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-rw-r--r--noncore/net/wellenreiter/libwellenreiter/source/wl_proto.cc103
-rw-r--r--noncore/net/wellenreiter/libwellenreiter/source/wl_proto.hh10
2 files changed, 105 insertions, 8 deletions
diff --git a/noncore/net/wellenreiter/libwellenreiter/source/wl_proto.cc b/noncore/net/wellenreiter/libwellenreiter/source/wl_proto.cc
index 0d0f075..dcdc16b 100644
--- a/noncore/net/wellenreiter/libwellenreiter/source/wl_proto.cc
+++ b/noncore/net/wellenreiter/libwellenreiter/source/wl_proto.cc
@@ -1,124 +1,215 @@
/*
* Communication protocol
*
* $Id$
*/
#include "wl_types.hh"
#include "wl_proto.hh"
#include "wl_log.hh"
#include "wl_sock.hh"
/* Adds a field to the buffer */
-int add_field(char *buffer, const char *string, int len)
+unsigned int add_field(char *buffer, const char *string, int len)
{
char newlen[5];
/* 3 Byte = Length */
memset(newlen, 0, sizeof(newlen));
snprintf(newlen, sizeof(newlen) - 1, "%.3d", len);
memcpy(buffer, newlen, 3);
/* Length bytes = Value */
memcpy(buffer + 3, string, atoi(newlen));
/* Return length of attached field */
return (atoi(newlen) + 3);
}
-int get_field(const char *buffer, char *out, int maxlen)
+unsigned int get_field(const char *buffer, char *out, int maxlen)
{
char len[5];
/* Get length of value */
memset(len, 0, sizeof(len));
memcpy(len, buffer, 3);
/* Copy buffer to out pointer */
memset(out, 0, maxlen);
if(atoi(len) > maxlen -1)
memcpy(out, buffer + 3, maxlen - 1);
else
memcpy(out, buffer + 3, atoi(len));
/* Return length of whole field (including 3 byte length) */
return (atoi(len) + 3);
}
+/* Send ok message */
+int send_ok(const char *guihost, int guiport, int code)
+{
+ unsigned int len = 0;
+ char buffer[128], temp[5];
+
+ memset(buffer, 0, sizeof(buffer));
+
+ memset(temp, 0, sizeof(temp));
+ snprintf(temp, sizeof(temp) - 1, "%.2d", CMD_OK);
+ memcpy(buffer, temp, 2);
+ len += 2;
+
+ memset(temp, 0, sizeof(temp));
+ snprintf(temp, sizeof(temp) - 1, "%.2d", code);
+ len += add_field(buffer + len, temp, 2);
+
+ /* Send prepared buffer to UI */
+#ifdef DEBUG
+ wl_loginfo("Sent ok to UI: '%s'", buffer);
+#endif
+
+ return ((!wl_send(guihost, guiport, buffer)) ? 0 : 1);
+}
+
+/* Send fail message */
+int send_fail(const char *guihost, int guiport,
+ int code, const char *errstr)
+{
+ unsigned int len = 0;
+ char buffer[128], temp[5];
+
+ memset(buffer, 0, sizeof(buffer));
+
+ memset(temp, 0, sizeof(temp));
+ snprintf(temp, sizeof(temp) - 1, "%.2d", CMD_FAIL);
+ memcpy(buffer, temp, 2);
+ len += 2;
+
+ memset(temp, 0, sizeof(temp));
+ snprintf(temp, sizeof(temp) - 1, "%.2d", code);
+ len += add_field(buffer + len, temp, 2);
+
+ len += add_field(buffer + len, errstr, strlen(errstr));
+
+ /* Send prepared buffer to UI */
+#ifdef DEBUG
+ wl_loginfo("Send CMD_FAIL to UI: '%s'", buffer);
+#endif
+
+ return ((!wl_send(guihost, guiport, buffer)) ? 0 : 1);
+}
+
+int get_ok(const char *buffer)
+{
+ char temp[5];
+ unsigned int len = 0;
+
+ /* packet type already determined, skip check */
+ len += 2;
+
+ /* what is ok for? */
+ memset(temp, 0, sizeof(temp));
+ len += get_field(buffer + len, temp, sizeof(temp));
+
+ return atoi(temp);
+}
+
+/* put failmessage into buffer */
+int get_fail(char *out, const char *buffer, size_t len)
+{
+ char temp[5];
+ int error=0;
+ unsigned int len = 0;
+
+ /* packet type already determined, skip check */
+ len += 2;
+
+ /* what is fail for? */
+ memset(temp, 0, sizeof(temp));
+ len += get_field(buffer + len, temp, sizeof(temp));
+ error=atoi(temp);
+
+ /* get errorstring and fill into buffer */
+ memset(out, 0, len);
+ len += get_field(buffer + len, out, len - 1);
+
+ return error;
+}
+
+
/* Send found network to UI */
int send_network_found (const char *guihost, int guiport, void *structure)
{
wl_network_t *ptr;
char buffer[2048], temp[5];
unsigned int len = 0;
ptr = (wl_network_t *)structure;
memset(buffer,0,sizeof(buffer));
/* Type = Found new net (without length field) */
memset(temp, 0, sizeof(temp));
- snprintf(temp, sizeof(temp), "%.2d", WL_NETFOUND);
+ snprintf(temp, sizeof(temp) - 1, "%.2d", WL_NETFOUND);
memcpy(buffer, temp, 2);
len += 2;
/* Set Net-type */
memset(temp, 0, sizeof(temp));
- snprintf(temp, sizeof(temp), "%d", ptr->net_type);
+ snprintf(temp, sizeof(temp) - 1, "%d", ptr->net_type);
len += add_field(buffer + len, temp, 1);
/* Set channel */
memset(temp, 0, sizeof(temp));
- snprintf(temp, sizeof(temp), "%.2d", ptr->channel);
+ snprintf(temp, sizeof(temp) - 1, "%.2d", ptr->channel);
len += add_field(buffer + len, temp, 2);
/* Set WEP y/n */
memset(temp, 0, sizeof(temp));
- snprintf(temp, sizeof(temp), "%d", ptr->wep);
+ snprintf(temp, sizeof(temp) - 1, "%d", ptr->wep);
len += add_field(buffer + len, temp, 1);
/* Set Mac */
len += add_field(buffer + len, ptr->mac, 17);
/* Set ssid */
if(len + ptr->ssid_len < sizeof(buffer) - 1)
len += add_field(buffer + len, ptr->bssid, ptr->ssid_len);
else
len += add_field(buffer + len, ptr->bssid, sizeof(buffer) - len - 1);
/* Send prepared buffer to UI */
#ifdef DEBUG
wl_loginfo("Sending network to UI: '%s'", buffer);
#endif
return ((!wl_send(guihost, guiport, buffer)) ? 0 : 1);
}
/* Fill buffer into structur */
int get_network_found (void *structure, const char *buffer)
{
wl_network_t *ptr;
char temp[5];
unsigned int len = 0;
ptr = (wl_network_t *)structure;
/* packet type already determined, skip check */
len += 2;
/* Get net type (accesspoint || ad-hoc || ...) */
memset(temp, 0, sizeof(temp));
len += get_field(buffer + len, temp, sizeof(temp));
ptr->net_type = atoi(temp);
/* Get channel */
memset(temp, 0, sizeof(temp));
len += get_field(buffer + len, temp, sizeof(temp));
ptr->channel = atoi(temp);
/* Set WEP y/n */
memset(temp, 0, sizeof(temp));
len += get_field(buffer + len, temp, sizeof(temp));
ptr->wep = atoi(temp);
/* Set MAC address */
len += get_field(buffer + len, ptr->mac, sizeof(ptr->mac));
diff --git a/noncore/net/wellenreiter/libwellenreiter/source/wl_proto.hh b/noncore/net/wellenreiter/libwellenreiter/source/wl_proto.hh
index 46ef8e5..63ac53b 100644
--- a/noncore/net/wellenreiter/libwellenreiter/source/wl_proto.hh
+++ b/noncore/net/wellenreiter/libwellenreiter/source/wl_proto.hh
@@ -1,21 +1,27 @@
/* $Id$ */
#ifndef WLPROTO_HH
#define WLPROTO_HH
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
/* Type definitions, to be continued */
#define NETFOUND 01
#define NETLOST 02
+#define CMD_FAIL 50
+#define CMD_OK 51
#define STARTSNIFF 98
#define STOPSNIFF 99
-int add_field(char *, const char *, int);
-int get_field(const char *, char *, int);
+unsigned int add_field(char *, const char *, int);
+unsigned int get_field(const char *, char *, int);
+int send_ok(const char *, int, int);
+int get_ok(const char *);
+int send_fail(const char *, int, int, const char *);
+int get_fail(char *, const char *, size_t);
int send_network_found (const char *, int, void *);
int get_network_found (void *, const char *);
#endif /* WLPROTO_HH */