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 49*4716Sab196087 * 50*4716Sab196087 * entry: 51*4716Sab196087 * verndx - Version index to format 52*4716Sab196087 * gnuver - If True (non-zero), the version rules used by the 53*4716Sab196087 * GNU ld are assumed. If False (0), Solaris ld rules apply. 543875Sab196087 */ 553875Sab196087 const char * 56*4716Sab196087 conv_ver_index(Versym verndx, int gnuver) 573875Sab196087 { 583875Sab196087 static Conv_inv_buf_t string; 59*4716Sab196087 const char *fmt; 603875Sab196087 613875Sab196087 /* Special case versions starting at VER_NDX_LORESERVE */ 623875Sab196087 if (verndx == VER_NDX_ELIMINATE) 633875Sab196087 return (MSG_ORIG(MSG_VERSYM_ELIMINATE)); 643875Sab196087 65*4716Sab196087 /* 66*4716Sab196087 * The GNU style of versioning uses the top bit of the 67*4716Sab196087 * 16-bit version index (0x8000) as a "hidden bit". A 68*4716Sab196087 * hidden symbol is supposed to be ignored by the linker. 69*4716Sab196087 */ 70*4716Sab196087 if (gnuver && (verndx & 0x8000)) { 71*4716Sab196087 verndx &= ~0x8000; 72*4716Sab196087 fmt = MSG_ORIG(MSG_VERSYM_GNUH_FMT); 73*4716Sab196087 } else { 74*4716Sab196087 fmt = MSG_ORIG(MSG_VERSYM_FMT); 75*4716Sab196087 } 76*4716Sab196087 773875Sab196087 /* format as numeric */ 78*4716Sab196087 (void) snprintf(string, sizeof (string), fmt, EC_HALF(verndx)); 793875Sab196087 return (string); 803875Sab196087 } 81