)__emu_buffer + sizeof(FormattedMessage_Struct);
for (int i = 0; i < 9; ++i) {
if (*old_message_ptr == 0) { break; }
old_message_array[i] = old_message_ptr;
old_message_ptr += old_message_array[i].length() + 1;
if (old_message_array[i].length() == 0) { break; }
}
uint32 new_message_size = 0;
std::string new_message_array[9];
for (int i = 0; i < 9; ++i) {
ServerToUnderfootTextLink(new_message_array[i], old_message_array[i]);
new_message_size += (new_message_array[i].length() + 1);
if (new_message_array[i].length() == 0) { break; }
ServerToUnderfootTextLink(new_message_array[i], old_message_array[i]);
new_message_size += new_message_array[i].length() + 1;
}
in->size = sizeof(FormattedMessage_Struct) + new_message_size;
in->size = sizeof(FormattedMessage_Struct) + new_message_size + 1;
in->pBuffer = new unsigned char[in->size];
char *OutBuffer = (char *)in->pBuffer;
@ -819,10 +820,12 @@ namespace Underfoot
VARSTRUCT_ENCODE_TYPE(uint32, OutBuffer, emu->type);
for (int i = 0; i < 9; ++i) {
VARSTRUCT_ENCODE_STRING(OutBuffer, new_message_array[i].c_str());
if (new_message_array[i].length() == 0) { break; }
VARSTRUCT_ENCODE_STRING(OutBuffer, new_message_array[i].c_str());
}
VARSTRUCT_ENCODE_TYPE(uint8, OutBuffer, 0);
delete[] __emu_buffer;
dest->FastQueuePacket(&in, ack_req);
}

16
zone/client.cpp
View File

@ -2814,7 +2814,7 @@ void Client::Message_StringID(uint32 type, uint32 string_id, const char* message
return;
int i = 0, argcount = 0, length = 0;
char *bufptr;
char *bufptr = nullptr;
const char *message_arg[9] = {0};
if(type==MT_Emote)
@ -2839,8 +2839,7 @@ void Client::Message_StringID(uint32 type, uint32 string_id, const char* message
for(; message_arg[argcount]; ++argcount)
length += strlen(message_arg[argcount]) + 1;
if (length == 0)
length = 1;
length += 1;
EQApplicationPacket* outapp = new EQApplicationPacket(OP_FormattedMessage, sizeof(FormattedMessage_Struct) + length);
FormattedMessage_Struct *fm = (FormattedMessage_Struct *)outapp->pBuffer;
@ -2853,8 +2852,7 @@ void Client::Message_StringID(uint32 type, uint32 string_id, const char* message
bufptr += strlen(message_arg[i]) + 1;
}
if (argcount == 0)
bufptr = '\0';
bufptr = '\0';
if(distance>0)
entity_list.QueueCloseClients(this,outapp,false,distance);
@ -2930,7 +2928,7 @@ void Client::FilteredMessage_StringID(Mob *sender, uint32 type, eqFilterType fil
return;
int i = 0, argcount = 0, length = 0;
char *bufptr;
char *bufptr = nullptr;
const char *message_arg[9] = {0};
if (type == MT_Emote)
@ -2954,8 +2952,7 @@ void Client::FilteredMessage_StringID(Mob *sender, uint32 type, eqFilterType fil
for (; message_arg[argcount]; ++argcount)
length += strlen(message_arg[argcount]) + 1;
if (length == 0)
length = 1;
length += 1;
EQApplicationPacket *outapp = new EQApplicationPacket(OP_FormattedMessage, sizeof(FormattedMessage_Struct) + length);
FormattedMessage_Struct *fm = (FormattedMessage_Struct *)outapp->pBuffer;
@ -2967,8 +2964,7 @@ void Client::FilteredMessage_StringID(Mob *sender, uint32 type, eqFilterType fil
bufptr += strlen(message_arg[i]) + 1;
}
if (argcount == 0)
bufptr = '\0';
bufptr = '\0';
QueuePacket(outapp);
safe_delete(outapp);