smali/deodexerant/deodexerant.c
Ben Gruver 20d4a3c2b4 Use dlerror() to clear any error before retrying with the mangled name
Thanks to Catalin Ontanu for reporting this, and then doing more
investigation to find and test the solution.
2014-11-06 23:03:46 -08:00

94 lines
3.2 KiB
C

/*
* Copyright 2011, Google Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <stdio.h>
#include <dlfcn.h>
typedef struct InlineOperation {
void * func;
const char* classDescriptor;
const char* methodName;
const char* methodSignature;
} InlineOperation;
typedef const InlineOperation* (*dvmGetInlineOpsTablePtr)();
typedef int (*dvmGetInlineOpsTableLengthPtr)();
void main(int argc, char **argv) {
int i;
void *libdvm = dlopen("libdvm.so", RTLD_LAZY);
if (libdvm == NULL) {
printf("Failed to load libdvm: %s\n", dlerror());
return;
}
dvmGetInlineOpsTablePtr dvmGetInlineOpsTable = dlsym(libdvm, "dvmGetInlineOpsTable");
if (dvmGetInlineOpsTable == NULL) {
// clear the error, and retry with the c++ mangled name
dlerror();
dvmGetInlineOpsTable = dlsym(libdvm, "_Z20dvmGetInlineOpsTablev");
}
if (dvmGetInlineOpsTable == NULL) {
printf("Failed to load dvmGetInlineOpsTable: %s\n", dlerror());
dlclose(libdvm);
return;
}
dvmGetInlineOpsTableLengthPtr dvmGetInlineOpsTableLength = dlsym(libdvm, "dvmGetInlineOpsTableLength");
if (dvmGetInlineOpsTableLength == NULL) {
// clear the error, and retry with the c++ mangled name
dlerror();
dvmGetInlineOpsTableLength = dlsym(libdvm, "_Z26dvmGetInlineOpsTableLengthv");
}
if (dvmGetInlineOpsTableLength == NULL) {
printf("Failed to load dvmGetInlineOpsTableLength: %s\n", dlerror());
dlclose(libdvm);
return;
}
const InlineOperation *inlineTable = dvmGetInlineOpsTable();
int length = dvmGetInlineOpsTableLength();
for (i=0; i<length; i++) {
InlineOperation *item = &inlineTable[i];
printf("%s->%s%s\n", item->classDescriptor, item->methodName, item->methodSignature);
}
dlclose(libdvm);
return;
}