#include "config.h"
#include "bootstrap.h"
#include "bootstrap_priv.h"
#include "vproc.h"
#include "vproc_priv.h"
#include <mach/mach.h>
#include <mach/vm_map.h>
#include <sys/types.h>
#include <sys/syslog.h>
#include <sys/stat.h>
#include <pthread.h>
#include "protocol_vproc.h"
kern_return_t
bootstrap_create_server(mach_port_t bp, cmd_t server_cmd, uid_t server_uid, boolean_t on_demand, mach_port_t *server_port)
{
return vproc_mig_create_server(bp, server_cmd, server_uid, on_demand, server_port);
}
kern_return_t
bootstrap_subset(mach_port_t bp, mach_port_t requestor_port, mach_port_t *subset_port)
{
return vproc_mig_subset(bp, requestor_port, subset_port);
}
kern_return_t
bootstrap_unprivileged(mach_port_t bp, mach_port_t *unpriv_port)
{
kern_return_t kr;
*unpriv_port = MACH_PORT_NULL;
kr = mach_port_mod_refs(mach_task_self(), bp, MACH_PORT_RIGHT_SEND, 1);
if (kr == KERN_SUCCESS) {
*unpriv_port = bp;
}
return kr;
}
kern_return_t
bootstrap_parent(mach_port_t bp, mach_port_t *parent_port)
{
return vproc_mig_parent(bp, parent_port);
}
kern_return_t
bootstrap_set_policy(mach_port_t bp, pid_t target_pid, uint64_t flags, const char *target_service)
{
return vproc_mig_set_service_policy(bp, target_pid, flags, target_service ? (char *)target_service : "");
}
kern_return_t
bootstrap_register(mach_port_t bp, name_t service_name, mach_port_t sp)
{
return bootstrap_register2(bp, service_name, sp, 0);
}
kern_return_t
bootstrap_register2(mach_port_t bp, name_t service_name, mach_port_t sp, uint64_t flags)
{
kern_return_t kr = vproc_mig_register2(bp, service_name, sp, flags);
if (kr == VPROC_ERR_TRY_PER_USER) {
mach_port_t puc;
if (vproc_mig_lookup_per_user_context(bp, 0, &puc) == 0) {
kr = vproc_mig_register2(puc, service_name, sp, flags);
mach_port_deallocate(mach_task_self(), puc);
}
}
return kr;
}
kern_return_t
bootstrap_create_service(mach_port_t bp, name_t service_name, mach_port_t *sp)
{
return vproc_mig_create_service(bp, service_name, sp);
}
kern_return_t
bootstrap_check_in(mach_port_t bp, name_t service_name, mach_port_t *sp)
{
return vproc_mig_check_in(bp, service_name, sp);
}
kern_return_t
bootstrap_look_up_per_user(mach_port_t bp, name_t service_name, uid_t target_user, mach_port_t *sp)
{
struct stat sb;
kern_return_t kr;
mach_port_t puc;
if (pthread_main_np() && (stat("/AppleInternal", &sb) != -1)) {
_vproc_log(LOG_WARNING, "Please review the comments in 4890134.");
}
if ((kr = vproc_mig_lookup_per_user_context(bp, target_user, &puc)) != 0) {
return kr;
}
kr = vproc_mig_look_up2(puc, service_name, sp, 0, 0);
mach_port_deallocate(mach_task_self(), puc);
return kr;
}
kern_return_t
bootstrap_look_up(mach_port_t bp, name_t service_name, mach_port_t *sp)
{
return bootstrap_look_up2(bp, service_name, sp, 0, 0);
}
kern_return_t
bootstrap_look_up2(mach_port_t bp, name_t service_name, mach_port_t *sp, pid_t target_pid, uint64_t flags)
{
kern_return_t kr;
mach_port_t puc;
if ((kr = vproc_mig_look_up2(bp, service_name, sp, target_pid, flags)) != VPROC_ERR_TRY_PER_USER) {
return kr;
}
if ((kr = vproc_mig_lookup_per_user_context(bp, 0, &puc)) != 0) {
return kr;
}
kr = vproc_mig_look_up2(puc, service_name, sp, target_pid, flags);
mach_port_deallocate(mach_task_self(), puc);
return kr;
}
kern_return_t
bootstrap_status(mach_port_t bp, name_t service_name, bootstrap_status_t *service_active)
{
mach_port_t p;
if (bootstrap_check_in(bp, service_name, &p) == BOOTSTRAP_SUCCESS) {
mach_port_mod_refs(mach_task_self(), p, MACH_PORT_RIGHT_RECEIVE, -1);
*service_active = BOOTSTRAP_STATUS_ON_DEMAND;
return BOOTSTRAP_SUCCESS;
} else if (bootstrap_look_up(bp, service_name, &p) == BOOTSTRAP_SUCCESS) {
mach_port_deallocate(mach_task_self(), p);
*service_active = BOOTSTRAP_STATUS_ACTIVE;
return BOOTSTRAP_SUCCESS;
}
return BOOTSTRAP_UNKNOWN_SERVICE;
}
kern_return_t
bootstrap_info(mach_port_t bp,
name_array_t *service_names, mach_msg_type_number_t *service_namesCnt,
bootstrap_status_array_t *service_active, mach_msg_type_number_t *service_activeCnt)
{
return vproc_mig_info(bp, service_names, service_namesCnt,
service_active, service_activeCnt);
}
const char *
bootstrap_strerror(kern_return_t r)
{
switch (r) {
case BOOTSTRAP_SUCCESS:
return "Success";
case BOOTSTRAP_NOT_PRIVILEGED:
return "Permission denied";
case BOOTSTRAP_NAME_IN_USE:
case BOOTSTRAP_SERVICE_ACTIVE:
return "Service name already exists";
case BOOTSTRAP_UNKNOWN_SERVICE:
return "Unknown service name";
case BOOTSTRAP_BAD_COUNT:
return "Too many lookups were requested in one request";
case BOOTSTRAP_NO_MEMORY:
return "Out of memory";
default:
return mach_error_string(r);
}
}