10Sstevel@tonic-gate /* 20Sstevel@tonic-gate * CDDL HEADER START 30Sstevel@tonic-gate * 40Sstevel@tonic-gate * The contents of this file are subject to the terms of the 51618Srie * Common Development and Distribution License (the "License"). 61618Srie * You may not use this file except in compliance with the License. 70Sstevel@tonic-gate * 80Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 90Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 100Sstevel@tonic-gate * See the License for the specific language governing permissions 110Sstevel@tonic-gate * and limitations under the License. 120Sstevel@tonic-gate * 130Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 140Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 150Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 160Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 170Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 180Sstevel@tonic-gate * 190Sstevel@tonic-gate * CDDL HEADER END 200Sstevel@tonic-gate */ 211618Srie 220Sstevel@tonic-gate /* 233875Sab196087 * Copyright 2007 Sun Microsystems, Inc. All rights reserved. 240Sstevel@tonic-gate * Use is subject to license terms. 250Sstevel@tonic-gate */ 260Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 270Sstevel@tonic-gate 280Sstevel@tonic-gate /* 290Sstevel@tonic-gate * String conversion routine for version flag entries. 300Sstevel@tonic-gate */ 310Sstevel@tonic-gate #include <stdio.h> 320Sstevel@tonic-gate #include "_conv.h" 330Sstevel@tonic-gate #include "version_msg.h" 340Sstevel@tonic-gate 350Sstevel@tonic-gate const char * 361618Srie conv_ver_flags(Half flags) 370Sstevel@tonic-gate { 380Sstevel@tonic-gate if (flags & VER_FLG_WEAK) 390Sstevel@tonic-gate return (MSG_ORIG(MSG_VER_FLG_WEAK)); 400Sstevel@tonic-gate else if (flags & VER_FLG_BASE) 410Sstevel@tonic-gate return (MSG_ORIG(MSG_VER_FLG_BASE)); 420Sstevel@tonic-gate else 430Sstevel@tonic-gate return (MSG_ORIG(MSG_GBL_NULL)); 440Sstevel@tonic-gate } 453875Sab196087 463875Sab196087 473875Sab196087 /* 483875Sab196087 * Format a version index as contained in a VERSYM section 494716Sab196087 * 504716Sab196087 * entry: 514716Sab196087 * verndx - Version index to format 524716Sab196087 * gnuver - If True (non-zero), the version rules used by the 534716Sab196087 * GNU ld are assumed. If False (0), Solaris ld rules apply. 543875Sab196087 */ 553875Sab196087 const char * 56*4734Sab196087 conv_ver_index(Versym verndx, int gnuver, Conv_inv_buf_t *inv_buf) 573875Sab196087 { 584716Sab196087 const char *fmt; 593875Sab196087 603875Sab196087 /* Special case versions starting at VER_NDX_LORESERVE */ 613875Sab196087 if (verndx == VER_NDX_ELIMINATE) 623875Sab196087 return (MSG_ORIG(MSG_VERSYM_ELIMINATE)); 633875Sab196087 644716Sab196087 /* 654716Sab196087 * The GNU style of versioning uses the top bit of the 664716Sab196087 * 16-bit version index (0x8000) as a "hidden bit". A 674716Sab196087 * hidden symbol is supposed to be ignored by the linker. 684716Sab196087 */ 694716Sab196087 if (gnuver && (verndx & 0x8000)) { 704716Sab196087 verndx &= ~0x8000; 714716Sab196087 fmt = MSG_ORIG(MSG_VERSYM_GNUH_FMT); 724716Sab196087 } else { 734716Sab196087 fmt = MSG_ORIG(MSG_VERSYM_FMT); 744716Sab196087 } 754716Sab196087 763875Sab196087 /* format as numeric */ 77*4734Sab196087 (void) snprintf(inv_buf->buf, sizeof (inv_buf->buf), 78*4734Sab196087 fmt, EC_HALF(verndx)); 79*4734Sab196087 return (inv_buf->buf); 803875Sab196087 } 81