Implementando parse do arquivo de remap.

Perry Werneck
1 parent b3e369a7
Showing 1 changed file with 193 additions and 3 deletions Show diff stats
src/pw3270/v3270/charset.c
@@ -30,7 +30,7 @@
  #include <v3270.h>
  #include "private.h"
  #include <lib3270/charset.h>
-
+ #include <lib3270/log.h>
  #define ERROR_DOMAIN g_quark_from_static_string(PACKAGE_NAME)
@@ -41,17 +41,207 @@
 	char			* host;
 	char	 		* display;
 	unsigned long	  cgcsgid;
+	size_t			  len;
+
+	struct {
+		unsigned short	ebc;
+		unsigned short	iso;
+		unsigned char	scope;
+		unsigned char	oneway;
+	} map[256];
+
  };
+ static unsigned short getChar(const gchar *id, GError **error) {
+
+	if(*error) {
+		return 0;
+	}
+
+ 	if(g_str_has_prefix(id,"0x")) {
+
+        unsigned int rc = 0;
+
+		if(sscanf(id + 2, "%x", &rc) != 1) {
+			*error = g_error_new(ERROR_DOMAIN,EINVAL,"%s",_( "Can't parse character value" ));
+			return;
+		}
+
+		return (unsigned short) rc;
+
+ 	}
+
+
+ 	return (unsigned short) *id;
+ }
+
+ static void element_start(GMarkupParseContext *context, const gchar *element_name, const gchar **names,const gchar **values, struct parse *info, GError **error)
+ {
+	trace("%s(%s)",__FUNCTION__,element_name);
+
+ 	if(!g_ascii_strcasecmp(element_name,"pw3270-remap"))
+	{
+		const gchar *host		= NULL;
+		const gchar *cgcsgid	= NULL;
+		const gchar *display	= NULL;
+
+		g_markup_collect_attributes(element_name,names,values,error,
+								G_MARKUP_COLLECT_STRING, "host", &host,
+								G_MARKUP_COLLECT_STRING, "cgcsgid", &cgcsgid,
+								G_MARKUP_COLLECT_STRING, "display", &display,
+								G_MARKUP_COLLECT_INVALID);
+		if(*error)
+		{
+			return;
+		}
+
+		if(host)
+		{
+			g_free(info->host);
+			info->host = g_strdup(host);
+		}
+
+		if(display)
+		{
+			g_free(info->display);
+			info->display = g_strdup(display);
+		}
+
+		if(cgcsgid) {
+
+			if(!g_str_has_prefix(cgcsgid,"0x"))
+			{
+				*error = g_error_new(ERROR_DOMAIN,EINVAL,"%s",_( "Invalid cgcsgid value" ));
+				return;
+			}
+
+			if(sscanf(cgcsgid + 2, "%lx", &info->cgcsgid) != 1) {
+				*error = g_error_new(ERROR_DOMAIN,EINVAL,"%s",_( "Can't parse cgcsgid value" ));
+				return;
+			}
+
+		}
+
+	}
+ 	else if(!g_ascii_strcasecmp(element_name,"char"))
+ 	{
+ 		if(info->len >= G_N_ELEMENTS(info->map)) {
+			*error = g_error_new(ERROR_DOMAIN,EINVAL,"%s",_( "Too many remaps" ));
+			return;
+ 		}
+
+		const gchar *ebc		= NULL;
+		const gchar *iso		= NULL;
+		const gchar *scope		= NULL;
+		const gchar *oneway		= NULL;
+
+		g_markup_collect_attributes(element_name,names,values,error,
+								G_MARKUP_COLLECT_STRING, "ebc", &ebc,
+								G_MARKUP_COLLECT_STRING, "iso", &iso,
+								G_MARKUP_COLLECT_STRING|G_MARKUP_COLLECT_OPTIONAL, "scope", &scope,
+								G_MARKUP_COLLECT_STRING|G_MARKUP_COLLECT_OPTIONAL, "one-way", &oneway,
+								G_MARKUP_COLLECT_INVALID);
+
+		if(*error)
+		{
+			return;
+		}
+
+		if(!scope)
+		{
+			scope = "both";
+		}
+
+		if(!oneway)
+		{
+			oneway = "no";
+		}
+
+		info->map[info->len].ebc = getChar(ebc,error);
+		info->map[info->len].iso = getChar(iso,error);
+
+		trace("%u: ebc=%04x iso=%04x %c",(unsigned int) info->len,info->map[info->len].ebc,info->map[info->len].iso,info->map[info->len].iso);
+
+ 		info->len++;
+
+ 	}
+ }
+
+
+ static void element_end(GMarkupParseContext *context, const gchar *element_name, struct parse *info, GError **error)
+ {
+	// trace("%s(%s)",__FUNCTION__,element_name);
+ }
+
+
  LIB3270_EXPORT	void v3270_remap_from_xml(GtkWidget *widget, const gchar *path)
  {
-	struct parse	  cfg;
-	v3270			* terminal = GTK_V3270(widget);
+	static const GMarkupParser parser =
+	{
+		(void (*)(GMarkupParseContext *, const gchar *, const gchar **, const gchar **, gpointer, GError **))
+				element_start,
+		(void (*)(GMarkupParseContext *, const gchar *, gpointer, GError **))
+				element_end,
+//		(void (*)(GMarkupParseContext *, const gchar *, gsize, gpointer, GError **))
+		NULL,
+
+//		(void (*)(GMarkupParseContext *context, const gchar *passthrough_text, gsize text_len,  gpointer user_data,GError **error))
+		NULL,
+
+//		(void (*)(GMarkupParseContext *, GError *, gpointer))
+		NULL
+
+	};
+
+ 	GError				* error		= NULL;
+ 	gchar				* text 		= NULL;
+	struct parse		  cfg;
+	v3270				* terminal	= GTK_V3270(widget);
 	memset(&cfg,0,sizeof(cfg));
+	if(g_file_get_contents(path,&text,NULL,&error))
+	{
+
+		GMarkupParseContext	* context = g_markup_parse_context_new(&parser,G_MARKUP_TREAT_CDATA_AS_TEXT|G_MARKUP_PREFIX_ERROR_POSITION,&cfg,NULL);
+		g_markup_parse_context_parse(context,text,strlen(text),&error);
+		g_markup_parse_context_free(context);
+
+	}
+
+	debug("error=%p",error);
+
+	if(error)
+	{
+		GtkWidget	* dialog;
+		gchar		* name = g_path_get_basename(path);
+
+		dialog = gtk_message_dialog_new(	NULL,
+											GTK_DIALOG_DESTROY_WITH_PARENT,
+											GTK_MESSAGE_WARNING,
+											GTK_BUTTONS_OK,
+											_(  "Can't parse %s" ), name);
+
+		g_free(name);
+
+		gtk_window_set_title(GTK_WINDOW(dialog), _( "Remap Failed" ) );
+
+		if(error->message)
+			gtk_message_dialog_format_secondary_text(GTK_MESSAGE_DIALOG(dialog), "%s", error->message);
+
+		g_error_free(error);
+
+		gtk_dialog_run(GTK_DIALOG (dialog));
+		gtk_widget_destroy(dialog);
+
+	}
+	trace("cgcsgid = %lx",cfg.cgcsgid);
+	trace("display = %s",cfg.display);
+	trace("host = %s",cfg.host);
+	trace("length = %u",(unsigned int) cfg.len);
+	g_free(text);
 	g_free(cfg.host);
 	g_free(cfg.display);
	@@ -30,7 +30,7 @@		@@ -30,7 +30,7 @@
30	#include <v3270.h>	30	#include <v3270.h>
31	#include "private.h"	31	#include "private.h"
32	#include <lib3270/charset.h>	32	#include <lib3270/charset.h>
33	-	33	+ #include <lib3270/log.h>
34		34
35	#define ERROR_DOMAIN g_quark_from_static_string(PACKAGE_NAME)	35	#define ERROR_DOMAIN g_quark_from_static_string(PACKAGE_NAME)
36		36
	@@ -41,17 +41,207 @@		@@ -41,17 +41,207 @@
41	char * host;	41	char * host;
42	char * display;	42	char * display;
43	unsigned long cgcsgid;	43	unsigned long cgcsgid;
		44	+ size_t len;
		45	+
		46	+ struct {
		47	+ unsigned short ebc;
		48	+ unsigned short iso;
		49	+ unsigned char scope;
		50	+ unsigned char oneway;
		51	+ } map[256];
		52	+
44	};	53	};
45		54
		55	+ static unsigned short getChar(const gchar id, GError *error) {
		56	+
		57	+ if(*error) {
		58	+ return 0;
		59	+ }
		60	+
		61	+ if(g_str_has_prefix(id,"0x")) {
		62	+
		63	+ unsigned int rc = 0;
		64	+
		65	+ if(sscanf(id + 2, "%x", &rc) != 1) {
		66	+ *error = g_error_new(ERROR_DOMAIN,EINVAL,"%s",_( "Can't parse character value" ));
		67	+ return;
		68	+ }
		69	+
		70	+ return (unsigned short) rc;
		71	+
		72	+ }
		73	+
		74	+
		75	+ return (unsigned short) *id;
		76	+ }
		77	+
		78	+ static void element_start(GMarkupParseContext context, const gchar element_name, const gchar names,const gchar values, struct parse info, GError *error)
		79	+ {
		80	+ trace("%s(%s)",__FUNCTION__,element_name);
		81	+
		82	+ if(!g_ascii_strcasecmp(element_name,"pw3270-remap"))
		83	+ {
		84	+ const gchar *host = NULL;
		85	+ const gchar *cgcsgid = NULL;
		86	+ const gchar *display = NULL;
		87	+
		88	+ g_markup_collect_attributes(element_name,names,values,error,
		89	+ G_MARKUP_COLLECT_STRING, "host", &host,
		90	+ G_MARKUP_COLLECT_STRING, "cgcsgid", &cgcsgid,
		91	+ G_MARKUP_COLLECT_STRING, "display", &display,
		92	+ G_MARKUP_COLLECT_INVALID);
		93	+ if(*error)
		94	+ {
		95	+ return;
		96	+ }
		97	+
		98	+ if(host)
		99	+ {
		100	+ g_free(info->host);
		101	+ info->host = g_strdup(host);
		102	+ }
		103	+
		104	+ if(display)
		105	+ {
		106	+ g_free(info->display);
		107	+ info->display = g_strdup(display);
		108	+ }
		109	+
		110	+ if(cgcsgid) {
		111	+
		112	+ if(!g_str_has_prefix(cgcsgid,"0x"))
		113	+ {
		114	+ *error = g_error_new(ERROR_DOMAIN,EINVAL,"%s",_( "Invalid cgcsgid value" ));
		115	+ return;
		116	+ }
		117	+
		118	+ if(sscanf(cgcsgid + 2, "%lx", &info->cgcsgid) != 1) {
		119	+ *error = g_error_new(ERROR_DOMAIN,EINVAL,"%s",_( "Can't parse cgcsgid value" ));
		120	+ return;
		121	+ }
		122	+
		123	+ }
		124	+
		125	+ }
		126	+ else if(!g_ascii_strcasecmp(element_name,"char"))
		127	+ {
		128	+ if(info->len >= G_N_ELEMENTS(info->map)) {
		129	+ *error = g_error_new(ERROR_DOMAIN,EINVAL,"%s",_( "Too many remaps" ));
		130	+ return;
		131	+ }
		132	+
		133	+ const gchar *ebc = NULL;
		134	+ const gchar *iso = NULL;
		135	+ const gchar *scope = NULL;
		136	+ const gchar *oneway = NULL;
		137	+
		138	+ g_markup_collect_attributes(element_name,names,values,error,
		139	+ G_MARKUP_COLLECT_STRING, "ebc", &ebc,
		140	+ G_MARKUP_COLLECT_STRING, "iso", &iso,
		141	+ G_MARKUP_COLLECT_STRING\|G_MARKUP_COLLECT_OPTIONAL, "scope", &scope,
		142	+ G_MARKUP_COLLECT_STRING\|G_MARKUP_COLLECT_OPTIONAL, "one-way", &oneway,
		143	+ G_MARKUP_COLLECT_INVALID);
		144	+
		145	+ if(*error)
		146	+ {
		147	+ return;
		148	+ }
		149	+
		150	+ if(!scope)
		151	+ {
		152	+ scope = "both";
		153	+ }
		154	+
		155	+ if(!oneway)
		156	+ {
		157	+ oneway = "no";
		158	+ }
		159	+
		160	+ info->map[info->len].ebc = getChar(ebc,error);
		161	+ info->map[info->len].iso = getChar(iso,error);
		162	+
		163	+ trace("%u: ebc=%04x iso=%04x %c",(unsigned int) info->len,info->map[info->len].ebc,info->map[info->len].iso,info->map[info->len].iso);
		164	+
		165	+ info->len++;
		166	+
		167	+ }
		168	+ }
		169	+
		170	+
		171	+ static void element_end(GMarkupParseContext context, const gchar element_name, struct parse info, GError *error)
		172	+ {
		173	+ // trace("%s(%s)",__FUNCTION__,element_name);
		174	+ }
		175	+
		176	+
46	LIB3270_EXPORT void v3270_remap_from_xml(GtkWidget widget, const gchar path)	177	LIB3270_EXPORT void v3270_remap_from_xml(GtkWidget widget, const gchar path)
47	{	178	{
48	- struct parse cfg;
49	- v3270 * terminal = GTK_V3270(widget);	179	+ static const GMarkupParser parser =
		180	+ {
		181	+ (void ()(GMarkupParseContext , const gchar , const gchar , const gchar , gpointer, GError *))
		182	+ element_start,
		183	+ (void ()(GMarkupParseContext , const gchar , gpointer, GError *))
		184	+ element_end,
		185	+// (void ()(GMarkupParseContext , const gchar , gsize, gpointer, GError *))
		186	+ NULL,
		187	+
		188	+// (void ()(GMarkupParseContext context, const gchar passthrough_text, gsize text_len, gpointer user_data,GError *error))
		189	+ NULL,
		190	+
		191	+// (void ()(GMarkupParseContext , GError *, gpointer))
		192	+ NULL
		193	+
		194	+ };
		195	+
		196	+ GError * error = NULL;
		197	+ gchar * text = NULL;
		198	+ struct parse cfg;
		199	+ v3270 * terminal = GTK_V3270(widget);
50		200
51	memset(&cfg,0,sizeof(cfg));	201	memset(&cfg,0,sizeof(cfg));
52		202
		203	+ if(g_file_get_contents(path,&text,NULL,&error))
		204	+ {
		205	+
		206	+ GMarkupParseContext * context = g_markup_parse_context_new(&parser,G_MARKUP_TREAT_CDATA_AS_TEXT\|G_MARKUP_PREFIX_ERROR_POSITION,&cfg,NULL);
		207	+ g_markup_parse_context_parse(context,text,strlen(text),&error);
		208	+ g_markup_parse_context_free(context);
		209	+
		210	+ }
		211	+
		212	+ debug("error=%p",error);
		213	+
		214	+ if(error)
		215	+ {
		216	+ GtkWidget * dialog;
		217	+ gchar * name = g_path_get_basename(path);
		218	+
		219	+ dialog = gtk_message_dialog_new( NULL,
		220	+ GTK_DIALOG_DESTROY_WITH_PARENT,
		221	+ GTK_MESSAGE_WARNING,
		222	+ GTK_BUTTONS_OK,
		223	+ _( "Can't parse %s" ), name);
		224	+
		225	+ g_free(name);
		226	+
		227	+ gtk_window_set_title(GTK_WINDOW(dialog), _( "Remap Failed" ) );
		228	+
		229	+ if(error->message)
		230	+ gtk_message_dialog_format_secondary_text(GTK_MESSAGE_DIALOG(dialog), "%s", error->message);
		231	+
		232	+ g_error_free(error);
		233	+
		234	+ gtk_dialog_run(GTK_DIALOG (dialog));
		235	+ gtk_widget_destroy(dialog);
		236	+
		237	+ }
53		238
		239	+ trace("cgcsgid = %lx",cfg.cgcsgid);
		240	+ trace("display = %s",cfg.display);
		241	+ trace("host = %s",cfg.host);
		242	+ trace("length = %u",(unsigned int) cfg.len);
54		243
		244	+ g_free(text);
55	g_free(cfg.host);	245	g_free(cfg.host);
56	g_free(cfg.display);	246	g_free(cfg.display);
57		247