/** * FreeRDP: A Remote Desktop Protocol Implementation * Smart Card Structure Packing * * Copyright 2014 Marc-Andre Moreau * Copyright 2015 Thincast Technologies GmbH * Copyright 2015 DI (FH) Martin Haimberger * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #ifdef HAVE_CONFIG_H #include "config.h" #endif #include #include #include "smartcard_pack.h" LONG smartcard_unpack_common_type_header(SMARTCARD_DEVICE* smartcard, wStream* s) { UINT8 version; UINT32 filler; UINT8 endianness; UINT16 commonHeaderLength; if (Stream_GetRemainingLength(s) < 8) { WLog_WARN(TAG, "CommonTypeHeader is too short: %d", (int) Stream_GetRemainingLength(s)); return STATUS_BUFFER_TOO_SMALL; } /* Process CommonTypeHeader */ Stream_Read_UINT8(s, version); /* Version (1 byte) */ Stream_Read_UINT8(s, endianness); /* Endianness (1 byte) */ Stream_Read_UINT16(s, commonHeaderLength); /* CommonHeaderLength (2 bytes) */ Stream_Read_UINT32(s, filler); /* Filler (4 bytes), should be 0xCCCCCCCC */ if (version != 1) { WLog_WARN(TAG, "Unsupported CommonTypeHeader Version %d", version); return STATUS_INVALID_PARAMETER; } if (endianness != 0x10) { WLog_WARN(TAG, "Unsupported CommonTypeHeader Endianness %d", endianness); return STATUS_INVALID_PARAMETER; } if (commonHeaderLength != 8) { WLog_WARN(TAG, "Unsupported CommonTypeHeader CommonHeaderLength %d", commonHeaderLength); return STATUS_INVALID_PARAMETER; } if (filler != 0xCCCCCCCC) { WLog_WARN(TAG, "Unexpected CommonTypeHeader Filler 0x%08X", filler); return STATUS_INVALID_PARAMETER; } return SCARD_S_SUCCESS; } LONG smartcard_pack_common_type_header(SMARTCARD_DEVICE* smartcard, wStream* s) { Stream_Write_UINT8(s, 1); /* Version (1 byte) */ Stream_Write_UINT8(s, 0x10); /* Endianness (1 byte) */ Stream_Write_UINT16(s, 8); /* CommonHeaderLength (2 bytes) */ Stream_Write_UINT32(s, 0xCCCCCCCC); /* Filler (4 bytes), should be 0xCCCCCCCC */ return SCARD_S_SUCCESS; } LONG smartcard_unpack_private_type_header(SMARTCARD_DEVICE* smartcard, wStream* s) { UINT32 filler; UINT32 objectBufferLength; if (Stream_GetRemainingLength(s) < 8) { WLog_WARN(TAG, "PrivateTypeHeader is too short: %d", (int) Stream_GetRemainingLength(s)); return STATUS_BUFFER_TOO_SMALL; } Stream_Read_UINT32(s, objectBufferLength); /* ObjectBufferLength (4 bytes) */ Stream_Read_UINT32(s, filler); /* Filler (4 bytes), should be 0x00000000 */ if (filler != 0x00000000) { WLog_WARN(TAG, "Unexpected PrivateTypeHeader Filler 0x%08X", filler); return STATUS_INVALID_PARAMETER; } if (objectBufferLength != Stream_GetRemainingLength(s)) { WLog_WARN(TAG, "PrivateTypeHeader ObjectBufferLength mismatch: Actual: %d, Expected: %d", (int) objectBufferLength, Stream_GetRemainingLength(s)); return STATUS_INVALID_PARAMETER; } return SCARD_S_SUCCESS; } LONG smartcard_pack_private_type_header(SMARTCARD_DEVICE* smartcard, wStream* s, UINT32 objectBufferLength) { Stream_Write_UINT32(s, objectBufferLength); /* ObjectBufferLength (4 bytes) */ Stream_Write_UINT32(s, 0x00000000); /* Filler (4 bytes), should be 0x00000000 */ return SCARD_S_SUCCESS; } LONG smartcard_unpack_read_size_align(SMARTCARD_DEVICE* smartcard, wStream* s, UINT32 size, UINT32 alignment) { UINT32 pad; pad = size; size = (size + alignment - 1) & ~(alignment - 1); pad = size - pad; if (pad) Stream_Seek(s, pad); return pad; } LONG smartcard_pack_write_size_align(SMARTCARD_DEVICE* smartcard, wStream* s, UINT32 size, UINT32 alignment) { UINT32 pad; pad = size; size = (size + alignment - 1) & ~(alignment - 1); pad = size - pad; if (pad) { if (!Stream_EnsureRemainingCapacity(s, pad)) { WLog_ERR(TAG, "Stream_EnsureRemainingCapacity failed!"); return SCARD_F_INTERNAL_ERROR; } Stream_Zero(s, pad); } return SCARD_S_SUCCESS; } SCARDCONTEXT smartcard_scard_context_native_from_redir(SMARTCARD_DEVICE* smartcard, REDIR_SCARDCONTEXT* context) { SCARDCONTEXT hContext = 0; if ((context->cbContext != sizeof(ULONG_PTR)) && (context->cbContext != 0)) { WLog_WARN(TAG, "REDIR_SCARDCONTEXT does not match native size: Actual: %d, Expected: %d", context->cbContext, sizeof(ULONG_PTR)); return 0; } if (context->cbContext) CopyMemory(&hContext, &(context->pbContext), context->cbContext); else ZeroMemory(&hContext, sizeof(ULONG_PTR)); return hContext; } void smartcard_scard_context_native_to_redir(SMARTCARD_DEVICE* smartcard, REDIR_SCARDCONTEXT* context, SCARDCONTEXT hContext) { ZeroMemory(context, sizeof(REDIR_SCARDCONTEXT)); context->cbContext = sizeof(ULONG_PTR); CopyMemory(&(context->pbContext), &hContext, context->cbContext); } SCARDHANDLE smartcard_scard_handle_native_from_redir(SMARTCARD_DEVICE* smartcard, REDIR_SCARDHANDLE* handle) { SCARDHANDLE hCard = 0; if (handle->cbHandle != sizeof(ULONG_PTR)) { WLog_WARN(TAG, "REDIR_SCARDHANDLE does not match native size: Actual: %d, Expected: %d", handle->cbHandle, sizeof(ULONG_PTR)); return 0; } if (handle->cbHandle) CopyMemory(&hCard, &(handle->pbHandle), handle->cbHandle); return hCard; } void smartcard_scard_handle_native_to_redir(SMARTCARD_DEVICE* smartcard, REDIR_SCARDHANDLE* handle, SCARDHANDLE hCard) { ZeroMemory(handle, sizeof(REDIR_SCARDHANDLE)); handle->cbHandle = sizeof(ULONG_PTR); CopyMemory(&(handle->pbHandle), &hCard, handle->cbHandle); } LONG smartcard_unpack_redir_scard_context(SMARTCARD_DEVICE* smartcard, wStream* s, REDIR_SCARDCONTEXT* context) { UINT32 pbContextNdrPtr; ZeroMemory(context, sizeof(REDIR_SCARDCONTEXT)); if (Stream_GetRemainingLength(s) < 4) { WLog_WARN(TAG, "REDIR_SCARDCONTEXT is too short: %d", (int) Stream_GetRemainingLength(s)); return STATUS_BUFFER_TOO_SMALL; } Stream_Read_UINT32(s, context->cbContext); /* cbContext (4 bytes) */ if (Stream_GetRemainingLength(s) < context->cbContext) { WLog_WARN(TAG, "REDIR_SCARDCONTEXT is too short: Actual: %d, Expected: %d", (int) Stream_GetRemainingLength(s), context->cbContext); return STATUS_BUFFER_TOO_SMALL; } if ((context->cbContext != 0) && (context->cbContext != 4) && (context->cbContext != 8)) { WLog_WARN(TAG, "REDIR_SCARDCONTEXT length is not 0, 4 or 8: %d", context->cbContext); return STATUS_INVALID_PARAMETER; } Stream_Read_UINT32(s, pbContextNdrPtr); /* pbContextNdrPtr (4 bytes) */ if (((context->cbContext == 0) && pbContextNdrPtr) || ((context->cbContext != 0) && !pbContextNdrPtr)) { WLog_WARN(TAG, "REDIR_SCARDCONTEXT cbContext (%d) pbContextNdrPtr (%d) inconsistency", (int) context->cbContext, (int) pbContextNdrPtr); return STATUS_INVALID_PARAMETER; } if (context->cbContext > Stream_GetRemainingLength(s)) { WLog_WARN(TAG, "REDIR_SCARDCONTEXT is too long: Actual: %d, Expected: %d", (int) Stream_GetRemainingLength(s), context->cbContext); return STATUS_INVALID_PARAMETER; } return SCARD_S_SUCCESS; } LONG smartcard_pack_redir_scard_context(SMARTCARD_DEVICE* smartcard, wStream* s, REDIR_SCARDCONTEXT* context) { UINT32 pbContextNdrPtr; pbContextNdrPtr = (context->cbContext) ? 0x00020001 : 0; Stream_Write_UINT32(s, context->cbContext); /* cbContext (4 bytes) */ Stream_Write_UINT32(s, pbContextNdrPtr); /* pbContextNdrPtr (4 bytes) */ return SCARD_S_SUCCESS; } LONG smartcard_unpack_redir_scard_context_ref(SMARTCARD_DEVICE* smartcard, wStream* s, REDIR_SCARDCONTEXT* context) { UINT32 length; if (context->cbContext == 0) return SCARD_S_SUCCESS; if (Stream_GetRemainingLength(s) < 4) { WLog_WARN(TAG, "REDIR_SCARDCONTEXT is too short: Actual: %d, Expected: %d", (int) Stream_GetRemainingLength(s), 4); return STATUS_BUFFER_TOO_SMALL; } Stream_Read_UINT32(s, length); /* Length (4 bytes) */ if (length != context->cbContext) { WLog_WARN(TAG, "REDIR_SCARDCONTEXT length (%d) cbContext (%d) mismatch", length, context->cbContext); return STATUS_INVALID_PARAMETER; } if ((context->cbContext != 0) && (context->cbContext != 4) && (context->cbContext != 8)) { WLog_WARN(TAG, "REDIR_SCARDCONTEXT length is not 4 or 8: %d", context->cbContext); return STATUS_INVALID_PARAMETER; } if (Stream_GetRemainingLength(s) < context->cbContext) { WLog_WARN(TAG, "REDIR_SCARDCONTEXT is too short: Actual: %d, Expected: %d", (int) Stream_GetRemainingLength(s), context->cbContext); return STATUS_BUFFER_TOO_SMALL; } if (context->cbContext) Stream_Read(s, &(context->pbContext), context->cbContext); else ZeroMemory(&(context->pbContext), sizeof(context->pbContext)); return SCARD_S_SUCCESS; } LONG smartcard_pack_redir_scard_context_ref(SMARTCARD_DEVICE* smartcard, wStream* s, REDIR_SCARDCONTEXT* context) { Stream_Write_UINT32(s, context->cbContext); /* Length (4 bytes) */ if (context->cbContext) { Stream_Write(s, &(context->pbContext), context->cbContext); } return SCARD_S_SUCCESS; } LONG smartcard_unpack_redir_scard_handle(SMARTCARD_DEVICE* smartcard, wStream* s, REDIR_SCARDHANDLE* handle) { UINT32 pbHandleNdrPtr; ZeroMemory(handle, sizeof(REDIR_SCARDHANDLE)); if (Stream_GetRemainingLength(s) < 4) { WLog_WARN(TAG, "SCARDHANDLE is too short: %d", (int) Stream_GetRemainingLength(s)); return STATUS_BUFFER_TOO_SMALL; } Stream_Read_UINT32(s, handle->cbHandle); /* Length (4 bytes) */ if ((Stream_GetRemainingLength(s) < handle->cbHandle) || (!handle->cbHandle)) { WLog_WARN(TAG, "SCARDHANDLE is too short: Actual: %d, Expected: %d", (int) Stream_GetRemainingLength(s), handle->cbHandle); return STATUS_BUFFER_TOO_SMALL; } Stream_Read_UINT32(s, pbHandleNdrPtr); /* NdrPtr (4 bytes) */ return SCARD_S_SUCCESS; } LONG smartcard_pack_redir_scard_handle(SMARTCARD_DEVICE* smartcard, wStream* s, REDIR_SCARDHANDLE* handle) { UINT32 pbHandleNdrPtr; pbHandleNdrPtr = (handle->cbHandle) ? 0x00020002 : 0; Stream_Write_UINT32(s, handle->cbHandle); /* cbHandle (4 bytes) */ Stream_Write_UINT32(s, pbHandleNdrPtr); /* pbHandleNdrPtr (4 bytes) */ return SCARD_S_SUCCESS; } LONG smartcard_unpack_redir_scard_handle_ref(SMARTCARD_DEVICE* smartcard, wStream* s, REDIR_SCARDHANDLE* handle) { UINT32 length; if (Stream_GetRemainingLength(s) < 4) { WLog_WARN(TAG, "REDIR_SCARDHANDLE is too short: Actual: %d, Expected: %d", (int) Stream_GetRemainingLength(s), 4); return STATUS_BUFFER_TOO_SMALL; } Stream_Read_UINT32(s, length); /* Length (4 bytes) */ if (length != handle->cbHandle) { WLog_WARN(TAG, "REDIR_SCARDHANDLE length (%d) cbHandle (%d) mismatch", length, handle->cbHandle); return STATUS_INVALID_PARAMETER; } if ((handle->cbHandle != 4) && (handle->cbHandle != 8)) { WLog_WARN(TAG, "REDIR_SCARDHANDLE length is not 4 or 8: %d", handle->cbHandle); return STATUS_INVALID_PARAMETER; } if ((Stream_GetRemainingLength(s) < handle->cbHandle) || (!handle->cbHandle)) { WLog_WARN(TAG, "REDIR_SCARDHANDLE is too short: Actual: %d, Expected: %d", (int) Stream_GetRemainingLength(s), handle->cbHandle); return STATUS_BUFFER_TOO_SMALL; } if (handle->cbHandle) Stream_Read(s, &(handle->pbHandle), handle->cbHandle); return SCARD_S_SUCCESS; } LONG smartcard_pack_redir_scard_handle_ref(SMARTCARD_DEVICE* smartcard, wStream* s, REDIR_SCARDHANDLE* handle) { Stream_Write_UINT32(s, handle->cbHandle); /* Length (4 bytes) */ if (handle->cbHandle) Stream_Write(s, &(handle->pbHandle), handle->cbHandle); return SCARD_S_SUCCESS; } LONG smartcard_unpack_establish_context_call(SMARTCARD_DEVICE* smartcard, wStream* s, EstablishContext_Call* call) { if (Stream_GetRemainingLength(s) < 4) { WLog_WARN(TAG, "EstablishContext_Call is too short: Actual: %d, Expected: %d", (int) Stream_GetRemainingLength(s), 4); return STATUS_BUFFER_TOO_SMALL; } Stream_Read_UINT32(s, call->dwScope); /* dwScope (4 bytes) */ return SCARD_S_SUCCESS; } void smartcard_trace_establish_context_call(SMARTCARD_DEVICE* smartcard, EstablishContext_Call* call) { if (!WLog_IsLevelActive(WLog_Get(TAG), WLOG_DEBUG)) return; WLog_DBG(TAG, "EstablishContext_Call {"); WLog_DBG(TAG, "dwScope: %s (0x%08X)", SCardGetScopeString(call->dwScope), call->dwScope); WLog_DBG(TAG, "}"); } LONG smartcard_pack_establish_context_return(SMARTCARD_DEVICE* smartcard, wStream* s, EstablishContext_Return* ret) { LONG status; if ((status = smartcard_pack_redir_scard_context(smartcard, s, &(ret->hContext)))) { WLog_ERR(TAG, "smartcard_pack_redir_scard_context failed with error %lu", status); return status; } if ((status = smartcard_pack_redir_scard_context_ref(smartcard, s, &(ret->hContext)))) WLog_ERR(TAG, "smartcard_pack_redir_scard_context_ref failed with error %lu", status); return status; } void smartcard_trace_establish_context_return(SMARTCARD_DEVICE* smartcard, EstablishContext_Return* ret) { BYTE* pb; if (!WLog_IsLevelActive(WLog_Get(TAG), WLOG_DEBUG)) return; WLog_DBG(TAG, "EstablishContext_Return {"); WLog_DBG(TAG, "ReturnCode: %s (0x%08X)", SCardGetErrorString(ret->ReturnCode), ret->ReturnCode); pb = (BYTE*) &(ret->hContext.pbContext); if (ret->hContext.cbContext > 4) { WLog_DBG(TAG, "hContext: 0x%02X%02X%02X%02X%02X%02X%02X%02X (%d)", pb[0], pb[1], pb[2], pb[3], pb[4], pb[5], pb[6], pb[7], ret->hContext.cbContext); } else { WLog_DBG(TAG, "hContext: 0x%02X%02X%02X%02X (%d)", pb[0], pb[1], pb[2], pb[3], ret->hContext.cbContext); } WLog_DBG(TAG, "}"); } LONG smartcard_unpack_context_call(SMARTCARD_DEVICE* smartcard, wStream* s, Context_Call* call) { LONG status; if ((status = smartcard_unpack_redir_scard_context(smartcard, s, &(call->hContext)))) { WLog_ERR(TAG, "smartcard_unpack_redir_scard_context failed with error %lu", status); return status; } if ((status = smartcard_unpack_redir_scard_context_ref(smartcard, s, &(call->hContext)))) WLog_ERR(TAG, "smartcard_unpack_redir_scard_context_ref failed with error %lu", status); return status; } void smartcard_trace_context_call(SMARTCARD_DEVICE* smartcard, Context_Call* call, const char* name) { BYTE* pb; if (!WLog_IsLevelActive(WLog_Get(TAG), WLOG_DEBUG)) return; WLog_DBG(TAG, "%s_Call {", name); pb = (BYTE*) &(call->hContext.pbContext); if (call->hContext.cbContext > 4) { WLog_DBG(TAG, "hContext: 0x%02X%02X%02X%02X%02X%02X%02X%02X (%d)", pb[0], pb[1], pb[2], pb[3], pb[4], pb[5], pb[6], pb[7], call->hContext.cbContext); } else { WLog_DBG(TAG, "hContext: 0x%02X%02X%02X%02X (%d)", pb[0], pb[1], pb[2], pb[3], call->hContext.cbContext); } WLog_DBG(TAG, "}"); } void smartcard_trace_long_return(SMARTCARD_DEVICE* smartcard, Long_Return* ret, const char* name) { if (!WLog_IsLevelActive(WLog_Get(TAG), WLOG_DEBUG)) return; WLog_DBG(TAG, "%s_Return {", name); WLog_DBG(TAG, "ReturnCode: %s (0x%08X)", SCardGetErrorString(ret->ReturnCode), ret->ReturnCode); WLog_DBG(TAG, "}"); } LONG smartcard_unpack_list_readers_call(SMARTCARD_DEVICE* smartcard, wStream* s, ListReaders_Call* call) { LONG status; UINT32 count; UINT32 mszGroupsNdrPtr; call->mszGroups = NULL; if ((status = smartcard_unpack_redir_scard_context(smartcard, s, &(call->hContext)))) { WLog_ERR(TAG, "smartcard_unpack_redir_scard_context failed with error %lu", status); return status; } if (Stream_GetRemainingLength(s) < 16) { WLog_WARN(TAG, "ListReaders_Call is too short: %d", (int) Stream_GetRemainingLength(s)); return STATUS_BUFFER_TOO_SMALL; } Stream_Read_UINT32(s, call->cBytes); /* cBytes (4 bytes) */ Stream_Read_UINT32(s, mszGroupsNdrPtr); /* mszGroupsNdrPtr (4 bytes) */ Stream_Read_UINT32(s, call->fmszReadersIsNULL); /* fmszReadersIsNULL (4 bytes) */ Stream_Read_UINT32(s, call->cchReaders); /* cchReaders (4 bytes) */ if ((status = smartcard_unpack_redir_scard_context_ref(smartcard, s, &(call->hContext)))) { WLog_ERR(TAG, "smartcard_unpack_redir_scard_context_ref failed with error %lu", status); return status; } if ((mszGroupsNdrPtr && !call->cBytes) || (!mszGroupsNdrPtr && call->cBytes)) { WLog_WARN(TAG, "ListReaders_Call mszGroupsNdrPtr (0x%08X) and cBytes (0x%08X) inconsistency", (int) mszGroupsNdrPtr, (int) call->cBytes); return STATUS_INVALID_PARAMETER; } if (mszGroupsNdrPtr) { Stream_Read_UINT32(s, count); /* NdrCount (4 bytes) */ if (count != call->cBytes) { WLog_WARN(TAG, "ListReaders_Call NdrCount (0x%08X) and cBytes (0x%08X) inconsistency", (int) count, (int) call->cBytes); return STATUS_INVALID_PARAMETER; } if (Stream_GetRemainingLength(s) < call->cBytes) { WLog_WARN(TAG, "ListReaders_Call is too short: Actual: %d, Expected: %d", (int) Stream_GetRemainingLength(s), call->cBytes); return STATUS_BUFFER_TOO_SMALL; } call->mszGroups = (BYTE*) calloc(1, call->cBytes + 4); if (!call->mszGroups) { WLog_WARN(TAG, "ListReaders_Call out of memory error (mszGroups)"); return STATUS_NO_MEMORY; } Stream_Read(s, call->mszGroups, call->cBytes); smartcard_unpack_read_size_align(smartcard, s, call->cBytes, 4); } return SCARD_S_SUCCESS; } void smartcard_trace_list_readers_call(SMARTCARD_DEVICE* smartcard, ListReaders_Call* call, BOOL unicode) { BYTE* pb; char* mszGroupsA = NULL; if (!WLog_IsLevelActive(WLog_Get(TAG), WLOG_DEBUG)) return; if (unicode) ConvertFromUnicode(CP_UTF8, 0, (WCHAR*) call->mszGroups, call->cBytes / 2, &mszGroupsA, 0, NULL, NULL); WLog_DBG(TAG, "ListReaders%S_Call {", unicode ? "W" : "A"); pb = (BYTE*) &(call->hContext.pbContext); if (call->hContext.cbContext > 4) { WLog_DBG(TAG, "hContext: 0x%02X%02X%02X%02X%02X%02X%02X%02X (%d)", pb[0], pb[1], pb[2], pb[3], pb[4], pb[5], pb[6], pb[7], call->hContext.cbContext); } else { WLog_DBG(TAG, "hContext: 0x%02X%02X%02X%02X (%d)", pb[0], pb[1], pb[2], pb[3], call->hContext.cbContext); } WLog_DBG(TAG, "cBytes: %d mszGroups: %s fmszReadersIsNULL: %d cchReaders: 0x%08X", call->cBytes, mszGroupsA, call->fmszReadersIsNULL, call->cchReaders); WLog_DBG(TAG, "}"); if (unicode) free(mszGroupsA); } LONG smartcard_pack_list_readers_return(SMARTCARD_DEVICE* smartcard, wStream* s, ListReaders_Return* ret) { UINT32 mszNdrPtr; LONG error; if (ret->ReturnCode != SCARD_S_SUCCESS) return ret->ReturnCode; mszNdrPtr = (ret->cBytes) ? 0x00020008 : 0; if (!Stream_EnsureRemainingCapacity(s, ret->cBytes + 32)) { WLog_ERR(TAG, "Stream_EnsureRemainingCapacity failed!"); return SCARD_F_INTERNAL_ERROR; } Stream_Write_UINT32(s, ret->cBytes); /* cBytes (4 bytes) */ Stream_Write_UINT32(s, mszNdrPtr); /* mszNdrPtr (4 bytes) */ if (mszNdrPtr) { Stream_Write_UINT32(s, ret->cBytes); /* mszNdrLen (4 bytes) */ if (ret->msz) Stream_Write(s, ret->msz, ret->cBytes); else Stream_Zero(s, ret->cBytes); if ((error = smartcard_pack_write_size_align(smartcard, s, ret->cBytes, 4))) { WLog_ERR(TAG, "smartcard_pack_write_size_align failed with error %lu", error); return error; } } return SCARD_S_SUCCESS; } void smartcard_trace_list_readers_return(SMARTCARD_DEVICE* smartcard, ListReaders_Return* ret, BOOL unicode) { int index; size_t length; char* mszA = NULL; if (!WLog_IsLevelActive(WLog_Get(TAG), WLOG_DEBUG)) return; WLog_DBG(TAG, "ListReaders%s_Return {", unicode ? "W" : "A"); WLog_DBG(TAG, "ReturnCode: %s (0x%08X)", SCardGetErrorString(ret->ReturnCode), ret->ReturnCode); if (ret->ReturnCode != SCARD_S_SUCCESS) { WLog_DBG(TAG, "}"); return; } if (unicode) { length = ret->cBytes / 2; if (ConvertFromUnicode(CP_UTF8, 0, (WCHAR*) ret->msz, (int)length, &mszA, 0, NULL, NULL) < 1) { WLog_ERR(TAG, "ConvertFromUnicode failed"); return; } } else { length = ret->cBytes; mszA = (char*) malloc(length); if (!mszA) { WLog_ERR(TAG, "malloc failed!"); return; } CopyMemory(mszA, ret->msz, ret->cBytes); } for (index = 0; index < length - 2; index++) { if (mszA[index] == '\0') mszA[index] = ','; } WLog_DBG(TAG, "cBytes: %d msz: %s", ret->cBytes, mszA); WLog_DBG(TAG, "}"); free(mszA); } LONG smartcard_unpack_connect_common(SMARTCARD_DEVICE* smartcard, wStream* s, Connect_Common* common) { LONG status; if (Stream_GetRemainingLength(s) < 8) { WLog_WARN(TAG, "Connect_Common is too short: %d", (int) Stream_GetRemainingLength(s)); return STATUS_BUFFER_TOO_SMALL; } if ((status = smartcard_unpack_redir_scard_context(smartcard, s, &(common->hContext)))) { WLog_ERR(TAG, "smartcard_unpack_redir_scard_context failed with error %lu", status); return status; } Stream_Read_UINT32(s, common->dwShareMode); /* dwShareMode (4 bytes) */ Stream_Read_UINT32(s, common->dwPreferredProtocols); /* dwPreferredProtocols (4 bytes) */ return SCARD_S_SUCCESS; } LONG smartcard_unpack_connect_a_call(SMARTCARD_DEVICE* smartcard, wStream* s, ConnectA_Call* call) { LONG status; UINT32 count; call->szReader = NULL; if (Stream_GetRemainingLength(s) < 4) { WLog_WARN(TAG, "ConnectA_Call is too short: %d", (int) Stream_GetRemainingLength(s)); return STATUS_BUFFER_TOO_SMALL; } Stream_Seek_UINT32(s); /* szReaderNdrPtr (4 bytes) */ if ((status = smartcard_unpack_connect_common(smartcard, s, &(call->Common)))) { WLog_ERR(TAG, "smartcard_unpack_connect_common failed with error %lu", status); return status; } /* szReader */ Stream_Seek_UINT32(s); /* NdrMaxCount (4 bytes) */ Stream_Seek_UINT32(s); /* NdrOffset (4 bytes) */ Stream_Read_UINT32(s, count); /* NdrActualCount (4 bytes) */ call->szReader = (unsigned char*) malloc(count + 1); if (!call->szReader) { WLog_WARN(TAG, "ConnectA_Call out of memory error (call->szReader)"); return STATUS_NO_MEMORY; } Stream_Read(s, call->szReader, count); smartcard_unpack_read_size_align(smartcard, s, count, 4); call->szReader[count] = '\0'; if ((status = smartcard_unpack_redir_scard_context_ref(smartcard, s, &(call->Common.hContext)))) WLog_ERR(TAG, "smartcard_unpack_redir_scard_context_ref failed with error %lu", status); return status; } void smartcard_trace_connect_a_call(SMARTCARD_DEVICE* smartcard, ConnectA_Call* call) { BYTE* pb; if (!WLog_IsLevelActive(WLog_Get(TAG), WLOG_DEBUG)) return; WLog_DBG(TAG, "ConnectA_Call {"); pb = (BYTE*) &(call->Common.hContext.pbContext); if (call->Common.hContext.cbContext > 4) { WLog_DBG(TAG, "hContext: 0x%02X%02X%02X%02X%02X%02X%02X%02X (%d)", pb[0], pb[1], pb[2], pb[3], pb[4], pb[5], pb[6], pb[7], call->Common.hContext.cbContext); } else { WLog_DBG(TAG, "hContext: 0x%02X%02X%02X%02X (%d)", pb[0], pb[1], pb[2], pb[3], call->Common.hContext.cbContext); } WLog_DBG(TAG, "szReader: %s dwShareMode: %s (0x%08X) dwPreferredProtocols: %s (0x%08X)", call->szReader, SCardGetShareModeString(call->Common.dwShareMode), call->Common.dwShareMode, SCardGetProtocolString(call->Common.dwPreferredProtocols), call->Common.dwPreferredProtocols); WLog_DBG(TAG, "}"); } LONG smartcard_unpack_connect_w_call(SMARTCARD_DEVICE* smartcard, wStream* s, ConnectW_Call* call) { LONG status; UINT32 count; call->szReader = NULL; if (Stream_GetRemainingLength(s) < 4) { WLog_WARN(TAG, "ConnectW_Call is too short: %d", (int) Stream_GetRemainingLength(s)); return STATUS_BUFFER_TOO_SMALL; } Stream_Seek_UINT32(s); /* szReaderNdrPtr (4 bytes) */ if ((status = smartcard_unpack_connect_common(smartcard, s, &(call->Common)))) { WLog_ERR(TAG, "smartcard_unpack_connect_common failed with error %lu", status); return status; } /* szReader */ Stream_Seek_UINT32(s); /* NdrMaxCount (4 bytes) */ Stream_Seek_UINT32(s); /* NdrOffset (4 bytes) */ Stream_Read_UINT32(s, count); /* NdrActualCount (4 bytes) */ call->szReader = (WCHAR*) malloc((count + 1) * 2); if (!call->szReader) { WLog_WARN(TAG, "ConnectW_Call out of memory error (call->szReader)"); return STATUS_NO_MEMORY; } Stream_Read(s, call->szReader, (count * 2)); smartcard_unpack_read_size_align(smartcard, s, (count * 2), 4); call->szReader[count] = '\0'; if ((status = smartcard_unpack_redir_scard_context_ref(smartcard, s, &(call->Common.hContext)))) WLog_ERR(TAG, "smartcard_unpack_redir_scard_context_ref failed with error %lu", status); return status; } void smartcard_trace_connect_w_call(SMARTCARD_DEVICE* smartcard, ConnectW_Call* call) { BYTE* pb; char* szReaderA = NULL; if (!WLog_IsLevelActive(WLog_Get(TAG), WLOG_DEBUG)) return; ConvertFromUnicode(CP_UTF8, 0, call->szReader, -1, &szReaderA, 0, NULL, NULL); WLog_DBG(TAG, "ConnectW_Call {"); pb = (BYTE*) &(call->Common.hContext.pbContext); if (call->Common.hContext.cbContext > 4) { WLog_DBG(TAG, "hContext: 0x%02X%02X%02X%02X%02X%02X%02X%02X (%d)", pb[0], pb[1], pb[2], pb[3], pb[4], pb[5], pb[6], pb[7], call->Common.hContext.cbContext); } else { WLog_DBG(TAG, "hContext: 0x%02X%02X%02X%02X (%d)", pb[0], pb[1], pb[2], pb[3], call->Common.hContext.cbContext); } WLog_DBG(TAG, "szReader: %s dwShareMode: %s (0x%08X) dwPreferredProtocols: %s (0x%08X)", szReaderA, SCardGetShareModeString(call->Common.dwShareMode), call->Common.dwShareMode, SCardGetProtocolString(call->Common.dwPreferredProtocols), call->Common.dwPreferredProtocols); WLog_DBG(TAG, "}"); free(szReaderA); } LONG smartcard_pack_connect_return(SMARTCARD_DEVICE* smartcard, wStream* s, Connect_Return* ret) { LONG status; if ((status = smartcard_pack_redir_scard_context(smartcard, s, &(ret->hContext)))) { WLog_ERR(TAG, "smartcard_pack_redir_scard_context failed with error %lu", status); return status; } if ((status = smartcard_pack_redir_scard_handle(smartcard, s, &(ret->hCard)))) { WLog_ERR(TAG, "smartcard_pack_redir_scard_handle failed with error %lu", status); return status; } Stream_Write_UINT32(s, ret->dwActiveProtocol); /* dwActiveProtocol (4 bytes) */ if ((status = smartcard_pack_redir_scard_context_ref(smartcard, s, &(ret->hContext)))) { WLog_ERR(TAG, "smartcard_pack_redir_scard_context_ref failed with error %lu", status); return status; } if ((status = smartcard_pack_redir_scard_handle_ref(smartcard, s, &(ret->hCard)))) WLog_ERR(TAG, "smartcard_pack_redir_scard_handle_ref failed with error %lu", status); return status; } void smartcard_trace_connect_return(SMARTCARD_DEVICE* smartcard, Connect_Return* ret) { BYTE* pb; if (!WLog_IsLevelActive(WLog_Get(TAG), WLOG_DEBUG)) return; WLog_DBG(TAG, "Connect_Return {"); WLog_DBG(TAG, "ReturnCode: %s (0x%08X)", SCardGetErrorString(ret->ReturnCode), ret->ReturnCode); pb = (BYTE*) &(ret->hContext.pbContext); if (ret->hContext.cbContext > 4) { WLog_DBG(TAG, "hContext: 0x%02X%02X%02X%02X%02X%02X%02X%02X (%d)", pb[0], pb[1], pb[2], pb[3], pb[4], pb[5], pb[6], pb[7], ret->hContext.cbContext); } else { WLog_DBG(TAG, "hContext: 0x%02X%02X%02X%02X (%d)", pb[0], pb[1], pb[2], pb[3], ret->hContext.cbContext); } pb = (BYTE*) &(ret->hCard.pbHandle); if (ret->hCard.cbHandle > 4) { WLog_DBG(TAG, "hCard: 0x%02X%02X%02X%02X%02X%02X%02X%02X (%d)", pb[0], pb[1], pb[2], pb[3], pb[4], pb[5], pb[6], pb[7], ret->hCard.cbHandle); } else { WLog_DBG(TAG, "hCard: 0x%02X%02X%02X%02X (%d)", pb[0], pb[1], pb[2], pb[3], ret->hCard.cbHandle); } WLog_DBG(TAG, "dwActiveProtocol: %s (0x%08X)", SCardGetProtocolString(ret->dwActiveProtocol), ret->dwActiveProtocol); WLog_DBG(TAG, "}"); } LONG smartcard_unpack_reconnect_call(SMARTCARD_DEVICE* smartcard, wStream* s, Reconnect_Call* call) { LONG status; if ((status = smartcard_unpack_redir_scard_context(smartcard, s, &(call->hContext)))) { WLog_ERR(TAG, "smartcard_unpack_redir_scard_context failed with error %lu", status); return status; } if ((status = smartcard_unpack_redir_scard_handle(smartcard, s, &(call->hCard)))) { WLog_ERR(TAG, "smartcard_unpack_redir_scard_handle failed with error %lu", status); return status; } if (Stream_GetRemainingLength(s) < 12) { WLog_WARN(TAG, "Reconnect_Call is too short: %d", (int) Stream_GetRemainingLength(s)); return STATUS_BUFFER_TOO_SMALL; } Stream_Read_UINT32(s, call->dwShareMode); /* dwShareMode (4 bytes) */ Stream_Read_UINT32(s, call->dwPreferredProtocols); /* dwPreferredProtocols (4 bytes) */ Stream_Read_UINT32(s, call->dwInitialization); /* dwInitialization (4 bytes) */ if ((status = smartcard_unpack_redir_scard_context_ref(smartcard, s, &(call->hContext)))) { WLog_ERR(TAG, "smartcard_unpack_redir_scard_context_ref failed with error %lu", status); return status; } if ((status = smartcard_unpack_redir_scard_handle_ref(smartcard, s, &(call->hCard)))) WLog_ERR(TAG, "smartcard_unpack_redir_scard_handle_ref failed with error %lu", status); return status; } void smartcard_trace_reconnect_call(SMARTCARD_DEVICE* smartcard, Reconnect_Call* call) { BYTE* pb; if (!WLog_IsLevelActive(WLog_Get(TAG), WLOG_DEBUG)) return; WLog_DBG(TAG, "Reconnect_Call {"); pb = (BYTE*) &(call->hContext.pbContext); if (call->hContext.cbContext > 4) { WLog_DBG(TAG, "hContext: 0x%02X%02X%02X%02X%02X%02X%02X%02X (%d)", pb[0], pb[1], pb[2], pb[3], pb[4], pb[5], pb[6], pb[7], call->hContext.cbContext); } else { WLog_DBG(TAG, "hContext: 0x%02X%02X%02X%02X (%d)", pb[0], pb[1], pb[2], pb[3], call->hContext.cbContext); } pb = (BYTE*) &(call->hCard.pbHandle); if (call->hCard.cbHandle > 4) { WLog_DBG(TAG, "hCard: 0x%02X%02X%02X%02X%02X%02X%02X%02X (%d)", pb[0], pb[1], pb[2], pb[3], pb[4], pb[5], pb[6], pb[7], call->hCard.cbHandle); } else { WLog_DBG(TAG, "hCard: 0x%02X%02X%02X%02X (%d)", pb[0], pb[1], pb[2], pb[3], call->hCard.cbHandle); } WLog_DBG(TAG, "dwShareMode: %s (0x%08X) dwPreferredProtocols: %s (0x%08X) dwInitialization: %s (0x%08X)", SCardGetShareModeString(call->dwShareMode), call->dwShareMode, SCardGetProtocolString(call->dwPreferredProtocols), call->dwPreferredProtocols, SCardGetDispositionString(call->dwInitialization), call->dwInitialization); WLog_DBG(TAG, "}"); } LONG smartcard_pack_reconnect_return(SMARTCARD_DEVICE* smartcard, wStream* s, Reconnect_Return* ret) { Stream_Write_UINT32(s, ret->dwActiveProtocol); /* dwActiveProtocol (4 bytes) */ return SCARD_S_SUCCESS; } void smartcard_trace_reconnect_return(SMARTCARD_DEVICE* smartcard, Reconnect_Return* ret) { if (!WLog_IsLevelActive(WLog_Get(TAG), WLOG_DEBUG)) return; WLog_DBG(TAG, "Reconnect_Return {"); WLog_DBG(TAG, "ReturnCode: %s (0x%08X)", SCardGetErrorString(ret->ReturnCode), ret->ReturnCode); WLog_DBG(TAG, "dwActiveProtocol: %s (0x%08X)", SCardGetProtocolString(ret->dwActiveProtocol), ret->dwActiveProtocol); WLog_DBG(TAG, "}"); } LONG smartcard_unpack_hcard_and_disposition_call(SMARTCARD_DEVICE* smartcard, wStream* s, HCardAndDisposition_Call* call) { LONG status; if ((status = smartcard_unpack_redir_scard_context(smartcard, s, &(call->hContext)))) { WLog_ERR(TAG, "smartcard_unpack_redir_scard_context failed with error %lu", status); return status; } if ((status = smartcard_unpack_redir_scard_handle(smartcard, s, &(call->hCard)))) { WLog_ERR(TAG, "smartcard_unpack_redir_scard_handle failed with error %lu", status); return status; } if (Stream_GetRemainingLength(s) < 4) { WLog_WARN(TAG, "HCardAndDisposition_Call is too short: %d", (int) Stream_GetRemainingLength(s)); return STATUS_BUFFER_TOO_SMALL; } Stream_Read_UINT32(s, call->dwDisposition); /* dwDisposition (4 bytes) */ if ((status = smartcard_unpack_redir_scard_context_ref(smartcard, s, &(call->hContext)))) { WLog_ERR(TAG, "smartcard_unpack_redir_scard_context_ref failed with error %lu", status); return status; } if ((status = smartcard_unpack_redir_scard_handle_ref(smartcard, s, &(call->hCard)))) WLog_ERR(TAG, "smartcard_unpack_redir_scard_handle_ref failed with error %lu", status); return status; } void smartcard_trace_hcard_and_disposition_call(SMARTCARD_DEVICE* smartcard, HCardAndDisposition_Call* call, const char* name) { BYTE* pb; if (!WLog_IsLevelActive(WLog_Get(TAG), WLOG_DEBUG)) return; WLog_DBG(TAG, "%s_Call {", name); pb = (BYTE*) &(call->hContext.pbContext); if (call->hContext.cbContext > 4) { WLog_DBG(TAG, "hContext: 0x%02X%02X%02X%02X%02X%02X%02X%02X (%d)", pb[0], pb[1], pb[2], pb[3], pb[4], pb[5], pb[6], pb[7], call->hContext.cbContext); } else { WLog_DBG(TAG, "hContext: 0x%02X%02X%02X%02X (%d)", pb[0], pb[1], pb[2], pb[3], call->hContext.cbContext); } pb = (BYTE*) &(call->hCard.pbHandle); if (call->hCard.cbHandle > 4) { WLog_DBG(TAG, "hCard: 0x%02X%02X%02X%02X%02X%02X%02X%02X (%d)", pb[0], pb[1], pb[2], pb[3], pb[4], pb[5], pb[6], pb[7], call->hCard.cbHandle); } else { WLog_DBG(TAG, "hCard: 0x%02X%02X%02X%02X (%d)", pb[0], pb[1], pb[2], pb[3], call->hCard.cbHandle); } WLog_DBG(TAG, "dwDisposition: %s (0x%08X)", SCardGetDispositionString(call->dwDisposition), call->dwDisposition); WLog_DBG(TAG, "}"); } LONG smartcard_unpack_get_status_change_a_call(SMARTCARD_DEVICE* smartcard, wStream* s, GetStatusChangeA_Call* call) { UINT32 index; UINT32 count; LONG status; UINT32 offset; UINT32 maxCount; UINT32 szReaderNdrPtr; UINT32 rgReaderStatesNdrPtr; LPSCARD_READERSTATEA readerState; call->rgReaderStates = NULL; if ((status = smartcard_unpack_redir_scard_context(smartcard, s, &(call->hContext)))) { WLog_ERR(TAG, "smartcard_unpack_redir_scard_context failed with error %lu", status); return status; } if (Stream_GetRemainingLength(s) < 12) { WLog_WARN(TAG, "GetStatusChangeA_Call is too short: %d", (int) Stream_GetRemainingLength(s)); return STATUS_BUFFER_TOO_SMALL; } Stream_Read_UINT32(s, call->dwTimeOut); /* dwTimeOut (4 bytes) */ Stream_Read_UINT32(s, call->cReaders); /* cReaders (4 bytes) */ Stream_Read_UINT32(s, rgReaderStatesNdrPtr); /* rgReaderStatesNdrPtr (4 bytes) */ if ((status = smartcard_unpack_redir_scard_context_ref(smartcard, s, &(call->hContext)))) { WLog_ERR(TAG, "smartcard_unpack_redir_scard_context_ref failed with error %lu", status); return status; } if (Stream_GetRemainingLength(s) < 4) { WLog_WARN(TAG, "GetStatusChangeA_Call is too short: %d", (int) Stream_GetRemainingLength(s)); return STATUS_BUFFER_TOO_SMALL; } Stream_Read_UINT32(s, count); /* NdrCount (4 bytes) */ if (count != call->cReaders) { WLog_WARN(TAG, "GetStatusChangeA_Call unexpected reader count: Actual: %d, Expected: %d", (int) count, call->cReaders); return STATUS_INVALID_PARAMETER; } if (call->cReaders > 0) { call->rgReaderStates = (LPSCARD_READERSTATEA) calloc(call->cReaders, sizeof(SCARD_READERSTATEA)); if (!call->rgReaderStates) { WLog_WARN(TAG, "GetStatusChangeA_Call out of memory error (call->rgReaderStates)"); return STATUS_NO_MEMORY; } for (index = 0; index < call->cReaders; index++) { readerState = &call->rgReaderStates[index]; if (Stream_GetRemainingLength(s) < 52) { WLog_WARN(TAG, "GetStatusChangeA_Call is too short: %d", (int) Stream_GetRemainingLength(s)); return STATUS_BUFFER_TOO_SMALL; } Stream_Read_UINT32(s, szReaderNdrPtr); /* szReaderNdrPtr (4 bytes) */ Stream_Read_UINT32(s, readerState->dwCurrentState); /* dwCurrentState (4 bytes) */ Stream_Read_UINT32(s, readerState->dwEventState); /* dwEventState (4 bytes) */ Stream_Read_UINT32(s, readerState->cbAtr); /* cbAtr (4 bytes) */ Stream_Read(s, readerState->rgbAtr, 32); /* rgbAtr [0..32] (32 bytes) */ Stream_Seek(s, 4); /* rgbAtr [32..36] (4 bytes) */ } for (index = 0; index < call->cReaders; index++) { readerState = &call->rgReaderStates[index]; if (Stream_GetRemainingLength(s) < 12) { WLog_WARN(TAG, "GetStatusChangeA_Call is too short: %d", (int) Stream_GetRemainingLength(s)); return STATUS_BUFFER_TOO_SMALL; } Stream_Read_UINT32(s, maxCount); /* NdrMaxCount (4 bytes) */ Stream_Read_UINT32(s, offset); /* NdrOffset (4 bytes) */ Stream_Read_UINT32(s, count); /* NdrActualCount (4 bytes) */ if (Stream_GetRemainingLength(s) < count) { WLog_WARN(TAG, "GetStatusChangeA_Call is too short: %d", (int) Stream_GetRemainingLength(s)); return STATUS_BUFFER_TOO_SMALL; } readerState->szReader = (LPCSTR) malloc(count + 1); if (!readerState->szReader) { WLog_WARN(TAG, "GetStatusChangeA_Call out of memory error (readerState->szReader)"); return STATUS_NO_MEMORY; } Stream_Read(s, (void*) readerState->szReader, count); smartcard_unpack_read_size_align(smartcard, s, count, 4); ((char*) readerState->szReader)[count] = '\0'; if (!readerState->szReader) { WLog_WARN(TAG, "GetStatusChangeA_Call null reader name"); return STATUS_INVALID_PARAMETER; } } } return SCARD_S_SUCCESS; } void smartcard_trace_get_status_change_a_call(SMARTCARD_DEVICE* smartcard, GetStatusChangeA_Call* call) { BYTE* pb; UINT32 index; char* szEventState; char* szCurrentState; LPSCARD_READERSTATEA readerState; if (!WLog_IsLevelActive(WLog_Get(TAG), WLOG_DEBUG)) return; WLog_DBG(TAG, "GetStatusChangeA_Call {"); pb = (BYTE*) &(call->hContext.pbContext); if (call->hContext.cbContext > 4) { WLog_DBG(TAG, "hContext: 0x%02X%02X%02X%02X%02X%02X%02X%02X (%d)", pb[0], pb[1], pb[2], pb[3], pb[4], pb[5], pb[6], pb[7], call->hContext.cbContext); } else { WLog_DBG(TAG, "hContext: 0x%02X%02X%02X%02X (%d)", pb[0], pb[1], pb[2], pb[3], call->hContext.cbContext); } WLog_DBG(TAG, "dwTimeOut: 0x%08X cReaders: %d", call->dwTimeOut, call->cReaders); for (index = 0; index < call->cReaders; index++) { readerState = &call->rgReaderStates[index]; WLog_DBG(TAG, "\t[%d]: szReader: %s cbAtr: %d", index, readerState->szReader, readerState->cbAtr); szCurrentState = SCardGetReaderStateString(readerState->dwCurrentState); szEventState = SCardGetReaderStateString(readerState->dwEventState); WLog_DBG(TAG, "\t[%d]: dwCurrentState: %s (0x%08X)", index, szCurrentState, readerState->dwCurrentState); WLog_DBG(TAG, "\t[%d]: dwEventState: %s (0x%08X)", index, szEventState, readerState->dwEventState); free(szCurrentState); free(szEventState); } WLog_DBG(TAG, "}"); } LONG smartcard_unpack_get_status_change_w_call(SMARTCARD_DEVICE* smartcard, wStream* s, GetStatusChangeW_Call* call) { UINT32 index; UINT32 count; LONG status; UINT32 offset; UINT32 maxCount; UINT32 szReaderNdrPtr; UINT32 rgReaderStatesNdrPtr; LPSCARD_READERSTATEW readerState; call->rgReaderStates = NULL; if ((status = smartcard_unpack_redir_scard_context(smartcard, s, &(call->hContext)))) { WLog_ERR(TAG, "smartcard_unpack_redir_scard_context failed with error %lu", status); return status; } if (Stream_GetRemainingLength(s) < 12) { WLog_WARN(TAG, "GetStatusChangeW_Call is too short: %d", (int) Stream_GetRemainingLength(s)); return STATUS_BUFFER_TOO_SMALL; } Stream_Read_UINT32(s, call->dwTimeOut); /* dwTimeOut (4 bytes) */ Stream_Read_UINT32(s, call->cReaders); /* cReaders (4 bytes) */ Stream_Read_UINT32(s, rgReaderStatesNdrPtr); /* rgReaderStatesNdrPtr (4 bytes) */ if ((status = smartcard_unpack_redir_scard_context_ref(smartcard, s, &(call->hContext)))) { WLog_ERR(TAG, "smartcard_unpack_redir_scard_context_ref failed with error %lu", status); return status; } if (Stream_GetRemainingLength(s) < 4) { WLog_WARN(TAG, "GetStatusChangeW_Call is too short: %d", (int) Stream_GetRemainingLength(s)); return STATUS_BUFFER_TOO_SMALL; } Stream_Seek_UINT32(s); /* NdrConformant (4 bytes) */ if (call->cReaders > 0) { call->rgReaderStates = (LPSCARD_READERSTATEW) calloc(call->cReaders, sizeof(SCARD_READERSTATEW)); if (!call->rgReaderStates) { WLog_WARN(TAG, "GetStatusChangeW_Call out of memory error (call->rgReaderStates)"); return STATUS_NO_MEMORY; } for (index = 0; index < call->cReaders; index++) { readerState = &call->rgReaderStates[index]; if (Stream_GetRemainingLength(s) < 52) { WLog_WARN(TAG, "GetStatusChangeW_Call is too short: %d", (int) Stream_GetRemainingLength(s)); return STATUS_BUFFER_TOO_SMALL; } Stream_Read_UINT32(s, szReaderNdrPtr); /* (4 bytes) */ Stream_Read_UINT32(s, readerState->dwCurrentState); /* dwCurrentState (4 bytes) */ Stream_Read_UINT32(s, readerState->dwEventState); /* dwEventState (4 bytes) */ Stream_Read_UINT32(s, readerState->cbAtr); /* cbAtr (4 bytes) */ Stream_Read(s, readerState->rgbAtr, 32); /* rgbAtr [0..32] (32 bytes) */ Stream_Seek(s, 4); /* rgbAtr [32..36] (4 bytes) */ } for (index = 0; index < call->cReaders; index++) { readerState = &call->rgReaderStates[index]; if (Stream_GetRemainingLength(s) < 12) { WLog_WARN(TAG, "GetStatusChangeW_Call is too short: %d", (int) Stream_GetRemainingLength(s)); return STATUS_BUFFER_TOO_SMALL; } Stream_Read_UINT32(s, maxCount); /* NdrMaxCount (4 bytes) */ Stream_Read_UINT32(s, offset); /* NdrOffset (4 bytes) */ Stream_Read_UINT32(s, count); /* NdrActualCount (4 bytes) */ if (Stream_GetRemainingLength(s) < (count * 2)) { WLog_WARN(TAG, "GetStatusChangeW_Call is too short: %d", (int) Stream_GetRemainingLength(s)); return STATUS_BUFFER_TOO_SMALL; } readerState->szReader = (WCHAR*) malloc((count + 1) * 2); if (!readerState->szReader) { WLog_WARN(TAG, "GetStatusChangeW_Call out of memory error (readerState->szReader)"); return STATUS_NO_MEMORY; } Stream_Read(s, (void*) readerState->szReader, (count * 2)); smartcard_unpack_read_size_align(smartcard, s, (count * 2), 4); ((WCHAR*) readerState->szReader)[count] = '\0'; if (!readerState->szReader) { WLog_WARN(TAG, "GetStatusChangeW_Call null reader name"); return STATUS_INVALID_PARAMETER; } } } return SCARD_S_SUCCESS; } void smartcard_trace_get_status_change_w_call(SMARTCARD_DEVICE* smartcard, GetStatusChangeW_Call* call) { BYTE* pb; UINT32 index; char* szEventState; char* szCurrentState; LPSCARD_READERSTATEW readerState; if (!WLog_IsLevelActive(WLog_Get(TAG), WLOG_DEBUG)) return; WLog_DBG(TAG, "GetStatusChangeW_Call {"); pb = (BYTE*) &(call->hContext.pbContext); if (call->hContext.cbContext > 4) { WLog_DBG(TAG, "hContext: 0x%02X%02X%02X%02X%02X%02X%02X%02X (%d)", pb[0], pb[1], pb[2], pb[3], pb[4], pb[5], pb[6], pb[7], call->hContext.cbContext); } else { WLog_DBG(TAG, "hContext: 0x%02X%02X%02X%02X (%d)", pb[0], pb[1], pb[2], pb[3], call->hContext.cbContext); } WLog_DBG(TAG, "dwTimeOut: 0x%08X cReaders: %d", call->dwTimeOut, call->cReaders); for (index = 0; index < call->cReaders; index++) { char* szReaderA = NULL; readerState = &call->rgReaderStates[index]; ConvertFromUnicode(CP_UTF8, 0, readerState->szReader, -1, &szReaderA, 0, NULL, NULL); WLog_DBG(TAG, "\t[%d]: szReader: %s cbAtr: %d", index, szReaderA, readerState->cbAtr); szCurrentState = SCardGetReaderStateString(readerState->dwCurrentState); szEventState = SCardGetReaderStateString(readerState->dwEventState); WLog_DBG(TAG, "\t[%d]: dwCurrentState: %s (0x%08X)", index, szCurrentState, readerState->dwCurrentState); WLog_DBG(TAG, "\t[%d]: dwEventState: %s (0x%08X)", index, szEventState, readerState->dwEventState); free(szCurrentState); free(szEventState); free(szReaderA); } WLog_DBG(TAG, "}"); } LONG smartcard_pack_get_status_change_return(SMARTCARD_DEVICE* smartcard, wStream* s, GetStatusChange_Return* ret) { UINT32 index; ReaderState_Return* rgReaderState; Stream_Write_UINT32(s, ret->cReaders); /* cReaders (4 bytes) */ Stream_Write_UINT32(s, 0x00020100); /* rgReaderStatesNdrPtr (4 bytes) */ Stream_Write_UINT32(s, ret->cReaders); /* rgReaderStatesNdrCount (4 bytes) */ for (index = 0; index < ret->cReaders; index++) { rgReaderState = &(ret->rgReaderStates[index]); Stream_Write_UINT32(s, rgReaderState->dwCurrentState); /* dwCurrentState (4 bytes) */ Stream_Write_UINT32(s, rgReaderState->dwEventState); /* dwEventState (4 bytes) */ Stream_Write_UINT32(s, rgReaderState->cbAtr); /* cbAtr (4 bytes) */ Stream_Write(s, rgReaderState->rgbAtr, 32); /* rgbAtr [0..32] (32 bytes) */ Stream_Zero(s, 4); /* rgbAtr [32..36] (32 bytes) */ } return SCARD_S_SUCCESS; } void smartcard_trace_get_status_change_return(SMARTCARD_DEVICE* smartcard, GetStatusChange_Return* ret, BOOL unicode) { UINT32 index; char* rgbAtr; char* szEventState; char* szCurrentState; ReaderState_Return* rgReaderState; if (!WLog_IsLevelActive(WLog_Get(TAG), WLOG_DEBUG)) return; WLog_DBG(TAG, "GetStatusChange%s_Return {", unicode ? "W" : "A"); WLog_DBG(TAG, "ReturnCode: %s (0x%08X)", SCardGetErrorString(ret->ReturnCode), ret->ReturnCode); WLog_DBG(TAG, "cReaders: %d", ret->cReaders); for (index = 0; index < ret->cReaders; index++) { rgReaderState = &(ret->rgReaderStates[index]); szCurrentState = SCardGetReaderStateString(rgReaderState->dwCurrentState); szEventState = SCardGetReaderStateString(rgReaderState->dwEventState); rgbAtr = winpr_BinToHexString((BYTE*) &(rgReaderState->rgbAtr), rgReaderState->cbAtr, FALSE); WLog_DBG(TAG, "\t[%d]: dwCurrentState: %s (0x%08X)", index, szCurrentState, rgReaderState->dwCurrentState); WLog_DBG(TAG, "\t[%d]: dwEventState: %s (0x%08X)", index, szEventState, rgReaderState->dwEventState); WLog_DBG(TAG, "\t[%d]: cbAtr: %d rgbAtr: %s", index, rgReaderState->cbAtr, rgbAtr); free(szCurrentState); free(szEventState); free(rgbAtr); } WLog_DBG(TAG, "}"); } LONG smartcard_unpack_state_call(SMARTCARD_DEVICE* smartcard, wStream* s, State_Call* call) { LONG status; if ((status = smartcard_unpack_redir_scard_context(smartcard, s, &(call->hContext)))) { WLog_ERR(TAG, "smartcard_unpack_redir_scard_context failed with error %lu", status); return status; } if ((status = smartcard_unpack_redir_scard_handle(smartcard, s, &(call->hCard)))) { WLog_ERR(TAG, "smartcard_unpack_redir_scard_handle failed with error %lu", status); return status; } if (Stream_GetRemainingLength(s) < 8) { WLog_WARN(TAG, "State_Call is too short: %d", (int) Stream_GetRemainingLength(s)); return STATUS_BUFFER_TOO_SMALL; } Stream_Read_UINT32(s, call->fpbAtrIsNULL); /* fpbAtrIsNULL (4 bytes) */ Stream_Read_UINT32(s, call->cbAtrLen); /* cbAtrLen (4 bytes) */ if ((status = smartcard_unpack_redir_scard_context_ref(smartcard, s, &(call->hContext)))) { WLog_ERR(TAG, "smartcard_unpack_redir_scard_context_ref failed with error %lu", status); return status; } if ((status = smartcard_unpack_redir_scard_handle_ref(smartcard, s, &(call->hCard)))) WLog_ERR(TAG, "smartcard_unpack_redir_scard_handle_ref failed with error %lu", status); return status; } LONG smartcard_pack_state_return(SMARTCARD_DEVICE* smartcard, wStream* s, State_Return* ret) { LONG status; Stream_Write_UINT32(s, ret->dwState); /* dwState (4 bytes) */ Stream_Write_UINT32(s, ret->dwProtocol); /* dwProtocol (4 bytes) */ Stream_Write_UINT32(s, ret->cbAtrLen); /* cbAtrLen (4 bytes) */ Stream_Write_UINT32(s, 0x00020020); /* rgAtrNdrPtr (4 bytes) */ Stream_Write_UINT32(s, ret->cbAtrLen); /* rgAtrLength (4 bytes) */ Stream_Write(s, ret->rgAtr, ret->cbAtrLen); /* rgAtr */ if ((status = smartcard_pack_write_size_align(smartcard, s, ret->cbAtrLen, 4))) WLog_ERR(TAG, "smartcard_pack_write_size_align failed with error %lu", status); return status; } LONG smartcard_unpack_status_call(SMARTCARD_DEVICE* smartcard, wStream* s, Status_Call* call) { LONG status; if ((status = smartcard_unpack_redir_scard_context(smartcard, s, &(call->hContext)))) { WLog_ERR(TAG, "smartcard_unpack_redir_scard_context failed with error %lu", status); return status; } if ((status = smartcard_unpack_redir_scard_handle(smartcard, s, &(call->hCard)))) { WLog_ERR(TAG, "smartcard_unpack_redir_scard_handle failed with error %lu", status); return status; } if (Stream_GetRemainingLength(s) < 12) { WLog_WARN(TAG, "Status_Call is too short: %d", (int) Stream_GetRemainingLength(s)); return STATUS_BUFFER_TOO_SMALL; } Stream_Read_UINT32(s, call->fmszReaderNamesIsNULL); /* fmszReaderNamesIsNULL (4 bytes) */ Stream_Read_UINT32(s, call->cchReaderLen); /* cchReaderLen (4 bytes) */ Stream_Read_UINT32(s, call->cbAtrLen); /* cbAtrLen (4 bytes) */ if ((status = smartcard_unpack_redir_scard_context_ref(smartcard, s, &(call->hContext)))) { WLog_ERR(TAG, "smartcard_unpack_redir_scard_context_ref failed with error %lu", status); return status; } if ((status = smartcard_unpack_redir_scard_handle_ref(smartcard, s, &(call->hCard)))) WLog_ERR(TAG, "smartcard_unpack_redir_scard_handle_ref failed with error %lu", status); return status; } void smartcard_trace_status_call(SMARTCARD_DEVICE* smartcard, Status_Call* call, BOOL unicode) { BYTE* pb; if (!WLog_IsLevelActive(WLog_Get(TAG), WLOG_DEBUG)) return; WLog_DBG(TAG, "Status%s_Call {", unicode ? "W" : "A"); pb = (BYTE*) &(call->hContext.pbContext); if (call->hContext.cbContext > 4) { WLog_DBG(TAG, "hContext: 0x%02X%02X%02X%02X%02X%02X%02X%02X (%d)", pb[0], pb[1], pb[2], pb[3], pb[4], pb[5], pb[6], pb[7], call->hContext.cbContext); } else { WLog_DBG(TAG, "hContext: 0x%02X%02X%02X%02X (%d)", pb[0], pb[1], pb[2], pb[3], call->hContext.cbContext); } pb = (BYTE*) &(call->hCard.pbHandle); if (call->hCard.cbHandle > 4) { WLog_DBG(TAG, "hCard: 0x%02X%02X%02X%02X%02X%02X%02X%02X (%d)", pb[0], pb[1], pb[2], pb[3], pb[4], pb[5], pb[6], pb[7], call->hCard.cbHandle); } else { WLog_DBG(TAG, "hCard: 0x%02X%02X%02X%02X (%d)", pb[0], pb[1], pb[2], pb[3], call->hCard.cbHandle); } WLog_DBG(TAG, "fmszReaderNamesIsNULL: %d cchReaderLen: %d cbAtrLen: %d", call->fmszReaderNamesIsNULL, call->cchReaderLen, call->cbAtrLen); WLog_DBG(TAG, "}"); } LONG smartcard_pack_status_return(SMARTCARD_DEVICE* smartcard, wStream* s, Status_Return* ret) { LONG status; if (!Stream_EnsureRemainingCapacity(s, ret->cBytes + 64)) { WLog_ERR(TAG, "Stream_EnsureRemainingCapacity failed!"); return SCARD_F_INTERNAL_ERROR; } Stream_Write_UINT32(s, ret->cBytes); /* cBytes (4 bytes) */ Stream_Write_UINT32(s, 0x00020010); /* mszReaderNamesNdrPtr (4 bytes) */ Stream_Write_UINT32(s, ret->dwState); /* dwState (4 bytes) */ Stream_Write_UINT32(s, ret->dwProtocol); /* dwProtocol (4 bytes) */ Stream_Write(s, ret->pbAtr, 32); /* pbAtr (32 bytes) */ Stream_Write_UINT32(s, ret->cbAtrLen); /* cbAtrLen (4 bytes) */ Stream_Write_UINT32(s, ret->cBytes); /* mszReaderNamesNdrLen (4 bytes) */ if (ret->mszReaderNames) Stream_Write(s, ret->mszReaderNames, ret->cBytes); else Stream_Zero(s, ret->cBytes); if ((status = smartcard_pack_write_size_align(smartcard, s, ret->cBytes, 4))) WLog_ERR(TAG, "smartcard_pack_write_size_align failed with error %lu", status); return status; } void smartcard_trace_status_return(SMARTCARD_DEVICE* smartcard, Status_Return* ret, BOOL unicode) { int index; size_t length; char* pbAtr = NULL; char* mszReaderNamesA = NULL; if (!WLog_IsLevelActive(WLog_Get(TAG), WLOG_DEBUG)) return; if (unicode) { length = ret->cBytes / 2; if (ConvertFromUnicode(CP_UTF8, 0, (WCHAR*) ret->mszReaderNames, (int)length, &mszReaderNamesA, 0, NULL, NULL) < 1) { WLog_ERR(TAG, "ConvertFromUnicode failed"); return; } } else { length = (int) ret->cBytes; mszReaderNamesA = (char*) malloc(length); if (!mszReaderNamesA) { WLog_ERR(TAG, "malloc failed!"); return; } CopyMemory(mszReaderNamesA, ret->mszReaderNames, ret->cBytes); } if (!mszReaderNamesA) length = 0; if (length > 2) { for (index = 0; index < length - 2; index++) { if (mszReaderNamesA[index] == '\0') mszReaderNamesA[index] = ','; } } pbAtr = winpr_BinToHexString(ret->pbAtr, ret->cbAtrLen, FALSE); WLog_DBG(TAG, "Status%s_Return {", unicode ? "W" : "A"); WLog_DBG(TAG, "ReturnCode: %s (0x%08X)", SCardGetErrorString(ret->ReturnCode), ret->ReturnCode); WLog_DBG(TAG, "dwState: %s (0x%08X) dwProtocol: %s (0x%08X)", SCardGetCardStateString(ret->dwState), ret->dwState, SCardGetProtocolString(ret->dwProtocol), ret->dwProtocol); if (mszReaderNamesA) { WLog_DBG(TAG, "cBytes: %d mszReaderNames: %s", ret->cBytes, mszReaderNamesA); } WLog_DBG(TAG, "cbAtrLen: %d pbAtr: %s", ret->cbAtrLen, pbAtr); WLog_DBG(TAG, "}"); free(mszReaderNamesA); free(pbAtr); } LONG smartcard_unpack_get_attrib_call(SMARTCARD_DEVICE* smartcard, wStream* s, GetAttrib_Call* call) { LONG status; if ((status = smartcard_unpack_redir_scard_context(smartcard, s, &(call->hContext)))) { WLog_ERR(TAG, "smartcard_unpack_redir_scard_context failed with error %lu", status); return status; } if ((status = smartcard_unpack_redir_scard_handle(smartcard, s, &(call->hCard)))) { WLog_ERR(TAG, "smartcard_unpack_redir_scard_handle failed with error %lu", status); return status; } if (Stream_GetRemainingLength(s) < 12) { WLog_WARN(TAG, "GetAttrib_Call is too short: %d", (int) Stream_GetRemainingLength(s)); return STATUS_BUFFER_TOO_SMALL; } Stream_Read_UINT32(s, call->dwAttrId); /* dwAttrId (4 bytes) */ Stream_Read_UINT32(s, call->fpbAttrIsNULL); /* fpbAttrIsNULL (4 bytes) */ Stream_Read_UINT32(s, call->cbAttrLen); /* cbAttrLen (4 bytes) */ if ((status = smartcard_unpack_redir_scard_context_ref(smartcard, s, &(call->hContext)))) { WLog_ERR(TAG, "smartcard_unpack_redir_scard_context_ref failed with error %lu", status); return status; } if ((status = smartcard_unpack_redir_scard_handle_ref(smartcard, s, &(call->hCard)))) WLog_ERR(TAG, "smartcard_unpack_redir_scard_handle_ref failed with error %lu", status); return status; } void smartcard_trace_get_attrib_call(SMARTCARD_DEVICE* smartcard, GetAttrib_Call* call) { BYTE* pb; if (!WLog_IsLevelActive(WLog_Get(TAG), WLOG_DEBUG)) return; WLog_DBG(TAG, "GetAttrib_Call {"); pb = (BYTE*) &(call->hContext.pbContext); if (call->hContext.cbContext > 4) { WLog_DBG(TAG, "hContext: 0x%02X%02X%02X%02X%02X%02X%02X%02X (%d)", pb[0], pb[1], pb[2], pb[3], pb[4], pb[5], pb[6], pb[7], call->hContext.cbContext); } else { WLog_DBG(TAG, "hContext: 0x%02X%02X%02X%02X (%d)", pb[0], pb[1], pb[2], pb[3], call->hContext.cbContext); } pb = (BYTE*) &(call->hCard.pbHandle); if (call->hCard.cbHandle > 4) { WLog_DBG(TAG, "hCard: 0x%02X%02X%02X%02X%02X%02X%02X%02X (%d)", pb[0], pb[1], pb[2], pb[3], pb[4], pb[5], pb[6], pb[7], call->hCard.cbHandle); } else { WLog_DBG(TAG, "hCard: 0x%02X%02X%02X%02X (%d)", pb[0], pb[1], pb[2], pb[3], call->hCard.cbHandle); } WLog_DBG(TAG, "dwAttrId: %s (0x%08X) fpbAttrIsNULL: %d cbAttrLen: 0x%08X", SCardGetAttributeString(call->dwAttrId), call->dwAttrId, call->fpbAttrIsNULL, call->cbAttrLen); WLog_DBG(TAG, "}"); } LONG smartcard_pack_get_attrib_return(SMARTCARD_DEVICE* smartcard, wStream* s, GetAttrib_Return* ret) { LONG status; if (!Stream_EnsureRemainingCapacity(s, ret->cbAttrLen + 32)) { WLog_ERR(TAG, "Stream_EnsureRemainingCapacity failed!"); return SCARD_F_INTERNAL_ERROR; } Stream_Write_UINT32(s, ret->cbAttrLen); /* cbAttrLen (4 bytes) */ Stream_Write_UINT32(s, 0x00020080); /* pbAttrNdrPtr (4 bytes) */ Stream_Write_UINT32(s, ret->cbAttrLen); /* pbAttrNdrCount (4 bytes) */ if (!ret->pbAttr) Stream_Zero(s, ret->cbAttrLen); /* pbAttr */ else Stream_Write(s, ret->pbAttr, ret->cbAttrLen); /* pbAttr */ if ((status = smartcard_pack_write_size_align(smartcard, s, ret->cbAttrLen, 4))) WLog_ERR(TAG, "smartcard_pack_write_size_align failed with error %lu", status); return status; } void smartcard_trace_get_attrib_return(SMARTCARD_DEVICE* smartcard, GetAttrib_Return* ret, DWORD dwAttrId) { if (!WLog_IsLevelActive(WLog_Get(TAG), WLOG_DEBUG)) return; WLog_DBG(TAG, "GetAttrib_Return {"); WLog_DBG(TAG, "ReturnCode: %s (0x%08X)", SCardGetErrorString(ret->ReturnCode), ret->ReturnCode); WLog_DBG(TAG, "dwAttrId: %s (0x%08X) cbAttrLen: 0x%08X", SCardGetAttributeString(dwAttrId), dwAttrId, ret->cbAttrLen); if (dwAttrId == SCARD_ATTR_VENDOR_NAME) { WLog_DBG(TAG, "pbAttr: %.*s", ret->cbAttrLen, (char*) ret->pbAttr); } else if (dwAttrId == SCARD_ATTR_CURRENT_PROTOCOL_TYPE) { UINT32 dwProtocolType = *((UINT32*) ret->pbAttr); WLog_DBG(TAG, "dwProtocolType: %s (0x%04X)", SCardGetProtocolString(dwProtocolType), dwProtocolType); } WLog_DBG(TAG, "}"); } LONG smartcard_unpack_control_call(SMARTCARD_DEVICE* smartcard, wStream* s, Control_Call* call) { LONG status; UINT32 length; call->pvInBuffer = NULL; if ((status = smartcard_unpack_redir_scard_context(smartcard, s, &(call->hContext)))) { WLog_ERR(TAG, "smartcard_unpack_redir_scard_context failed with error %lu", status); return status; } if ((status = smartcard_unpack_redir_scard_handle(smartcard, s, &(call->hCard)))) { WLog_ERR(TAG, "smartcard_unpack_redir_scard_handle failed with error %lu", status); return status; } if (Stream_GetRemainingLength(s) < 20) { WLog_WARN(TAG, "Control_Call is too short: %d", (int) Stream_GetRemainingLength(s)); return STATUS_BUFFER_TOO_SMALL; } Stream_Read_UINT32(s, call->dwControlCode); /* dwControlCode (4 bytes) */ Stream_Read_UINT32(s, call->cbInBufferSize); /* cbInBufferSize (4 bytes) */ Stream_Seek_UINT32(s); /* pvInBufferNdrPtr (4 bytes) */ Stream_Read_UINT32(s, call->fpvOutBufferIsNULL); /* fpvOutBufferIsNULL (4 bytes) */ Stream_Read_UINT32(s, call->cbOutBufferSize); /* cbOutBufferSize (4 bytes) */ if ((status = smartcard_unpack_redir_scard_context_ref(smartcard, s, &(call->hContext)))) { WLog_ERR(TAG, "smartcard_unpack_redir_scard_context_ref failed with error %lu", status); return status; } if ((status = smartcard_unpack_redir_scard_handle_ref(smartcard, s, &(call->hCard)))) { WLog_ERR(TAG, "smartcard_unpack_redir_scard_context_ref failed with error %lu", status); return status; } if (call->cbInBufferSize) { if (Stream_GetRemainingLength(s) < 4) { WLog_WARN(TAG, "Control_Call is too short: %d", (int) Stream_GetRemainingLength(s)); return STATUS_BUFFER_TOO_SMALL; } Stream_Read_UINT32(s, length); /* Length (4 bytes) */ if (Stream_GetRemainingLength(s) < length) { WLog_WARN(TAG, "Control_Call is too short: %d", (int) Stream_GetRemainingLength(s)); return STATUS_BUFFER_TOO_SMALL; } call->pvInBuffer = (BYTE*) malloc(length); if (!call->pvInBuffer) { WLog_WARN(TAG, "Control_Call out of memory error (call->pvInBuffer)"); return STATUS_NO_MEMORY; } call->cbInBufferSize = length; Stream_Read(s, call->pvInBuffer, length); } return SCARD_S_SUCCESS; } void smartcard_trace_control_call(SMARTCARD_DEVICE* smartcard, Control_Call* call) { BYTE* pb; if (!WLog_IsLevelActive(WLog_Get(TAG), WLOG_DEBUG)) return; WLog_DBG(TAG, "Control_Call {"); pb = (BYTE*) &(call->hContext.pbContext); if (call->hContext.cbContext > 4) { WLog_DBG(TAG, "hContext: 0x%02X%02X%02X%02X%02X%02X%02X%02X (%d)", pb[0], pb[1], pb[2], pb[3], pb[4], pb[5], pb[6], pb[7], call->hContext.cbContext); } else { WLog_DBG(TAG, "hContext: 0x%02X%02X%02X%02X (%d)", pb[0], pb[1], pb[2], pb[3], call->hContext.cbContext); } pb = (BYTE*) &(call->hCard.pbHandle); if (call->hCard.cbHandle > 4) { WLog_DBG(TAG, "hCard: 0x%02X%02X%02X%02X%02X%02X%02X%02X (%d)", pb[0], pb[1], pb[2], pb[3], pb[4], pb[5], pb[6], pb[7], call->hCard.cbHandle); } else { WLog_DBG(TAG, "hCard: 0x%02X%02X%02X%02X (%d)", pb[0], pb[1], pb[2], pb[3], call->hCard.cbHandle); } WLog_DBG(TAG, "dwControlCode: 0x%08X cbInBufferSize: %d fpvOutBufferIsNULL: %d cbOutBufferSize: %d", call->dwControlCode, call->cbInBufferSize, call->fpvOutBufferIsNULL, call->cbOutBufferSize); if (call->pvInBuffer) { char* szInBuffer = winpr_BinToHexString(call->pvInBuffer, call->cbInBufferSize, TRUE); WLog_DBG(TAG, "pbInBuffer: %s", szInBuffer); free(szInBuffer); } else { WLog_DBG(TAG, "pvInBuffer: null"); } WLog_DBG(TAG, "}"); } LONG smartcard_pack_control_return(SMARTCARD_DEVICE* smartcard, wStream* s, Control_Return* ret) { LONG error; if (!Stream_EnsureRemainingCapacity(s, ret->cbOutBufferSize + 32)) { WLog_ERR(TAG, "Stream_EnsureRemainingCapacity failed!"); return SCARD_F_INTERNAL_ERROR; } Stream_Write_UINT32(s, ret->cbOutBufferSize); /* cbOutBufferSize (4 bytes) */ Stream_Write_UINT32(s, 0x00020040); /* pvOutBufferPointer (4 bytes) */ Stream_Write_UINT32(s, ret->cbOutBufferSize); /* pvOutBufferLength (4 bytes) */ if (ret->cbOutBufferSize > 0) { Stream_Write(s, ret->pvOutBuffer, ret->cbOutBufferSize); /* pvOutBuffer */ if ((error = smartcard_pack_write_size_align(smartcard, s, ret->cbOutBufferSize, 4))) { WLog_ERR(TAG, "smartcard_pack_write_size_align failed with error %lu", error); return error; } } return SCARD_S_SUCCESS; } void smartcard_trace_control_return(SMARTCARD_DEVICE* smartcard, Control_Return* ret) { if (!WLog_IsLevelActive(WLog_Get(TAG), WLOG_DEBUG)) return; WLog_DBG(TAG, "Control_Return {"); WLog_DBG(TAG, "ReturnCode: %s (0x%08X)", SCardGetErrorString(ret->ReturnCode), ret->ReturnCode); WLog_DBG(TAG, "cbOutBufferSize: %d", ret->cbOutBufferSize); if (ret->pvOutBuffer) { char* szOutBuffer = winpr_BinToHexString(ret->pvOutBuffer, ret->cbOutBufferSize, TRUE); WLog_DBG(TAG, "pvOutBuffer: %s", szOutBuffer); free(szOutBuffer); } else { WLog_DBG(TAG, "pvOutBuffer: null"); } WLog_DBG(TAG, "}"); } LONG smartcard_unpack_transmit_call(SMARTCARD_DEVICE* smartcard, wStream* s, Transmit_Call* call) { LONG status; UINT32 length; BYTE* pbExtraBytes; UINT32 pbExtraBytesNdrPtr; UINT32 pbSendBufferNdrPtr; UINT32 pioRecvPciNdrPtr; SCardIO_Request ioSendPci; SCardIO_Request ioRecvPci; call->pioSendPci = NULL; call->pioRecvPci = NULL; call->pbSendBuffer = NULL; if ((status = smartcard_unpack_redir_scard_context(smartcard, s, &(call->hContext)))) { WLog_ERR(TAG, "smartcard_unpack_redir_scard_context failed with error %lu", status); return status; } if ((status = smartcard_unpack_redir_scard_handle(smartcard, s, &(call->hCard)))) { WLog_ERR(TAG, "smartcard_unpack_redir_scard_handle failed with error %lu", status); return status; } if (Stream_GetRemainingLength(s) < 32) { WLog_WARN(TAG, "Transmit_Call is too short: Actual: %d, Expected: %d", (int) Stream_GetRemainingLength(s), 32); return STATUS_BUFFER_TOO_SMALL; } Stream_Read_UINT32(s, ioSendPci.dwProtocol); /* dwProtocol (4 bytes) */ Stream_Read_UINT32(s, ioSendPci.cbExtraBytes); /* cbExtraBytes (4 bytes) */ Stream_Read_UINT32(s, pbExtraBytesNdrPtr); /* pbExtraBytesNdrPtr (4 bytes) */ Stream_Read_UINT32(s, call->cbSendLength); /* cbSendLength (4 bytes) */ Stream_Read_UINT32(s, pbSendBufferNdrPtr); /* pbSendBufferNdrPtr (4 bytes) */ Stream_Read_UINT32(s, pioRecvPciNdrPtr); /* pioRecvPciNdrPtr (4 bytes) */ Stream_Read_UINT32(s, call->fpbRecvBufferIsNULL); /* fpbRecvBufferIsNULL (4 bytes) */ Stream_Read_UINT32(s, call->cbRecvLength); /* cbRecvLength (4 bytes) */ if (ioSendPci.cbExtraBytes > 1024) { WLog_WARN(TAG, "Transmit_Call ioSendPci.cbExtraBytes is out of bounds: %d (max: %d)", (int) ioSendPci.cbExtraBytes, 1024); return STATUS_INVALID_PARAMETER; } if (call->cbSendLength > 66560) { WLog_WARN(TAG, "Transmit_Call cbSendLength is out of bounds: %d (max: %d)", (int) ioSendPci.cbExtraBytes, 66560); return STATUS_INVALID_PARAMETER; } if ((status = smartcard_unpack_redir_scard_context_ref(smartcard, s, &(call->hContext)))) { WLog_ERR(TAG, "smartcard_unpack_redir_scard_context_ref failed with error %lu", status); return status; } if ((status = smartcard_unpack_redir_scard_handle_ref(smartcard, s, &(call->hCard)))) { WLog_ERR(TAG, "smartcard_unpack_redir_scard_handle_ref failed with error %lu", status); return status; } if (ioSendPci.cbExtraBytes && !pbExtraBytesNdrPtr) { WLog_WARN(TAG, "Transmit_Call ioSendPci.cbExtraBytes is non-zero but pbExtraBytesNdrPtr is null"); return STATUS_INVALID_PARAMETER; } if (pbExtraBytesNdrPtr) { if (Stream_GetRemainingLength(s) < 4) { WLog_WARN(TAG, "Transmit_Call is too short: %d (ioSendPci.pbExtraBytes)", (int) Stream_GetRemainingLength(s)); return STATUS_BUFFER_TOO_SMALL; } Stream_Read_UINT32(s, length); /* Length (4 bytes) */ if (Stream_GetRemainingLength(s) < ioSendPci.cbExtraBytes) { WLog_WARN(TAG, "Transmit_Call is too short: Actual: %d, Expected: %d (ioSendPci.cbExtraBytes)", (int) Stream_GetRemainingLength(s), (int) ioSendPci.cbExtraBytes); return STATUS_BUFFER_TOO_SMALL; } ioSendPci.pbExtraBytes = Stream_Pointer(s); call->pioSendPci = (LPSCARD_IO_REQUEST) malloc(sizeof(SCARD_IO_REQUEST) + ioSendPci.cbExtraBytes); if (!call->pioSendPci) { WLog_WARN(TAG, "Transmit_Call out of memory error (pioSendPci)"); return STATUS_NO_MEMORY; } call->pioSendPci->dwProtocol = ioSendPci.dwProtocol; call->pioSendPci->cbPciLength = (DWORD)(ioSendPci.cbExtraBytes + sizeof(SCARD_IO_REQUEST)); pbExtraBytes = &((BYTE*) call->pioSendPci)[sizeof(SCARD_IO_REQUEST)]; Stream_Read(s, pbExtraBytes, ioSendPci.cbExtraBytes); smartcard_unpack_read_size_align(smartcard, s, ioSendPci.cbExtraBytes, 4); } else { call->pioSendPci = (LPSCARD_IO_REQUEST) calloc(1, sizeof(SCARD_IO_REQUEST)); if (!call->pioSendPci) { WLog_WARN(TAG, "Transmit_Call out of memory error (pioSendPci)"); return STATUS_NO_MEMORY; } call->pioSendPci->dwProtocol = ioSendPci.dwProtocol; call->pioSendPci->cbPciLength = sizeof(SCARD_IO_REQUEST); } if (pbSendBufferNdrPtr) { if (Stream_GetRemainingLength(s) < 4) { WLog_WARN(TAG, "Transmit_Call is too short: %d", (int) Stream_GetRemainingLength(s)); return STATUS_BUFFER_TOO_SMALL; } Stream_Read_UINT32(s, length); /* Length (4 bytes) */ if (length != call->cbSendLength) { WLog_WARN(TAG, "Transmit_Call unexpected length: Actual: %d, Expected: %d (cbSendLength)", (int) length, (int) call->cbSendLength); return STATUS_INVALID_PARAMETER; } if (Stream_GetRemainingLength(s) < call->cbSendLength) { WLog_WARN(TAG, "Transmit_Call is too short: Actual: %d, Expected: %d (cbSendLength)", (int) Stream_GetRemainingLength(s), (int) call->cbSendLength); return STATUS_BUFFER_TOO_SMALL; } call->pbSendBuffer = (BYTE*) malloc(call->cbSendLength); if (!call->pbSendBuffer) { WLog_WARN(TAG, "Transmit_Call out of memory error (pbSendBuffer)"); return STATUS_NO_MEMORY; } Stream_Read(s, call->pbSendBuffer, call->cbSendLength); smartcard_unpack_read_size_align(smartcard, s, call->cbSendLength, 4); } if (pioRecvPciNdrPtr) { if (Stream_GetRemainingLength(s) < 12) { WLog_WARN(TAG, "Transmit_Call is too short: Actual: %d, Expected: %d", (int) Stream_GetRemainingLength(s), 12); return STATUS_BUFFER_TOO_SMALL; } Stream_Read_UINT32(s, ioRecvPci.dwProtocol); /* dwProtocol (4 bytes) */ Stream_Read_UINT32(s, ioRecvPci.cbExtraBytes); /* cbExtraBytes (4 bytes) */ Stream_Read_UINT32(s, pbExtraBytesNdrPtr); /* pbExtraBytesNdrPtr (4 bytes) */ if (ioRecvPci.cbExtraBytes && !pbExtraBytesNdrPtr) { WLog_WARN(TAG, "Transmit_Call ioRecvPci.cbExtraBytes is non-zero but pbExtraBytesNdrPtr is null"); return STATUS_INVALID_PARAMETER; } if (pbExtraBytesNdrPtr) { if (Stream_GetRemainingLength(s) < 4) { WLog_WARN(TAG, "Transmit_Call is too short: %d (ioRecvPci.pbExtraBytes)", (int) Stream_GetRemainingLength(s)); return STATUS_BUFFER_TOO_SMALL; } Stream_Read_UINT32(s, length); /* Length (4 bytes) */ if (ioRecvPci.cbExtraBytes > 1024) { WLog_WARN(TAG, "Transmit_Call ioRecvPci.cbExtraBytes is out of bounds: %d (max: %d)", (int) ioRecvPci.cbExtraBytes, 1024); return STATUS_INVALID_PARAMETER; } if (length != ioRecvPci.cbExtraBytes) { WLog_WARN(TAG, "Transmit_Call unexpected length: Actual: %d, Expected: %d (ioRecvPci.cbExtraBytes)", (int) length, (int) ioRecvPci.cbExtraBytes); return STATUS_INVALID_PARAMETER; } if (Stream_GetRemainingLength(s) < ioRecvPci.cbExtraBytes) { WLog_WARN(TAG, "Transmit_Call is too short: Actual: %d, Expected: %d (ioRecvPci.cbExtraBytes)", (int) Stream_GetRemainingLength(s), (int) ioRecvPci.cbExtraBytes); return STATUS_BUFFER_TOO_SMALL; } ioRecvPci.pbExtraBytes = Stream_Pointer(s); call->pioRecvPci = (LPSCARD_IO_REQUEST) malloc(sizeof(SCARD_IO_REQUEST) + ioRecvPci.cbExtraBytes); if (!call->pioRecvPci) { WLog_WARN(TAG, "Transmit_Call out of memory error (pioRecvPci)"); return STATUS_NO_MEMORY; } call->pioRecvPci->dwProtocol = ioRecvPci.dwProtocol; call->pioRecvPci->cbPciLength = (DWORD)(ioRecvPci.cbExtraBytes + sizeof(SCARD_IO_REQUEST)); pbExtraBytes = &((BYTE*) call->pioRecvPci)[sizeof(SCARD_IO_REQUEST)]; Stream_Read(s, pbExtraBytes, ioRecvPci.cbExtraBytes); smartcard_unpack_read_size_align(smartcard, s, ioRecvPci.cbExtraBytes, 4); } else { call->pioRecvPci = (LPSCARD_IO_REQUEST) calloc(1, sizeof(SCARD_IO_REQUEST)); if (!call->pioRecvPci) { WLog_WARN(TAG, "Transmit_Call out of memory error (pioRecvPci)"); return STATUS_NO_MEMORY; } call->pioRecvPci->dwProtocol = ioRecvPci.dwProtocol; call->pioRecvPci->cbPciLength = sizeof(SCARD_IO_REQUEST); } } return SCARD_S_SUCCESS; } void smartcard_trace_transmit_call(SMARTCARD_DEVICE* smartcard, Transmit_Call* call) { BYTE* pb; UINT32 cbExtraBytes; BYTE* pbExtraBytes; if (!WLog_IsLevelActive(WLog_Get(TAG), WLOG_DEBUG)) return; WLog_DBG(TAG, "Transmit_Call {"); pb = (BYTE*) &(call->hContext.pbContext); if (call->hContext.cbContext > 4) { WLog_DBG(TAG, "hContext: 0x%02X%02X%02X%02X%02X%02X%02X%02X (%d)", pb[0], pb[1], pb[2], pb[3], pb[4], pb[5], pb[6], pb[7], call->hContext.cbContext); } else { WLog_DBG(TAG, "hContext: 0x%02X%02X%02X%02X (%d)", pb[0], pb[1], pb[2], pb[3], call->hContext.cbContext); } pb = (BYTE*) &(call->hCard.pbHandle); if (call->hCard.cbHandle > 4) { WLog_DBG(TAG, "hCard: 0x%02X%02X%02X%02X%02X%02X%02X%02X (%d)", pb[0], pb[1], pb[2], pb[3], pb[4], pb[5], pb[6], pb[7], call->hCard.cbHandle); } else { WLog_DBG(TAG, "hCard: 0x%02X%02X%02X%02X (%d)", pb[0], pb[1], pb[2], pb[3], call->hCard.cbHandle); } if (call->pioSendPci) { cbExtraBytes = (UINT32)(call->pioSendPci->cbPciLength - sizeof(SCARD_IO_REQUEST)); pbExtraBytes = &((BYTE*) call->pioSendPci)[sizeof(SCARD_IO_REQUEST)]; WLog_DBG(TAG, "pioSendPci: dwProtocol: %d cbExtraBytes: %d", call->pioSendPci->dwProtocol, cbExtraBytes); if (cbExtraBytes) { char* szExtraBytes = winpr_BinToHexString(pbExtraBytes, cbExtraBytes, TRUE); WLog_DBG(TAG, "pbExtraBytes: %s", szExtraBytes); free(szExtraBytes); } } else { WLog_DBG(TAG, "pioSendPci: null"); } WLog_DBG(TAG, "cbSendLength: %d", call->cbSendLength); if (call->pbSendBuffer) { char* szSendBuffer = winpr_BinToHexString(call->pbSendBuffer, call->cbSendLength, TRUE); WLog_DBG(TAG, "pbSendBuffer: %s", szSendBuffer); free(szSendBuffer); } else { WLog_DBG(TAG, "pbSendBuffer: null"); } if (call->pioRecvPci) { cbExtraBytes = (UINT32)(call->pioRecvPci->cbPciLength - sizeof(SCARD_IO_REQUEST)); pbExtraBytes = &((BYTE*) call->pioRecvPci)[sizeof(SCARD_IO_REQUEST)]; WLog_DBG(TAG, "pioRecvPci: dwProtocol: %d cbExtraBytes: %d", call->pioRecvPci->dwProtocol, cbExtraBytes); if (cbExtraBytes) { char* szExtraBytes = winpr_BinToHexString(pbExtraBytes, cbExtraBytes, TRUE); WLog_DBG(TAG, "pbExtraBytes: %s", szExtraBytes); free(szExtraBytes); } } else { WLog_DBG(TAG, "pioRecvPci: null"); } WLog_DBG(TAG, "fpbRecvBufferIsNULL: %d cbRecvLength: %d", call->fpbRecvBufferIsNULL, call->cbRecvLength); WLog_DBG(TAG, "}"); } LONG smartcard_pack_transmit_return(SMARTCARD_DEVICE* smartcard, wStream* s, Transmit_Return* ret) { UINT32 cbExtraBytes; BYTE* pbExtraBytes; UINT32 pioRecvPciNdrPtr; UINT32 pbRecvBufferNdrPtr; UINT32 pbExtraBytesNdrPtr; LONG error; if (!ret->pbRecvBuffer) ret->cbRecvLength = 0; pioRecvPciNdrPtr = (ret->pioRecvPci) ? 0x00020000 : 0; pbRecvBufferNdrPtr = (ret->pbRecvBuffer) ? 0x00020004 : 0; Stream_Write_UINT32(s, pioRecvPciNdrPtr); /* pioRecvPciNdrPtr (4 bytes) */ Stream_Write_UINT32(s, ret->cbRecvLength); /* cbRecvLength (4 bytes) */ Stream_Write_UINT32(s, pbRecvBufferNdrPtr); /* pbRecvBufferNdrPtr (4 bytes) */ if (pioRecvPciNdrPtr) { cbExtraBytes = (UINT32)(ret->pioRecvPci->cbPciLength - sizeof(SCARD_IO_REQUEST)); pbExtraBytes = &((BYTE*) ret->pioRecvPci)[sizeof(SCARD_IO_REQUEST)]; pbExtraBytesNdrPtr = cbExtraBytes ? 0x00020008 : 0; if (!Stream_EnsureRemainingCapacity(s, cbExtraBytes + 16)) { WLog_ERR(TAG, "Stream_EnsureRemainingCapacity failed!"); return SCARD_F_INTERNAL_ERROR; } Stream_Write_UINT32(s, ret->pioRecvPci->dwProtocol); /* dwProtocol (4 bytes) */ Stream_Write_UINT32(s, cbExtraBytes); /* cbExtraBytes (4 bytes) */ Stream_Write_UINT32(s, pbExtraBytesNdrPtr); /* pbExtraBytesNdrPtr (4 bytes) */ if (pbExtraBytesNdrPtr) { Stream_Write_UINT32(s, cbExtraBytes); /* Length (4 bytes) */ Stream_Write(s, pbExtraBytes, cbExtraBytes); if ((error = smartcard_pack_write_size_align(smartcard, s, cbExtraBytes, 4))) { WLog_ERR(TAG, "smartcard_pack_write_size_align failed with error %lu!", error); return error; } } } if (pbRecvBufferNdrPtr) { if (!Stream_EnsureRemainingCapacity(s, ret->cbRecvLength + 16)) { WLog_ERR(TAG, "Stream_EnsureRemainingCapacity failed!"); return SCARD_F_INTERNAL_ERROR; } Stream_Write_UINT32(s, ret->cbRecvLength); /* pbRecvBufferNdrLen (4 bytes) */ Stream_Write(s, ret->pbRecvBuffer, ret->cbRecvLength); if ((error = smartcard_pack_write_size_align(smartcard, s, ret->cbRecvLength, 4))) { WLog_ERR(TAG, "smartcard_pack_write_size_align failed with error %lu!", error); return error; } } return SCARD_S_SUCCESS; } void smartcard_trace_transmit_return(SMARTCARD_DEVICE* smartcard, Transmit_Return* ret) { UINT32 cbExtraBytes; BYTE* pbExtraBytes; if (!WLog_IsLevelActive(WLog_Get(TAG), WLOG_DEBUG)) return; WLog_DBG(TAG, "Transmit_Return {"); WLog_DBG(TAG, "ReturnCode: %s (0x%08X)", SCardGetErrorString(ret->ReturnCode), ret->ReturnCode); if (ret->pioRecvPci) { cbExtraBytes = (UINT32)(ret->pioRecvPci->cbPciLength - sizeof(SCARD_IO_REQUEST)); pbExtraBytes = &((BYTE*) ret->pioRecvPci)[sizeof(SCARD_IO_REQUEST)]; WLog_DBG(TAG, "pioRecvPci: dwProtocol: %d cbExtraBytes: %d", ret->pioRecvPci->dwProtocol, cbExtraBytes); if (cbExtraBytes) { char* szExtraBytes = winpr_BinToHexString(pbExtraBytes, cbExtraBytes, TRUE); WLog_DBG(TAG, "pbExtraBytes: %s", szExtraBytes); free(szExtraBytes); } } else { WLog_DBG(TAG, "pioRecvPci: null"); } WLog_DBG(TAG, "cbRecvLength: %d", ret->cbRecvLength); if (ret->pbRecvBuffer) { char* szRecvBuffer = winpr_BinToHexString(ret->pbRecvBuffer, ret->cbRecvLength, TRUE); WLog_DBG(TAG, "pbRecvBuffer: %s", szRecvBuffer); free(szRecvBuffer); } else { WLog_DBG(TAG, "pbRecvBuffer: null"); } WLog_DBG(TAG, "}"); } LONG smartcard_unpack_locate_cards_by_atr_a_call(SMARTCARD_DEVICE* smartcard, wStream* s, LocateCardsByATRA_Call* call) { UINT32 index; UINT32 count; LONG status; UINT32 offset; UINT32 maxCount; UINT32 szReaderNdrPtr; UINT32 rgReaderStatesNdrPtr; UINT32 rgAtrMasksNdrPtr; LPSCARD_READERSTATEA readerState; call->rgReaderStates = NULL; if ((status = smartcard_unpack_redir_scard_context(smartcard, s, &(call->hContext)))) { WLog_ERR(TAG, "smartcard_unpack_redir_scard_context failed with error %lu", status); return status; } if (Stream_GetRemainingLength(s) < 16) { WLog_WARN(TAG, "LocateCardsByATRA_Call is too short: %d", (int) Stream_GetRemainingLength(s)); return STATUS_BUFFER_TOO_SMALL; } Stream_Read_UINT32(s, call->cAtrs); Stream_Read_UINT32(s, rgAtrMasksNdrPtr); Stream_Read_UINT32(s, call->cReaders); /* cReaders (4 bytes) */ Stream_Read_UINT32(s, rgReaderStatesNdrPtr); /* rgReaderStatesNdrPtr (4 bytes) */ if ((status = smartcard_unpack_redir_scard_context_ref(smartcard, s, &(call->hContext)))) { WLog_ERR(TAG, "smartcard_unpack_redir_scard_context_ref failed with error %lu", status); return status; } if (Stream_GetRemainingLength(s) < 4) { WLog_WARN(TAG, "LocateCardsByATRA_Call is too short: %d", (int) Stream_GetRemainingLength(s)); return STATUS_BUFFER_TOO_SMALL; } if ((rgAtrMasksNdrPtr && !call->cAtrs) || (!rgAtrMasksNdrPtr && call->cAtrs)) { WLog_WARN(TAG, "LocateCardsByATRA_Call rgAtrMasksNdrPtr (0x%08X) and cAtrs (0x%08X) inconsistency", (int) rgAtrMasksNdrPtr, (int) call->cAtrs); return STATUS_INVALID_PARAMETER; } if (rgAtrMasksNdrPtr) { Stream_Read_UINT32(s, count); if (count != call->cAtrs) { WLog_WARN(TAG, "LocateCardsByATRA_Call NdrCount (0x%08X) and cAtrs (0x%08X) inconsistency", (int) count, (int) call->cAtrs); return STATUS_INVALID_PARAMETER; } if (Stream_GetRemainingLength(s) < call->cAtrs) { WLog_WARN(TAG, "LocateCardsByATRA_Call is too short: Actual: %d, Expected: %d", (int) Stream_GetRemainingLength(s), call->cAtrs); return STATUS_BUFFER_TOO_SMALL; } call->rgAtrMasks = calloc(call->cAtrs, sizeof(SCARD_ATRMASK)); if (!call->rgAtrMasks) { WLog_WARN(TAG, "LocateCardsByATRA_Call out of memory error (call->rgAtrMasks)"); return STATUS_NO_MEMORY; } for (index = 0; index < call->cAtrs; index++) { Stream_Read_UINT32(s, call->rgAtrMasks[index].cbAtr); Stream_Read(s, call->rgAtrMasks[index].rgbAtr, 36); Stream_Read(s, call->rgAtrMasks[index].rgbMask, 36); } } Stream_Read_UINT32(s, count); if (count != call->cReaders) { WLog_WARN(TAG, "GetStatusChangeA_Call unexpected reader count: Actual: %d, Expected: %d", (int) count, call->cReaders); return STATUS_INVALID_PARAMETER; } if (call->cReaders > 0) { call->rgReaderStates = calloc(call->cReaders, sizeof(SCARD_READERSTATEA)); if (!call->rgReaderStates) { WLog_WARN(TAG, "LocateCardsByATRA_Call out of memory error (call->rgReaderStates)"); return STATUS_NO_MEMORY; } for (index = 0; index < call->cReaders; index++) { readerState = (LPSCARD_READERSTATEA) &call->rgReaderStates[index]; if (Stream_GetRemainingLength(s) < 52) { WLog_WARN(TAG, "LocateCardsByATRA_Call is too short: %d", (int) Stream_GetRemainingLength(s)); return STATUS_BUFFER_TOO_SMALL; } Stream_Read_UINT32(s, szReaderNdrPtr); /* szReaderNdrPtr (4 bytes) */ Stream_Read_UINT32(s, readerState->dwCurrentState); /* dwCurrentState (4 bytes) */ Stream_Read_UINT32(s, readerState->dwEventState); /* dwEventState (4 bytes) */ Stream_Read_UINT32(s, readerState->cbAtr); /* cbAtr (4 bytes) */ Stream_Read(s, readerState->rgbAtr, 32); /* rgbAtr [0..32] (32 bytes) */ Stream_Seek(s, 4); /* rgbAtr [32..36] (4 bytes) */ } for (index = 0; index < call->cReaders; index++) { readerState = (LPSCARD_READERSTATEA) &call->rgReaderStates[index]; if (Stream_GetRemainingLength(s) < 12) { WLog_WARN(TAG, "GetStatusChangeA_Call is too short: %d", (int) Stream_GetRemainingLength(s)); return STATUS_BUFFER_TOO_SMALL; } Stream_Read_UINT32(s, maxCount); /* NdrMaxCount (4 bytes) */ Stream_Read_UINT32(s, offset); /* NdrOffset (4 bytes) */ Stream_Read_UINT32(s, count); /* NdrActualCount (4 bytes) */ if (Stream_GetRemainingLength(s) < count) { WLog_WARN(TAG, "GetStatusChangeA_Call is too short: %d", (int) Stream_GetRemainingLength(s)); return STATUS_BUFFER_TOO_SMALL; } readerState->szReader = (LPCSTR) malloc(count + 1); if (!readerState->szReader) { WLog_WARN(TAG, "GetStatusChangeA_Call out of memory error (readerState->szReader)"); return STATUS_NO_MEMORY; } Stream_Read(s, (void*) readerState->szReader, count); smartcard_unpack_read_size_align(smartcard, s, count, 4); ((char*) readerState->szReader)[count] = '\0'; if (!readerState->szReader) { WLog_WARN(TAG, "GetStatusChangeA_Call null reader name"); return STATUS_INVALID_PARAMETER; } } } return SCARD_S_SUCCESS; } void smartcard_trace_locate_cards_by_atr_a_call(SMARTCARD_DEVICE* smartcard, LocateCardsByATRA_Call* call) { BYTE* pb; UINT32 index; char* szEventState; char* szCurrentState; char* rgbAtr; LPSCARD_READERSTATEA readerState; if (!WLog_IsLevelActive(WLog_Get(TAG), WLOG_DEBUG)) return; WLog_DBG(TAG, "LocateCardsByATRA_Call {"); pb = (BYTE*) &(call->hContext.pbContext); if (call->hContext.cbContext > 4) { WLog_DBG(TAG, "hContext: 0x%02X%02X%02X%02X%02X%02X%02X%02X (%d)", pb[0], pb[1], pb[2], pb[3], pb[4], pb[5], pb[6], pb[7], call->hContext.cbContext); } else { WLog_DBG(TAG, "hContext: 0x%02X%02X%02X%02X (%d)", pb[0], pb[1], pb[2], pb[3], call->hContext.cbContext); } for (index = 0; index < call->cReaders; index++) { readerState = (LPSCARD_READERSTATEA) &call->rgReaderStates[index]; WLog_DBG(TAG, "\t[%d]: szReader: %s cbAtr: %d", index, readerState->szReader, readerState->cbAtr); szCurrentState = SCardGetReaderStateString(readerState->dwCurrentState); szEventState = SCardGetReaderStateString(readerState->dwEventState); rgbAtr = winpr_BinToHexString((BYTE*) &(readerState->rgbAtr), readerState->cbAtr, FALSE); WLog_DBG(TAG, "\t[%d]: dwCurrentState: %s (0x%08X)", index, szCurrentState, readerState->dwCurrentState); WLog_DBG(TAG, "\t[%d]: dwEventState: %s (0x%08X)", index, szEventState, readerState->dwEventState); if (rgbAtr) { WLog_DBG(TAG, "\t[%d]: cbAtr: %d rgbAtr: %s", index, readerState->cbAtr, rgbAtr); } else { WLog_DBG(TAG, "\t[%d]: cbAtr: %d rgbAtr: %s", index, 0, ""); } free(szCurrentState); free(szEventState); free(rgbAtr); } WLog_DBG(TAG, "}"); }