mpd/src/buffer2array.c
Max Kellermann 2598cdd868 buffer2array: use GLib's g_ascii_isspace()
g_ascii_isspace() includes \r and \n.  This means that lines from a
text file don't have to be chopped prior to buffer2array().
2008-12-28 19:54:39 +01:00

133 lines
3.2 KiB
C

/* the Music Player Daemon (MPD)
* Copyright (C) 2003-2007 by Warren Dukes (warren.dukes@gmail.com)
* This project's homepage is: http://www.musicpd.org
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "buffer2array.h"
#include <glib.h>
#include <string.h>
int buffer2array(char *buffer, char *array[], const int max)
{
int i = 0;
char *c = buffer;
while (*c != '\0' && i < max) {
if (*c == '\"') {
array[i++] = ++c;
while (*c != '\0') {
if (*c == '\"') {
*(c++) = '\0';
break;
}
else if (*(c++) == '\\' && *c != '\0') {
memmove(c - 1, c, strlen(c) + 1);
}
}
} else {
c = g_strchug(c);
if (*c == '\0')
return i;
array[i++] = c++;
while (!g_ascii_isspace(*c) && *c != '\0')
++c;
}
if (*c == '\0')
return i;
*(c++) = '\0';
c = g_strchug(c);
}
return i;
}
#ifdef UNIT_TEST
#include <stdio.h>
#include <string.h>
#include <assert.h>
int main()
{
char *a[4] = { NULL };
char *b;
int max;
b = strdup("lsinfo \"/some/dir/name \\\"test\\\"\"");
assert(b);
max = buffer2array(b, a, 4);
assert( !strcmp("lsinfo", a[0]) );
assert( !strcmp("/some/dir/name \"test\"", a[1]) );
assert( !a[2] );
b = strdup("lsinfo \"/some/dir/name \\\"test\\\" something else\"");
assert(b);
max = buffer2array(b, a, 4);
assert( !strcmp("lsinfo", a[0]) );
assert( !strcmp("/some/dir/name \"test\" something else", a[1]) );
assert( !a[2] );
b = strdup("lsinfo \"/some/dir\\\\name\"");
assert(b);
max = buffer2array(b, a, 4);
assert( !strcmp("lsinfo", a[0]) );
assert( !strcmp("/some/dir\\name", a[1]) );
assert( !a[2] );
b = strdup("lsinfo \"/some/dir name\"");
assert(b);
max = buffer2array(b, a, 4);
assert( !strcmp("lsinfo", a[0]) );
assert( !strcmp("/some/dir name", a[1]) );
assert( !a[2] );
b = strdup("lsinfo \"\\\"/some/dir\\\"\"");
assert(b);
max = buffer2array(b, a, 4);
assert( !strcmp("lsinfo", a[0]) );
assert( !strcmp("\"/some/dir\"", a[1]) );
assert( !a[2] );
b = strdup("lsinfo \"\\\"/some/dir\\\" x\"");
assert(b);
max = buffer2array(b, a, 4);
assert( !strcmp("lsinfo", a[0]) );
assert( !strcmp("\"/some/dir\" x", a[1]) );
assert( !a[2] );
b = strdup("lsinfo \"single quote\\'d from php magicquotes\"");
assert(b);
max = buffer2array(b, a, 4);
assert( !strcmp("lsinfo", a[0]) );
assert( !strcmp("single quote\'d from php magicquotes", a[1]) );
assert( !a[2] );
b = strdup("lsinfo \"double quote\\\"d from php magicquotes\"");
assert(b);
max = buffer2array(b, a, 4);
assert( !strcmp("lsinfo", a[0]) );
assert( !strcmp("double quote\"d from php magicquotes", a[1]) );
assert( !a[2] );
return 0;
}
#endif