int fprint_target_auxv (struct ui_file *file, struct target_ops *ops) { struct gdbarch *gdbarch = target_gdbarch (); CORE_ADDR type, val; int ents = 0; auxv_info *info = get_auxv_inferior_data (ops); if (!info->data) return -1; gdb_byte *data = info->data->data (); gdb_byte *ptr = data; size_t len = info->data->size (); while (target_auxv_parse (&ptr, data + len, &type, &val) > 0) { gdbarch_print_auxv_entry (gdbarch, file, type, val); ++ents; if (type == AT_NULL) break; } return ents; }
/* Extract the auxiliary vector entry with a_type matching MATCH. Return zero if no such entry was found, or -1 if there was an error getting the information. On success, return 1 after storing the entry's value field in *VALP. */ int target_auxv_search (struct target_ops *ops, CORE_ADDR match, CORE_ADDR *valp) { CORE_ADDR type, val; gdb_byte *data; int n = target_auxv_read (ops, &data); gdb_byte *ptr = data; int ents = 0; if (n <= 0) return n; while (1) switch (target_auxv_parse (ops, &ptr, data + n, &type, &val)) { case 1: /* Here's an entry, check it. */ if (type == match) { xfree (data); *valp = val; return 1; } break; case 0: /* End of the vector. */ xfree (data); return 0; default: /* Bogosity. */ xfree (data); return -1; } /*NOTREACHED*/ }
/* Extract the auxiliary vector entry with a_type matching MATCH. Return zero if no such entry was found, or -1 if there was an error getting the information. On success, return 1 after storing the entry's value field in *VALP. */ int target_auxv_search (struct target_ops *ops, CORE_ADDR match, CORE_ADDR *valp) { CORE_ADDR type, val; auxv_info *info = get_auxv_inferior_data (ops); if (!info->data) return -1; gdb_byte *data = info->data->data (); gdb_byte *ptr = data; size_t len = info->data->size (); while (1) switch (target_auxv_parse (&ptr, data + len, &type, &val)) { case 1: /* Here's an entry, check it. */ if (type == match) { *valp = val; return 1; } break; case 0: /* End of the vector. */ return 0; default: /* Bogosity. */ return -1; } /*NOTREACHED*/ }
/* Print the contents of the target's AUXV on the specified file. */ int fprint_target_auxv (struct ui_file *file, struct target_ops *ops) { CORE_ADDR type, val; gdb_byte *data; int len = target_auxv_read (ops, &data); gdb_byte *ptr = data; int ents = 0; if (len <= 0) return len; while (target_auxv_parse (ops, &ptr, data + len, &type, &val) > 0) { extern int addressprint; const char *name = "???"; const char *description = ""; enum { dec, hex, str } flavor = hex; switch (type) { #define TAG(tag, text, kind) \ case tag: name = #tag; description = text; flavor = kind; break TAG (AT_NULL, _("End of vector"), hex); TAG (AT_IGNORE, _("Entry should be ignored"), hex); TAG (AT_EXECFD, _("File descriptor of program"), dec); TAG (AT_PHDR, _("Program headers for program"), hex); TAG (AT_PHENT, _("Size of program header entry"), dec); TAG (AT_PHNUM, _("Number of program headers"), dec); TAG (AT_PAGESZ, _("System page size"), dec); TAG (AT_BASE, _("Base address of interpreter"), hex); TAG (AT_FLAGS, _("Flags"), hex); TAG (AT_ENTRY, _("Entry point of program"), hex); TAG (AT_NOTELF, _("Program is not ELF"), dec); TAG (AT_UID, _("Real user ID"), dec); TAG (AT_EUID, _("Effective user ID"), dec); TAG (AT_GID, _("Real group ID"), dec); TAG (AT_EGID, _("Effective group ID"), dec); TAG (AT_CLKTCK, _("Frequency of times()"), dec); TAG (AT_PLATFORM, _("String identifying platform"), str); TAG (AT_HWCAP, _("Machine-dependent CPU capability hints"), hex); TAG (AT_FPUCW, _("Used FPU control word"), dec); TAG (AT_DCACHEBSIZE, _("Data cache block size"), dec); TAG (AT_ICACHEBSIZE, _("Instruction cache block size"), dec); TAG (AT_UCACHEBSIZE, _("Unified cache block size"), dec); TAG (AT_IGNOREPPC, _("Entry should be ignored"), dec); TAG (AT_SYSINFO, _("Special system info/entry points"), hex); TAG (AT_SYSINFO_EHDR, _("System-supplied DSO's ELF header"), hex); TAG (AT_SECURE, _("Boolean, was exec setuid-like?"), dec); TAG (AT_SUN_UID, _("Effective user ID"), dec); TAG (AT_SUN_RUID, _("Real user ID"), dec); TAG (AT_SUN_GID, _("Effective group ID"), dec); TAG (AT_SUN_RGID, _("Real group ID"), dec); TAG (AT_SUN_LDELF, _("Dynamic linker's ELF header"), hex); TAG (AT_SUN_LDSHDR, _("Dynamic linker's section headers"), hex); TAG (AT_SUN_LDNAME, _("String giving name of dynamic linker"), str); TAG (AT_SUN_LPAGESZ, _("Large pagesize"), dec); TAG (AT_SUN_PLATFORM, _("Platform name string"), str); TAG (AT_SUN_HWCAP, _("Machine-dependent CPU capability hints"), hex); TAG (AT_SUN_IFLUSH, _("Should flush icache?"), dec); TAG (AT_SUN_CPU, _("CPU name string"), str); TAG (AT_SUN_EMUL_ENTRY, _("COFF entry point address"), hex); TAG (AT_SUN_EMUL_EXECFD, _("COFF executable file descriptor"), dec); TAG (AT_SUN_EXECNAME, _("Canonicalized file name given to execve"), str); TAG (AT_SUN_MMU, _("String for name of MMU module"), str); TAG (AT_SUN_LDDATA, _("Dynamic linker's data segment address"), hex); } fprintf_filtered (file, "%-4s %-20s %-30s ", paddr_d (type), name, description); switch (flavor) { case dec: fprintf_filtered (file, "%s\n", paddr_d (val)); break; case hex: fprintf_filtered (file, "0x%s\n", paddr_nz (val)); break; case str: if (addressprint) fprintf_filtered (file, "0x%s", paddr_nz (val)); val_print_string (val, -1, 1, file); fprintf_filtered (file, "\n"); break; } ++ents; } xfree (data); return ents; }