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/***************************************************************/
/* perk: PE Resource Kit */
/* Copyright (C) 2015--2025 SysDeer Technologies, LLC */
/* Released under GPLv2 and GPLv3; see COPYING.PERK. */
/***************************************************************/
#include <perk/perk.h>
#include "perk_driver_impl.h"
#include "perk_errinfo_impl.h"
#include "perk_ar_impl.h"
int pe_ar_list_members(const struct pe_archive_meta *, const char **);
static int pe_cmd_ar_list_members(
const struct pe_driver_ctx * dctx,
const char * arname,
const char ** members)
{
struct pe_unit_ctx * arctx = 0;
if (pe_lib_get_unit_ctx(dctx,arname,&arctx) < 0)
return PERK_NESTED_ERROR(dctx);
if (arctx->armeta == 0)
return PERK_CUSTOM_ERROR(dctx,
PERK_ERR_AR_NON_ARCHIVE_IMAGE);
if (pe_ar_list_members(arctx->armeta,members) < 0) {
pe_lib_free_unit_ctx(arctx);
return PERK_NESTED_ERROR(dctx);
}
pe_lib_free_unit_ctx(arctx);
return 0;
}
static int pe_cmd_ar_verify_cmdline(
const struct pe_driver_ctx * dctx,
uint64_t flags,
const char * posname,
const char * arname,
const char ** members)
{
uint64_t action;
uint64_t poscmd;
uint64_t vercmd;
action = (flags & AR_ACTION_MASK);
poscmd = (flags & AR_POSNAME_MASK);
vercmd = (flags & PERK_DRIVER_VERSION);
if (vercmd && !posname && !arname && !members)
return 0;
switch (action) {
case 0:
return PERK_CUSTOM_ERROR(dctx,
PERK_ERR_AR_MISSING_ACTION);
case PERK_DRIVER_AR_LIST_MEMBERS:
case PERK_DRIVER_AR_DELETE_MEMBERS:
case PERK_DRIVER_AR_APPEND_MEMBERS:
case PERK_DRIVER_AR_EXTRACT_MEMBERS:
case PERK_DRIVER_AR_PRINT_ARCHIVE:
if (poscmd || posname)
return PERK_CUSTOM_ERROR(dctx,
PERK_ERR_AR_INVALID_ANCHORS);
break;
case AR_UPDATE_MASK:
case PERK_DRIVER_AR_REPLACE_MEMBERS:
case PERK_DRIVER_AR_MOVE_MEMBERS:
switch (poscmd) {
case 0:
if (posname)
return PERK_CUSTOM_ERROR(dctx,
PERK_ERR_AR_MISSING_ANCHOR);
break;
case PERK_DRIVER_AR_POSITION_AFTER:
case PERK_DRIVER_AR_POSITION_BEFORE:
if (!posname)
return PERK_CUSTOM_ERROR(dctx,
PERK_ERR_AR_NULL_POSNAME);
break;
default:
return PERK_CUSTOM_ERROR(dctx,
PERK_ERR_AR_MULTIPLE_ANCHORS);
}
default:
return PERK_CUSTOM_ERROR(dctx,
PERK_ERR_AR_MULTIPLE_ACTIONS);
}
if (!arname)
return PERK_CUSTOM_ERROR(dctx,
PERK_ERR_AR_NULL_ARNAME);
return 0;
}
int pe_cmd_ar(
const struct pe_driver_ctx * dctx,
uint64_t flags,
const char * posname,
const char * arname,
const char ** members)
{
if (pe_cmd_ar_verify_cmdline(dctx,flags,posname,arname,members) < 0)
return PERK_NESTED_ERROR(dctx);
switch (flags & AR_ACTION_MASK) {
case PERK_DRIVER_AR_LIST_MEMBERS:
return pe_cmd_ar_list_members(
dctx,arname,members);
}
return 0;
}
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