[PATCH 4/7] Add extended command parsing

See V.250 5.4 Extended syntax commands for details. --- gatchat/gatserver.c | 56 ++++++++++++++++++++++++++++++++++++++++++++++++++- 1 files changed, 55 insertions(+), 1 deletions(-) diff --git a/gatchat/gatserver.c b/gatchat/gatserver.c index b3c3f5f..4a19b6b 100644 --- a/gatchat/gatserver.c +++ b/gatchat/gatserver.c @@ -197,6 +197,28 @@ static gboolean is_basic_command_prefix(char *buf) return FALSE; } +static gboolean is_extended_character(const char c) +{ + if (g_ascii_isalpha(c)) + return TRUE; + + if (g_ascii_isdigit(c)) + return TRUE; + + switch (c) { + case '!': + case '%': + case '-': + case '.': + case '/': + case ':': + case '_': + return TRUE; + default: + return FALSE; + } +} + static GAtServerResult at_notify_callback(GAtServer *server, char *command, char *prefix) { @@ -205,10 +227,42 @@ static GAtServerResult at_notify_callback(GAtServer *server, char *command, return res; } +static gboolean get_extended_prefix(char *buf, char *prefix, char t) +{ + char c; + int i = 0; + + /* Skip '+' */ + prefix[0] = buf[0]; + + while ((c = buf[++i])) { + /* V.250 5.4.1 Extended command naming rules */ + if (is_extended_character(c)) + prefix[i] = g_ascii_toupper(c); + else + break; + } + + prefix[i] = '\0'; + return TRUE; +} + static char *parse_extended_command(GAtServer *server, char *buf, char *prefix) { - return NULL; + char *command = NULL; + char t = server->v250.s3; + char c = buf[0]; + int i = 0; + + while (c && c != t && c != ';') + c = buf[++i]; + + command = g_strndup(buf, i); + + get_extended_prefix(command, prefix, t); + + return command; } static gboolean get_basic_prefix(char *buf, char *prefix) -- 1.6.6.1