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ropgadget_patternfinder
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Added the --printrawval option.

This commit is contained in:
yellows8 2015-10-13 16:04:36 -04:00
parent ee33ce9056
commit d62db6d7c5
1 changed files with 22 additions and 3 deletions
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25
ropgadget_patternfinder.c
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@ -19,6 +19,7 @@ size_t patterndata_size=0, patternmask_size=0;
unsigned int dataload_offset = 0, dataload_enabled = 0;
unsigned int addval=0;
unsigned int printrawval = 0;
int enable_script = 0;
@ -237,6 +238,8 @@ int parse_param(char *param, int type)
if(strncmp(param, "--plainsuffix=", 14)==0)strncpy(line_suffix, &param[14], sizeof(line_suffix)-1);
if(strncmp(param, "--printrawval", 13)==0)printrawval = 1;
if(strncmp(param, "--disablelocatehalt", 19)==0)disable_locatefail_halt = 1;
if(type==0 && strncmp(param, "--script", 8)==0)
@ -369,7 +372,14 @@ int locate_pattern()
tmpval+= addval;
if(!plainout)printf("Found the pattern at(value added with 0x%x) ", addval);
printf("%s0x%08x%s", line_prefix, tmpval, line_suffix);
if(!printrawval)
{
printf("%s0x%08x%s", line_prefix, tmpval, line_suffix);
}
else
{
printf("%s%02x%02x%02x%02x%s", line_prefix, (tmpval & 0xff), (tmpval>>8) & 0xff, (tmpval>>16) & 0xff, (tmpval>>24) & 0xff, line_suffix);
}
if(!plainout)printf(".");
}
else
@ -385,7 +395,14 @@ int locate_pattern()
}
else
{
printf("%s0x%08x%s", line_prefix, tmpval, line_suffix);
if(!printrawval)
{
printf("%s0x%08x%s", line_prefix, tmpval, line_suffix);
}
else
{
printf("%s%02x%02x%02x%02x%s", line_prefix, (tmpval & 0xff), (tmpval>>8) & 0xff, (tmpval>>16) & 0xff, (tmpval>>24) & 0xff, line_suffix);
}
}
}
@ -453,6 +470,7 @@ int parse_script(FILE *fscript)
memset(line_prefix, 0, sizeof(line_prefix));
addval = 0;
printrawval = 0;
while(*strptr)
{
@ -545,8 +563,9 @@ int main(int argc, char **argv)
printf("--addval=0x<hexval> Add the specified value to the value which gets printed.\n");
printf("--plainout[=<prefix text>] Only print the located offset/address, unless an error occurs. If '=<text>' is specified, print that before printing the located offset/address.\n");
printf("--plainsuffix=[suffix text] When --plainout was used, print the specified text immediately after printing the located offset/address.\n");
printf("--printrawval Instead of printing 0x<val> for the final value, print the raw bytes in little-endian form.\n");
printf("--disablelocatehalt When the pattern wasn't found, don't return an error + immediately exit.\n");
printf("--script=<path> Specifies a script from which to load params from(identical to the cmd-line params), each line is for a different pattern to search for. Each param applies to the current line, and all the lines after that until that param gets specified on another line again. When '=<path>' isn't specified, the script is read from stdin. When this --script option is used, all input-param state is reset to the defaults, except for --patterntype, --baseaddr, --findtarget, and --plainsuffix. When beginning processing each line, the --patterndatamask, --dataload, --addval, and --plainout state is reset to the default before parsing the params each time. When a line is empty, a newline will be printed then processing will skip to the next line. When the first char of a line is '#'(comment), processing will just skip to the next line.\n");
printf("--script=<path> Specifies a script from which to load params from(identical to the cmd-line params), each line is for a different pattern to search for. Each param applies to the current line, and all the lines after that until that param gets specified on another line again. When '=<path>' isn't specified, the script is read from stdin. When this --script option is used, all input-param state is reset to the defaults, except for --patterntype, --baseaddr, --findtarget, and --plainsuffix. When beginning processing each line, the --patterndatamask, --dataload, --addval, --printrawval, and --plainout state is reset to the default before parsing the params each time. When a line is empty, a newline will be printed then processing will skip to the next line. When the first char of a line is '#'(comment), processing will just skip to the next line.\n");
return 0;
}