lib/eggdrop/string.c File Reference

#include <eggdrop/eggdrop.h>

Go to the source code of this file.

Functions
int	egg_get_word (const char *text, const char **next, char **word)
int	egg_get_arg (const char *text, const char **next, char **arg)
int	egg_get_words (const char *text, const char **next, char **word,...)
int	egg_get_args (const char *text, const char **next, char **arg,...)
int	egg_get_word_array (const char *text, const char **next, char **word, int nwords)
int	egg_get_arg_array (const char *text, const char **next, char **args, int nargs)
int	egg_free_word_array (char **words, int nwords)
int	egg_free_arg_array (char **args, int nargs)
void	egg_append_static_str (char **dest, int *remaining, const char *src)
void	egg_append_str (char **dest, int *cur, int *max, const char *src)
int	str_ends_with (const char *text, const char *str)
int	str_starts_with (const char *text, const char *str)
void	str_tolower (char *str)
void	shuffleArray (char *array[], size_t n)
Variables
static const char	rcsid [] = "$Id: string.c,v 1.5 2007-04-14 15:21:12 sven Exp $"

---

Function Documentation

void egg_append_static_str	(	char **	dest,
		int *	remaining,
		const char *	src
	)

Definition at line 205 of file string.c.

Referenced by queue_entry_to_text().

{
  int len;

  if (!src || *remaining <= 0) return;

  len = strlen(src);
  if (len > *remaining) len = *remaining;

  memmove(*dest, src, len);
  *remaining -= len;
  *dest += len;
}

void egg_append_str	(	char **	dest,
		int *	cur,
		int *	max,
		const char *	src
	)

Definition at line 220 of file string.c.

Referenced by convert_ansi_code_to_mirc(), convert_mirc_color_to_ansi(), and telnet_filter_write().

{
  int len;

  if (!src) return;

  len = strlen(src);
  if (*cur + len + 10 > *max) {
    *max += len + 128;
    *dest = realloc(*dest, *max+1);
  }
  memmove(*dest + *cur, src, len);
  *cur += len;
}

int egg_free_arg_array	(	char **	args,
		int	nargs
	)

Definition at line 199 of file string.c.

References egg_free_word_array().

{
  return egg_free_word_array(args, nargs);
}

int egg_free_word_array	(	char **	words,
		int	nwords
	)

Definition at line 188 of file string.c.

References NULL.

Referenced by egg_free_arg_array(), got_actchan(), got_away(), got_botbroadcast(), got_botmsg(), got_chat(), got_join(), got_link(), got_motd(), got_nickchange(), got_nlinked(), got_part(), got_privmsg(), got_unlink(), got_versions(), and got_who().

{
  int i;

  for (i = 0; i < nwords; i++) {
    if (words[i]) free(words[i]);
    words[i] = NULL;
  }
  return(0);
}

int egg_get_arg	(	const char *	text,
		const char **	next,
		char **	arg
	)

Definition at line 51 of file string.c.

References NULL.

Referenced by egg_get_arg_array(), egg_get_args(), parse_chanset(), party_act(), party_chaninfo(), party_chanmembermode(), party_chanset(), party_link(), party_msg(), party_pls_chan(), party_set(), party_unlink(), party_whisper(), and party_whois().

{
  int len = 0, max = 64, inquote = 0, insingle = 0, n, done;

  if (!arg || !text) {
    if (next) *next = NULL;
    if (arg) *arg = NULL;
    return(-1);
  }
  while (isspace(*text)) text++;
  if (!*text) {
    if (next) *next = NULL;
    *arg = NULL;
    return(-1);
  }
  *arg = malloc(max+10);

  done = 0;
  while (!done) {
    n = strcspn(text, "\"\\ \t'");
    if (n) {
      /* Guarantee there is always some unused space left. */
      if (n + len + 10 > max) {
        max = 2*max + n + 10;
        *arg = realloc(*arg, max+1);
      }
      memcpy(*arg + len, text, n);
      len += n;
    }
    text += n;
    switch (*text) {
      case '"':
        if (insingle) (*arg)[len++] = '"';
        else if (inquote) inquote = 0;
        else inquote = 1;
        text++;
        break;
      case '\'':
        if (inquote) (*arg)[len++] = '\'';
        else if (insingle) insingle = 0;
        else insingle = 1;
        text++;
        break;
      case ' ':
      case '\t':
        /* If we're *not* in a quoted string, this is
         * the end. Otherwise, just copy it. */
        if (!insingle && !inquote) done = 1;
        else (*arg)[len++] = *text;
        text++;
        break;
      case '\\':
        text++;
        if (insingle) (*arg)[len++] = '\\';
        else if (!inquote) (*arg)[len++] = *text++;
        else if (*text == '\\' || *text == '"') (*arg)[len++] = *text++;
        else (*arg)[len++] = '\\';
        break;
      default:
        done = 1;
        break;
    }
  }
  while (*text && isspace(*text)) text++;
  if (next) *next = text;
  (*arg)[len] = 0;
  return(0);
}

int egg_get_arg_array	(	const char *	text,
		const char **	next,
		char **	args,
		int	nargs
	)

Definition at line 176 of file string.c.

References egg_get_arg(), and NULL.

{
  int i;

  for (i = 0; i < nargs; i++) {
    if (egg_get_arg(text, &text, args+i)) break;
  }
  while (i < nargs) args[i++] = NULL;
  if (next) *next = text;
  return(i);
}

int egg_get_args	(	const char *	text,
		const char **	next,
		char **	arg,
			...
	)

Definition at line 144 of file string.c.

References egg_get_arg(), and NULL.

Referenced by party_chattr(), party_chhandle(), party_chpass(), party_match(), party_matchattr(), party_matchwild(), party_minus_host(), and party_plus_host().

{
  va_list args;
  int nargs = 0;

  va_start(args, arg);
  while (arg) {
    if (egg_get_arg(text, &text, arg)) break;
    nargs++;
    arg = va_arg(args, char **);
  }
  while (arg) {
    *arg = NULL;
    arg = va_arg(args, char **);
  }
  va_end(args);
  if (next) *next = text;
  return(nargs);
}

int egg_get_word	(	const char *	text,
		const char **	next,
		char **	word
	)

Definition at line 26 of file string.c.

References NULL.

Referenced by egg_get_word_array(), egg_get_words(), got_bcast(), got_unlinked(), and oldbotnet_on_read().

{
  int len;
  const char *ptr;

  if (!word || !text) {
    if (next) *next = NULL;
    if (word) *word = NULL;
    return(-1);
  }
  while (isspace(*text)) text++;
  ptr = text;
  while (*ptr && !isspace(*ptr)) ptr++;
  if (next) *next = ptr;
  len = ptr - text;
  if (!len) {
    *word = NULL;
    return(-1);
  }
  *word = malloc(len + 1);
  memcpy(*word, text, len);
  (*word)[len] = 0;
  return(0);
}

int egg_get_word_array	(	const char *	text,
		const char **	next,
		char **	word,
		int	nwords
	)

Definition at line 164 of file string.c.

References egg_get_word(), and NULL.

Referenced by got_actchan(), got_away(), got_botbroadcast(), got_botmsg(), got_chat(), got_join(), got_link(), got_motd(), got_nickchange(), got_nlinked(), got_part(), got_privmsg(), got_unlink(), got_versions(), and got_who().

{
  int i;

  for (i = 0; i < nwords; i++) {
    if (egg_get_word(text, &text, word+i)) break;
  }
  while (i < nwords) word[i++] = NULL;
  if (next) *next = text;
  return(i);
}

int egg_get_words	(	const char *	text,
		const char **	next,
		char **	word,
			...
	)

Definition at line 124 of file string.c.

References egg_get_word(), and NULL.

Referenced by party_plus_bot(), and party_plus_obot().

{
  va_list args;
  int nwords = 0;

  va_start(args, word);
  while (word) {
    if (egg_get_word(text, &text, word)) break;
    nwords++;
    word = va_arg(args, char **);
  }
  while (word) {
    *word = NULL;
    word = va_arg(args, char **);
  }
  va_end(args);
  if (next) *next = text;
  return(nwords);
}

void shuffleArray	(	char *	array[],
		size_t	n
	)

Definition at line 273 of file string.c.

References NULL.

Referenced by egg_dns_lookup(), and egg_dns_reverse().

{
  size_t j = 0, i = 0;
  char *temp = NULL;

  for (i = 0; i < n; i++) {
    j = i + random() / (RAND_MAX / (n - i) + 1);
    temp = array[j];
    array[j] = array[i];
    array[i] = temp;
  }
}

int str_ends_with	(	const char *	text,
		const char *	str
	)

Definition at line 236 of file string.c.

References egg_return_val_if_fail, and NULL.

{
  int len1, len2;

  egg_return_val_if_fail (text != NULL, 0);
  egg_return_val_if_fail (str != NULL, 0);

  len1 = strlen (text);
  len2 = strlen (str);

  if (len2 > len1)
    return 0;

  return (strcmp (text + (len1 - len2), str) == 0);
}

int str_starts_with	(	const char *	text,
		const char *	str
	)

Definition at line 253 of file string.c.

References egg_return_val_if_fail, and NULL.

{
  egg_return_val_if_fail (text != NULL, 0);
  egg_return_val_if_fail (str != NULL, 0);

  while (*text && *str && *text++ == *str++)
    ;

  return (*str);
}

void str_tolower

(

char *

str

)

Definition at line 264 of file string.c.

Referenced by cache_lookup(), LookupWord(), uhost_cache_addref(), and uhost_cache_swap().

{
  while (*str) {
    *str = tolower(*str);
    str++;
  }
}

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Variable Documentation

const char rcsid[] = "$Id: string.c,v 1.5 2007-04-14 15:21:12 sven Exp $" [static]

Definition at line 21 of file string.c.