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Re-did the cloning to handle its own master list.

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This commit is contained in:
waltje
2018-08-20 16:39:23 -04:00
parent 8705137000
commit edf88b1afc
2 changed files with 47 additions and 9 deletions
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48
src/device.c
View File

@@ -9,7 +9,7 @@
* Implementation of the generic device interface to handle
* all devices attached to the emulator.
*
* Version: @(#)device.c 1.0.12 2018/08/18
* Version: @(#)device.c 1.0.13 2018/08/20
*
* Authors: Fred N. van Kempen, <decwiz@yahoo.com>
* Miran Grca, <mgrca8@gmail.com>
@@ -55,34 +55,72 @@
#define DEVICE_MAX 256 /* max # of devices */
static void *device_priv[DEVICE_MAX];
typedef struct clonedev {
const device_t *master;
int count;
struct clonedev *next;
} clonedev_t;
static device_t *devices[DEVICE_MAX];
static void *device_priv[DEVICE_MAX];
static device_t *device_current;
static clonedev_t *clones;
/* Initialize the module for use. */
void
device_init(void)
{
clonedev_t *ptr, *cl;
memset(devices, 0x00, sizeof(devices));
ptr = NULL;
for (cl = clones; cl != NULL; cl = ptr->next) {
ptr = cl->next;
free(cl);
}
clones = NULL;
}
/* Clone a master device for multi-instance devices. */
const device_t *
device_clone(const device_t *master, int num)
device_clone(const device_t *master)
{
char temp[1024], *sp;
clonedev_t *cl, *ptr;
device_t *dev;
/* Look up the master. */
for (ptr = clones; ptr != NULL; ptr = ptr->next)
if (ptr->master == master) break;
/* If not found, add this master to the list. */
if (ptr == NULL) {
ptr = (clonedev_t *)malloc(sizeof(clonedev_t));
memset(ptr, 0x00, sizeof(clonedev_t));
if (clones != NULL) {
for (cl = clones; cl->next != NULL; cl = cl->next)
;
cl->next = ptr;
} else
clones = ptr;
ptr->master = master;
}
/* Create a new device. */
dev = (device_t *)malloc(sizeof(device_t));
/* Copy the master info. */
memcpy(dev, master, sizeof(device_t));
memcpy(dev, ptr->master, sizeof(device_t));
/* Set up a clone. */
sprintf(temp, "%s #%i", master->name, num);
if (++ptr->count > 1)
sprintf(temp, "%s #%i", ptr->master->name, ptr->count);
else
strcpy(temp, ptr->master->name);
sp = (char *)malloc(strlen(temp) + 1);
strcpy(sp, temp);
dev->name = (const char *)sp;

4
src/device.h
View File

@@ -8,7 +8,7 @@
*
* Definitions for the device handler.
*
* Version: @(#)device.h 1.0.6 2018/08/18
* Version: @(#)device.h 1.0.7 2018/08/20
*
* Authors: Fred N. van Kempen, <decwiz@yahoo.com>
* Miran Grca, <mgrca8@gmail.com>
@@ -115,7 +115,7 @@ extern "C" {
#endif
extern void device_init(void);
extern const device_t * device_clone(const device_t *master, int num);
extern const device_t * device_clone(const device_t *master);
extern void *device_add(const device_t *);
extern void device_add_ex(const device_t *d, void *priv);
extern void device_close_all(void);