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(svn r3322) - Fix: Network window crash when it receives invalid information for example from the integrated nightly, so validate the network-input when it is received

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- CodeChange: added str_validate(char *str) function that checks if a string contains only printable characters and if not, replaces those characters by question marks. Also move IsValidAsciiChar() to string.h
This commit is contained in:
Darkvater
2005-12-20 20:52:05 +00:00
parent 8f873d4ece
commit 0f41b99c5e
5 changed files with 33 additions and 19 deletions
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6
network_udp.c
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@@ -119,6 +119,12 @@ DEF_UDP_RECEIVE_COMMAND(PACKET_UDP_SERVER_RESPONSE)
item->info.map_set = NetworkRecv_uint8(&_udp_cs, p);
item->info.dedicated = NetworkRecv_uint8(&_udp_cs, p);
str_validate(item->info.server_name);
str_validate(item->info.server_revision);
str_validate(item->info.map_name);
if (item->info.server_lang >= NETWORK_NUM_LANGUAGES) item->info.server_lang = 0;
if (item->info.map_set >= NUM_LANDSCAPE ) item->info.map_set = 0;
if (item->info.hostname[0] == '\0')
snprintf(item->info.hostname, sizeof(item->info.hostname), "%s", inet_ntoa(client_addr->sin_addr));
}