bool init_plugin(void *self) {
panda_arg_list *args;
args = panda_get_args("rehosting");
kernel_filename = panda_parse_string(args, "kernel", "");
assert (kernel_filename != NULL);
assert (strlen(kernel_filename) > 0);
// this is where we will blit the kernel into memory
const char *base_addr_str = panda_parse_string(args, "base", "");
if (strnlen(base_addr_str,10) != 0) {
base_addr = strtoul(base_addr_str, NULL, 16);
}
// and this is the entry point
const char *entry_addr_str = panda_parse_string(args, "entry", "");
if (strnlen(entry_addr_str,10) != 0) {
entry_addr = strtoul(entry_addr_str, NULL, 16);
}
printf ("rehosting: kernel=[%s]\n", kernel_filename);
printf ("rehosting: base=0x%x entry=0x%x\n", base_addr, entry_addr);
#if defined(TARGET_I386)
panda_cb pcb;
pcb.before_block_exec_invalidate_opt = blit_kernel;
panda_register_callback(self, PANDA_CB_BEFORE_BLOCK_EXEC_INVALIDATE_OPT, pcb);
return true;
#else
return false;
#endif
}
bool init_plugin(void *self) {
panda_cb pcb;
printf("Initializing plugin memstrings\n");
panda_arg_list *args = panda_get_args("memstrings");
const char *prefix = panda_parse_string(args, "name", "memstrings");
min_strlen = panda_parse_ulong(args, "len", 4);
char matchfile[128] = {};
sprintf(matchfile, "%s_strings.txt.gz", prefix);
mem_report = gzopen(matchfile, "w");
if(!mem_report) {
printf("Couldn't write report:\n");
perror("fopen");
return false;
}
// Need this to get EIP with our callbacks
panda_enable_precise_pc();
// Enable memory logging
panda_enable_memcb();
pcb.virt_mem_write = mem_write_callback;
panda_register_callback(self, PANDA_CB_VIRT_MEM_WRITE, pcb);
pcb.virt_mem_read = mem_read_callback;
panda_register_callback(self, PANDA_CB_VIRT_MEM_READ, pcb);
return true;
}
bool init_plugin(void *self) {
printf("Initializing plugin file_taint\n");
panda_arg_list *args;
args = panda_get_args("file_taint");
taint_filename = panda_parse_string(args, "filename", "abc123");
positional_labels = panda_parse_bool(args, "pos");
// used to just find the names of files that get
no_taint = panda_parse_bool(args, "notaint");
prob_label_u32 = panda_parse_double(args, "prob_label_u32", 0.0);
end_label = panda_parse_ulong(args, "max_num_labels", 1000000);
end_label = panda_parse_ulong(args, "end", end_label);
start_label = panda_parse_ulong(args, "start", 0);
first_instr = panda_parse_uint64(args, "first_instr", 0);
printf ("taint_filename = [%s]\n", taint_filename);
printf ("positional_labels = %d\n", positional_labels);
printf ("no_taint = %d\n", no_taint);
printf ("prob_label_u32 = %.3f\n", prob_label_u32);
printf ("end_label = %d\n", end_label);
printf ("first_instr = %" PRId64 " \n", first_instr);
panda_require("syscalls2");
// this sets up the taint api fn ptrs so we have access
if (!no_taint) {
panda_require("taint2");
assert(init_taint2_api());
if (first_instr == 0) {
taint2_enable_taint();
}
}
panda_cb pcb;
if (first_instr > 0) {
// only need this callback if we are turning on taint late
pcb.before_block_translate = file_taint_enable;
panda_register_callback(self, PANDA_CB_BEFORE_BLOCK_TRANSLATE, pcb);
}
#if defined(TARGET_I386)
PPP_REG_CB("syscalls2", on_sys_open_enter, open_enter);
PPP_REG_CB("syscalls2", on_sys_open_return, open_return);
PPP_REG_CB("syscalls2", on_sys_read_enter, read_enter);
PPP_REG_CB("syscalls2", on_sys_read_return, read_return);
#endif
return true;
}
bool init_plugin(void *self) {
printf ("Initializing plugin coverage\n");
panda_arg_list *args = panda_get_args("coverage");
process_name = panda_parse_string(args, "process", "");
panda_require("osi");
// this sets up OS introspection API
assert(init_osi_api());
panda_cb pcb;
pcb.before_block_exec = coverage_before_block_exec;
panda_register_callback(self, PANDA_CB_BEFORE_BLOCK_EXEC, pcb);
return true;
}
bool init_plugin(void *self) {
printf("Initializing plugin file_taint\n");
panda_arg_list *args;
args = panda_get_args("file_taint");
taint_filename = panda_parse_string(args, "filename", "abc123");
positional_labels = panda_parse_bool(args, "pos");
use_taint2 = !panda_parse_bool(args, "taint1");
// used to just find the names of files that get
no_taint = panda_parse_bool(args, "notaint");
printf ("taint_filename = [%s]\n", taint_filename);
printf ("positional_labels = %d\n", positional_labels);
panda_require("syscalls2");
// this sets up the taint api fn ptrs so we have access
if (!no_taint) {
if (use_taint2) {
panda_require("taint2");
assert(init_taint2_api());
taint2_enable_taint();
} else {
panda_require("taint");
assert(init_taint_api());
taint_enable_taint();
}
}
#if defined(TARGET_I386)
PPP_REG_CB("syscalls2", on_sys_open_enter, open_enter);
PPP_REG_CB("syscalls2", on_sys_open_return, open_return);
PPP_REG_CB("syscalls2", on_sys_read_enter, read_enter);
PPP_REG_CB("syscalls2", on_sys_read_return, read_return);
#endif
return true;
}
/* ******************************************************************
Plugin Initialization/Cleanup
****************************************************************** */
/**
* @brief Initializes plugin.
*/
bool init_plugin(void *self) {
#if defined(TARGET_I386) || defined(TARGET_ARM)
#if (OSI_LINUX_TEST)
panda_cb pcb = { .after_PGD_write = vmi_pgd_changed };
#endif
// Read the name of the kernel configuration to use.
panda_arg_list *plugin_args = panda_get_args(PLUGIN_NAME);
char *kconf_file = g_strdup(panda_parse_string(plugin_args, "kconf_file", DEFAULT_KERNELINFO_FILE));
char *kconf_group = g_strdup(panda_parse_string(plugin_args, "kconf_group", DEFAULT_KERNELINFO_GROUP));
panda_free_args(plugin_args);
// Load kernel offsets.
if (read_kernelinfo(kconf_file, kconf_group, &ki) != 0) {
LOG_ERR("Failed to read kernel info from group \"%s\" of file \"%s\".", kconf_group, kconf_file);
goto error;
}
LOG_INFO("Read kernel info from group \"%s\" of file \"%s\".", kconf_group, kconf_file);
g_free(kconf_file);
g_free(kconf_group);
#if (OSI_LINUX_TEST)
panda_register_callback(self, PANDA_CB_VMI_PGD_CHANGED, pcb);
#else
bool init_plugin(void *self) {
printf("Initializing plugin file_taint\n");
#ifdef TARGET_I386
panda_cb pcb;
panda_arg_list *args;
args = panda_get_args("file_taint");
taint_filename = panda_parse_string(args, "filename", "abc123");
positional_labels = panda_parse_bool(args, "pos");
no_taint = panda_parse_bool(args, "notaint");
end_label = panda_parse_ulong(args, "max_num_labels", 1000000);
end_label = panda_parse_ulong(args, "end", end_label);
start_label = panda_parse_ulong(args, "start", 0);
enable_taint_on_open = panda_parse_bool(args, "enable_taint_on_open");
first_instr = panda_parse_uint64(args, "first_instr", 0);
taint_stdin = panda_parse_string(args, "use_stdin_for", nullptr);
printf ("taint_filename = [%s]\n", taint_filename);
printf ("positional_labels = %d\n", positional_labels);
printf ("no_taint = %d\n", no_taint);
printf ("end_label = %d\n", end_label);
printf ("first_instr = %" PRId64 " \n", first_instr);
// you must use '-os os_name' cmdline arg!
assert (!(panda_os_type == OST_UNKNOWN));
panda_require("osi");
assert(init_osi_api());
panda_require("syscalls2");
if (taint_stdin) {
printf("tainting stdin\n");
assert (panda_os_type == OST_LINUX);
}
if (panda_os_type == OST_LINUX) {
panda_require("osi_linux");
assert(init_osi_linux_api());
PPP_REG_CB("syscalls2", on_sys_open_enter, linux_open_enter);
PPP_REG_CB("syscalls2", on_sys_read_enter, linux_read_enter);
PPP_REG_CB("syscalls2", on_sys_read_return, linux_read_return);
PPP_REG_CB("syscalls2", on_sys_pread64_enter, linux_pread_enter);
PPP_REG_CB("syscalls2", on_sys_pread64_return, linux_pread_return);
}
if (panda_os_type == OST_WINDOWS) {
panda_require("wintrospection");
assert(init_wintrospection_api());
PPP_REG_CB("syscalls2", on_NtOpenFile_enter, windows_open_enter);
PPP_REG_CB("syscalls2", on_NtOpenFile_return, windows_open_return);
PPP_REG_CB("syscalls2", on_NtCreateFile_enter, windows_create_enter);
PPP_REG_CB("syscalls2", on_NtCreateFile_return, windows_create_return);
PPP_REG_CB("syscalls2", on_NtReadFile_enter, windows_read_enter);
PPP_REG_CB("syscalls2", on_NtReadFile_return, windows_read_return);
}
// this sets up the taint api fn ptrs so we have access
if (!no_taint) {
if (debug) printf("file_taint: initializing taint2 plugin\n");
panda_require("taint2");
assert(init_taint2_api());
if (!enable_taint_on_open && first_instr == 0) {
if (debug) printf("file_taint: turning on taint at replay beginning\n");
taint2_enable_taint();
}
}
if (!no_taint && first_instr > 0) {
if (debug) printf ("file_taint: turning on taint at instruction %" PRId64 "\n", first_instr);
// only need this callback if we are turning on taint late
pcb.before_block_translate = file_taint_enable;
panda_register_callback(self, PANDA_CB_BEFORE_BLOCK_TRANSLATE, pcb);
}
pcb.before_block_exec = osi_foo;
panda_register_callback(self, PANDA_CB_BEFORE_BLOCK_EXEC, pcb);
#else
printf ("file_taint: only works for x86 target (really just 32-bit)\n");
return false;
#endif
return true;
}