projects / thirdparty / glibc.git / blame
| Commit | Line | Data |
|---|---|---|
| 273d56ce | 1 | /* Data from initial program startup for running under the GNU Hurd. |
| d4697bc9 | 2 | Copyright (C) 1995-2014 Free Software Foundation, Inc. |
| c84142e8 | 3 | This file is part of the GNU C Library. |
| 273d56ce | 4 | |
| c84142e8 | 5 | The GNU C Library is free software; you can redistribute it and/or |
| 41bdb6e2 AJ |
6 | modify it under the terms of the GNU Lesser General Public |
| 7 | License as published by the Free Software Foundation; either | |
| 8 | version 2.1 of the License, or (at your option) any later version. | |
| 273d56ce | 9 | |
| c84142e8 UD |
10 | The GNU C Library is distributed in the hope that it will be useful, |
| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 41bdb6e2 | 13 | Lesser General Public License for more details. |
| 273d56ce | 14 | |
| 41bdb6e2 | 15 | You should have received a copy of the GNU Lesser General Public |
| 59ba27a6 PE |
16 | License along with the GNU C Library; if not, see |
| 17 | <http://www.gnu.org/licenses/>. */ | |
| 273d56ce RM |
18 | |
| 19 | #ifndef _HURDSTARTUP_H | |
| 20 | #define _HURDSTARTUP_H 1 | |
| 21 | ||
| 79a479ce | 22 | # include <stdint.h> |
| 273d56ce RM |
23 | |
| 24 | /* Interesting data saved from the exec_startup reply. | |
| 25 | The DATA argument to *MAIN (see below) points to: | |
| 26 | ||
| 27 | int argc; | |
| 28 | char *argv[argc]; | |
| 29 | char *argv_terminator = NULL; | |
| 30 | char *envp[?]; | |
| 31 | char *envp_terminator = NULL; | |
| 32 | struct hurd_startup_data data; | |
| 33 | ||
| c84142e8 | 34 | */ |
| 273d56ce RM |
35 | |
| 36 | struct hurd_startup_data | |
| 37 | { | |
| 38 | int flags; | |
| 39 | mach_port_t *dtable; | |
| 40 | mach_msg_type_number_t dtablesize; | |
| 41 | mach_port_t *portarray; | |
| 42 | mach_msg_type_number_t portarraysize; | |
| 43 | int *intarray; | |
| 44 | mach_msg_type_number_t intarraysize; | |
| 45 | vm_address_t stack_base; | |
| 46 | vm_size_t stack_size; | |
| 47 | vm_address_t phdr; | |
| 48 | vm_size_t phdrsz; | |
| 49 | vm_address_t user_entry; | |
| 50 | }; | |
| 51 | ||
| 52 | ||
| 53 | /* Initialize Mach RPCs; do initial handshake with the exec server (or | |
| 54 | extract the arguments from the stack in the case of the bootstrap task); | |
| 55 | finally, call *MAIN with the information gleaned. That function is not | |
| 56 | expected to return. ARGPTR should be the address of the first argument | |
| 57 | of the entry point function that is called with the stack exactly as the | |
| 58 | exec server or kernel sets it. */ | |
| 59 | ||
| 79a479ce | 60 | extern void _hurd_startup (void **argptr, void (*main) (intptr_t *data)); |
| 273d56ce RM |
61 | |
| 62 | ||
| 63 | #endif /* hurdstartup.h */ |