chdk_pipe.c File Reference

#include <stdio.h>
#include <stdlib.h>
#include <fcntl.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <unistd.h>
#include <signal.h>
#include <string.h>
#include "chdk_pipe.h"

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Macros
#define	READ   0
#define	WRITE   1
#define	MAX_FILENAME   255
#define	SHELL   "/root/develop/allthings_obc2014/src/popcorn/popcorn.sh"

Functions
static void	wait_for_cmd (int timeout)
	Wait for the commandline to be available TODO: add timeout. More...
static void	wait_for_img (char *filename, int timeout)
	Wait for the image to be available TODO: add timeout. More...
static pid_t	popen2 (const char *command, int *infp, int *outfp)
	Open a process with stdin and stdout. More...
void	chdk_pipe_init (void)
	Initialize the CHDK pipe. More...
void	chdk_pipe_deinit (void)
	Deinitialize CHDK pipe. More...
void	chdk_pipe_shoot (char *filename)
	Shoot an image. More...

Variables
const char *	setup
static int	fo
static int	fi

Macro Definition Documentation

MAX_FILENAME

#define MAX_FILENAME   255

Definition at line 17 of file chdk_pipe.c.

READ

#define READ   0

Definition at line 15 of file chdk_pipe.c.

SHELL

#define SHELL   "/root/develop/allthings_obc2014/src/popcorn/popcorn.sh"

Definition at line 18 of file chdk_pipe.c.

WRITE

#define WRITE   1

Definition at line 16 of file chdk_pipe.c.

Function Documentation

chdk_pipe_deinit()

void chdk_pipe_deinit

(

void

)

Deinitialize CHDK pipe.

Definition at line 79 of file chdk_pipe.c.

References fi.

Referenced by main().

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chdk_pipe_init()

void chdk_pipe_init

(

void

)

Initialize the CHDK pipe.

Definition at line 50 of file chdk_pipe.c.

References fi, fo, popen2(), setup, SHELL, and wait_for_cmd().

Referenced by main().

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chdk_pipe_shoot()

void chdk_pipe_shoot

(

char *

filename

)

Shoot an image.

Definition at line 92 of file chdk_pipe.c.

References fi, and wait_for_img().

Referenced by handle_msg_shoot().

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popen2()

static pid_t popen2 ( const char *  command, int *  infp, int *  outfp  )

static

Open a process with stdin and stdout.

Definition at line 137 of file chdk_pipe.c.

References READ, and WRITE.

Referenced by chdk_pipe_init().

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wait_for_cmd()

static void wait_for_cmd ( int  timeout )

static

Wait for the commandline to be available TODO: add timeout.

Definition at line 126 of file chdk_pipe.c.

References fo.

Referenced by chdk_pipe_init(), and wait_for_img().

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wait_for_img()

static void wait_for_img ( char *  filename, int  timeout  )

static

Wait for the image to be available TODO: add timeout.

Definition at line 102 of file chdk_pipe.c.

References fo, timeout, and wait_for_cmd().

Referenced by chdk_pipe_shoot().

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Variable Documentation

fi

int fi

static

Definition at line 24 of file chdk_pipe.c.

Referenced by chdk_pipe_deinit(), chdk_pipe_init(), and chdk_pipe_shoot().

fo

int fo

static

Definition at line 24 of file chdk_pipe.c.

Referenced by chdk_pipe_init(), wait_for_cmd(), and wait_for_img().

setup

const char* setup

Initial value:

=
  "lua props=require(\"propcase\");print(\"SetupScript\");set_prop(props.ISO_MODE,3200);set_prop(props.FLASH_MODE,2);set_prop(props.RESOLUTION,0);set_prop(props.DATE_STAMP,0);set_prop(props.AF_ASSIST_BEAM,0);set_prop(props.QUALITY,0);print(\"Ready\");\n"

Definition at line 21 of file chdk_pipe.c.

Referenced by chdk_pipe_init().