1976 #define RTLD_DL_SYMENT 1
1977 #endif
1978 #ifdef _LP64
1979 Elf64_Sym * info;
1980 #else
1981 Elf32_Sym * info;
1982 #endif
1983 if (dladdr1_func((void *)addr, &dlinfo, (void **)&info,
1984 RTLD_DL_SYMENT)) {
1985 if ((char *)dlinfo.dli_saddr + info->st_size > (char *)addr) {
1986 if (buf != NULL) {
1987 if (!Decoder::demangle(dlinfo.dli_sname, buf, buflen))
1988 jio_snprintf(buf, buflen, "%s", dlinfo.dli_sname);
1989 }
1990 if (offset != NULL) *offset = addr - (address)dlinfo.dli_saddr;
1991 return true;
1992 }
1993 }
1994 if (dlinfo.dli_fname != NULL && dlinfo.dli_fbase != 0) {
1995 if (Decoder::decode((address)(addr - (address)dlinfo.dli_fbase),
1996 dlinfo.dli_fname, buf, buflen, offset) == Decoder::no_error) {
1997 return true;
1998 }
1999 }
2000 if (buf != NULL) buf[0] = '\0';
2001 if (offset != NULL) *offset = -1;
2002 return false;
2003 } else {
2004 // no, only dladdr is available
2005 if (dladdr((void *)addr, &dlinfo)) {
2006 if (buf != NULL) {
2007 if (!Decoder::demangle(dlinfo.dli_sname, buf, buflen))
2008 jio_snprintf(buf, buflen, dlinfo.dli_sname);
2009 }
2010 if (offset != NULL) *offset = addr - (address)dlinfo.dli_saddr;
2011 return true;
2012 } else if (dlinfo.dli_fname != NULL && dlinfo.dli_fbase != 0) {
2013 if (Decoder::decode((address)(addr - (address)dlinfo.dli_fbase),
2014 dlinfo.dli_fname, buf, buflen, offset) == Decoder::no_error) {
2015 return true;
2016 }
2017 }
2018 if (buf != NULL) buf[0] = '\0';
2019 if (offset != NULL) *offset = -1;
2020 return false;
2021 }
2022 }
2023
2024 bool os::dll_address_to_library_name(address addr, char* buf,
2025 int buflen, int* offset) {
2026 Dl_info dlinfo;
2027
2028 if (dladdr((void*)addr, &dlinfo)){
2029 if (buf) jio_snprintf(buf, buflen, "%s", dlinfo.dli_fname);
2030 if (offset) *offset = addr - (address)dlinfo.dli_fbase;
2031 return true;
2032 } else {
2033 if (buf) buf[0] = '\0';
2034 if (offset) *offset = -1;
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1976 #define RTLD_DL_SYMENT 1
1977 #endif
1978 #ifdef _LP64
1979 Elf64_Sym * info;
1980 #else
1981 Elf32_Sym * info;
1982 #endif
1983 if (dladdr1_func((void *)addr, &dlinfo, (void **)&info,
1984 RTLD_DL_SYMENT)) {
1985 if ((char *)dlinfo.dli_saddr + info->st_size > (char *)addr) {
1986 if (buf != NULL) {
1987 if (!Decoder::demangle(dlinfo.dli_sname, buf, buflen))
1988 jio_snprintf(buf, buflen, "%s", dlinfo.dli_sname);
1989 }
1990 if (offset != NULL) *offset = addr - (address)dlinfo.dli_saddr;
1991 return true;
1992 }
1993 }
1994 if (dlinfo.dli_fname != NULL && dlinfo.dli_fbase != 0) {
1995 if (Decoder::decode((address)(addr - (address)dlinfo.dli_fbase),
1996 buf, buflen, offset, dlinfo.dli_fname)) {
1997 return true;
1998 }
1999 }
2000 if (buf != NULL) buf[0] = '\0';
2001 if (offset != NULL) *offset = -1;
2002 return false;
2003 } else {
2004 // no, only dladdr is available
2005 if (dladdr((void *)addr, &dlinfo)) {
2006 if (buf != NULL) {
2007 if (!Decoder::demangle(dlinfo.dli_sname, buf, buflen))
2008 jio_snprintf(buf, buflen, dlinfo.dli_sname);
2009 }
2010 if (offset != NULL) *offset = addr - (address)dlinfo.dli_saddr;
2011 return true;
2012 } else if (dlinfo.dli_fname != NULL && dlinfo.dli_fbase != 0) {
2013 if (Decoder::decode((address)(addr - (address)dlinfo.dli_fbase),
2014 buf, buflen, offset, dlinfo.dli_fname)) {
2015 return true;
2016 }
2017 }
2018 if (buf != NULL) buf[0] = '\0';
2019 if (offset != NULL) *offset = -1;
2020 return false;
2021 }
2022 }
2023
2024 bool os::dll_address_to_library_name(address addr, char* buf,
2025 int buflen, int* offset) {
2026 Dl_info dlinfo;
2027
2028 if (dladdr((void*)addr, &dlinfo)){
2029 if (buf) jio_snprintf(buf, buflen, "%s", dlinfo.dli_fname);
2030 if (offset) *offset = addr - (address)dlinfo.dli_fbase;
2031 return true;
2032 } else {
2033 if (buf) buf[0] = '\0';
2034 if (offset) *offset = -1;
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