parsing.c File Reference

#include "user_config.h"
#include <inttypes.h>
#include <stdint.h>
#include <string.h>
#include "parsing.h"

Go to the source code of this file.

Functions
MEMSPACE void	sep ()
	print seperator More...
MEMSPACE void	trim_tail (char *str)
	Trim White space and control characters from end of string. More...
MEMSPACE char *	skipspaces (char *ptr)
	Skip white space in a string - tabs and spaces. More...
MEMSPACE char *	nextspace (char *ptr)
	Skip to first white space in a string - tabs and spaces. More...
MEMSPACE char *	skipchars (char *str, char *pat)
	Skip characters defined in user string. More...
MEMSPACE int	MATCH (char *str, char *pat)
	Compare two strings. More...
MEMSPACE int	MATCHARGS (char *str, char *pat, int min, int argc)
	Match two strings and compare argument index Display message if the number of arguments is too few. More...
MEMSPACE int	MATCHI (char *str, char *pat)
	Compare two strings without case. More...
MEMSPACE int	MATCH_LEN (char *str, char *pat)
	Compare two strings limted to length of pattern. More...
MEMSPACE int	MATCHI_LEN (char *str, char *pat)
	Compare two strings without case limted to length of pattern. More...
MEMSPACE int	split_args (char *str, char *argv[], int max)
	Split string into arguments stored in argv[] We split source string into arguments Warning: source string is modified! To save memory each gap in the source string is terminated with an EOS This becomes the end of string for each argument returned Warning: Do NOT modify the source string or argument contents while using them You can reassign new pointers to the arguments if you like. More...
MEMSPACE char *	get_token (char *str, char *token, int max)
	return next token More...
MEMSPACE int	token (char *str, char *pat)
	Search for token in a string matching user pattern. More...
MEMSPACE int32_t	get_value (char *str)
	get a number More...

Function Documentation

get_token()

MEMSPACE char* get_token	(	char *	str,
		char *	token,
		int	max
	)

return next token

• Skips all non printable ASCII characters before token
• Token returns only printable ASCII

Parameters

[in]	str	string to search.
[out]	token	token to return
[in]	max	maximum token size

Returns

pointer past token on success .

NULL if no token found

Definition at line 323 of file parsing.c.

Referenced by hpdir_find_drive(), and Read_Config().

get_value()

MEMSPACE int32_t get_value

(

char *

str

)

get a number

• Used only for debugging

  Parameters

  [in]

  str

  string to examine

  Returns

  value

Definition at line 432 of file parsing.c.

Referenced by assign_value(), gpib_tests(), hpdir_find_drive(), portio_tests(), Read_Config(), and user_task().

MATCH()

MEMSPACE int MATCH	(	char *	str,
		char *	pat
	)

Compare two strings.

Parameters

[in]	str	string to match.
[in]	pat	pattern to compare.

Returns

string lenth on match.

0 on no match.

Definition at line 143 of file parsing.c.

Referenced by drives_tests(), gpib_tests(), ls(), mkfs(), mount(), portio_tests(), posix_tests(), Read_Config(), stat(), td02lif(), td0_open(), and user_task().

MATCH_LEN()

MEMSPACE int MATCH_LEN	(	char *	str,
		char *	pat
	)

Compare two strings limted to length of pattern.

Parameters

[in]	str	string to match.
[in]	pat	pattern to compare.

Returns

string lenth on match.

0 on no match.

Warning

Matches sub strings so be caeful.

Definition at line 203 of file parsing.c.

MATCHARGS()

MEMSPACE int MATCHARGS	(	char *	str,
		char *	pat,
		int	min,
		int	argc
	)

Match two strings and compare argument index Display message if the number of arguments is too few.

Parameters

str	string to test
pat	pattern to match
min	minumum number or arguments
argc	actual number of arguments

Returns

1 on match, 0 on no match or too few arguments

Definition at line 161 of file parsing.c.

Referenced by fatfs_tests(), gpib_tests(), lif_tests(), and posix_tests().

MATCHI()

MEMSPACE int MATCHI	(	char *	str,
		char *	pat
	)

Compare two strings without case.

Parameters

[in]	str	string to match.
[in]	pat	pattern to compare.

Returns

string lenth on match.

0 on no match.

Definition at line 183 of file parsing.c.

Referenced by drives_tests(), fatfs_tests(), gpib_tests(), hpdir_find_drive(), lif_tests(), MATCHARGS(), mount(), portio_tests(), posix_tests(), td02lif(), tok_index(), and user_task().

MATCHI_LEN()

MEMSPACE int MATCHI_LEN	(	char *	str,
		char *	pat
	)

Compare two strings without case limted to length of pattern.

Parameters

[in]	str	string to match.
[in]	pat	pattern to compare.

Returns

string lenth on match.

0 on no match.

Warning

Matches sub strings so be caeful.

Definition at line 230 of file parsing.c.

Referenced by get_value(), and lif_tests().

nextspace()

MEMSPACE char* nextspace

(

char *

ptr

)

Skip to first white space in a string - tabs and spaces.

Parameters

[in]

ptr

input string

Returns

pointer to first white space character

Definition at line 88 of file parsing.c.

sep()

MEMSPACE void sep

(

)

print seperator

Definition at line 35 of file parsing.c.

Referenced by format_drives(), main(), and SS80_Test().

skipchars()

MEMSPACE char* skipchars	(	char *	str,
		char *	pat
	)

Skip characters defined in user string.

Parameters

[in]	str	string
[in]	pat	pattern string

Returns

pointer to string after skipped characters.

Definition at line 111 of file parsing.c.

skipspaces()

MEMSPACE char* skipspaces

(

char *

ptr

)

Skip white space in a string - tabs and spaces.

Parameters

[in]

ptr

input string

Returns

pointer to first non white space character

Definition at line 70 of file parsing.c.

Referenced by assign_value(), get_token(), get_value(), gpib_trace_task(), hpdir_find_drive(), split_args(), timetests(), and token().

split_args()

MEMSPACE int split_args	(	char *	str,
		char *	argv[],
		int	max
	)

Split string into arguments stored in argv[] We split source string into arguments Warning: source string is modified! To save memory each gap in the source string is terminated with an EOS This becomes the end of string for each argument returned Warning: Do NOT modify the source string or argument contents while using them You can reassign new pointers to the arguments if you like.

Parameters

	[in|out]	str: string to break up into arguments
[out]	*argv[]	token array
[in]	max	maximum argument count

Returns

count

Definition at line 260 of file parsing.c.

Referenced by user_task().

token()

MEMSPACE int token	(	char *	str,
		char *	pat
	)

Search for token in a string matching user pattern.

• Skips all non printable ASCII characters before trying match.

Parameters

[in]	str	string to search.
[in]	pat	pattern to search for.

Returns

string lenth on match.

0 on no match.

Definition at line 392 of file parsing.c.

Referenced by get_token(), hpdir_find_drive(), rcvr_datablock(), and Read_Config().

trim_tail()

MEMSPACE void trim_tail

(

char *

str

)

Trim White space and control characters from end of string.

Parameters

[in]

str

string

Returns

void

Warning

Overwrites White space and control characters with EOS.

Definition at line 49 of file parsing.c.

Referenced by cat(), get_token(), hpdir_find_drive(), lif_add_ascii_file_as_e010_wrapper(), lif_B2S(), lif_ctime_gmt(), and user_task().