#include <config.h>

#include <glibtop.h>
#include <glibtop/sysinfo.h>
#include <glibtop/union.h>


/**
 * glibtop_close:
 *
 * Close the connection to the server.
 */
void
glibtop_close(void)
{
	glibtop_close_r(glibtop_global_server);
}

/**
 * SECTION:glibtop
 * @short_description: Server initilization
 * @stability: Stable
 *  
 * You do not need to worry about the #glibtop * server structure if
 * you don't need - the library exports a #glibtop_global_server
 * which you can use everywhere a #glibtop * is expected.
 *
 * Most of the library and all of the sysdeps function also have an alias
 * (which is the function name without the <suffix>_l</suffix>, 
 * <suffix>_s</suffix> or <suffix>_r</suffix> suffix) which don't 
 * take a #glibtop * as argument but uses the #glibtop_global_server 
 * instead.
 */

/**
 * glibtop_init:
 *
 * Server initialization.
 *
 * Returns: A #glibtop reference.
 */
glibtop*
glibtop_init(void)
{
	return glibtop_init_r(&glibtop_global_server, 0, 0);
}


/**
 * glibtop_get_cpu:
 * @buf: A location to return the CPU usage.
 *
 * Get the CPU usage.
 *
 * All CPU units are measured in <type>jiffies</type> which are normally
 * 1/100th of a second (in which case <type>frequency</type> equals 100),
 * but can also be in any other unit. To get seconds, divide them by 
 * <type>frequency</type>.
 */
void
glibtop_get_cpu(glibtop_cpu *buf)
{
	glibtop_get_cpu_l(glibtop_global_server, buf);
}


/**
 * glibtop_get_fsusage:
 * @buf: A location to return the file system usage.
 * @mount_dir: mount dir where to get the information of usage.
 *
 * Get the file system usage for an specific @mount_dir.
 */
void
glibtop_get_fsusage(glibtop_fsusage *buf, const char *mount_dir)
{
	glibtop_get_fsusage_l(glibtop_global_server, buf, mount_dir);
}


/**
 * glibtop_get_uptime:
 * @buf: A location to return the system uptime
 *
 * When porting LibGTop to a new system, you only need to implement 
 * #uptime and #idletime if there's a faster or better way to obtain them
 * as using function(glibtop_cpu) for it. Look at 
 * <filename>sysdeps/freebsd/uptime.c</filename> for an
 * example on how to obtain them using function(glibtop_cpu).
 */
void
glibtop_get_uptime(glibtop_uptime *buf)
{
	glibtop_get_uptime_l(glibtop_global_server, buf);
}


/**
 * glibtop_sysinfo:
 *
 * Returns: The system information through a #glibtop_sysinfo structure.
 */
const glibtop_sysinfo *
glibtop_get_sysinfo(void)
{
	return glibtop_get_sysinfo_s(glibtop_global_server);
}


/**
 * glibtop_get_swap:
 * @buf: A location to return a #glibtop_swap.
 *
 * Get the swap usage.
 */
void
glibtop_get_swap(glibtop_swap *buf)
{
	glibtop_get_swap_l(glibtop_global_server, buf);
}


/**
 * glibtop_get_proc_uid:
 * @buf: A location to return a #glibtop_proc_uid
 * @pid: Process id to get the user and tty information
 * 
 * Get the process user id and tty information.
 */
void
glibtop_get_proc_uid(glibtop_proc_uid *buf, pid_t pid)
{
	glibtop_get_proc_uid_l(glibtop_global_server, buf, pid);
}


/**
 * glibtop_get_proc_time:
 * @buf:
 * @pid: Process id to get the user and tty information
 *
 * Please note that under Linux, #start_time value may be strange.
 * Linux kernel defines <type>INITIAL_JIFFIES</type> which implies a time
 * shift. Because <type>INITIAL_JIFFIES</type> is not user-space defined,
 * we cannot use it to compute accurate @code{start_time}. On Linux2.6,
 * <type>INITIAL_JIFFIES</type> is 300 so <type>start_time</type> is 
 * always 3s different from real start time of the given process. You 
 * may also get shift results if your system clock is not synchronised 
 * with your hardware clock. See <command>man hwclock</command>.
 */
void
glibtop_get_proc_time(glibtop_proc_time *buf, pid_t pid)
{
	glibtop_get_proc_time_l(glibtop_global_server, buf, pid);
}


void
glibtop_get_proc_state(glibtop_proc_state *buf, pid_t pid)
{
	glibtop_get_proc_state_l(glibtop_global_server, buf, pid);
}


void
glibtop_get_proc_signal(glibtop_proc_signal *buf, pid_t pid)
{
	glibtop_get_proc_signal_l(glibtop_global_server, buf, pid);
}


void
glibtop_get_proc_segment(glibtop_proc_segment *buf, pid_t pid)
{
	glibtop_get_proc_segment_l(glibtop_global_server, buf, pid);
}


glibtop_open_files_entry *
glibtop_get_proc_open_files(glibtop_proc_open_files *buf, pid_t pid)
{
	return glibtop_get_proc_open_files_l(glibtop_global_server, buf, pid);
}


void
glibtop_get_proc_mem(glibtop_proc_mem *buf, pid_t pid)
{
	glibtop_get_proc_mem_l(glibtop_global_server, buf, pid);
}


glibtop_map_entry *
glibtop_get_proc_map(glibtop_proc_map *buf, pid_t pid)
{
	return glibtop_get_proc_map_l(glibtop_global_server, buf, pid);
}


char *
glibtop_get_proc_args(glibtop_proc_args *buf, pid_t pid, unsigned max_len)
{
	return glibtop_get_proc_args_l(glibtop_global_server, buf, pid, max_len);
}


char **
glibtop_get_proc_argv(glibtop_proc_args *buf, pid_t pid, unsigned max_len)
{
	return glibtop_get_proc_argv_l(glibtop_global_server, buf, pid, max_len);
}


pid_t*
glibtop_get_proclist(glibtop_proclist *buf, gint64 which, gint64 arg)
{
	return glibtop_get_proclist_l(glibtop_global_server, buf, which, arg);
}


void
glibtop_get_proc_kernel(glibtop_proc_kernel *buf, pid_t pid)
{
	glibtop_get_proc_kernel_l(glibtop_global_server, buf, pid);
}


/**
 * SECTION:ppp
 * @short_description: PPP Usage.
 * @see_also: #libgtop-netload, #libgtop-netlist
 * @stability: Stable
 *
 * Management of a PPP device.
 */

/**
 * glibtop_get_ppp:
 * @buf: A location to return the PPP usage
 * @short device: The device to ask information
 *
 * Get the PPP usage.
 */
void
glibtop_get_ppp(glibtop_ppp *buf, unsigned short device)
{
	glibtop_get_ppp_l(glibtop_global_server, buf, device);
}

/**
 * SECTION:netlist
 * @short_description: Network Devices List.
 * @see_also: #libgtop-netload
 * @stability: Stable
 *
 * The application class handles ...
 */

/**
 * glibtop_get_nelist:
 * @buf:
 *
 * Get the list of network devices.
 *
 * Returns: A list of network devices.
 */
char**
glibtop_get_netlist(glibtop_netlist *buf)
{
	return glibtop_get_netlist_l(glibtop_global_server, buf);
}

/**
 * SECTION:netload
 * @short_description: Network Load.
 * @see_also: #libtop-netlist
 * @stability: Stable
 *
 * The application class handles ...
 */


/**
 * glibtop_get_netload:
 * @buf: The variable where the results will be assigned.
 * @interface: The name of the network interface.
 *
 * Recolects network statistics for @interface
 * (which is the same than in <application>ifconfig</application>).  
 * The values are returned into @buf.
 */ 
void
glibtop_get_netload(glibtop_netload *buf, const char *interface)
{
	glibtop_get_netload_l(glibtop_global_server, buf, interface);
}


glibtop_mountentry *
glibtop_get_mountlist(glibtop_mountlist *buf, int all_fs)
{
	return glibtop_get_mountlist_l(glibtop_global_server, buf, all_fs);
}


/**
 * glibtop_get_mem:
 * @buf: Buffer where the output will be given.
 *
 * Get the memory usage. Unless explicitly stated otherwise, all memory
 * units are in bytes.
 */
void
glibtop_get_mem(glibtop_mem *buf)
{
	glibtop_get_mem_l(glibtop_global_server, buf);
}


void
glibtop_get_loadavg(glibtop_loadavg *buf)
{
	glibtop_get_loadavg_l(glibtop_global_server, buf);
}


void
glibtop_get_msg_limits(glibtop_msg_limits *buf)
{
	glibtop_get_msg_limits_l(glibtop_global_server, buf);
}


void
glibtop_get_sem_limits(glibtop_sem_limits *buf)
{
	glibtop_get_sem_limits_l(glibtop_global_server, buf);
}


void
glibtop_get_shm_limits(glibtop_shm_limits *buf)
{
	glibtop_get_shm_limits_l(glibtop_global_server, buf);
}


void
glibtop_get_sysdeps(glibtop_sysdeps *buf)
{
	glibtop_get_sysdeps_r(glibtop_global_server, buf);
}


/**
 * glibtop_get_proc_wd:
 * @buf:
 * @pid: Process id to get the user and tty information
 *
 * Get the root directory and the working directories
 *
 * Returns: A NULL-terminated list of working directories.
 */
char**
glibtop_get_proc_wd(glibtop_proc_wd *buf, pid_t pid)
{
	return glibtop_get_proc_wd_l(glibtop_global_server, buf, pid);
}