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[common] converted stringlist to a generic objectlist

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This commit is contained in:
Geoffrey McRae 2019-11-04 16:41:57 +11:00
parent caebddce4d
commit 0851ae6f14
6 changed files with 145 additions and 88 deletions
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2
VERSION
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@ -1 +1 @@
B1-20-g01da541815+1
B1-21-gcaebddce4d+1

2
common/CMakeLists.txt
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@ -10,8 +10,8 @@ if(ENABLE_BACKTRACE)
endif()
set(COMMON_SOURCES
src/objectlist.c
src/stringutils.c
src/stringlist.c
src/option.c
src/framebuffer.c
)

33
common/include/common/objectlist.h Normal file
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@ -0,0 +1,33 @@
/*
KVMGFX Client - A KVM Client for VGA Passthrough
Copyright (C) 2017-2019 Geoffrey McRae <geoff@hostfission.com>
https://looking-glass.hostfission.com
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 <stdbool.h>
typedef struct ObjectList * ObjectList;
typedef void (*ObjectFreeFn)(void * object);
ObjectList objectlist_new (ObjectFreeFn free_fn);
void objectlist_free (ObjectList * sl);
int objectlist_push (ObjectList sl, char * str);
unsigned int objectlist_count(ObjectList sl);
char * objectlist_at (ObjectList sl, unsigned int index);
// generic free method
void objectlist_free_item(void *object);

33
common/include/common/stringlist.h
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@ -17,12 +17,31 @@ this program; if not, write to the Free Software Foundation, Inc., 59 Temple
Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <stdbool.h>
#include "objectlist.h"
typedef struct StringList * StringList;
typedef ObjectList StringList;
StringList stringlist_new (bool owns_strings);
void stringlist_free (StringList * sl);
int stringlist_push (StringList sl, char * str);
unsigned int stringlist_count(StringList sl);
char * stringlist_at (StringList sl, unsigned int index);
inline static StringList stringlist_new(bool owns_strings)
{
return objectlist_new(owns_strings ? objectlist_free_item : 0);
}
inline static void stringlist_free(StringList * sl)
{
return objectlist_free(sl);
}
inline static int stringlist_push (StringList sl, char * str)
{
return objectlist_push(sl, str);
}
inline static unsigned int stringlist_count(StringList sl)
{
return objectlist_count(sl);
}
inline static char * stringlist_at(StringList sl, unsigned int index)
{
return objectlist_at(sl, index);
}

84
common/src/objectlist.c Normal file
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@ -0,0 +1,84 @@
/*
KVMGFX Client - A KVM Client for VGA Passthrough
Copyright (C) 2017-2019 Geoffrey McRae <geoff@hostfission.com>
https://looking-glass.hostfission.com
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 "common/objectlist.h"
#include <stdlib.h>
struct ObjectList
{
ObjectFreeFn free_fn;
unsigned int size;
unsigned int count;
char ** list;
};
ObjectList objectlist_new(ObjectFreeFn free_fn)
{
ObjectList ol = malloc(sizeof(struct ObjectList));
ol->free_fn = free_fn;
ol->size = 32;
ol->count = 0;
ol->list = malloc(sizeof(void *) * ol->size);
return ol;
}
void objectlist_free(ObjectList * ol)
{
if ((*ol)->free_fn)
for(unsigned int i = 0; i < (*ol)->count; ++i)
(*ol)->free_fn((*ol)->list[i]);
free((*ol)->list);
free((*ol));
*ol = NULL;
}
int objectlist_push (ObjectList ol, char * str)
{
if (ol->count == ol->size)
{
ol->size += 32;
ol->list = realloc(ol->list, sizeof(char *) * ol->size);
}
unsigned int index = ol->count;
ol->list[ol->count++] = str;
return index;
}
unsigned int objectlist_count(ObjectList ol)
{
return ol->count;
}
char * objectlist_at(ObjectList ol, unsigned int index)
{
if (index >= ol->count)
return NULL;
return ol->list[index];
}
void objectlist_free_item(void *object)
{
free(object);
}

79
common/src/stringlist.c
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@ -1,79 +0,0 @@
/*
KVMGFX Client - A KVM Client for VGA Passthrough
Copyright (C) 2017-2019 Geoffrey McRae <geoff@hostfission.com>
https://looking-glass.hostfission.com
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 "common/stringlist.h"
#include <stdlib.h>
struct StringList
{
bool owns_strings;
unsigned int size;
unsigned int count;
char ** list;
};
StringList stringlist_new(bool owns_strings)
{
StringList sl = malloc(sizeof(struct StringList));
sl->owns_strings = owns_strings;
sl->size = 32;
sl->count = 0;
sl->list = malloc(sizeof(char *) * sl->size);
return sl;
}
void stringlist_free(StringList * sl)
{
if ((*sl)->owns_strings)
for(unsigned int i = 0; i < (*sl)->count; ++i)
free((*sl)->list[i]);
free((*sl)->list);
free((*sl));
*sl = NULL;
}
int stringlist_push (StringList sl, char * str)
{
if (sl->count == sl->size)
{
sl->size += 32;
sl->list = realloc(sl->list, sizeof(char *) * sl->size);
}
unsigned int index = sl->count;
sl->list[sl->count++] = str;
return index;
}
unsigned int stringlist_count(StringList sl)
{
return sl->count;
}
char * stringlist_at(StringList sl, unsigned int index)
{
if (index >= sl->count)
return NULL;
return sl->list[index];
}