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Fix buffer overrun in LE/QE command

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kichikuou
2022-08-28 08:43:18 +09:00
parent d508676c70
commit c8f9880efb
7 changed files with 104 additions and 104 deletions
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src/cmd2F.c
+27 -19
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@@ -380,25 +380,31 @@ void commands2F23() {
void commands2F24() {
int type = sl_getc();
const char *file_name = sl_getString(0);
int *var = NULL, _var = 0;
int num = 0;
int var, cnt;
struct VarRef vref;
char *fname_utf8 = toUTF8(file_name);
switch(type) {
switch (type) {
case 0:
var = getCaliVariable();
num = getCaliValue();
sysVar[0] = save_load_var_with_file(fname_utf8, var, num);
getCaliArray(&vref);
var = vref.var;
cnt = getCaliValue();
sysVar[0] = load_vars_from_file(fname_utf8, &vref, cnt);
break;
case 1:
_var = getCaliValue();
num = getCaliValue();
sysVar[0] = save_load_str_with_file(fname_utf8, _var, num);
var = getCaliValue();
cnt = getCaliValue();
sysVar[0] = save_load_str_with_file(fname_utf8, var, cnt);
break;
default:
var = getCaliValue();
cnt = getCaliValue();
WARNING("Unknown LE command type %d\n", type);
break;
}
free(fname_utf8);
DEBUG_COMMAND("LE(new) %d, %s, %d, %d:\n", type, file_name, var, num);
DEBUG_COMMAND("LE(new) %d, %s, %d, %d:\n", type, file_name, var, cnt);
}
void commands2F25() {
@@ -483,29 +489,31 @@ void commands2F29() {
void commands2F2A() {
int type = sl_getc();
const char *file_name = sl_getString(0);
int *var, _var = 0, cnt;
int var, cnt;
struct VarRef vref;
char *fname_utf8 = toUTF8(file_name);
switch(type) {
case 0:
var = getCaliVariable();
getCaliArray(&vref);
var = vref.var;
cnt = getCaliValue();
sysVar[0] = save_save_var_with_file(fname_utf8, var, cnt);
sysVar[0] = save_vars_to_file(fname_utf8, &vref, cnt);
break;
case 1:
_var = getCaliValue();
cnt = getCaliValue();
sysVar[0] = save_save_str_with_file(fname_utf8, _var, cnt);
var = getCaliValue();
cnt = getCaliValue();
sysVar[0] = save_save_str_with_file(fname_utf8, var, cnt);
break;
default:
_var = getCaliValue();
cnt = getCaliValue();
var = getCaliValue();
cnt = getCaliValue();
WARNING("Unknown QE command\n");
break;
}
free(fname_utf8);
DEBUG_COMMAND("QE(new) %d, %s, %d, %d:\n", type, file_name, _var, cnt);
DEBUG_COMMAND("QE(new) %d, %s, %d, %d:\n", type, file_name, var, cnt);
}
void commands2F2B() {