mirror of
https://gitlab.freedesktop.org/pipewire/pipewire.git
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d9a51b5d14
mapper: place strings in a big array. Make it possible to configure array and map extend size.
103 lines
2.2 KiB
C
103 lines
2.2 KiB
C
/* Simple Plugin API
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* Copyright (C) 2016 Wim Taymans <wim.taymans@gmail.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#include <string.h>
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#include <pinos/client/array.h>
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#include <pinos/client/log.h>
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#include <pinos/client/utils.h>
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const char *
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pinos_split_walk (const char *str,
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const char *delimiter,
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size_t *len,
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const char **state)
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{
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const char *s = *state ? *state : str;
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if (*s == '\0')
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return NULL;
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*len = strcspn (s, delimiter);
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*state = s + *len;
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*state += strspn (*state, delimiter);
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return s;
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}
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char **
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pinos_split_strv (const char *str,
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const char *delimiter,
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int max_tokens,
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int *n_tokens)
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{
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const char *state = NULL, *s = NULL;
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PinosArray arr;
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size_t len;
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int n = 0;
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pinos_array_init (&arr, 16);
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s = pinos_split_walk (str, delimiter, &len, &state);
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while (s && n + 1 < max_tokens) {
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pinos_array_add_ptr (&arr, strndup (s, len));
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s = pinos_split_walk (str, delimiter, &len, &state);
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n++;
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}
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if (s) {
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pinos_array_add_ptr (&arr, strdup (s));
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n++;
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}
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pinos_array_add_ptr (&arr, NULL);
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*n_tokens = n;
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return arr.data;
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}
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void
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pinos_free_strv (char **str)
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{
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int i;
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for (i = 0; str[i]; i++)
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free (str[i]);
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free (str);
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}
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char *
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pinos_strip (char *str,
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const char *whitespace)
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{
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char *e, *l = NULL;
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str += strspn (str, whitespace);
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for (e = str; *e; e++)
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if (!strchr (whitespace, *e))
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l = e;
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if (l)
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*(l+1) = '\0';
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else
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*str = '\0';
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return str;
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}
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