ghidra/GhidraDocs/GhidraClass/Advanced/Examples/opaque.c

40 lines
1.2 KiB
C

/* ###
* IP: GHIDRA
*
* 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.
*/
#include<stdio.h>
#include<stdlib.h>
int main(int argc, char **argv){
if (argc != 3){
printf("\nUsage: %s input1 input2\n\n",argv[0]);
return EXIT_SUCCESS;
}
unsigned long input = strtoul(argv[1], NULL, 10);
input *= input;
input = input % 4;
if (input >= 2){
asm(".intel_syntax noprefix");
asm(".byte 0xeb");
asm(".byte 0x9");
asm(".att_syntax prefix");
}
else {
unsigned long second = strtoul(argv[2],NULL,10);
input = second << 2 + input;
printf("Returning %ld\n", input);
}
return input;
}