1 /*
   2  * Copyright (c) 2003, 2013, Oracle and/or its affiliates. All rights reserved.
   3  *
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions
   6  * are met:
   7  *
   8  *   - Redistributions of source code must retain the above copyright
   9  *     notice, this list of conditions and the following disclaimer.
  10  *
  11  *   - Redistributions in binary form must reproduce the above copyright
  12  *     notice, this list of conditions and the following disclaimer in the
  13  *     documentation and/or other materials provided with the distribution.
  14  *
  15  *   - Neither the name of Oracle nor the names of its
  16  *     contributors may be used to endorse or promote products derived
  17  *     from this software without specific prior written permission.
  18  *
  19  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
  20  * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
  21  * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR
  23  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  24  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  25  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  26  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
  27  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
  28  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  29  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  30  */
  31 
  32 /*
  33  * This source code is provided to illustrate the usage of a given feature
  34  * or technique and has been deliberately simplified. Additional steps
  35  * required for a production-quality application, such as security checks,
  36  * input validation and proper error handling, might not be present in
  37  * this sample code.
  38  */
  39 
  40 
  41 #ifndef HPROF_MD_H
  42 #define HPROF_MD_H
  43 
  44 void    md_init(void);
  45 int     md_getpid(void);
  46 void    md_sleep(unsigned seconds);
  47 int     md_connect(char *hostname, unsigned short port);
  48 int     md_recv(int f, char *buf, int len, int option);
  49 int     md_shutdown(int filedes, int option);
  50 int     md_open(const char *filename);
  51 int     md_open_binary(const char *filename);
  52 int     md_creat(const char *filename);
  53 int     md_creat_binary(const char *filename);
  54 jlong   md_seek(int filedes, jlong cur);
  55 void    md_close(int filedes);
  56 int     md_send(int s, const char *msg, int len, int flags);
  57 int     md_write(int filedes, const void *buf, int nbyte);
  58 int     md_read(int filedes, void *buf, int nbyte);
  59 jlong   md_get_microsecs(void);
  60 jlong   md_get_timemillis(void);
  61 jlong   md_get_thread_cpu_timemillis(void);
  62 void    md_get_prelude_path(char *path, int path_len, char *filename);
  63 int     md_snprintf(char *s, int n, const char *format, ...);
  64 int     md_vsnprintf(char *s, int n, const char *format, va_list ap);
  65 void    md_system_error(char *buf, int len);
  66 
  67 unsigned md_htons(unsigned short s);
  68 unsigned md_htonl(unsigned l);
  69 unsigned md_ntohs(unsigned short s);
  70 unsigned md_ntohl(unsigned l);
  71 
  72 void   md_build_library_name(char *holder, int holderlen, const char *pname, const char *fname);
  73 void * md_load_library(const char *name, char *err_buf, int err_buflen);
  74 void   md_unload_library(void *handle);
  75 void * md_find_library_entry(void *handle, const char *name);
  76 
  77 #endif