Blame src/arbits/output/pe_ar_list_members.c

3eb7d0
/***************************************************************/
3eb7d0
/*  perk: PE Resource Kit                                      */
3eb7d0
/*  Copyright (C) 2015--2025  SysDeer Technologies, LLC        */
3eb7d0
/*  Released under GPLv2 and GPLv3; see COPYING.PERK.          */
3eb7d0
/***************************************************************/
3eb7d0
3eb7d0
#include <time.h>
3eb7d0
#include <locale.h>
3eb7d0
#include <inttypes.h>
3eb7d0
#include <perk/perk.h>
3eb7d0
#include <perk/perk_output.h>
3eb7d0
#include "perk_driver_impl.h"
3eb7d0
#include "perk_dprintf_impl.h"
3eb7d0
#include "perk_errinfo_impl.h"
3eb7d0
#include "perk_ar_impl.h"
3eb7d0
3eb7d0
#define PERK_PRETTY_FLAGS       (PERK_PRETTY_YAML      \
3eb7d0
	                         | PERK_PRETTY_POSIX    \
3eb7d0
	                         | PERK_PRETTY_HEXDATA)
3eb7d0
3eb7d0
#define PPRIU64 "%"PRIu64
3eb7d0
3eb7d0
const char pe_ar_perm_strs[8][4] = {
3eb7d0
	{'-','-','-','\0'},
3eb7d0
	{'-','-','x','\0'},
3eb7d0
	{'-','w','-','\0'},
3eb7d0
	{'-','w','x','\0'},
3eb7d0
	{'r','-','-','\0'},
3eb7d0
	{'r','-','x','\0'},
3eb7d0
	{'r','w','-','\0'},
3eb7d0
	{'r','w','x','\0'}
3eb7d0
};
3eb7d0
3eb7d0
static unsigned pe_ar_output_decimal_len_from_val(size_t val, unsigned min)
3eb7d0
{
3eb7d0
	unsigned ret;
3eb7d0
3eb7d0
	for (ret=0; val; ret++)
3eb7d0
		val /= 10;
3eb7d0
3eb7d0
	return (ret > min) ? ret : min;
3eb7d0
}
3eb7d0
3eb7d0
static void pe_ar_member_not_found(
3eb7d0
	const struct pe_archive_meta *  meta,
3eb7d0
	const char *                    name)
3eb7d0
{
3eb7d0
	const struct pe_driver_ctx *  dctx;
3eb7d0
	int                           fderr;
3eb7d0
3eb7d0
	dctx = (pe_archive_meta_ictx(meta))->dctx;
3eb7d0
3eb7d0
	if ((fderr = pe_driver_fderr(dctx)) >= 0)
3eb7d0
		pe_dprintf(
3eb7d0
			fderr,
3eb7d0
			"%s: error: member '%s' was not found in the current archive\n",
3eb7d0
			dctx->program,name);
3eb7d0
}
3eb7d0
3eb7d0
static struct ar_meta_member_info * pe_ar_get_member_info(
3eb7d0
	const struct pe_archive_meta *  meta,
3eb7d0
	const char *                    name)
3eb7d0
{
3eb7d0
	struct ar_meta_member_info **   memberp;
3eb7d0
3eb7d0
	for (memberp=meta->a_memberv; *memberp; memberp++)
3eb7d0
		if (!strcmp(memberp[0]->ar_file_header.ar_member_name,name))
3eb7d0
			return *memberp;
3eb7d0
3eb7d0
	pe_ar_member_not_found(meta,name);
3eb7d0
3eb7d0
	return 0;
3eb7d0
}
3eb7d0
3eb7d0
static int pe_ar_member_in_members(
3eb7d0
	struct ar_meta_member_info *    member,
3eb7d0
	const char **                   members)
3eb7d0
{
3eb7d0
	const char ** pname;
3eb7d0
3eb7d0
	for (pname=members; *pname; pname++)
3eb7d0
		if (!strcmp(*pname,member->ar_file_header.ar_member_name))
3eb7d0
			return 1;
3eb7d0
3eb7d0
	return 0;
3eb7d0
}
3eb7d0
3eb7d0
static int pe_ar_list_one_member_posix(
3eb7d0
	int                             fdout,
3eb7d0
	struct ar_meta_member_info *    memberp)
3eb7d0
{
3eb7d0
	return pe_dprintf(
3eb7d0
		fdout,"%s\n",
3eb7d0
		memberp->ar_file_header.ar_member_name);
3eb7d0
}
3eb7d0
3eb7d0
static int pe_ar_list_one_member_posix_verbose(
3eb7d0
	int                             fdout,
3eb7d0
	struct ar_meta_member_info *    memberp,
3eb7d0
	const char *                    fmtstr,
3eb7d0
	locale_t                        arlocale)
3eb7d0
{
3eb7d0
	unsigned    ownerbits;
3eb7d0
	unsigned    groupbits;
3eb7d0
	unsigned    worldbits;
3eb7d0
	time_t      artimeval;
3eb7d0
	struct tm   artimeloc;
3eb7d0
	char        artimestr[64] = {0};
3eb7d0
3eb7d0
	ownerbits = (memberp->ar_file_header.ar_file_mode & 0700) >> 6;
3eb7d0
	groupbits = (memberp->ar_file_header.ar_file_mode & 0070) >> 3;
3eb7d0
	worldbits = (memberp->ar_file_header.ar_file_mode & 0007);
3eb7d0
	artimeval = memberp->ar_file_header.ar_time_date_stamp;
3eb7d0
3eb7d0
	if (localtime_r(&artimeval,&artimeloc))
3eb7d0
		strftime_l(
3eb7d0
			artimestr,sizeof(artimestr),
3eb7d0
			"%b %e %H:%M %Y",&artimeloc,
3eb7d0
			arlocale);
3eb7d0
3eb7d0
	return pe_dprintf(
3eb7d0
		fdout,fmtstr,
3eb7d0
		pe_ar_perm_strs[ownerbits],
3eb7d0
		pe_ar_perm_strs[groupbits],
3eb7d0
		pe_ar_perm_strs[worldbits],
3eb7d0
		memberp->ar_file_header.ar_uid,
3eb7d0
		memberp->ar_file_header.ar_gid,
3eb7d0
		memberp->ar_object_size,
3eb7d0
		artimestr,
3eb7d0
		memberp->ar_file_header.ar_member_name);
3eb7d0
}
3eb7d0
3eb7d0
static int pe_ar_list_members_posix(
3eb7d0
	const struct pe_driver_ctx *    dctx,
3eb7d0
	const struct pe_archive_meta *  meta,
3eb7d0
	const struct pe_fd_ctx *        fdctx,
3eb7d0
	const char **                   members)
3eb7d0
{
3eb7d0
	struct ar_meta_member_info **   memberp;
3eb7d0
	struct ar_meta_member_info *    minfo;
3eb7d0
	const char **                   pname;
3eb7d0
	int                             fdout;
3eb7d0
	size_t                          testval;
3eb7d0
	size_t                          sizelen;
3eb7d0
	size_t                          uidlen;
3eb7d0
	size_t                          gidlen;
3eb7d0
	locale_t                        arloc;
3eb7d0
	char                            fmtstr[64];
3eb7d0
3eb7d0
	fdout = fdctx->fdout;
3eb7d0
	arloc = 0;
3eb7d0
3eb7d0
	if (dctx->cctx->fmtflags & PERK_PRETTY_VERBOSE) {
3eb7d0
		for (sizelen=0,memberp=meta->a_memberv; *memberp; memberp++)
3eb7d0
			if ((testval = memberp[0]->ar_object_size) > sizelen)
3eb7d0
				if (!members || pe_ar_member_in_members(*memberp,members))
3eb7d0
					sizelen = testval;
3eb7d0
3eb7d0
		for (uidlen=0,memberp=meta->a_memberv; *memberp; memberp++)
3eb7d0
			if ((testval = memberp[0]->ar_file_header.ar_uid) > uidlen)
3eb7d0
				if (!members || pe_ar_member_in_members(*memberp,members))
3eb7d0
					uidlen = testval;
3eb7d0
3eb7d0
		for (gidlen=0,memberp=meta->a_memberv; *memberp; memberp++)
3eb7d0
			if ((testval = memberp[0]->ar_file_header.ar_gid) > gidlen)
3eb7d0
				if (!members || pe_ar_member_in_members(*memberp,members))
3eb7d0
					gidlen = testval;
3eb7d0
3eb7d0
		sizelen = pe_ar_output_decimal_len_from_val(sizelen,6);
3eb7d0
		uidlen  = pe_ar_output_decimal_len_from_val(uidlen,1);
3eb7d0
		gidlen  = pe_ar_output_decimal_len_from_val(gidlen,1);
3eb7d0
		arloc   = newlocale(LC_ALL,setlocale(LC_ALL,0),0);
3eb7d0
3eb7d0
		sprintf(
3eb7d0
			fmtstr,
3eb7d0
			"%%s%%s%%s "
3eb7d0
			"%%"   PPRIU64 "u"
3eb7d0
			"/%%-" PPRIU64 "u "
3eb7d0
			"%%"   PPRIU64 "u "
3eb7d0
			"%%s "
3eb7d0
			"%%s\n",
3eb7d0
			uidlen,
3eb7d0
			gidlen,
3eb7d0
			sizelen);
3eb7d0
	}
3eb7d0
3eb7d0
	for (pname=members; pname && *pname; pname++) {
3eb7d0
		if ((minfo = pe_ar_get_member_info(meta,*pname))) {
3eb7d0
			switch (minfo->ar_member_attr) {
3eb7d0
				case AR_MEMBER_ATTR_ARMAP:
3eb7d0
				case AR_MEMBER_ATTR_LINKINFO:
3eb7d0
				case AR_MEMBER_ATTR_NAMESTRS:
3eb7d0
					break;
3eb7d0
3eb7d0
				default:
3eb7d0
					if (arloc) {
3eb7d0
						if (pe_ar_list_one_member_posix_verbose(
3eb7d0
								fdout,minfo,fmtstr,arloc) < 0)
3eb7d0
							return PERK_SYSTEM_ERROR(dctx);
3eb7d0
					} else {
3eb7d0
						if (pe_ar_list_one_member_posix(
3eb7d0
								fdout,minfo) < 0)
3eb7d0
							return PERK_SYSTEM_ERROR(dctx);
3eb7d0
					}
3eb7d0
			}
3eb7d0
		}
3eb7d0
	}
3eb7d0
3eb7d0
	for (memberp=meta->a_memberv; !members && *memberp; memberp++) {
3eb7d0
		switch ((*memberp)->ar_member_attr) {
3eb7d0
			case AR_MEMBER_ATTR_ARMAP:
3eb7d0
			case AR_MEMBER_ATTR_LINKINFO:
3eb7d0
			case AR_MEMBER_ATTR_NAMESTRS:
3eb7d0
				break;
3eb7d0
3eb7d0
			default:
3eb7d0
				if (arloc) {
3eb7d0
					if (pe_ar_list_one_member_posix_verbose(
3eb7d0
							fdout,*memberp,fmtstr,arloc) < 0)
3eb7d0
						return PERK_SYSTEM_ERROR(dctx);
3eb7d0
				} else {
3eb7d0
					if (pe_ar_list_one_member_posix(
3eb7d0
							fdout,*memberp) < 0)
3eb7d0
						return PERK_SYSTEM_ERROR(dctx);
3eb7d0
				}
3eb7d0
		}
3eb7d0
	}
3eb7d0
3eb7d0
	if (arloc)
3eb7d0
		freelocale(arloc);
3eb7d0
3eb7d0
	return 0;
3eb7d0
}
3eb7d0
3eb7d0
static int pe_ar_list_one_member_yaml(
3eb7d0
	int                             fdout,
3eb7d0
	struct ar_meta_member_info *    memberp)
3eb7d0
{
3eb7d0
	return pe_dprintf(
3eb7d0
		fdout,
3eb7d0
		"    - [ member: %s ]\n",
3eb7d0
		memberp->ar_file_header.ar_member_name);
3eb7d0
}
3eb7d0
3eb7d0
static int pe_ar_list_one_member_yaml_verbose(
3eb7d0
	int                             fdout,
3eb7d0
	struct ar_meta_member_info *    memberp,
3eb7d0
	locale_t                        arlocale)
3eb7d0
{
3eb7d0
	time_t      artimeval;
3eb7d0
	struct tm   artimeloc;
3eb7d0
	char        artimestr[64] = {0};
3eb7d0
3eb7d0
	artimeval = memberp->ar_file_header.ar_time_date_stamp;
3eb7d0
3eb7d0
	if (localtime_r(&artimeval,&artimeloc))
3eb7d0
		strftime_l(
3eb7d0
			artimestr,sizeof(artimestr),
3eb7d0
			"%Y/%m/%d @ %H:%M",&artimeloc,
3eb7d0
			arlocale);
3eb7d0
3eb7d0
	return pe_dprintf(
3eb7d0
		fdout,
3eb7d0
		"    - Member:\n"
3eb7d0
		"      - [ name:       " "%s"    " ]\n"
3eb7d0
		"      - [ timestamp:  " "%s"    " ]\n"
3eb7d0
		"      - [ filesize:   " PPRIU64 " ]\n"
3eb7d0
		"      - [ uid:        " "%d"    " ]\n"
3eb7d0
		"      - [ gid:        " "%d"    " ]\n"
3eb7d0
		"      - [ mode:       " "%d"    " ]\n\n",
3eb7d0
		memberp->ar_file_header.ar_member_name,
3eb7d0
		artimestr,
3eb7d0
		memberp->ar_object_size,
3eb7d0
		memberp->ar_file_header.ar_uid,
3eb7d0
		memberp->ar_file_header.ar_gid,
3eb7d0
		memberp->ar_file_header.ar_file_mode);
3eb7d0
}
3eb7d0
3eb7d0
static int pe_ar_list_members_yaml(
3eb7d0
	const struct pe_driver_ctx *    dctx,
3eb7d0
	const struct pe_archive_meta *  meta,
3eb7d0
	const struct pe_fd_ctx *        fdctx,
3eb7d0
	const char **                   members)
3eb7d0
{
3eb7d0
	struct ar_meta_member_info **   memberp;
3eb7d0
	struct ar_meta_member_info *    minfo;
3eb7d0
	const char **                   pname;
3eb7d0
	int                             fdout;
3eb7d0
	locale_t                        arloc;
3eb7d0
3eb7d0
	fdout = fdctx->fdout;
3eb7d0
	arloc = 0;
3eb7d0
3eb7d0
	if (dctx->cctx->fmtflags & PERK_PRETTY_VERBOSE) {
3eb7d0
		arloc   = newlocale(LC_ALL,setlocale(LC_ALL,0),0);
3eb7d0
	}
3eb7d0
3eb7d0
	if (pe_dprintf(fdctx->fdout,"  - Members:\n") < 0)
3eb7d0
		return PERK_SYSTEM_ERROR(dctx);
3eb7d0
3eb7d0
	for (pname=members; pname && *pname; pname++) {
3eb7d0
		if ((minfo = pe_ar_get_member_info(meta,*pname))) {
3eb7d0
			switch (minfo->ar_member_attr) {
3eb7d0
				case AR_MEMBER_ATTR_ARMAP:
3eb7d0
				case AR_MEMBER_ATTR_LINKINFO:
3eb7d0
				case AR_MEMBER_ATTR_NAMESTRS:
3eb7d0
					break;
3eb7d0
3eb7d0
				default:
3eb7d0
					if (arloc) {
3eb7d0
						if (pe_ar_list_one_member_yaml_verbose(
3eb7d0
								fdout,minfo,arloc) < 0)
3eb7d0
							return PERK_SYSTEM_ERROR(dctx);
3eb7d0
					} else {
3eb7d0
						if (pe_ar_list_one_member_yaml(
3eb7d0
								fdout,minfo) < 0)
3eb7d0
							return PERK_SYSTEM_ERROR(dctx);
3eb7d0
					}
3eb7d0
			}
3eb7d0
		}
3eb7d0
	}
3eb7d0
3eb7d0
	for (memberp=meta->a_memberv; !members && *memberp; memberp++) {
3eb7d0
		switch ((*memberp)->ar_member_attr) {
3eb7d0
			case AR_MEMBER_ATTR_ARMAP:
3eb7d0
			case AR_MEMBER_ATTR_LINKINFO:
3eb7d0
			case AR_MEMBER_ATTR_NAMESTRS:
3eb7d0
				break;
3eb7d0
3eb7d0
			default:
3eb7d0
				if (arloc) {
3eb7d0
					if (pe_ar_list_one_member_yaml_verbose(
3eb7d0
							fdout,*memberp,arloc) < 0)
3eb7d0
						return PERK_SYSTEM_ERROR(dctx);
3eb7d0
				} else {
3eb7d0
					if (pe_ar_list_one_member_yaml(
3eb7d0
							fdout,*memberp) < 0)
3eb7d0
						return PERK_SYSTEM_ERROR(dctx);
3eb7d0
				}
3eb7d0
		}
3eb7d0
	}
3eb7d0
3eb7d0
	if (arloc)
3eb7d0
		freelocale(arloc);
3eb7d0
3eb7d0
	return 0;
3eb7d0
}
3eb7d0
3eb7d0
int pe_ar_list_members(const struct pe_archive_meta * meta, const char ** members)
3eb7d0
{
3eb7d0
	const struct pe_driver_ctx *  dctx;
3eb7d0
	struct pe_fd_ctx              fdctx;
3eb7d0
3eb7d0
	const char ** pmember;
3eb7d0
3eb7d0
	dctx = (pe_archive_meta_ictx(meta))->dctx;
3eb7d0
3eb7d0
	if (pe_lib_get_driver_fdctx(dctx,&fdctx) < 0)
3eb7d0
		return PERK_NESTED_ERROR(dctx);
3eb7d0
3eb7d0
	if (members && !members[0])
3eb7d0
		members = 0;
3eb7d0
3eb7d0
	if (!meta->a_memberv) {
3eb7d0
		for (pmember=members; pmember && *pmember; pmember++)
3eb7d0
			pe_ar_member_not_found(meta,*pmember);
3eb7d0
3eb7d0
		return members ? 1 : 0;
3eb7d0
	}
3eb7d0
3eb7d0
	switch (dctx->cctx->fmtflags & PERK_PRETTY_FLAGS) {
3eb7d0
		case PERK_PRETTY_YAML:
3eb7d0
			return pe_ar_list_members_yaml(
3eb7d0
				dctx,meta,&fdctx,members);
3eb7d0
3eb7d0
		case PERK_PRETTY_POSIX:
3eb7d0
			return pe_ar_list_members_posix(
3eb7d0
				dctx,meta,&fdctx,members);
3eb7d0
3eb7d0
		default:
3eb7d0
			return pe_ar_list_members_posix(
3eb7d0
				dctx,meta,&fdctx,members);
3eb7d0
	}
3eb7d0
}