Now correct tagR0_2_0

git-svn-id: http://svn.code.sf.net/p/navit/code/tags/R0_2_0/navit@3708 ffa7fe5e-494d-0410-b361-a75ebd5db220

1 files changed, 423 insertions, 0 deletions

diff --git a/navit/debug.c b/navit/debug.c
new file mode 100644
index 00000000..fe352814
--- /dev/null
+++ b/navit/debug.c
@@ -0,0 +1,423 @@
+/**
+ * Navit, a modular navigation system.
+ * Copyright (C) 2005-2008 Navit Team
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2 as published by the Free Software Foundation.
+ *
+ * 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., 51 Franklin Street, Fifth Floor,
+ * Boston, MA  02110-1301, USA.
+ */
+
+#include <signal.h>
+#include <stdarg.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <time.h>
+#include <sys/time.h>
+#include <glib.h>
+#include "config.h"
+#include "file.h"
+#include "item.h"
+#include "debug.h"
+
+#ifdef HAVE_API_ANDROID
+#include <android/log.h>
+#endif
+
+#ifdef HAVE_API_WIN32_CE
+#include <windows.h>
+#include <windowsx.h>
+#endif
+
+#ifdef HAVE_SOCKET
+#include <stdlib.h>
+#include <sys/socket.h>
+#include <netinet/in.h>
+#include <arpa/inet.h>
+
+static int debug_socket=-1;
+static struct sockaddr_in debug_sin;
+#endif
+
+
+int debug_level=0;
+int segv_level=0;
+int timestamp_prefix=0;
+
+static int dummy;
+static GHashTable *debug_hash;
+static const gchar *gdb_program;
+
+static FILE *debug_fp;
+
+#if defined(_WIN32) || defined(__CEGCC__)
+
+static void sigsegv(int sig)
+{
+}
+
+#else
+#include <unistd.h>
+static void sigsegv(int sig)
+{
+	char buffer[256];
+	if (segv_level > 1)
+		sprintf(buffer, "gdb -ex bt %s %d", gdb_program, getpid());
+	else
+		sprintf(buffer, "gdb -ex bt -ex detach -ex quit %s %d", gdb_program, getpid());
+	system(buffer);
+	exit(1);
+}
+#endif
+
+void
+debug_init(const char *program_name)
+{
+	gdb_program=g_strdup(program_name);
+	signal(SIGSEGV, sigsegv);
+	debug_hash=g_hash_table_new_full(g_str_hash, g_str_equal, g_free, NULL);
+	debug_fp = stderr;
+}
+
+
+static void
+debug_update_level(gpointer key, gpointer value, gpointer user_data)
+{
+	if (debug_level < GPOINTER_TO_INT(value))
+		debug_level = GPOINTER_TO_INT(value);
+}
+
+void
+debug_level_set(const char *name, int level)
+{
+	if (!strcmp(name, "segv")) {
+		segv_level=level;
+		if (segv_level)
+			signal(SIGSEGV, sigsegv);
+		else
+			signal(SIGSEGV, NULL);
+	} else if (!strcmp(name, "timestamps")) {
+		timestamp_prefix=level;
+	} else {
+		debug_level=0;
+		g_hash_table_insert(debug_hash, g_strdup(name), GINT_TO_POINTER(level));
+		g_hash_table_foreach(debug_hash, debug_update_level, NULL);
+	}
+}
+
+struct debug *
+debug_new(struct attr *parent, struct attr **attrs)
+{
+	struct attr *name,*level;
+	name=attr_search(attrs, NULL, attr_name);
+	level=attr_search(attrs, NULL, attr_level);
+#ifdef HAVE_SOCKET
+	if (!name && !level) {
+		struct attr *socket_attr=attr_search(attrs, NULL, attr_socket);
+		char *p,*s;
+		if (!socket_attr)
+			return NULL;
+		s=g_strdup(socket_attr->u.str);
+        	p=strchr(s,':');
+		if (!p) {
+			g_free(s);
+			return NULL;
+		}
+		*p++='\0';
+		debug_sin.sin_family=AF_INET;
+		if (!inet_aton(s, &debug_sin.sin_addr)) {
+			g_free(s);
+			return NULL;
+		}
+        	debug_sin.sin_port=ntohs(atoi(p));
+        	if (debug_socket == -1) 
+                	debug_socket=socket(PF_INET, SOCK_DGRAM, 0);
+		g_free(s);
+		return (struct debug *)&dummy;	
+	}
+#endif
+	if (!name || !level)
+		return NULL;
+	debug_level_set(name->u.str, level->u.num);
+	return (struct debug *)&dummy;
+}
+
+
+int
+debug_level_get(const char *name)
+{
+	if (!debug_hash)
+		return 0;
+	return GPOINTER_TO_INT(g_hash_table_lookup(debug_hash, name));
+}
+
+static void debug_timestamp(char *buffer)
+{
+#ifdef HAVE_API_WIN32_CE
+	LARGE_INTEGER counter, frequency;
+	double val;
+	QueryPerformanceCounter(&counter);
+	QueryPerformanceFrequency(&frequency);
+	val=counter.HighPart * 4294967296.0 + counter.LowPart;
+	val/=frequency.HighPart * 4294967296.0 + frequency.LowPart;
+	sprintf(buffer,"%.6f|",val);
+
+#else
+	struct timeval tv;
+
+	if (gettimeofday(&tv, NULL) == -1)
+		return;
+	/* Timestamps are UTC */
+	sprintf(buffer,
+		"%02d:%02d:%02d.%03d|",
+		(int)(tv.tv_sec/3600)%24,
+		(int)(tv.tv_sec/60)%60,
+		(int)tv.tv_sec % 60,
+		(int)tv.tv_usec/1000);
+#endif
+}
+
+void
+debug_vprintf(int level, const char *module, const int mlen, const char *function, const int flen, int prefix, const char *fmt, va_list ap)
+{
+#ifdef HAVE_API_WIN32_CE
+	char buffer[4096];
+#else
+	char buffer[mlen+flen+3];
+#endif
+	FILE *fp=debug_fp;
+
+	sprintf(buffer, "%s:%s", module, function);
+	if (debug_level_get(module) >= level || debug_level_get(buffer) >= level) {
+#if defined(DEBUG_WIN32_CE_MESSAGEBOX)
+		wchar_t muni[4096];
+#endif
+		char xbuffer[4096];
+		xbuffer[0]='\0';
+		if (prefix) {
+			if (timestamp_prefix)
+				debug_timestamp(xbuffer);	
+			strcpy(xbuffer+strlen(xbuffer),buffer);
+			strcpy(xbuffer+strlen(xbuffer),":");
+		}
+		vsprintf(xbuffer+strlen(xbuffer),fmt,ap);
+#ifdef DEBUG_WIN32_CE_MESSAGEBOX
+		mbstowcs(muni, xbuffer, strlen(xbuffer)+1);
+		MessageBoxW(NULL, muni, TEXT("Navit - Error"), MB_APPLMODAL|MB_OK|MB_ICONERROR);
+#else
+#ifdef HAVE_API_ANDROID
+		__android_log_print(ANDROID_LOG_ERROR,"navit", "%s", xbuffer);
+#else
+#ifdef HAVE_SOCKET
+		if (debug_socket != -1) {
+			sendto(debug_socket, xbuffer, strlen(xbuffer), 0, (struct sockaddr *)&debug_sin, sizeof(debug_sin));
+			return;
+		}
+#endif
+		if (! fp)
+			fp = stderr;
+		fprintf(fp,"%s",xbuffer);
+		fflush(fp);
+#endif
+#endif
+	}
+}
+
+void
+debug_printf(int level, const char *module, const int mlen,const char *function, const int flen, int prefix, const char *fmt, ...)
+{
+	va_list ap;
+	va_start(ap, fmt);
+	debug_vprintf(level, module, mlen, function, flen, prefix, fmt, ap);
+	va_end(ap);
+}
+
+void
+debug_assert_fail(const char *module, const int mlen,const char *function, const int flen, const char *file, int line, const char *expr)
+{
+	debug_printf(0,module,mlen,function,flen,1,"%s:%d assertion failed:%s\n", file, line, expr);
+	abort();
+}
+
+void
+debug_destroy(void)
+{
+	if (!debug_fp)
+		return;
+	if (debug_fp == stderr || debug_fp == stdout)
+		return;
+	fclose(debug_fp);
+	debug_fp = NULL;
+}
+
+void debug_set_logfile(const char *path)
+{
+	FILE *fp;
+	fp = fopen(path, "a");
+	if (fp) {
+		debug_destroy();
+		debug_fp = fp;
+		fprintf(debug_fp, "Navit log started\n");
+		fflush(debug_fp);
+	}
+}
+
+struct malloc_head {
+	int magic;
+	int size;
+	char *where;
+	void *return_address[8];
+	struct malloc_head *prev;
+	struct malloc_head *next;
+} *malloc_heads;
+
+struct malloc_tail {
+	int magic;
+};
+
+int mallocs,malloc_size,malloc_size_m;
+
+void
+debug_dump_mallocs(void)
+{
+	struct malloc_head *head=malloc_heads;
+	int i;
+	dbg(0,"mallocs %d\n",mallocs);
+	while (head) {
+		fprintf(stderr,"unfreed malloc from %s of size %d\n",head->where,head->size);
+		for (i = 0 ; i < 8 ; i++)
+			fprintf(stderr,"\tlist *%p\n",head->return_address[i]);
+#if 0
+		fprintf(stderr,"%s\n",head+1);
+#endif
+		head=head->next;
+	}
+}
+
+void *
+debug_malloc(const char *where, int line, const char *func, int size)
+{
+	struct malloc_head *head;
+	struct malloc_tail *tail;
+	if (!size)
+		return NULL;
+	mallocs++;
+	malloc_size+=size;
+	if (malloc_size/(1024*1024) != malloc_size_m) {
+		malloc_size_m=malloc_size/(1024*1024);
+		dbg(0,"malloced %d kb\n",malloc_size/1024);
+	}
+	head=malloc(size+sizeof(*head)+sizeof(*tail));
+	head->magic=0xdeadbeef;
+	head->size=size;
+	head->prev=NULL;
+	head->next=malloc_heads;
+	malloc_heads=head;
+	if (head->next) 
+		head->next->prev=head;
+	head->where=g_strdup_printf("%s:%d %s",where,line,func);
+	head->return_address[0]=__builtin_return_address(0);
+	head->return_address[1]=__builtin_return_address(1);
+	head->return_address[2]=__builtin_return_address(2);
+	head->return_address[3]=__builtin_return_address(3);
+	head->return_address[4]=__builtin_return_address(4);
+	head->return_address[5]=__builtin_return_address(5);
+	head->return_address[6]=__builtin_return_address(6);
+	head->return_address[7]=__builtin_return_address(7);
+	head++;
+	tail=(struct malloc_tail *)((unsigned char *)head+size);
+	tail->magic=0xdeadbef0;
+	return head;
+}
+
+
+void *
+debug_malloc0(const char *where, int line, const char *func, int size)
+{
+	void *ret=debug_malloc(where, line, func, size);
+	if (ret)
+		memset(ret, 0, size);
+	return ret;
+}
+
+void *
+debug_realloc(const char *where, int line, const char *func, void *ptr, int size)
+{
+	void *ret=debug_malloc(where, line, func, size);
+	if (ret && ptr)
+		memcpy(ret, ptr, size);
+	debug_free(where, line, func, ptr);
+	return ret;
+}
+
+char *
+debug_strdup(const char *where, int line, const char *func, const char *ptr)
+{ 
+	int size;
+	char *ret;
+
+	if (!ptr)
+		return NULL;
+	size=strlen(ptr)+1;
+	ret=debug_malloc(where, line, func, size);
+	memcpy(ret, ptr, size);
+	return ret;
+}
+
+char *
+debug_guard(const char *where, int line, const char *func, char *str)
+{
+	char *ret=debug_strdup(where, line, func, str);
+	g_free(str);
+	return ret;
+}
+
+void
+debug_free(const char *where, int line, const char *func, void *ptr)
+{
+	struct malloc_head *head;
+        struct malloc_tail *tail;
+	if (!ptr)
+		return;
+	mallocs--;
+	head=(struct malloc_head *)((unsigned char *)ptr-sizeof(*head));
+	tail=(struct malloc_tail *)((unsigned char *)ptr+head->size);
+	malloc_size-=head->size;
+	if (head->magic != 0xdeadbeef || tail->magic != 0xdeadbef0) {
+		fprintf(stderr,"Invalid free from %s:%d %s\n",where,line,func);
+	}
+	head->magic=0;
+	tail->magic=0;
+	if (head->prev) 
+		head->prev->next=head->next;
+	else
+		malloc_heads=head->next;
+	if (head->next)
+		head->next->prev=head->prev;
+	free(head->where);
+	free(head);
+}
+
+void
+debug_free_func(void *ptr)
+{
+	debug_free("unknown",0,"unknown",ptr);
+}
+
+void debug_finished(void) {
+	debug_dump_mallocs();
+	g_free(gdb_program);
+	g_hash_table_destroy(debug_hash);
+	debug_destroy();
+}
+