diff options
Diffstat (limited to 'nuttx/include/sys')
| -rw-r--r-- | nuttx/include/sys/prctl.h | 115 | ||||
| -rw-r--r-- | nuttx/include/sys/syscall.h | 17 |
2 files changed, 128 insertions, 4 deletions
diff --git a/nuttx/include/sys/prctl.h b/nuttx/include/sys/prctl.h new file mode 100644 index 000000000..6af684562 --- /dev/null +++ b/nuttx/include/sys/prctl.h @@ -0,0 +1,115 @@ +/**************************************************************************** + * include/sys/prctl.h + * + * Copyright (C) 2012 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt <gnutt@nuttx.org> + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name NuttX nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + +#ifndef __INCLUDE_SYS_PRCTL_H +#define __INCLUDE_SYS_PRCTL_H + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +/**************************************************************************** + * Pre-Processor Definitions + ****************************************************************************/ + +/* Supported prctl() commands. + * + * + * PR_SET_NAME + * Set the task (or thread) name for the thread whose ID is in required + * arg2 (int), using the value in the location pointed to by required arg1 + * (char*). The name can be up to CONFIG_TASK_NAME_SIZE long (including + * any null termination). The thread ID of 0 will set the name of the + * calling thread. As an example: + * + * prctl(PR_SET_NAME, "MyName", 0); + * + * PR_GET_NAME + * Return the task (or thread) name for the for the thread whose ID is + * optional arg2 (int), in the buffer pointed to by optional arg1 (char *). + * The buffer must be CONFIG_TASK_NAME_SIZE long (including any null + * termination). As an example: + * + * char myname[CONFIG_TASK_NAME_SIZE]; + * prctl(PR_GET_NAME, myname, 0); + */ + + #define PR_SET_NAME 1 + #define PR_GET_NAME 2 + +/**************************************************************************** + * Public Type Definitions + ****************************************************************************/ + +/**************************************************************************** + * Public Function Prototypes + ****************************************************************************/ + +#undef EXTERN +#if defined(__cplusplus) +#define EXTERN extern "C" +extern "C" { +#else +#define EXTERN extern +#endif + +/**************************************************************************** + * Name: prctl + * + * Description: + * prctl() is called with a first argument describing what to do (with + * values PR_* defined above) and with additional arguments depending on + * the specific command. + * + * Returned Value: + * The returned value may depend on the specific commnand. For PR_SET_NAME + * and PR_GET_NAME, the returned value of 0 indicates successful operation. + * On any failure, -1 is retruend and the errno value is set appropriately. + * + * EINVAL The value of 'option' is not recognized. + * EFAULT optional arg1 is not a valid address. + * ESRCH No task/thread can be found corresponding to that specified + * by optional arg1. + * + ****************************************************************************/ + +EXTERN int prctl(int option, ...); + +#undef EXTERN +#if defined(__cplusplus) +} +#endif + +#endif /* __INCLUDE_SYS_PRCTL_H */ diff --git a/nuttx/include/sys/syscall.h b/nuttx/include/sys/syscall.h index 616c39546..96650eaea 100644 --- a/nuttx/include/sys/syscall.h +++ b/nuttx/include/sys/syscall.h @@ -2,8 +2,8 @@ * include/sys/syscall.h * This file contains the system call numbers. * - * Copyright (C) 2011 Gregory Nutt. All rights reserved. - * Author: Gregory Nutt <spudmonkey@racsa.co.cr> + * Copyright (C) 2011-2012 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt <gnutt@nuttx.org> * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -315,9 +315,18 @@ # define SYS_sendto (__SYS_network+8) # define SYS_setsockopt (__SYS_network+9) # define SYS_socket (__SYS_network+10) -# define SYS_maxsyscall (__SYS_network+11) +# define SYS_nnetsocket (__SYS_network+11) #else -# define SYS_maxsyscall __SYS_network +# define SYS_nnetsocket __SYS_network +#endif + +/* The following is defined only if CONFIG_TASK_NAME_SIZE > 0 */ + +#if CONFIG_TASK_NAME_SIZE > 0 +# define SYS_prctl (SYS_nnetsocket+0) +# define SYS_maxsyscall (SYS_nnetsocket+1) +#else +# define SYS_maxsyscall SYS_nnetsocket #endif /* Note that the reported number of system calls does *NOT* include the |