X-Git-Url: https://git.draconx.ca/gitweb/upkg.git/blobdiff_plain/6637b91cdb7b3d3e923f3d72e36be07e9009e7e8..4a3125b61348969b91b9642bba803fc17135c189:/src/uobject.c
diff --git a/src/uobject.c b/src/uobject.c
index 94b5942..b029cbf 100644
--- a/src/uobject.c
+++ b/src/uobject.c
@@ -1,16 +1,33 @@
+/*
+ * upkg: tool for manipulating Unreal Tournament packages.
+ * Copyright (C) 2009 Nick Bowler
+ *
+ * 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 3 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, see .
+ */
+
#include
#include
#include
#include
#include
-#include "uobject.h"
+#include
#include "upkg.h"
#include "pack.h"
-#include "avl.h"
#define U_OBJECT_GET_PRIV(o) \
- G_TYPE_INSTANCE_GET_PRIVATE(o, U_OBJECT_TYPE, struct uobject_priv)
+ G_TYPE_INSTANCE_GET_PRIVATE(o, U_OBJECT_TYPE, struct u_object_priv)
enum {
PROPERTY_BYTE = 1,
@@ -30,32 +47,15 @@ enum {
PROPERTY_FIXEDARRAY,
};
-struct uobject_property {
- const char *name;
- GValue val;
-};
-
-struct uobject_priv {
+struct u_object_priv {
struct upkg_file *f;
size_t base, len;
- struct avl_table *properties;
-
unsigned char buf[2048];
unsigned long nbuf;
};
-/* AVL tree functions. */
-static int propcmp(const void *_a, const void *_b, void *_data)
-{
- const struct uobject_property *a = _a, *b = _b;
- return strcmp(a->name, b->name);
-}
-
-static void propfree(void *item, void *data)
-{
- free(item);
-}
+G_DEFINE_TYPE(UObject, u_object, G_TYPE_OBJECT);
static unsigned long
get_real_size(unsigned long *real, unsigned size, unsigned char *buf, size_t n)
@@ -89,7 +89,7 @@ get_real_size(unsigned long *real, unsigned size, unsigned char *buf, size_t n)
static unsigned long
decode_property(UObject *o, const char *name, struct upkg_file *f, unsigned long len)
{
- struct uobject_priv *priv = U_OBJECT_GET_PRIV(o);
+ struct u_object_priv *priv = U_OBJECT_GET_PRIV(o);
unsigned long real_size, rc;
int type, size, top;
GValue val = {0};
@@ -113,14 +113,14 @@ decode_property(UObject *o, const char *name, struct upkg_file *f, unsigned long
return 0;
g_value_init(&val, G_TYPE_UCHAR);
g_value_set_uchar(&val, priv->buf[len]);
- u_object_set_property(o, name, &val);
+ g_object_set_property(G_OBJECT(o), name, &val);
break;
case PROPERTY_INTEGER:
if (priv->nbuf-len < 4)
return 0;
g_value_init(&val, G_TYPE_ULONG);
g_value_set_ulong(&val, unpack_32_le(priv->buf+len));
- u_object_set_property(o, name, &val);
+ g_object_set_property(G_OBJECT(o), name, &val);
break;
default:
fprintf(stderr, "Unhandled property type %x\n", (unsigned)type);
@@ -143,7 +143,7 @@ decode_property(UObject *o, const char *name, struct upkg_file *f, unsigned long
/* Deserialize properties from an Unreal package. */
static int deserialize(UObject *o, struct upkg_file *f)
{
- struct uobject_priv *priv = U_OBJECT_GET_PRIV(o);
+ struct u_object_priv *priv = U_OBJECT_GET_PRIV(o);
unsigned long rc, tot_len = 0;
while (1) {
@@ -156,7 +156,7 @@ static int deserialize(UObject *o, struct upkg_file *f)
void *buf = priv->buf + priv->nbuf;
size_t amt = sizeof priv->buf - priv->nbuf;
rc = upkg_export_read(f, buf, amt);
- if (rc == 0)
+ if (rc == 0 && priv->nbuf == 0)
return -1;
priv->nbuf += rc;
}
@@ -165,20 +165,20 @@ static int deserialize(UObject *o, struct upkg_file *f)
rc = upkg_decode_index(&tmp, priv->buf+len, priv->nbuf-len);
if (rc == 0)
return -1;
- len += rc;
+ len = rc;
name = upkg_get_name(f->pkg, tmp);
if (!name) {
return -1;
} else if (strcmp(name, "None") == 0) {
- tot_len += rc;
+ tot_len += len;
break;
}
rc = decode_property(U_OBJECT(o), name, f, len);
if (rc == 0)
return -1;
- len += rc;
+ len = rc;
tot_len += len;
}
@@ -190,79 +190,54 @@ static int deserialize(UObject *o, struct upkg_file *f)
return 0;
}
-int u_object_deserialize(GObject *obj, struct upkg_file *f)
+int u_object_deserialize(GObject *obj, struct upkg *pkg, unsigned long idx)
{
g_return_val_if_fail(IS_U_OBJECT(obj), -1);
- U_OBJECT_GET_CLASS(obj)->deserialize(U_OBJECT(obj), f);
-}
-
-static void u_object_init(UObject *o)
-{
- struct uobject_priv *priv = U_OBJECT_GET_PRIV(o);
- priv->properties = NULL;
-}
-
-void u_object_set_property(UObject *o, const char *name, const GValue *val)
-{
- struct uobject_priv *priv = U_OBJECT_GET_PRIV(o);
- struct uobject_property *prop, search = { .name = name };
- void **p;
+ UObject *uo = U_OBJECT(obj);
+ struct upkg_file *f;
+ int rc;
- if (!priv->properties) {
- priv->properties = avl_create(propcmp, NULL, NULL);
- g_return_if_fail(priv->properties != NULL);
+ g_return_val_if_fail(uo->pkg_file == NULL, -1);
+ f = upkg_export_open(pkg, idx);
+ if (!f) {
+ return -1;
}
- prop = avl_find(priv->properties, &search);
- if (prop) {
- g_value_unset(&prop->val);
- g_value_init(&prop->val, G_VALUE_TYPE(val));
- g_value_copy(val, &prop->val);
- return;
+ rc = U_OBJECT_GET_CLASS(obj)->deserialize(uo, f);
+ if (rc != 0) {
+ upkg_export_close(f);
+ } else {
+ uo->pkg = pkg;
+ uo->pkg_idx = idx;
+ uo->pkg_file = f;
}
- prop = malloc(sizeof *prop);
- g_return_if_fail(prop != NULL);
-
- *prop = (struct uobject_property) { .name = name };
- g_value_init(&prop->val, G_VALUE_TYPE(val));
- g_value_copy(val, &prop->val);
-
- g_return_if_fail(avl_probe(priv->properties, prop) != NULL);
+ return rc;
}
-const GValue *u_object_get_property(UObject *o, const char *name)
+static void u_object_init(UObject *o)
{
- struct uobject_priv *priv = U_OBJECT_GET_PRIV(o);
- struct uobject_property *prop, search = { .name = name };
-
- if (!priv->properties)
- return NULL;
-
- prop = avl_find(priv->properties, &search);
- if (!prop)
- return NULL;
- return &prop->val;
+ o->pkg = NULL;
+ o->pkg_file = NULL;
+ o->pkg_idx = 0;
}
static void u_object_finalize(GObject *o)
{
- struct uobject_priv *priv = U_OBJECT_GET_PRIV(o);
+ UObject *uo = U_OBJECT(o);
- if (priv->properties) {
- avl_destroy(priv->properties, propfree);
- priv->properties = NULL;
+ if (uo->pkg_file) {
+ upkg_export_close(uo->pkg_file);
}
+
+ G_OBJECT_CLASS(u_object_parent_class)->finalize(o);
}
static void u_object_class_init(UObjectClass *class)
{
+ g_type_class_add_private(class, sizeof (struct u_object_priv));
GObjectClass *go = G_OBJECT_CLASS(class);
class->deserialize = deserialize;
-
- g_type_class_add_private(class, sizeof (struct uobject_priv));
- go->finalize = u_object_finalize;
+ go->finalize = u_object_finalize;
}
-
-G_DEFINE_TYPE(UObject, u_object, G_TYPE_OBJECT);