strlist.c File Reference

#include "download.h"
#include "strlist.h"
#include <float.h>
#include <math.h>
#include "utils.h"

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Functions
void	strlist_free (struct StrList **pStrList)
void	strlist_append (struct StrList **pStrList, char *str)
int	strlist_append_file (struct StrList *pStrList, char *_path, ReaderFn *readerFn)
int	strlist_contains (struct StrList *pStrList, const char *value, size_t *index_of)
void	strlist_append_strlist (struct StrList *pStrList1, struct StrList *pStrList2)
void	strlist_append_array (struct StrList *pStrList, char **arr)
int	strlist_append_tokenize (struct StrList *pStrList, char *str, char *delim)
int	strlist_append_tokenize_raw (struct StrList *pStrList, char *str, char *delim)
int	strlist_appendf (struct StrList **pStrList, const char *fmt,...)
struct StrList *	strlist_copy (struct StrList *pStrList)
void	strlist_remove (struct StrList *pStrList, size_t index)
int	strlist_cmp (struct StrList *a, struct StrList *b)
void	strlist_sort (struct StrList *pStrList, unsigned int mode)
void	strlist_reverse (struct StrList *pStrList)
size_t	strlist_count (struct StrList *pStrList)
void	strlist_set (struct StrList **pStrList, size_t index, char *value)
void	strlist_set_error (int flag)
const char *	strlist_get_error (int flag)
void	strlist_clear_error ()
char *	strlist_item (struct StrList *pStrList, size_t index)
char *	strlist_item_as_str (struct StrList *pStrList, size_t index)
char	strlist_item_as_char (struct StrList *pStrList, size_t index)
unsigned char	strlist_item_as_uchar (struct StrList *pStrList, size_t index)
short	strlist_item_as_short (struct StrList *pStrList, size_t index)
unsigned short	strlist_item_as_ushort (struct StrList *pStrList, size_t index)
int	strlist_item_as_int (struct StrList *pStrList, size_t index)
unsigned int	strlist_item_as_uint (struct StrList *pStrList, size_t index)
long	strlist_item_as_long (struct StrList *pStrList, size_t index)
unsigned long	strlist_item_as_ulong (struct StrList *pStrList, size_t index)
long long	strlist_item_as_long_long (struct StrList *pStrList, size_t index)
unsigned long long	strlist_item_as_ulong_long (struct StrList *pStrList, size_t index)
float	strlist_item_as_float (struct StrList *pStrList, size_t index)
double	strlist_item_as_double (struct StrList *pStrList, size_t index)
long double	strlist_item_as_long_double (struct StrList *pStrList, size_t index)
struct StrList *	strlist_init ()

Variables
const char *	strlist_error_msgs []
int	strlist_errno = 0

Detailed Description

String array convenience functions

Function Documentation

strlist_append()

void strlist_append	(	struct StrList **	pStrList,
		char *	str )

Append a value to the list

Parameters

pStrList	StrList
str

strlist_append_array()

void strlist_append_array	(	struct StrList *	pStrList,
		char **	arr )

Append the contents of an array of pointers to char

Parameters

pStrList	StrList
arr	NULL terminated array of strings

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strlist_append_file()

int strlist_append_file	(	struct StrList *	pStrList,
		char *	_path,
		ReaderFn *	readerFn )

Append lines from a local file or remote URL (HTTP/s only)

Parameters

pStrList
_path	file path or HTTP/s address
readerFn	pointer to a reader function (use NULL to retrieve all data)

Returns

0=success 1=no data, -1=error (spmerrno set)

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strlist_append_strlist()

void strlist_append_strlist	(	struct StrList *	pStrList1,
		struct StrList *	pStrList2 )

Append the contents of pStrList2 to pStrList1

Parameters

pStrList1	StrList
pStrList2	StrList

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strlist_append_tokenize()

int strlist_append_tokenize	(	struct StrList *	pStrList,
		char *	str,
		char *	delim )

Append the contents of a newline delimited string

Parameters

pStrList	StrList
str
delim

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strlist_append_tokenize_raw()

int strlist_append_tokenize_raw	(	struct StrList *	pStrList,
		char *	str,
		char *	delim )

Append the contents of a newline delimited string without modifying the input str

Parameters

pStrList	StrList
str
delim

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strlist_appendf()

int strlist_appendf	(	struct StrList **	pStrList,
		const char *	fmt,
			... )

Append a formatted string Behavior is identical to asprintf-family of functions

Parameters

pStrList	StrList
fmt	printf format string
...	format arguments

Returns

same as vasnprintf

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strlist_cmp()

int strlist_cmp	(	struct StrList *	a,
		struct StrList *	b )

Compare two StrLists

Parameters

a	StrList structure
b	StrList structure

Returns

same=0, different=1, error=-1 (a is NULL), -2 (b is NULL)

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strlist_contains()

int strlist_contains	(	struct StrList *	pStrList,
		const char *	value,
		size_t *	index_of )

Is value present in pStrList? The caller should test for success before using the value index_of

const char *needle = "world!";
 
struct StrList *haystack = strlist_init();
strlist_append(&haystack, "hello");
strlist_append(&haystack, "world!");
 
size_t index_of_item;
if (strlist_contains(haystack, needle, &index_of_item)) {
    const char *item = strlist_item(haystack, index_of_item);
    // index_of_item == 1
    // item is "world!"
} else {
    fprintf(stderr, "%s not found\n", needle);
}

Parameters

pStrList	pointer to StrList
index_of	(result) index of string in pStrList, if found
value	string to search for in pStrList

Returns

1 found

0 not found

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strlist_copy()

struct StrList * strlist_copy

(

struct StrList *

pStrList

)

Produce a new copy of a StrList

Parameters

pStrList

StrList

Returns

StrList copy

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strlist_count()

size_t strlist_count

(

struct StrList *

pStrList

)

Get the count of values stored in a StrList

Parameters

pStrList

Returns

strlist_free()

void strlist_free

(

struct StrList **

pStrList

)

Parameters

pStrList

StrList

strlist_init()

struct StrList * strlist_init

(

)

Initialize an empty StrList

Returns

StrList

strlist_item()

char * strlist_item	(	struct StrList *	pStrList,
		size_t	index )

Retrieve data from a StrList

Parameters

pStrList
index

Returns

string

strlist_item_as_char()

char strlist_item_as_char	(	struct StrList *	pStrList,
		size_t	index )

Convert value at index to char

Parameters

pStrList
index

Returns

char

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strlist_item_as_double()

double strlist_item_as_double	(	struct StrList *	pStrList,
		size_t	index )

Convert value at index to double

Parameters

pStrList
index

Returns

double

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strlist_item_as_float()

float strlist_item_as_float	(	struct StrList *	pStrList,
		size_t	index )

Convert value at index to float

Parameters

pStrList
index

Returns

float

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strlist_item_as_int()

int strlist_item_as_int	(	struct StrList *	pStrList,
		size_t	index )

Convert value at index to int

Parameters

pStrList
index

Returns

int

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strlist_item_as_long()

long strlist_item_as_long	(	struct StrList *	pStrList,
		size_t	index )

Convert value at index to long

Parameters

pStrList
index

Returns

long

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strlist_item_as_long_double()

long double strlist_item_as_long_double	(	struct StrList *	pStrList,
		size_t	index )

Convert value at index to long double

Parameters

pStrList
index

Returns

long double

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strlist_item_as_long_long()

long long strlist_item_as_long_long	(	struct StrList *	pStrList,
		size_t	index )

Convert value at index to long long

Parameters

pStrList
index

Returns

long long

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strlist_item_as_short()

short strlist_item_as_short	(	struct StrList *	pStrList,
		size_t	index )

Convert value at index to short

Parameters

pStrList
index

Returns

short

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strlist_item_as_str()

char * strlist_item_as_str	(	struct StrList *	pStrList,
		size_t	index )

Alias of strlist_item

Parameters

pStrList
index

Returns

string

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strlist_item_as_uchar()

unsigned char strlist_item_as_uchar	(	struct StrList *	pStrList,
		size_t	index )

Convert value at index to unsigned char

Parameters

pStrList
index

Returns

unsigned char

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strlist_item_as_uint()

unsigned int strlist_item_as_uint	(	struct StrList *	pStrList,
		size_t	index )

Convert value at index to unsigned int

Parameters

pStrList
index

Returns

unsigned int

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strlist_item_as_ulong()

unsigned long strlist_item_as_ulong	(	struct StrList *	pStrList,
		size_t	index )

Convert value at index to unsigned long

Parameters

pStrList
index

Returns

unsigned long

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strlist_item_as_ulong_long()

unsigned long long strlist_item_as_ulong_long	(	struct StrList *	pStrList,
		size_t	index )

Convert value at index to unsigned long long

Parameters

pStrList
index

Returns

unsigned long long

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strlist_item_as_ushort()

unsigned short strlist_item_as_ushort	(	struct StrList *	pStrList,
		size_t	index )

Convert value at index to unsigned short

Parameters

pStrList
index

Returns

unsigned short

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strlist_remove()

void strlist_remove	(	struct StrList *	pStrList,
		size_t	index )

Remove a record by index from a StrList

Parameters

pStrList
index

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strlist_reverse()

void strlist_reverse

(

struct StrList *

pStrList

)

Reverse the order of a StrList

Parameters

pStrList

strlist_set()

void strlist_set	(	struct StrList **	pStrList,
		size_t	index,
		char *	value )

Set value at index

Parameters

pStrList
index	pStrlist->data[index] to set
value	string

Returns

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strlist_sort()

void strlist_sort	(	struct StrList *	pStrList,
		unsigned int	mode )

Sort a StrList by mode

Parameters

pStrList
mode	Available modes: STRLIST_DEFAULT (alphabetic), STRLIST_ASC (ascending), STRLIST_DSC (descending)

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Variable Documentation

strlist_error_msgs

const char* strlist_error_msgs[]

Initial value:

= {
        "success",
        "index out of range",
        "invalid value for type",
        "unknown error",
}