-SR_PRIV int req_packet(struct sr_dev_inst *sdi, int dmm);
-
-SR_PRIV int receive_data_BBCGM_M2110(int fd, int revents, void *cb_data);
-SR_PRIV int receive_data_DIGITEK_DT4000ZC(int fd, int revents, void *cb_data);
-SR_PRIV int receive_data_TEKPOWER_TP4000ZC(int fd, int revents, void *cb_data);
-SR_PRIV int receive_data_METEX_ME31(int fd, int revents, void *cb_data);
-SR_PRIV int receive_data_PEAKTECH_3410(int fd, int revents, void *cb_data);
-SR_PRIV int receive_data_MASTECH_MAS345(int fd, int revents, void *cb_data);
-SR_PRIV int receive_data_MASTECH_MS8250B(int fd, int revents, void *cb_data);
-SR_PRIV int receive_data_VA_VA18B(int fd, int revents, void *cb_data);
-SR_PRIV int receive_data_VA_VA40B(int fd, int revents, void *cb_data);
-SR_PRIV int receive_data_METEX_M3640D(int fd, int revents, void *cb_data);
-SR_PRIV int receive_data_METEX_M4650CR(int fd, int revents, void *cb_data);
-SR_PRIV int receive_data_PEAKTECH_4370(int fd, int revents, void *cb_data);
-SR_PRIV int receive_data_PCE_PCE_DM32(int fd, int revents, void *cb_data);
-SR_PRIV int receive_data_RADIOSHACK_22_168(int fd, int revents, void *cb_data);
-SR_PRIV int receive_data_RADIOSHACK_22_805(int fd, int revents, void *cb_data);
-SR_PRIV int receive_data_RADIOSHACK_22_812(int fd, int revents, void *cb_data);
-SR_PRIV int receive_data_TECPEL_DMM_8061_SER(int fd, int revents, void *cb_data);
-SR_PRIV int receive_data_VOLTCRAFT_M3650CR(int fd, int revents, void *cb_data);
-SR_PRIV int receive_data_VOLTCRAFT_M3650D(int fd, int revents, void *cb_data);
-SR_PRIV int receive_data_VOLTCRAFT_M4650CR(int fd, int revents, void *cb_data);
-SR_PRIV int receive_data_VOLTCRAFT_ME42(int fd, int revents, void *cb_data);
-SR_PRIV int receive_data_VOLTCRAFT_VC820_SER(int fd, int revents, void *cb_data);
-SR_PRIV int receive_data_VOLTCRAFT_VC830_SER(int fd, int revents, void *cb_data);
-SR_PRIV int receive_data_VOLTCRAFT_VC840_SER(int fd, int revents, void *cb_data);
-SR_PRIV int receive_data_VOLTCRAFT_VC920_SER(int fd, int revents, void *cb_data);
-SR_PRIV int receive_data_VOLTCRAFT_VC940_SER(int fd, int revents, void *cb_data);
-SR_PRIV int receive_data_VOLTCRAFT_VC960_SER(int fd, int revents, void *cb_data);
-SR_PRIV int receive_data_UNI_T_UT60A_SER(int fd, int revents, void *cb_data);
-SR_PRIV int receive_data_UNI_T_UT60E_SER(int fd, int revents, void *cb_data);
-SR_PRIV int receive_data_UNI_T_UT60G_SER(int fd, int revents, void *cb_data);
-SR_PRIV int receive_data_UNI_T_UT61B_SER(int fd, int revents, void *cb_data);
-SR_PRIV int receive_data_UNI_T_UT61C_SER(int fd, int revents, void *cb_data);
-SR_PRIV int receive_data_UNI_T_UT61D_SER(int fd, int revents, void *cb_data);
-SR_PRIV int receive_data_UNI_T_UT61E_SER(int fd, int revents, void *cb_data);
-SR_PRIV int receive_data_UNI_T_UT71A_SER(int fd, int revents, void *cb_data);
-SR_PRIV int receive_data_UNI_T_UT71B_SER(int fd, int revents, void *cb_data);
-SR_PRIV int receive_data_UNI_T_UT71C_SER(int fd, int revents, void *cb_data);
-SR_PRIV int receive_data_UNI_T_UT71D_SER(int fd, int revents, void *cb_data);
-SR_PRIV int receive_data_UNI_T_UT71E_SER(int fd, int revents, void *cb_data);
-SR_PRIV int receive_data_ISO_TECH_IDM103N(int fd, int revents, void *cb_data);
-SR_PRIV int receive_data_TENMA_72_7745_SER(int fd, int revents, void *cb_data);
-SR_PRIV int receive_data_TENMA_72_7750_SER(int fd, int revents, void *cb_data);
-SR_PRIV int receive_data_BRYMEN_BM25X(int fd, int revents, void *cb_data);