int on_data_reception (void * /*cls*/,
struct MHD_Connection* connection,
const char* url,
const char* method,
const char* /*version*/,
const char* upload_data,
size_t* upload_data_size,
void** ioConCtx)
{
MDW_LOG_DEBUG ("on_data_reception");
// No context: New incoming cnx
if (NULL == *ioConCtx)
{
return accept_connection(connection, url, method, ioConCtx);
}
HttpConnection *con_info = (HttpConnection*) *ioConCtx;
if (nullptr == con_info)
return send_reponse (connection, StaticPages::ClientError, MHD_HTTP_BAD_REQUEST);
return con_info->onDataReceived(upload_data, upload_data_size);
}
int handle_connection(int sock, struct sockaddr_in *addr)
{
int8_t cmd_type;
struct fs_open_command cmd_open;
struct fs_command cmd;
int read_bytes, ret, file;
while (1 == recv(sock, &cmd_type, sizeof(cmd_type), MSG_PEEK)) {
switch (cmd_type) {
case FSMSG_OPEN:
recv(sock, &cmd_open, sizeof(cmd_open), MSG_WAITALL);
cmd_open.filename[255] = 0;
printf("received FSMSG_OPEN, filename = %s\n", cmd_open.filename);
file = open(cmd_open.filename, cmd_open.base_command.arg1);
send_reponse(sock, 0, file);
break;
case FSMSG_WRITE:
{
recv(sock, &cmd, sizeof(cmd), MSG_WAITALL);
printf("received FSMSG_WRITE, fd = %i\n", cmd.fd);
char buffer[cmd.arg1];
read(sock, &buffer, sizeof(buffer));
ret = write(cmd.fd, &buffer, sizeof(buffer));
send_reponse(sock, 0, ret);
}
break;
case FSMSG_READ:
{
recv(sock, &cmd, sizeof(cmd), MSG_WAITALL);
printf("received FSMSG_READ, fd = %i\n", cmd.fd);
char buffer[cmd.arg1];
read_bytes = read(cmd.fd, &buffer, sizeof(buffer));
write(sock, &buffer, sizeof(buffer));
send_reponse(sock, 0, read_bytes);
}
break;
case FSMSG_LSEEK:
recv(sock, &cmd, sizeof(cmd), MSG_WAITALL);
printf("received FSMSG_LSEEK, fd = %i\n", cmd.fd);
ret = lseek(cmd.fd, cmd.arg1, cmd.arg2);
send_reponse(sock, 0, ret);
break;
case FSMSG_CLOSE:
recv(sock, &cmd, sizeof(cmd), MSG_WAITALL);
printf("received FSMSG_CLOSE, fd = %i\n", cmd.fd);
ret = close(cmd.fd);
send_reponse(sock, 0, ret);
break;
case FSMSG_STAT:
recv(sock, &cmd, sizeof(cmd), MSG_WAITALL);
printf("received FSMSG_STAT, fd = %i\n", cmd.fd);
struct stat sb;
ret = fstat(cmd.fd, &sb);
send_stat_reponse(sock, 0, ret, &sb);
break;
default:
printf("unknown msg type %d\n", cmd_type);
return 1;
}
}
printf("subprocess exiting\n");
return 0;
}
