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#include "defs.h"
#if defined(LINUX)
#include <fcntl.h>
#include <sys/stat.h>
#include <sys/time.h>
#include <sys/wait.h>
#include <sys/resource.h>
#include <sys/utsname.h>
#include <sys/user.h>
#include <sys/syscall.h>
#include <signal.h>
#include <linux/module.h>
#if !defined(QM_MODULES)
#define QM_MODULES 1
#define QM_DEPS 2
#define QM_REFS 3
#define QM_SYMBOLS 4
#define QM_INFO 5
#endif
static struct xlat which[] = {
{ 0, "0" },
{ QM_MODULES, "QM_MODULES" },
{ QM_DEPS, "QM_DEPS" },
{ QM_REFS, "QM_REFS" },
{ QM_SYMBOLS, "QM_SYMBOLS" },
{ QM_INFO, "QM_INFO" },
{ 0, NULL },
};
static struct xlat modflags[] = {
{ MOD_UNINITIALIZED, "MOD_UNINITIALIZED" },
{ MOD_RUNNING, "MOD_RUNNING" },
{ MOD_DELETED, "MOD_DELETED" },
{ MOD_AUTOCLEAN, "MOD_AUTOCLEAN" },
{ MOD_VISITED, "MOD_VISITED" },
{ MOD_USED_ONCE, "MOD_USED_ONCE" },
{ MOD_JUST_FREED, "MOD_JUST_FREED" },
{ 0, NULL },
};
void
printstringlist(addr,num)
char* addr;
int num;
{
int first;
first=1;
tprintf("{");
while (num--) {
if (first)
first=0;
else
tprintf(",");
tprintf(addr);
addr+=strlen(addr)+1;
}
tprintf("}");
}
int
sys_query_module(tcp)
struct tcb *tcp;
{
if (exiting(tcp)) {
printstr(tcp, tcp->u_arg[0], -1);
tprintf(", ");
printxval(which, tcp->u_arg[1], "QM_???");
tprintf(", ");
if (tcp->u_rval!=0) {
size_t ret;
umove(tcp, tcp->u_arg[4], &ret);
tprintf("%#lx, %lu, %d", tcp->u_arg[2], tcp->u_arg[3], ret);
} else if (tcp->u_arg[1]==QM_INFO) {
struct module_info mi;
size_t ret;
umove(tcp, tcp->u_arg[2], &mi);
tprintf("{address=%#lx, size=%lu, flags=", mi.addr, mi.size);
printflags(modflags, mi.flags);
tprintf(", usecount=%lu}", mi.usecount);
umove(tcp, tcp->u_arg[4], &ret);
tprintf(", %d", ret);
} else if ((tcp->u_arg[1]==QM_MODULES) ||
(tcp->u_arg[1]==QM_DEPS) ||
(tcp->u_arg[1]==QM_REFS)) {
char* data = (char*)malloc(tcp->u_arg[3]);
char* mod = data;
size_t ret;
int first = 0;
umoven(tcp, tcp->u_arg[2], tcp->u_arg[3], data);
umove(tcp, tcp->u_arg[4], &ret);
tprintf("{");
while (ret--) {
if (first)
first=0;
else
tprintf(",");
tprintf(mod);
mod+=strlen(mod)+1;
}
tprintf("}, %d", ret);
free(data);
} else if (tcp->u_arg[1]==QM_SYMBOLS) {
char* data = (char *)malloc(tcp->u_arg[3]);
struct module_symbol* sym = (struct module_symbol*)data;
size_t ret;
umoven(tcp, tcp->u_arg[2], tcp->u_arg[3], data);
tprintf("{");
while (ret--) {
tprintf("{name=%#lx, value=%lu} ", sym->name, sym->value);
sym++;
}
tprintf("}, %d", ret);
free(data);
} else {
printstr(tcp, tcp->u_arg[2], tcp->u_arg[3]);
tprintf(", %#lx", tcp->u_arg[4]);
}
}
return 0;
}
int
sys_create_module(tcp)
struct tcb *tcp;
{
if (entering(tcp)) {
printpath(tcp, tcp->u_arg[0]);
tprintf(", %lu", tcp->u_arg[1]);
}
return RVAL_HEX;
}
int
sys_init_module(tcp)
struct tcb *tcp;
{
if (entering(tcp)) {
printpath(tcp, tcp->u_arg[0]);
tprintf(", %#lx", tcp->u_arg[1]);
}
return 0;
}
#endif /* LINUX */
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