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DexLoader.c
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DexLoader.c
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#include "DexLoader.h"
typedef enum {DFL_FALSE = 0, DFL_TRUE = 1} DFL_bool;
//#if 0
typedef struct {
DF_u4* stringTable;
DF_u4* typeTable;
DF_u4* typeListTable;
DF_u4* protoTable;
DF_u4* fieldTable;
DF_u4* methodTable;
}DFL_SortTable;
typedef struct DFL_PatchNode{
DF_u4 targetBpc;
DF_u4 dpc;
DF_u4 patchDpc;
DF_u1 offsetSize;
struct DFL_PatchNode* next;
}DFL_PatchNode;
int DFL_process(ClassFile* cf, MemMapping* pMap);
DexFormat* DFL_processDexFormat(ClassFile* cf);
DF_u4 DFL_parseUtf8Data(DexFormat* df, DF_u2 length, DF_u1* bytes);
DF_u4 DFL_parseStringData(DexFormat* df, CF_CONSTANT_Utf8Info utf8);
DF_u2 DFL_parseTypeUtf8(DexFormat* df, DF_u2 length, DF_u1* types);
DF_u2 DFL_parseClassData(DexFormat* df, CF_CONSTANT_Utf8Info classUtf8);
DF_uleb128 DFL_parseFieldDataUtf8(DexFormat* df, DF_u2 classLen, DF_u1* classUtf8, DF_u2 nameLen, DF_u1* nameUtf8, DF_u2 typeLen, DF_u1* typeUtf8);
DF_uleb128 DFL_parseFieldData(DexFormat* df, CF_CONSTANT_Utf8Info classUtf8, CF_CONSTANT_Utf8Info nameUtf8, CF_CONSTANT_Utf8Info typeUtf8);
DF_s8 DFL_parseParameters(DexFormat* df, DF_u2 size, DF_u2 length, DF_u1* parameter);
DF_u2 DFL_parseProtoData(DexFormat* df, CF_CONSTANT_Utf8Info protoUtf8);
DF_uleb128 DFL_parseMethodData(DexFormat* df, CF_CONSTANT_Utf8Info classUtf8, CF_CONSTANT_Utf8Info nameUtf8, CF_CONSTANT_Utf8Info protoUtf8);
DFL_bool DFL_parseConstantPool(ClassFile* cf, DexFormat* df);
DFL_bool DFL_parseFieldItems(ClassFile* cf, DexFormat* df);
DF_sleb128 DFL_parseCodeAttribute(ClassFile* cf, DexFormat* df, DF_u4 idx);
DFL_bool DFL_parseMethodItems(ClassFile* cf, DexFormat* df);
DFL_bool DFL_parseClassDef(ClassFile* cf, DexFormat* df);
DFL_bool DFL_parseExceptionPair(DexFormat* df, DF_DATA_Handler* handler, DF_sleb128 typeIdx, DF_uleb128 handlerAddr);
DFL_bool DFL_parseExceptionHandler(DexFormat* df, DF_DATA_Code* codeItem, DF_u4 startAddr, DF_u2 insnCount, DF_sleb128 typeIdx, DF_uleb128 handlerAddr, DFL_bool recursive);
DFL_bool DFL_parseExceptionTry(DexFormat* df, DF_DATA_Code* codeItem, DF_u4 startAddr, DF_u2 insnCount, DF_sleb128 typeIdx, DF_uleb128 handlerAddr);
DFL_bool DFL_sortTries(DexFormat* df, DF_DATA_Code* codeItem);
DFL_bool DFL_parseExceptionTable(ClassFile* cf, DexFormat* df, CF_ATTRIBUTE_Code* codeAttr, DF_DATA_Code* codeItem);
DFL_bool DFL_constructBB(ClassFile* cf, DexFormat* df, CF_ATTRIBUTE_Code* codeAttr, DF_IR_BB** table);
DFL_bool DFL_constructCFG(ClassFile* cf, DexFormat* df, CF_ATTRIBUTE_Code* codeAttr, DF_DATA_Code* codeItem);
DFL_bool DFL_emulateJavaStackBB(ClassFile* cf, DexFormat* df, CF_ATTRIBUTE_Code* codeAttr, DF_u4 bpc, DF_u4* stacks, DF_IR_BB** table, DF_u1* hasWide, DF_u1* needTemp);
DFL_bool DFL_emulateJavaStack(ClassFile* cf, DexFormat* df, CF_ATTRIBUTE_Code* codeAttr, DF_DATA_Code* codeItem);
DF_u4 DFL_restoreCopyOpt(DF_u2* insns, DF_u4 dpc, DF_u4* stacks, DF_u2 tos, DF_u2 restore);
DF_u4 DFL_restoreAllCopy(DF_u2* insns, DF_u4 dpc, DF_u4* stacks, DF_u2 tos);
DFL_bool DFL_parseBytecode(ClassFile* cf, DexFormat* df, CF_ATTRIBUTE_Code* codeAttr, DF_DATA_Code* codeItem);
DFL_bool DFL_parseExceptionTable(ClassFile* cf, DexFormat* df, CF_ATTRIBUTE_Code* codeAttr, DF_DATA_Code* codeItem);
DFL_bool DFL_sortStringIds(DexFormat* df, DFL_SortTable* sortTable);
DFL_bool DFL_sortTypeIds(DexFormat* df, DFL_SortTable* sortTable);
DFL_bool DFL_sortTypeList(DexFormat* df, DFL_SortTable* sortTable);
DFL_bool DFL_sortFieldIds(DexFormat* df, DFL_SortTable* sortTable);
DFL_bool DFL_sortProtoIds(DexFormat* df, DFL_SortTable* sortTable);
DFL_bool DFL_sortMethodIds(DexFormat* df, DFL_SortTable* sortTable);
DFL_bool DFL_sortIds(DexFormat* df);
DFL_bool DFL_sortClassDef(ClassFile* cf, DexFormat* df);
DFL_bool DFL_printString(DexFormat* df, DF_u4 i);
DFL_bool DFL_printType(DexFormat* df, DF_u4 i);
DFL_bool DFL_printTypeList(DexFormat* df, DF_s8 i);
DFL_bool DFL_printProtoType(DexFormat* df, DF_u8 i);
DFL_bool DFL_printField(DexFormat* df, DF_u4 i);
DFL_bool DFL_printMethod(DexFormat* df, DF_u4 i);
DFL_bool DFL_printStaticField(DexFormat* df, DF_u4 i);
DFL_bool DFL_printInstanceField(DexFormat* df, DF_u4 i);
DFL_bool DFL_printDirectMethod(DexFormat* df, DF_u4 i);
DFL_bool DFL_printVirtualMethod(DexFormat* df, DF_u4 i);
DFL_bool DFL_printClassData(DexFormat* df);
DFL_bool DFL_printClassDef(DexFormat* df);
DFL_bool DFL_printBinaryFile(DexFormat* df);
DFL_bool DFL_parseClassFile(ClassFile* cf, DexFormat* df);
DFL_bool DFL_writeDexFormat(DexFormat* df);
DFL_bool DFL_printDexFormat(DexFormat* df);
int loadDexFromClassFile(ClassFile* cf, MemMapping* pMap) {
u1* bytes = NULL;
if(cf == NULL) return -1;
if(verbose) fprintf(stderr, "Start <<< Load Dex! >>>\n");
DFL_process(cf, pMap);
if(verbose) fprintf(stderr, "Finish <<< Loading Dex! >>>\n");
return 0;
}
int DFL_process(ClassFile* cf, MemMapping* pMap) {
DexFormat* df = (DexFormat*)DFL_processDexFormat(cf);
#ifdef HAVE_POSIX_FILEMAP
void* memPtr = mmap(NULL, df->fileSize, PROT_READ|PROT_WRITE, MAP_ANONYMOUS|MAP_PRIVATE, -1, 0);
#else
void* memPtr = malloc(df->fileSize);
#endif
memcpy(memPtr, df->bytes, df->fileSize);
pMap->baseAddr = pMap->addr = memPtr;
pMap->baseLength = pMap->length = df->fileSize;
return 0;
}
DexFormat* DFL_processDexFormat(ClassFile* cf) {
MemoryManager* mm = cf->mm;
DexFormat* df = (DexFormat*)allocateMem(mm, sizeof(DexFormat));
memset(df, 0, sizeof(DexFormat));
df->mm = mm;
df->fileName = cf->fileName;
if(!DFL_parseClassFile(cf, df)) return NULL;
if(!DFL_writeDexFormat(df)) return NULL;
if(!DFL_printDexFormat(df)) return NULL;
return df;
}
DF_u4 DFL_parseUtf8Data(DexFormat* df, DF_u2 length, DF_u1* bytes) {
DF_u4 i, stringItemsSize = df->stringItemsSize;
DF_DATA_String* strings = df->stringItems;
for(i = 0 ; i < stringItemsSize ; i++) {
DF_u1* data = strings[i].data;
if(strings[i].size == length
&& strcmp((const char*)data, (const char*)bytes) == 0) {
//if(data != bytes) freeMem(df->mm, bytes);
return i;
}
}
assert((size_t)length == strlen((const char*)bytes));
if((stringItemsSize % 10) == 0) {
int newSize = (stringItemsSize / 10 + 1) * 10;
DF_DATA_String* newStrinsgs = (DF_DATA_String*)allocateMem(df->mm, sizeof(DF_DATA_String) * newSize);
memcpy(newStrinsgs, strings, sizeof(DF_DATA_String) * stringItemsSize);
freeMem(df->mm, strings);
strings = newStrinsgs;
df->stringItems = strings;
}
strings[stringItemsSize].data = bytes;
strings[stringItemsSize].size = length;
df->stringItemsLen += (getUleb128Size(length) + length + 1);
return df->stringItemsSize++;
}
DF_u4 DFL_parseStringData(DexFormat* df, CF_CONSTANT_Utf8Info utf8) {
return DFL_parseUtf8Data(df, utf8.length, utf8.bytes);
}
DF_u2 DFL_parseTypeUtf8(DexFormat* df, DF_u2 length, DF_u1* type) {
DF_u4 stringIdx = DFL_parseUtf8Data(df, length, type);
DF_u4 i, typeIdsSize = df->typeIdsSize;
DF_ID_Type* types = df->typeIds;
for(i = 0 ; i < typeIdsSize ; i++) {
DF_u4 idx = types[i].descriptorIdx;
if(idx == stringIdx) return i;
}
if((typeIdsSize % 10) == 0) {
int newSize = (typeIdsSize / 10 + 1) * 10;
DF_ID_Type* newTypes = (DF_ID_Type*)allocateMem(df->mm, sizeof(DF_ID_Type) * newSize);
memcpy(newTypes, types, sizeof(DF_ID_Type) * typeIdsSize);
freeMem(df->mm, types);
types = newTypes;
df->typeIds = types;
}
types[typeIdsSize].descriptorIdx = stringIdx;
return (DF_u2)df->typeIdsSize++;
}
DF_u2 DFL_parseClassData(DexFormat* df, CF_CONSTANT_Utf8Info classUtf8) {
DF_u1* newBytes = classUtf8.bytes;
DF_u2 len = classUtf8.length;
if(((char)newBytes[0]) == '[') {
DF_u2 i = 0;
DF_u2 newLen;
while(((char)newBytes[i]) == '[') i++;
newLen = len-i;
if(newLen == 1) {
switch((char)newBytes[i]) {
case 'Z':
{
DFL_parseFieldDataUtf8(df, 19, (DF_u1*)"Ljava/lang/Boolean;", 4, (DF_u1*)"TYPE", 17, (DF_u1*)"Ljava/lang/Class;");
break;
}
case 'C':
{
DFL_parseFieldDataUtf8(df, 16, (DF_u1*)"Ljava/lang/Char;", 4, (DF_u1*)"TYPE", 17, (DF_u1*)"Ljava/lang/Class;");
break;
}
case 'F':
{
DFL_parseFieldDataUtf8(df, 17, (DF_u1*)"Ljava/lang/Float;", 4, (DF_u1*)"TYPE", 17, (DF_u1*)"Ljava/lang/Class;");
break;
}
case 'D':
{
DFL_parseFieldDataUtf8(df, 18, (DF_u1*)"Ljava/lang/Double;", 4, (DF_u1*)"TYPE", 17, (DF_u1*)"Ljava/lang/Class;");
break;
}
case 'B':
{
DFL_parseFieldDataUtf8(df, 16, (DF_u1*)"Ljava/lang/Byte;", 4, (DF_u1*)"TYPE", 17, (DF_u1*)"Ljava/lang/Class;");
break;
}
case 'S':
{
DFL_parseFieldDataUtf8(df, 17, (DF_u1*)"Ljava/lang/Short;", 4, (DF_u1*)"TYPE", 17, (DF_u1*)"Ljava/lang/Class;");
break;
}
case 'I':
{
DFL_parseFieldDataUtf8(df, 19, (DF_u1*)"Ljava/lang/Integer;", 4, (DF_u1*)"TYPE", 17, (DF_u1*)"Ljava/lang/Class;");
break;
}
case 'J':
{
DFL_parseFieldDataUtf8(df, 16, (DF_u1*)"Ljava/lang/Long;", 4, (DF_u1*)"TYPE", 17, (DF_u1*)"Ljava/lang/Class;");
break;
}
}
}else {
DFL_parseTypeUtf8(df, newLen, newBytes + i);
}
}else {
//}else if(((char)newBytes[0]) != 'L') {
len = len + 2;
newBytes = (DF_u1*)allocateMem(df->mm, sizeof(u1) * (len + 1));
strcpy((char*)newBytes, "L");
strcpy((char*)(newBytes+1), (char*)classUtf8.bytes);
newBytes[len - 1] = ';';
newBytes[len] = '\0';
}
return (DF_u2)DFL_parseTypeUtf8(df, len, newBytes);
}
DF_u2 DFL_parseTypeData(DexFormat* df, CF_CONSTANT_Utf8Info typeUtf8) {
return DFL_parseTypeUtf8(df, typeUtf8.length, typeUtf8.bytes);
}
DF_uleb128 DFL_parseFieldDataUtf8(DexFormat* df, DF_u2 classLen, DF_u1* classUtf8, DF_u2 nameLen, DF_u1* nameUtf8, DF_u2 typeLen, DF_u1* typeUtf8) {
DF_u2 classIdx = DFL_parseTypeUtf8(df, classLen, classUtf8);
DF_u4 nameIdx = DFL_parseUtf8Data(df, nameLen, nameUtf8);
DF_u2 typeIdx = DFL_parseTypeUtf8(df, typeLen, typeUtf8);
DF_u4 i, fieldIdsSize = df->fieldIdsSize;
DF_ID_Field* fields= df->fieldIds;
for(i = 0 ; i < fieldIdsSize ; i++) {
if(classIdx == fields[i].classIdx
&& nameIdx == fields[i].nameIdx
&& typeIdx == fields[i].typeIdx) {
return i;
}
}
if((fieldIdsSize % 10) == 0) {
int newSize = (fieldIdsSize / 10 + 1) * 10;
DF_ID_Field* newFields = (DF_ID_Field*)allocateMem(df->mm, sizeof(DF_ID_Field) * newSize);
memcpy(newFields, fields, sizeof(DF_ID_Field) * fieldIdsSize);
freeMem(df->mm, fields);
fields = newFields;
df->fieldIds= fields;
}
fields[fieldIdsSize].classIdx = classIdx;
fields[fieldIdsSize].nameIdx = nameIdx;
fields[fieldIdsSize].typeIdx = typeIdx;
return (DF_uleb128)df->fieldIdsSize++;
}
DF_uleb128 DFL_parseFieldData(DexFormat* df, CF_CONSTANT_Utf8Info classUtf8, CF_CONSTANT_Utf8Info nameUtf8, CF_CONSTANT_Utf8Info typeUtf8) {
DF_u2 classIdx = DFL_parseClassData(df, classUtf8);
DF_u4 nameIdx = DFL_parseStringData(df, nameUtf8);
DF_u2 typeIdx = DFL_parseTypeData(df, typeUtf8);
DF_u4 i, fieldIdsSize = df->fieldIdsSize;
DF_ID_Field* fields= df->fieldIds;
for(i = 0 ; i < fieldIdsSize ; i++) {
if(classIdx == fields[i].classIdx
&& nameIdx == fields[i].nameIdx
&& typeIdx == fields[i].typeIdx) {
return i;
}
}
if((fieldIdsSize % 10) == 0) {
int newSize = (fieldIdsSize / 10 + 1) * 10;
DF_ID_Field* newFields = (DF_ID_Field*)allocateMem(df->mm, sizeof(DF_ID_Field) * newSize);
memcpy(newFields, fields, sizeof(DF_ID_Field) * fieldIdsSize);
freeMem(df->mm, fields);
fields = newFields;
df->fieldIds= fields;
}
fields[fieldIdsSize].classIdx = classIdx;
fields[fieldIdsSize].nameIdx = nameIdx;
fields[fieldIdsSize].typeIdx = typeIdx;
return (DF_uleb128)df->fieldIdsSize++;
}
DF_u1 DFL_getShortyType(DexFormat* df, DF_u1* type) {
if(type[0] == '[') return 'L';
return type[0];
}
DF_s8 DFL_parseParameters(DexFormat* df, DF_u2 size, DF_u2 length, DF_u1* parameter) {
assert(size != 0);
DF_u4 i, j, typeListSize = df->typeListSize;
DF_DATA_Type* typeItems = (DF_DATA_Type*)allocateMem(df->mm, sizeof(DF_DATA_Type) * size);
DF_DATA_TypeList* typeList = df->typeList;
j = 0;
for(i = 0 ; i < length ; i++) {
switch(parameter[i]) {
case '[':
{
DF_u2 start = i;
DF_u2 len;
while(parameter[i] == '[') i++;
if(parameter[i] == 'L') {
while(parameter[i] != ';' && i < length) i++;
}
len = i - start + 1;
DF_u1* paraType = (DF_u1*)allocateMem(df->mm, sizeof(DF_u1) * (len + 1));
strncpy((char*)paraType, (const char*)(parameter + start), (size_t)len);
paraType[len] = '\0';
typeItems[j].typeIdx = DFL_parseTypeUtf8(df, len, paraType);
break;
}
case 'L':
{
DF_u2 start = i;
DF_u2 len;
while(parameter[i] != ';' && i < length) i++;
len = i - start + 1;
DF_u1* paraType = (DF_u1*)allocateMem(df->mm, sizeof(DF_u1) * (len + 1));
strncpy((char*)paraType, (const char*)(parameter + start), (size_t)len);
paraType[len] = '\0';
typeItems[j].typeIdx = DFL_parseTypeUtf8(df, len, paraType);
break;
}
default:
{
DF_u1* paraType = (DF_u1*)allocateMem(df->mm ,sizeof(DF_u1) * 2);;
paraType[0] = parameter[i];
paraType[1] = '\0';
typeItems[j].typeIdx = DFL_parseTypeUtf8(df, 1, paraType);
break;
}
}
j++;
}
for(i = 0 ; i < typeListSize ; i++) {
if(size == df->typeList[i].size) {
DF_u4 match = size;
for(j = 0 ; j < size ; j++) {
if(typeItems[j].typeIdx == df->typeList[i].typeItems[j].typeIdx) {
match--;
}else break;
}
if(match == 0) goto isMatch;
}
}
if((typeListSize % 10) == 0) {
int newSize = (typeListSize / 10 + 1) * 10;
DF_DATA_TypeList* newTypeList = (DF_DATA_TypeList*)allocateMem(df->mm, sizeof(DF_DATA_TypeList) * newSize);
memcpy(newTypeList, typeList, sizeof(DF_DATA_TypeList) * typeListSize);
/*
if(typeListSize == 0) {
df->typeListSize = 1;
typeListSize = 1;
}
*/
freeMem(df->mm, typeList);
typeList = newTypeList;
df->typeList = typeList;
}
typeList[typeListSize].size = size;
typeList[typeListSize].typeItems = typeItems;
df->typeListLen += (4 + 2 * size + 4);
if((size % 2) != 0) df->typeListLen += 2;
return (DF_s8)df->typeListSize++;
isMatch:
freeMem(df->mm, typeItems);
if(length > 1 || parameter[0] != 'V') {
freeMem(df->mm, parameter);
}
return i;
}
DF_u2 DFL_parseProtoDataUtf8(DexFormat* df, DF_u2 len, DF_u1* protoUtf8) {
DF_u2 length = len;
DF_u1* bytes = protoUtf8;
DF_u1* shortType;
DF_u4 shortStringIdx, returnTypeIdx;
DF_s8 parameterTypeListIdx = -1;
// Parameter Count
DF_u4 i;
DF_u4 parameterCount = 0;
for(i = 1 ; bytes[i] != ')' ; i++) {
switch(bytes[i]) {
case '[':
while(bytes[i+1] == '[') i++;
break;
case 'L':
while(bytes[i] != ';') i++;
default:
parameterCount++;
break;
}
}
shortType = allocateMem(df->mm, sizeof(u1) * (parameterCount + 2));
shortType[parameterCount + 1] = '\0';
// Parameter
{
// Parameters
DF_u2 paraLength = i - 1;
if(paraLength != 0) {
DF_u1* paraType = allocateMem(df->mm, sizeof(u1) * (paraLength + 1));
strncpy((char*)paraType, (const char*)(bytes + 1), (size_t)paraLength);
paraType[paraLength] = '\0';
parameterTypeListIdx = DFL_parseParameters(df, parameterCount, paraLength, paraType);
}
// Parameter Shorty
DF_u4 j = 1;
for(i = 1 ; bytes[i] != ')' ; i++) {
switch(bytes[i]) {
case '[':
shortType[j++] = 'L';
while(bytes[i] == '[') i++;
if(bytes[i] == 'L') {while(bytes[i] != ';') i++;}
break;
case 'L':
shortType[j++] = 'L';
while(bytes[i] != ';') i++;
break;
default:
shortType[j++] = bytes[i];
break;
}
}
}
// Return
DF_u1* retType;
{
DF_u2 retLength = length - (++i);
retType = allocateMem(df->mm, sizeof(u1) * (retLength + 1));
strncpy((char*)retType, (const char*)(bytes + i), (size_t)retLength);
retType[retLength] = '\0';
returnTypeIdx = DFL_parseTypeUtf8(df, retLength, retType);
// Reutnr SHorty Type
if(bytes[i] == '[') {
shortType[0] = 'L';
}else {
shortType[0] = bytes[i];
}
}
// Shorty
shortStringIdx = DFL_parseUtf8Data(df, parameterCount + 1, shortType);
{
DF_ID_Proto* protoIds = df->protoIds;
DF_u4 protoIdsSize = df->protoIdsSize;
for(i = 0 ; i < protoIdsSize ; i++) {
if(protoIds[i].shortyIdx == shortStringIdx
&& protoIds[i].returnTypeIdx == returnTypeIdx
&& protoIds[i].parametersOff == parameterTypeListIdx) {
freeMem(df->mm, shortType);
freeMem(df->mm, retType);
return i;
}
}
if((protoIdsSize % 10) == 0) {
int newSize = (protoIdsSize / 10 + 1) * 10;
DF_ID_Proto* newProtoIds = (DF_ID_Proto*)allocateMem(df->mm, sizeof(DF_ID_Proto) * newSize);
memcpy(newProtoIds, protoIds, sizeof(DF_ID_Proto) * protoIdsSize);
freeMem(df->mm, protoIds);
protoIds = newProtoIds;
df->protoIds = newProtoIds;
}
protoIds[protoIdsSize].shortyIdx = shortStringIdx;
protoIds[protoIdsSize].returnTypeIdx = returnTypeIdx;
protoIds[protoIdsSize].parametersOff = parameterTypeListIdx;
}
return df->protoIdsSize++;
}
DF_u2 DFL_parseProtoData(DexFormat* df, CF_CONSTANT_Utf8Info protoUtf8) {
DF_u2 length = protoUtf8.length;
DF_u1* bytes = protoUtf8.bytes;
return DFL_parseProtoDataUtf8(df, length, bytes);
#if 0
DF_u1* shortType;
DF_u4 shortStringIdx, returnTypeIdx;
DF_s8 parameterTypeListIdx = -1;
// Parameter Count
DF_u4 i;
DF_u4 parameterCount = 0;
for(i = 1 ; bytes[i] != ')' ; i++) {
switch(bytes[i]) {
case '[':
case 'L':
while(bytes[i] != ';') i++;
default:
parameterCount++;
break;
}
}
shortType = allocateMem(df->mm, sizeof(DF_u1) * (parameterCount + 2));
shortType[parameterCount + 1] = '\0';
// Parameter
{
// Parameters
DF_u2 paraLength = i - 1;
if(paraLength != 0) {
DF_u1* paraType = allocateMem(df->mm, sizeof(u1) * (paraLength + 1));
strncpy((char*)paraType, (const char*)(bytes + 1), (size_t)paraLength);
paraType[paraLength] = '\0';
parameterTypeListIdx = DFL_parseParameters(df, parameterCount, paraLength, paraType);
}
// Parameter Shorty
DF_u4 j = 1;
for(i = 1 ; bytes[i] != ')' ; i++) {
switch(bytes[i]) {
case '[':
case 'L':
shortType[j++] = 'L';
while(bytes[i] != ';') i++;
break;
default:
shortType[j++] = bytes[i];
break;
}
}
}
// Return
DF_u1* retType;
{
DF_u2 retLength = length - (++i);
retType = allocateMem(df->mm, sizeof(u1) * (retLength + 1));
strncpy((char*)retType, (const char*)(bytes + i), (size_t)retLength);
retType[retLength] = '\0';
returnTypeIdx = DFL_parseTypeUtf8(df, retLength, retType);
// Reutnr SHorty Type
if(bytes[i] == '[') {
shortType[0] = 'L';
}else {
shortType[0] = bytes[i];
}
}
// Shorty
shortStringIdx = DFL_parseUtf8Data(df, parameterCount + 1, shortType);
{
DF_ID_Proto* protoIds = df->protoIds;
DF_u4 protoIdsSize = df->protoIdsSize;
for(i = 0 ; i < protoIdsSize ; i++) {
if(protoIds[i].shortyIdx == shortStringIdx
&& protoIds[i].returnTypeIdx == returnTypeIdx
&& protoIds[i].parametersOff == parameterTypeListIdx) {
freeMem(df->mm, shortType);
freeMem(df->mm, retType);
return i;
}
}
if((protoIdsSize % 10) == 0) {
int newSize = (protoIdsSize / 10 + 1) * 10;
DF_ID_Proto* newProtoIds = (DF_ID_Proto*)allocateMem(df->mm, sizeof(DF_ID_Proto) * newSize);
memcpy(newProtoIds, protoIds, sizeof(DF_ID_Proto) * protoIdsSize);
freeMem(df->mm, protoIds);
protoIds = newProtoIds;
df->protoIds = newProtoIds;
}
protoIds[protoIdsSize].shortyIdx = shortStringIdx;
protoIds[protoIdsSize].returnTypeIdx = returnTypeIdx;
protoIds[protoIdsSize].parametersOff = parameterTypeListIdx;
}
return df->protoIdsSize++;
#endif
}
DF_uleb128 DFL_parseMethodDataUtf8(DexFormat* df, DF_u2 classLen, DF_u1* classUtf8, DF_u2 nameLen, DF_u1* nameUtf8, DF_u2 protoLen, DF_u1* protoUtf8) {
DF_u2 classIdx = DFL_parseTypeUtf8(df, classLen, classUtf8);
DF_u4 nameIdx = DFL_parseUtf8Data(df, nameLen, nameUtf8);
DF_u2 protoIdx = DFL_parseProtoDataUtf8(df, protoLen, protoUtf8);
DF_u4 i, methodIdsSize = df->methodIdsSize;
DF_ID_Method* methods = df->methodIds;
for(i = 0 ; i < methodIdsSize ; i++) {
if(classIdx == methods[i].classIdx
&& nameIdx == methods[i].nameIdx
&& protoIdx == methods[i].protoIdx) {
return i;
}
}
if((methodIdsSize % 10) == 0) {
int newSize = (methodIdsSize / 10 + 1) * 10;
DF_ID_Method* newMethods = allocateMem(df->mm, sizeof(DF_ID_Method) * newSize);
memcpy(newMethods, methods, sizeof(DF_ID_Method) * methodIdsSize);
freeMem(df->mm, methods);
methods = newMethods;
df->methodIds= methods;
}
methods[methodIdsSize].classIdx = classIdx;
methods[methodIdsSize].nameIdx = nameIdx;
methods[methodIdsSize].protoIdx = protoIdx;
return (DF_uleb128)df->methodIdsSize++;
}
DF_uleb128 DFL_parseMethodData(DexFormat* df, CF_CONSTANT_Utf8Info classUtf8, CF_CONSTANT_Utf8Info nameUtf8, CF_CONSTANT_Utf8Info protoUtf8) {
DF_u2 classIdx = DFL_parseClassData(df, classUtf8);
DF_u4 nameIdx = DFL_parseStringData(df, nameUtf8);
DF_u2 protoIdx = DFL_parseProtoData(df, protoUtf8);
DF_u4 i, methodIdsSize = df->methodIdsSize;
DF_ID_Method* methods = df->methodIds;
for(i = 0 ; i < methodIdsSize ; i++) {
if(classIdx == methods[i].classIdx
&& nameIdx == methods[i].nameIdx
&& protoIdx == methods[i].protoIdx) {
return i;
}
}
if((methodIdsSize % 10) == 0) {
int newSize = (methodIdsSize / 10 + 1) * 10;
DF_ID_Method* newMethods = allocateMem(df->mm, sizeof(DF_ID_Method) * newSize);
memcpy(newMethods, methods, sizeof(DF_ID_Method) * methodIdsSize);
freeMem(df->mm, methods);
methods = newMethods;
df->methodIds= methods;
}
methods[methodIdsSize].classIdx = classIdx;
methods[methodIdsSize].nameIdx = nameIdx;
methods[methodIdsSize].protoIdx = protoIdx;
return (DF_uleb128)df->methodIdsSize++;
}
DFL_bool DFL_parseConstantPool(ClassFile* cf, DexFormat* df) {
DF_s4 i = 0, j;
DF_s4 count = cf->constantPoolCount;
CF_ConstantPool* cp = cf->cp;
if(verbose) fprintf(stderr, "Start <Parse Constant Pool>\n");
//if(cf->sourceFile != NULL) DFL_parseStringData(df, *cf->sourceFile);
for(i = 1 ; i <= count ; i++) {
CF_u1 tag = cp[i].tag;
if(verbose) fprintf(stderr, "[%2d/%2d] ", i, cp[i].tag);
switch(tag) {
case CF_CONSTANT_Utf8Type:
{
// DO NOTHING
break;
}
case CF_CONSTANT_IntegerType:
{
// DO NOTHING
//if(verbose) fprintf(stderr, "Not Yet Implemented!\n");
break;
}
case CF_CONSTANT_FloatType:
{
// DO NOTHING
//if(verbose) fprintf(stderr, "Not Yet Implemented!\n");
break;
}
case CF_CONSTANT_LongType:
{
// DO NOTHING
//if(verbose) fprintf(stderr, "Not Yet Implemented!\n");a
i++;
break;
}
case CF_CONSTANT_DoubleType:
{
// DO NOTHING
//if(verbose) fprintf(stderr, "Not Yet Implemented!\n");
i++;
break;
}
case CF_CONSTANT_ClassrefType:
{
DF_u2 utf8Idx = cp[i].type.classInfo.nameIndex;
CF_CONSTANT_Utf8Info classNameUtf8 = cp[utf8Idx].type.utf8Info;
if(verbose) fprintf(stderr, "Class Constant\n");
DFL_parseClassData(df, classNameUtf8);
break;
}
case CF_CONSTANT_StringType:
{
DF_u2 utf8Idx = cp[i].type.stringInfo.stringIndex;
CF_CONSTANT_Utf8Info utf8Const = cp[utf8Idx].type.utf8Info;
if(verbose) fprintf(stderr, "String Constant %s\n", utf8Const.bytes);
DFL_parseStringData(df, utf8Const);
break;
}
case CF_CONSTANT_FieldrefType:
{
DF_u2 classIdx = cp[i].type.fieldInfo.classIndex;
DF_u2 nameAndTypeIdx = cp[i].type.fieldInfo.nameAndTypeIndex;
CF_CONSTANT_Utf8Info classNameUtf8 = cp[cp[classIdx].type.classInfo.nameIndex].type.utf8Info;
DF_u2 nameIdx = cp[nameAndTypeIdx].type.nameAndTypeInfo.nameIndex;
DF_u2 typeIdx = cp[nameAndTypeIdx].type.nameAndTypeInfo.descriptorIndex;
CF_CONSTANT_Utf8Info nameUtf8 = cp[nameIdx].type.utf8Info;
CF_CONSTANT_Utf8Info descriptorUtf8 = cp[typeIdx].type.utf8Info;
if(verbose) fprintf(stderr, "Field Constant\n");
DFL_parseFieldData(df, classNameUtf8, nameUtf8, descriptorUtf8);
break;
}
case CF_CONSTANT_MethodrefType:
{
DF_u2 classIdx = cp[i].type.methodInfo.classIndex;
DF_u2 nameAndTypeIdx = cp[i].type.methodInfo.nameAndTypeIndex;
CF_CONSTANT_Utf8Info classNameUtf8 = cp[cp[classIdx].type.classInfo.nameIndex].type.utf8Info;
DF_u2 nameIdx = cp[nameAndTypeIdx].type.nameAndTypeInfo.nameIndex;
DF_u2 typeIdx = cp[nameAndTypeIdx].type.nameAndTypeInfo.descriptorIndex;
CF_CONSTANT_Utf8Info nameUtf8 = cp[nameIdx].type.utf8Info;
CF_CONSTANT_Utf8Info descriptorUtf8 = cp[typeIdx].type.utf8Info;
if(verbose) fprintf(stderr, "Method Constant\n");
DFL_parseMethodData(df, classNameUtf8, nameUtf8, descriptorUtf8);
break;
}
case CF_CONSTANT_InterfaceMethodrefType:
{
DF_u2 classIdx = cp[i].type.interfaceInfo.classIndex;
DF_u2 nameAndTypeIdx = cp[i].type.interfaceInfo.nameAndTypeIndex;
CF_CONSTANT_Utf8Info classNameUtf8 = cp[cp[classIdx].type.classInfo.nameIndex].type.utf8Info;
DF_u2 nameIdx = cp[nameAndTypeIdx].type.nameAndTypeInfo.nameIndex;
DF_u2 typeIdx = cp[nameAndTypeIdx].type.nameAndTypeInfo.descriptorIndex;
CF_CONSTANT_Utf8Info nameUtf8 = cp[nameIdx].type.utf8Info;
CF_CONSTANT_Utf8Info descriptorUtf8 = cp[typeIdx].type.utf8Info;
if(verbose) fprintf(stderr, "Interface Constant\n");
DFL_parseMethodData(df, classNameUtf8, nameUtf8, descriptorUtf8);
break;
}
case CF_CONSTANT_NameAndTypeType:
{
// DO NOTHING
break;
}
default:
{
assert(0);
break;
}
}
}
#if 0
{
DF_u2 utf8Idx = cf->cp[cf->thisClass].type.classInfo.nameIndex;
CF_CONSTANT_Utf8Info classUtf8 = cf->cp[utf8Idx].type.utf8Info;
for(i = 0 ; i < cf->methodsCount ; i++) {
CF_Method method = cf->methods[i];
CF_CONSTANT_Utf8Info nameUtf8 = cf->cp[method.nameIndex].type.utf8Info;
CF_CONSTANT_Utf8Info typeUtf8 = cf->cp[method.descriptorIndex].type.utf8Info;
DF_uleb128 methodIdx = DFL_parseMethodData(df, classUtf8, nameUtf8, typeUtf8);
{
DF_u4 bpc = 0;
DF_u1* bcodes = method.codeAttr.code;
DF_u4 bLength = method.codeAttr.codeLength;
for(bpc = 0 ; bpc < bLength ; bpc += CF_getBytecodeLength(bcodes, bpc)) {
switch(bcodes[bpc]) {
case CF_NEWARRAY:
{
DF_u1 type = bcodes[bpc+1];
DF_u1* typeUtf8 = NULL;
switch(type) {
case 4:
{
typeUtf8 = (DF_u1*)"[Z";
break;
}
case 5:
{
typeUtf8 = (DF_u1*)"[C";
break;
}
case 6:
{
typeUtf8 = (DF_u1*)"[F";
break;
}
case 7:
{
typeUtf8 = (DF_u1*)"[D";
break;
}
case 8:
{
typeUtf8 = (DF_u1*)"[B";
break;
}
case 9:
{
typeUtf8 = (DF_u1*)"[S";
break;
}
case 10:
{
typeUtf8 = (DF_u1*)"[I";
break;
}
case 11:
{
typeUtf8 = (DF_u1*)"[J";
break;
}
default:
assert(0);
break;
}
DFL_parseTypeUtf8(df, 2, typeUtf8);
break;
}
case CF_ANEWARRAY:
{
CF_CONSTANT_Utf8Info classUtf8 = cp[cp[CF_makeShortVal(bcodes[bpc+1], bcodes[bpc+2])].type.classInfo.nameIndex].type.utf8Info;
DF_u2 len = classUtf8.length + 3;
DF_u1* newBytes = (DF_u1*)allocateMem(df->mm, sizeof(DF_u1) * (len + 1));
strcpy((char*)newBytes, "[L");
strcpy((char*)(newBytes + 2), (char*)classUtf8.bytes);
newBytes[len - 1] = ';';
newBytes[len] = '\0';
DFL_parseTypeUtf8(df, len, newBytes);
break;
}
case CF_MULTIANEWARRAY:
{
DFL_parseTypeUtf8(df, 2, (DF_u1*)"[I");
DFL_parseMethodDataUtf8(df, 25, (DF_u1*)"Ljava/lang/reflect/Array;", 11, (DF_u1*)"newInstance", 39, (DF_u1*)"(Ljava/lang/Class;[I)Ljava/lang/Object;");
break;
}
case CF_BALOAD:
case CF_BASTORE:
{
DFL_parseTypeUtf8(df, 2, (DF_u1*)"[B");
break;
}
}
}
}
}
for(i = 0 ; i < cf->fieldsCount ; i++) {
CF_Field field = cf->fields[i];
CF_CONSTANT_Utf8Info nameUtf8 = cf->cp[field.nameIndex].type.utf8Info;
CF_CONSTANT_Utf8Info typeUtf8 = cf->cp[field.descriptorIndex].type.utf8Info;
DFL_parseFieldData(df, classUtf8, nameUtf8, typeUtf8);
}
}
#endif
return DFL_TRUE;
}
DFL_bool DFL_parseAdditionalConstant(ClassFile* cf, DexFormat* df) {
DF_s4 i = 0, j;
CF_ConstantPool* cp = cf->cp;
DF_u2 utf8Idx = cp[cf->thisClass].type.classInfo.nameIndex;
CF_CONSTANT_Utf8Info classUtf8 = cp[utf8Idx].type.utf8Info;
// Method
for(i = 0 ; i < cf->methodsCount ; i++) {
CF_Method method = cf->methods[i];
CF_CONSTANT_Utf8Info nameUtf8 = cp[method.nameIndex].type.utf8Info;
CF_CONSTANT_Utf8Info typeUtf8 = cp[method.descriptorIndex].type.utf8Info;
DF_uleb128 methodIdx = DFL_parseMethodData(df, classUtf8, nameUtf8, typeUtf8);
{
DF_u4 bpc = 0;
DF_u1* bcodes = method.codeAttr.code;
DF_u4 bLength = method.codeAttr.codeLength;
for(bpc = 0 ; bpc < bLength ; bpc += CF_getBytecodeLength(bcodes, bpc)) {
switch(bcodes[bpc]) {
case CF_NEWARRAY:
{
DF_u1 type = bcodes[bpc+1];
DF_u1* typeUtf8 = NULL;
switch(type) {
case 4:
{
typeUtf8 = (DF_u1*)"[Z";
break;
}
case 5:
{
typeUtf8 = (DF_u1*)"[C";
break;
}
case 6:
{
typeUtf8 = (DF_u1*)"[F";
break;
}
case 7:
{
typeUtf8 = (DF_u1*)"[D";
break;
}
case 8:
{
typeUtf8 = (DF_u1*)"[B";
break;
}
case 9:
{
typeUtf8 = (DF_u1*)"[S";
break;
}
case 10:
{
typeUtf8 = (DF_u1*)"[I";
break;
}
case 11:
{
typeUtf8 = (DF_u1*)"[J";
break;
}
default:
assert(0);
break;
}
DFL_parseTypeUtf8(df, 2, typeUtf8);
break;
}
case CF_ANEWARRAY:
{
CF_CONSTANT_Utf8Info classUtf8 = cp[cp[CF_makeShortVal(bcodes[bpc+1], bcodes[bpc+2])].type.classInfo.nameIndex].type.utf8Info;
DF_u2 len = classUtf8.length + 3;
DF_u1* newBytes = (DF_u1*)allocateMem(df->mm, sizeof(DF_u1) * (len + 1));
strcpy((char*)newBytes, "[L");
strcpy((char*)(newBytes + 2), (char*)classUtf8.bytes);
newBytes[len - 1] = ';';
newBytes[len] = '\0';
DFL_parseTypeUtf8(df, len, newBytes);
break;
}
case CF_MULTIANEWARRAY:
{
DFL_parseTypeUtf8(df, 2, (DF_u1*)"[I");
DFL_parseMethodDataUtf8(df, 25, (DF_u1*)"Ljava/lang/reflect/Array;", 11, (DF_u1*)"newInstance", 39, (DF_u1*)"(Ljava/lang/Class;[I)Ljava/lang/Object;");
break;
}
case CF_BALOAD:
case CF_BASTORE:
{
DFL_parseTypeUtf8(df, 2, (DF_u1*)"[B");
break;
}
}
}
}
}
// Field
for(i = 0 ; i < cf->fieldsCount ; i++) {
CF_Field field = cf->fields[i];
CF_CONSTANT_Utf8Info nameUtf8 = cp[field.nameIndex].type.utf8Info;
CF_CONSTANT_Utf8Info typeUtf8 = cp[field.descriptorIndex].type.utf8Info;
DFL_parseFieldData(df, classUtf8, nameUtf8, typeUtf8);
}
// Interface
if(cf->interfacesCount > 0) {
DF_s4 size = cf->interfacesCount;
DF_DATA_Type* typeItems = (DF_DATA_Type*)allocateMem(df->mm, sizeof(DF_DATA_Type) * size);
for(i = 0 ; i < size ; i++) {
DF_u2 utf8Idx = cp[cf->interfaces[i]].type.classInfo.nameIndex;
DF_u2 idx = DFL_parseClassData(df, cp[utf8Idx].type.utf8Info);
typeItems[i].typeIdx = idx;
}
DF_u4 typeListSize = df->typeListSize;
DF_DATA_TypeList* typeList = df->typeList;
if((typeListSize % 10) == 0) {
int newSize = (typeListSize / 10 + 1) * 10;
DF_DATA_TypeList* newTypeList = (DF_DATA_TypeList*)allocateMem(df->mm, sizeof(DF_DATA_TypeList) * newSize);
memcpy(newTypeList, typeList, sizeof(DF_DATA_TypeList) * typeListSize);
freeMem(df->mm, typeList);
typeList = newTypeList;
df->typeList = typeList;
}
typeList[typeListSize].size = size;
typeList[typeListSize].typeItems = typeItems;
df->typeListLen += (4 + 2 * size + 4);
if((size % 2) != 0) df->typeListLen += 2;
df->interfacesOff = df->typeListSize++;
}else df->interfacesOff = -1;
return DFL_TRUE;
}
DFL_bool DFL_parseFieldItems(ClassFile* cf, DexFormat* df) {
DF_DATA_Class* classItems = df->classItems;
DF_u2 utf8Idx = cf->cp[cf->thisClass].type.classInfo.nameIndex;
CF_CONSTANT_Utf8Info classUtf8 = cf->cp[utf8Idx].type.utf8Info;
DF_u2 staticFieldsSize = 0;
DF_u4 staticIdx = 0, instanceIdx = 0;
DF_s4 i, j;
for(i = 0 ; i < (DF_s4)cf->fieldsCount ; i++) {
CF_Field field = cf->fields[i];
if((field.accessFlags & CF_ACC_STATIC) != 0) {
staticFieldsSize++;
}
}
// Static Field
classItems->staticFieldsSize = staticFieldsSize;
classItems->staticFields = (DF_DATA_Field*)allocateMem(df->mm, sizeof(DF_DATA_Field) * classItems->staticFieldsSize);
df->classItemsLen += getUleb128Size(classItems->staticFieldsSize);
// Instance Field
classItems->instanceFieldsSize = cf->fieldsCount - staticFieldsSize;
classItems->instanceFields = (DF_DATA_Field*)allocateMem(df->mm, sizeof(DF_DATA_Field) * classItems->instanceFieldsSize);
df->classItemsLen += getUleb128Size(classItems->instanceFieldsSize);