| -rw-r--r-- | noncore/net/wellenreiter/libwellenreiter/source/wl_proto.cc | 103 | ||||
| -rw-r--r-- | noncore/net/wellenreiter/libwellenreiter/source/wl_proto.hh | 14 |
2 files changed, 107 insertions, 10 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 @@ -9,9 +9,9 @@ #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 */ @@ -25,9 +25,9 @@ int add_field(char *buffer, const char *string, int len) /* 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 */ @@ -44,8 +44,99 @@ int get_field(const char *buffer, char *out, int maxlen) /* 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; @@ -56,25 +147,25 @@ int send_network_found (const char *guihost, int guiport, void *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); 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 @@ -7,15 +7,21 @@ #include <string.h> #include <stdlib.h> /* Type definitions, to be continued */ -#define NETFOUND 01 -#define NETLOST 02 +#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 */ |