diff options
author | Ben Burwell <bburwell1@gmail.com> | 2013-04-29 16:13:34 -0400 |
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committer | Ben Burwell <bburwell1@gmail.com> | 2013-04-29 16:13:34 -0400 |
commit | ca9e46c937e75df43d2f80f0d957fabb07892c29 (patch) | |
tree | 0d8ae2bc1d1e3e248c746586a5daf7cb58a79463 /check_user_name.h |
Init
Diffstat (limited to 'check_user_name.h')
-rw-r--r-- | check_user_name.h | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/check_user_name.h b/check_user_name.h new file mode 100644 index 0000000..77051ce --- /dev/null +++ b/check_user_name.h @@ -0,0 +1,27 @@ +/** + * Localchat + * Ben Burwell + * + * Checks whether a username is in use + */ + +int check_user_name(const char * username) { + + int i; + + pthread_mutex_lock(&peer_table_lock); + + for (i = 0; i < num_peers_in_table; i++) { + if (strcmp(peers[i].username, username) == 0) { + + pthread_mutex_unlock(&peer_table_lock); + return 1; + + } + } + + pthread_mutex_unlock(&peer_table_lock); + + return 0; + +}
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