inclusion file for binary bufrnoaa More...

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <getopt.h>
#include <time.h>
#include <utime.h>
#include <sys/time.h>
#include <sys/stat.h>

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Go to the source code of this file.

Macros
#define	BLEN 1024

#define	BUFRLEN 8388608

Functions
int	is_bufr (unsigned char *b)
	checks if an unsigned char from an array is the first char of 'BUFR' More...

int	is_endb (unsigned char *b)
	checks if an unsigned char from an array is the first char of '7777' More...

int	is_head (unsigned char *b)
	checks if an unsigned char from an array is the first char of '****' More...

int	is_head_custom (unsigned char *b, char mark)
	checks if an unsigned char from an array is the first char of repeated mark char four times More...

int	timeval_substract (struct timeval result, struct timeval x, struct timeval *y)
	Subtract the ‘struct timeval’ values X and Y, storing the result in RESULT. More...

int	read_args (int _argc, char *_argv[])
	read the arguments from stdio More...

void	print_usage (void)

void	print_version (void)

int	bufr_is_selected (char *name)
	returns 1 if selected message 0 otherwise More...

int	date_mtime_from_stat (char date, struct stat st)
	get a string with date and time from a struct stat More...

int	mtime_from_stat (char filename, struct stat st)
	modifies a file update time from a struct stat More...

Variables
int	STAGE

int	SELECT

int	INDIVIDUAL

int	COLECT

int	VERBOSE

int	LISTF

unsigned char	BUFR [BUFRLEN]

unsigned char	BUF [BLEN]

char	ENTRADA [256]

char	PREFIX [64]

struct stat	INSTAT

char	SEL [64]

char	SELS [64]

char	SELO [64]

char	SELU [64]

char	OWN []

char	HEADER_MARK

char	FINAL_SEP [4]

char	SEP []

Detailed Description

inclusion file for binary bufrnoaa

Definition in file bufrnoaa.h.

Macro Definition Documentation

◆ BLEN

#define BLEN 1024

Definition at line 34 of file bufrnoaa.h.

◆ BUFRLEN

#define BUFRLEN 8388608

Definition at line 36 of file bufrnoaa.h.

Function Documentation

◆ bufr_is_selected()

int bufr_is_selected ( char * name )

returns 1 if selected message 0 otherwise

Parameters

name	string with name to check

Definition at line 124 of file bufrnoaa_utils.c.

{
  if ( strlen ( SEL ) == 0 )
    return 0;
  if ( strchr ( SEL, name[1] ) == NULL )
    return 0;
  if ( name[1] == 'S' )
    {
      if ( strlen ( SELS ) == 0 )
        return 1;
      else if ( strchr ( SELS, name[2] ) == NULL )
        return 0;
    }
 
  if ( name[1] == 'O' )
    {
      if ( strlen ( SELO ) == 0 )
        return 1;
      else if ( strchr ( SELO, name[2] ) == NULL )
        return 0;
    }
 
  if ( name[1] == 'U' )
    {
      if ( strlen ( SELU ) == 0 )
        return 1;
      else if ( strchr ( SELU, name[2] ) == NULL )
        return 0;
    }
 
  return 1;
}

References SELO, SELS, and SELU.

Referenced by main().

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◆ date_mtime_from_stat()

nt date_mtime_from_stat	(	char *	date,
		struct stat *	st
	)

get a string with date and time from a struct stat

Parameters

date	string wuth the result
st	pointer to a strucr stat

Definition at line 163 of file bufrnoaa_utils.c.

{
  struct tm tim;
  memset ( &tim, 0, sizeof ( tim ) );
  gmtime_r ( & ( st->st_mtime ), &tim );
  strftime ( date, 16, "%Y%m%d%H%M%S", &tim );
  return 1;
}

Referenced by main().

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◆ is_bufr()

int is_bufr ( unsigned char * b )

checks if an unsigned char from an array is the first char of 'BUFR'

Parameters

b	pointer to unsigned char to check

Returns 1 if success, 0 othewise

Definition at line 33 of file bufrnoaa_utils.c.

{
  if ( b[0] == 'R' && b[1] == 'F' && b[2] == 'U' && b[3] == 'B' )
    return 1;
  return 0;
}

Referenced by main().

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◆ is_endb()

int is_endb ( unsigned char * b )

checks if an unsigned char from an array is the first char of '7777'

Parameters

b	pointer to unsigned char to check

Returns 1 if success, 0 othewise

Definition at line 76 of file bufrnoaa_utils.c.

{
  if ( b[0] == '7' && b[1] == '7' && b[2] == '7' && b[3] == '7' )
    return 1;
  return 0;
}

Referenced by main().

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◆ is_head()

int is_head ( unsigned char * b )

checks if an unsigned char from an array is the first char of '****'

Parameters

b	pointer to unsigned char to check

Returns 1 if success, 0 othewise

Definition at line 47 of file bufrnoaa_utils.c.

{
  if ( b[0] == '*' && b[1] == '*' && b[2] == '*' && b[3] == '*' )
    return 1;
  return 0;
}

◆ is_head_custom()

int is_head_custom	(	unsigned char *	b,
		char	mark
	)

checks if an unsigned char from an array is the first char of repeated mark char four times

Parameters

b	pointer to unsigned char to check
mark	char to be found repeated four times since b Returns 1 if success, 0 othewise

Definition at line 61 of file bufrnoaa_utils.c.

{
  if ( b[0] == mark && b[1] == mark && b[2] == mark && b[3] == mark )
    return 1;
  return 0;
}

Referenced by main().

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◆ mtime_from_stat()

int mtime_from_stat	(	char *	filename,
		struct stat *	st
	)

modifies a file update time from a struct stat

Parameters

filename	string with the pathname of file to modify
st	pointer to a struct stat as reference

Definition at line 178 of file bufrnoaa_utils.c.

{
  struct utimbuf ut;
  ut.modtime = st->st_mtime;
  ut.actime = st->st_mtime;
  utime ( filename, &ut );
  return 1;
}

Referenced by main().

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◆ print_usage()

void print_usage ( void )

Definition at line 37 of file bufrdeco_json.c.

{
  printf ( "Usage: \n" );
  printf ( "bufrdeco_test -i input_file [-h][more optional args...]\n" );
  printf ( "   -h Print this help\n" );
  printf ( "   -i Input file. Complete input path file for bufr file\n" );
  printf ( "   -J. Information, tree and data in json format. Equivalent to option -E01234\n" );
  printf ( "   -S first..last . Print only results for subsets in range first..last (First subset available is 0). Default is all subsets\n" );
  printf ( "   -T. Print expanded tree in json format\n" );
  printf ( "   -X. Extract first BUFR buffer found in input file (from first 'BUFR' item to next '7777')\n" );
  printf ( "   -0. Prints BUFR Sec 0 information in json format\n" );
  printf ( "   -1. Prints BUFR Sec 1 information in json format\n" );
  printf ( "   -2. Prints BUFR Sec 2 information in json format\n" );
  printf ( "   -3. Prints BUFR Sec 3 information in json format\n" );
  printf ( "   -4. Prints BUFR data in json format\n" );
 
}

References OWN, PACKAGE_VERSION, print_version(), and SELF.

Referenced by main(), and read_args().

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◆ print_version()

void print_version ( void )

Definition at line 114 of file bufrnoaa_io.c.

{
   char version[16], build[64], builder[32];
 
   bufrnoaa_get_version(version, build, builder, NULL, NULL, NULL);
   printf ("%s: Version '%s' built %s and %s.\n" , OWN, VERSION, build, builder);
}

References bufrnoaa_get_version(), OWN, and VERSION.

Referenced by print_usage(), and read_args().

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◆ read_args()

int read_args	(	int	_argc,
		char *	_argv[]
	)

read the arguments from stdio

Parameters

_argc	number of arguments passed
_argv	array of arguments

Returns 1 if succcess, -1 othewise

Definition at line 63 of file bufrdeco_json.c.

{
  int iopt;
  char *c, aux[128];
 
  // Default values
  EXTRACT = 0;
  PRINT_JSON_SEC0 = 0;
  PRINT_JSON_SEC1 = 0;
  PRINT_JSON_SEC2 = 0;
  PRINT_JSON_SEC3 = 0;
  PRINT_JSON_EXPANDED_TREE = 0;
 
  /*
     Read input options
  */
  while ( ( iopt = getopt ( _argc, _argv, "hi:JXT01234" ) ) !=-1 )
    switch ( iopt )
      {
      case 'X':
        EXTRACT = 1;
        break;
 
      case '0':
        PRINT_JSON_SEC0 = 1;
        break;
 
      case '1':
        PRINT_JSON_SEC1 = 1;
        break;
 
      case '2':
        PRINT_JSON_SEC2 = 1;
        break;
 
      case '3':
        PRINT_JSON_SEC3 = 1;
        break;
 
      case '4':
        PRINT_JSON_SEC4 = 1;
        break;
 
      case 'T':
        PRINT_JSON_EXPANDED_TREE = 1;
        break;
 
      case 'J':
        PRINT_JSON_SEC0 = 1;
        PRINT_JSON_SEC1 = 1;
        PRINT_JSON_SEC2 = 1;
        PRINT_JSON_SEC3 = 1;
        PRINT_JSON_SEC4 = 1;
        PRINT_JSON_EXPANDED_TREE = 1;
        break;
 
      case 'S':
        // Process subset sequence to show
        if ( strlen ( optarg ) < 128 &&
             strspn ( optarg, "0123456789." ) == strlen ( optarg ) )
          {
            if ( strstr ( optarg, ".." ) != NULL )
              {
                strcpy ( aux, optarg );
                c = strstr ( aux, ".." );
                if ( strlen ( c ) > 2 )
                  {
                    LAST_SUBSET = atoi ( c + 2 );
                  }
                *c = '\0';
                if ( aux[0] )
                  {
                    FIRST_SUBSET = atoi ( aux );
                  }
              }
            else
              {
                FIRST_SUBSET = atoi ( optarg );
                LAST_SUBSET = FIRST_SUBSET;
              }
          }
        break;
      case 'i':
        if ( strlen ( optarg ) < 256 )
          strcpy ( ENTRADA, optarg );
        break;
 
      case 'h':
      default:
        print_usage();
        exit ( EXIT_SUCCESS );
      }
 
  if ( ENTRADA[0] == '\0' )
    {
      printf ( "read_args(): It is needed an input file. Use -i option\n" );
      return -1;
    }
  return 1;
}

References COLECT, ENTRADA, EXTRACT, FINAL_SEP, FIRST_SUBSET, HEADER_MARK, INDIVIDUAL, LAST_SUBSET, LISTF, OWN, PREFIX, PRINT_JSON_EXPANDED_TREE, PRINT_JSON_SEC0, PRINT_JSON_SEC1, PRINT_JSON_SEC2, PRINT_JSON_SEC3, PRINT_JSON_SEC4, print_usage(), print_version(), SELECT, SELO, SELS, SELU, SEP, and VERBOSE.

Referenced by main().

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◆ timeval_substract()

int timeval_substract	(	struct timeval *	result,
		struct timeval *	x,
		struct timeval *	y
	)

Subtract the ‘struct timeval’ values X and Y, storing the result in RESULT.

Parameters

result	pointer to a struct timeval where to set the result
x	pointer to struct timeval as X in (X - Y)
y	pointer to struct timeval as Y in (X - Y)

Return 1 if the difference is negative, otherwise 0.

Definition at line 93 of file bufrnoaa_utils.c.

{
  /* Perform the carry for the later subtraction by updating Y. */
  if ( x->tv_usec < y->tv_usec )
    {
      int nsec = ( y->tv_usec - x->tv_usec ) / 1000000 + 1;
      y->tv_usec -= 1000000 * nsec;
      y->tv_sec += nsec;
    }
  if ( x->tv_usec - y->tv_usec > 1000000 )
    {
      int nsec = ( x->tv_usec - y->tv_usec ) / 1000000;
      y->tv_usec += 1000000 * nsec;
      y->tv_sec -= nsec;
    }
 
  /* Compute the time remaining to wait.
     `tv_usec' is certainly positive. */
  result->tv_sec = x->tv_sec - y->tv_sec;
  result->tv_usec = x->tv_usec - y->tv_usec;
 
  /* Return 1 if result is negative. */
  return x->tv_sec < y->tv_sec;
}

Referenced by main().

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Variable Documentation

◆ BUF

unsigned char BUF[BLEN]

extern

Definition at line 195 of file bufrnoaa.c.

Referenced by main().

◆ BUFR

unsigned char BUFR[BUFRLEN]

extern

Definition at line 25 of file bufrdeco_json.c.

◆ COLECT

int COLECT

Definition at line 38 of file bufrnoaa.h.

◆ ENTRADA

char ENTRADA[256]

extern

Definition at line 27 of file bufrdeco_json.c.

Referenced by main(), and read_args().

◆ FINAL_SEP

char FINAL_SEP[4]

extern

Definition at line 207 of file bufrnoaa.c.

Referenced by main(), and read_args().

◆ HEADER_MARK

char HEADER_MARK

extern

Header mark character who is repeated four times at the begining

Definition at line 202 of file bufrnoaa.c.

Referenced by main(), and read_args().

◆ INDIVIDUAL

int INDIVIDUAL

Definition at line 38 of file bufrnoaa.h.

◆ INSTAT

struct stat INSTAT

extern

Definition at line 204 of file bufrnoaa.c.

Referenced by main().

◆ LISTF

int LISTF

extern

if != then a list of messages in bin file is generated

Definition at line 193 of file bufrnoaa.c.

Referenced by main(), and read_args().

◆ OWN

char OWN[]

extern

Definition at line 205 of file bufrnoaa.c.

Referenced by main(), print_usage(), print_version(), and read_args().

◆ PREFIX

char PREFIX[64]

Definition at line 42 of file bufrnoaa.h.

◆ SEL

char SEL[64]

extern

Selection string for argument -T according with T1

Definition at line 197 of file bufrnoaa.c.

◆ SELECT

int SELECT

Definition at line 38 of file bufrnoaa.h.

◆ SELO

char SELO[64]

Definition at line 44 of file bufrnoaa.h.

◆ SELS

char SELS[64]

Definition at line 44 of file bufrnoaa.h.

◆ SELU

char SELU[64]

Definition at line 44 of file bufrnoaa.h.

◆ SEP

char SEP[]

extern

Definition at line 206 of file bufrnoaa.c.

Referenced by read_args().

◆ STAGE

int STAGE

extern

Definition at line 192 of file bufrnoaa.c.

Referenced by main().

◆ VERBOSE

int VERBOSE

Definition at line 38 of file bufrnoaa.h.

Macros

Functions

Variables

Detailed Description

Macro Definition Documentation

◆ BLEN

◆ BUFRLEN

Function Documentation

◆ bufr_is_selected()

◆ date_mtime_from_stat()

◆ is_bufr()

◆ is_endb()

◆ is_head()

◆ is_head_custom()

◆ mtime_from_stat()

◆ print_usage()

◆ print_version()

◆ read_args()

◆ timeval_substract()

Variable Documentation

◆ BUF

◆ BUFR

◆ COLECT

◆ ENTRADA

◆ FINAL_SEP

◆ HEADER_MARK

◆ INDIVIDUAL

◆ INSTAT

◆ LISTF

◆ OWN

◆ PREFIX

◆ SEL

◆ SELECT

◆ SELO

◆ SELS

◆ SELU

◆ SEP

◆ STAGE

◆ VERBOSE