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Report UTF8 support to clients

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Vague Rant 2022-09-23 22:26:34 +10:00 committed by Maschell
parent 092142dffd
commit 13e9c38512
1 changed files with 22 additions and 5 deletions
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25
src/ftp.c
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@ -112,7 +112,11 @@ static int32_t write_reply(client_t *client, uint16_t code, char *msg) {
char *msgbuf = (char *) malloc(msglen + 1); char *msgbuf = (char *) malloc(msglen + 1);
if (msgbuf == NULL) if (msgbuf == NULL)
return -ENOMEM; return -ENOMEM;
if (code == 211) {
sprintf(msgbuf, "%u-%s\r\n", code, msg);
} else {
sprintf(msgbuf, "%u %s\r\n", code, msg); sprintf(msgbuf, "%u %s\r\n", code, msg);
}
console_printf("Wrote reply: %s", msgbuf); console_printf("Wrote reply: %s", msgbuf);
int32_t ret = send_exact(client->socket, msgbuf, msglen); int32_t ret = send_exact(client->socket, msgbuf, msglen);
free(msgbuf); free(msgbuf);
@ -223,6 +227,18 @@ static int32_t ftp_MODE(client_t *client, char *rest) {
} }
} }
static int32_t ftp_FEAT(client_t *client, char *rest) {
return write_reply(client, 211, "Features:\n UTF8\n211 End");
}
static int32_t ftp_OPTS(client_t *client, char *rest) {
if (!strcasecmp("UTF8 ON", rest)) {
return write_reply(client, 200, "OK");
} else {
return write_reply(client, 502, "Command not implemented.");
}
}
static int32_t ftp_PWD(client_t *client, char *rest UNUSED) { static int32_t ftp_PWD(client_t *client, char *rest UNUSED) {
char msg[MAXPATHLEN + 24]; char msg[MAXPATHLEN + 24];
// TODO: escape double-quotes // TODO: escape double-quotes
@ -681,21 +697,22 @@ static int32_t ftp_UNKNOWN(client_t *client, char *rest UNUSED) {
return write_reply(client, 502, "Command not implemented."); return write_reply(client, 502, "Command not implemented.");
} }
static const char *unauthenticated_commands[] = {"USER", "PASS", "QUIT", "REIN", "NOOP", NULL}; static const char *unauthenticated_commands[] = {"USER", "PASS", "QUIT", "REIN", "FEAT", "OPTS", "NOOP", NULL};
static const ftp_command_handler unauthenticated_handlers[] = {ftp_USER, ftp_PASS, ftp_QUIT, ftp_REIN, ftp_NOOP, ftp_NEEDAUTH}; static const ftp_command_handler unauthenticated_handlers[] = {ftp_USER, ftp_PASS, ftp_QUIT, ftp_REIN, ftp_FEAT, ftp_OPTS, ftp_NOOP, ftp_NEEDAUTH};
static const char *authenticated_commands[] = { static const char *authenticated_commands[] = {
"USER", "PASS", "LIST", "PWD", "CWD", "CDUP", "USER", "PASS", "LIST", "PWD", "CWD", "CDUP",
"SIZE", "PASV", "PORT", "TYPE", "SYST", "MODE", "SIZE", "PASV", "PORT", "TYPE", "SYST", "MODE",
"RETR", "STOR", "APPE", "REST", "DELE", "MKD", "RETR", "STOR", "APPE", "REST", "DELE", "MKD",
"RMD", "RNFR", "RNTO", "NLST", "QUIT", "REIN", "RMD", "RNFR", "RNTO", "NLST", "QUIT", "REIN",
"SITE", "NOOP", "ALLO", NULL}; "SITE", "FEAT", "OPTS", "NOOP", "ALLO", NULL};
static const ftp_command_handler authenticated_handlers[] = { static const ftp_command_handler authenticated_handlers[] = {
ftp_USER, ftp_PASS, ftp_LIST, ftp_PWD, ftp_CWD, ftp_CDUP, ftp_USER, ftp_PASS, ftp_LIST, ftp_PWD, ftp_CWD, ftp_CDUP,
ftp_SIZE, ftp_PASV, ftp_PORT, ftp_TYPE, ftp_SYST, ftp_MODE, ftp_SIZE, ftp_PASV, ftp_PORT, ftp_TYPE, ftp_SYST, ftp_MODE,
ftp_RETR, ftp_STOR, ftp_APPE, ftp_REST, ftp_DELE, ftp_MKD, ftp_RETR, ftp_STOR, ftp_APPE, ftp_REST, ftp_DELE, ftp_MKD,
ftp_DELE, ftp_RNFR, ftp_RNTO, ftp_NLST, ftp_QUIT, ftp_REIN, ftp_DELE, ftp_RNFR, ftp_RNTO, ftp_NLST, ftp_QUIT, ftp_REIN,
ftp_SITE, ftp_NOOP, ftp_SUPERFLUOUS, ftp_UNKNOWN}; ftp_SITE, ftp_FEAT, ftp_OPTS, ftp_NOOP, ftp_SUPERFLUOUS,
ftp_UNKNOWN};
/* /*
returns negative to signal an error that requires closing the connection returns negative to signal an error that requires closing the connection