-/*
- * This file is part of the libsigrok project.
- *
- * Copyright (C) 2012 Bert Vermeulen <bert@biot.com>
- * Copyright (C) 2012 Alexandru Gagniuc <mr.nuke.me@gmail.com>
- * Copyright (C) 2012 Uwe Hermann <uwe@hermann-uwe.de>
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- */
-
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <fcntl.h>
-#include <string.h>
-#include <errno.h>
-#include <glib.h>
-#include "libsigrok.h"
-#include "libsigrok-internal.h"
-#include "protocol.h"
-
-static const int32_t hwopts[] = {
- SR_CONF_CONN,
- SR_CONF_SERIALCOMM,
-};
-
-static const int32_t hwcaps[] = {
- SR_CONF_MULTIMETER,
- SR_CONF_LIMIT_SAMPLES,
- SR_CONF_LIMIT_MSEC,
- SR_CONF_CONTINUOUS,
-};
-
-SR_PRIV struct sr_dev_driver digitek_dt4000zc_driver_info;
-SR_PRIV struct sr_dev_driver tekpower_tp4000zc_driver_info;
-SR_PRIV struct sr_dev_driver metex_me31_driver_info;
-SR_PRIV struct sr_dev_driver peaktech_3410_driver_info;
-SR_PRIV struct sr_dev_driver mastech_mas345_driver_info;
-SR_PRIV struct sr_dev_driver va_va18b_driver_info;
-SR_PRIV struct sr_dev_driver metex_m3640d_driver_info;
-SR_PRIV struct sr_dev_driver peaktech_4370_driver_info;
-SR_PRIV struct sr_dev_driver pce_pce_dm32_driver_info;
-SR_PRIV struct sr_dev_driver radioshack_22_168_driver_info;
-SR_PRIV struct sr_dev_driver radioshack_22_805_driver_info;
-SR_PRIV struct sr_dev_driver radioshack_22_812_driver_info;
-SR_PRIV struct sr_dev_driver tecpel_dmm_8061_ser_driver_info;
-SR_PRIV struct sr_dev_driver voltcraft_m3650d_driver_info;
-SR_PRIV struct sr_dev_driver voltcraft_vc820_ser_driver_info;
-SR_PRIV struct sr_dev_driver voltcraft_vc830_ser_driver_info;
-SR_PRIV struct sr_dev_driver voltcraft_vc840_ser_driver_info;
-SR_PRIV struct sr_dev_driver uni_t_ut60a_ser_driver_info;
-SR_PRIV struct sr_dev_driver uni_t_ut60e_ser_driver_info;
-SR_PRIV struct sr_dev_driver uni_t_ut61d_ser_driver_info;
-SR_PRIV struct sr_dev_driver uni_t_ut61e_ser_driver_info;
-SR_PRIV struct sr_dev_driver iso_tech_idm103n_ser_driver_info;
-
-SR_PRIV struct dmm_info dmms[] = {
- {
- "Digitek", "DT4000ZC", "2400/8n1", 2400,
- FS9721_PACKET_SIZE, NULL,
- sr_fs9721_packet_valid, sr_fs9721_parse,
- sr_fs9721_10_temp_c,
- &digitek_dt4000zc_driver_info, receive_data_DIGITEK_DT4000ZC,
- },
- {
- "TekPower", "TP4000ZC", "2400/8n1", 2400,
- FS9721_PACKET_SIZE, NULL,
- sr_fs9721_packet_valid, sr_fs9721_parse,
- sr_fs9721_10_temp_c,
- &tekpower_tp4000zc_driver_info, receive_data_TEKPOWER_TP4000ZC,
- },
- {
- "Metex", "ME-31", "600/7n2/rts=0/dtr=1", 600,
- METEX14_PACKET_SIZE, sr_metex14_packet_request,
- sr_metex14_packet_valid, sr_metex14_parse,
- NULL,
- &metex_me31_driver_info, receive_data_METEX_ME31,
- },
- {
- "Peaktech", "3410", "600/7n2/rts=0/dtr=1", 600,
- METEX14_PACKET_SIZE, sr_metex14_packet_request,
- sr_metex14_packet_valid, sr_metex14_parse,
- NULL,
- &peaktech_3410_driver_info, receive_data_PEAKTECH_3410,
- },
- {
- "MASTECH", "MAS345", "600/7n2/rts=0/dtr=1", 600,
- METEX14_PACKET_SIZE, sr_metex14_packet_request,
- sr_metex14_packet_valid, sr_metex14_parse,
- NULL,
- &mastech_mas345_driver_info, receive_data_MASTECH_MAS345,
- },
- {
- "V&A", "VA18B", "2400/8n1", 2400,
- FS9721_PACKET_SIZE, NULL,
- sr_fs9721_packet_valid, sr_fs9721_parse,
- sr_fs9721_01_temp_c,
- &va_va18b_driver_info, receive_data_VA_VA18B,
- },
- {
- "Metex", "M-3640D", "1200/7n2/rts=0/dtr=1", 1200,
- METEX14_PACKET_SIZE, sr_metex14_packet_request,
- sr_metex14_packet_valid, sr_metex14_parse,
- NULL,
- &metex_m3640d_driver_info, receive_data_METEX_M3640D,
- },
- {
- "PeakTech", "4370", "1200/7n2/rts=0/dtr=1", 1200,
- METEX14_PACKET_SIZE, sr_metex14_packet_request,
- sr_metex14_packet_valid, sr_metex14_parse,
- NULL,
- &peaktech_4370_driver_info, receive_data_PEAKTECH_4370,
- },
- {
- "PCE", "PCE-DM32", "2400/8n1", 2400,
- FS9721_PACKET_SIZE, NULL,
- sr_fs9721_packet_valid, sr_fs9721_parse,
- sr_fs9721_01_10_temp_f_c,
- &pce_pce_dm32_driver_info, receive_data_PCE_PCE_DM32,
- },
- {
- "RadioShack", "22-168", "1200/7n2/rts=0/dtr=1", 1200,
- METEX14_PACKET_SIZE, sr_metex14_packet_request,
- sr_metex14_packet_valid, sr_metex14_parse,
- NULL,
- &radioshack_22_168_driver_info, receive_data_RADIOSHACK_22_168,
- },
- {
- "RadioShack", "22-805", "600/7n2/rts=0/dtr=1", 600,
- METEX14_PACKET_SIZE, sr_metex14_packet_request,
- sr_metex14_packet_valid, sr_metex14_parse,
- NULL,
- &radioshack_22_805_driver_info, receive_data_RADIOSHACK_22_805,
- },
- {
- "RadioShack", "22-812", "4800/8n1/rts=0/dtr=1", 4800,
- RS9LCD_PACKET_SIZE, NULL,
- sr_rs9lcd_packet_valid, sr_rs9lcd_parse,
- NULL,
- &radioshack_22_812_driver_info, receive_data_RADIOSHACK_22_812,
- },
- {
- "Tecpel", "DMM-8061 (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
- 2400, FS9721_PACKET_SIZE, NULL,
- sr_fs9721_packet_valid, sr_fs9721_parse,
- sr_fs9721_00_temp_c,
- &tecpel_dmm_8061_ser_driver_info,
- receive_data_TECPEL_DMM_8061_SER,
- },
- {
- "Voltcraft", "M-3650D", "1200/7n2/rts=0/dtr=1", 1200,
- METEX14_PACKET_SIZE, sr_metex14_packet_request,
- sr_metex14_packet_valid, sr_metex14_parse,
- NULL,
- &voltcraft_m3650d_driver_info, receive_data_VOLTCRAFT_M3650D,
- },
- {
- "Voltcraft", "VC-820 (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
- 2400, FS9721_PACKET_SIZE, NULL,
- sr_fs9721_packet_valid, sr_fs9721_parse,
- NULL,
- &voltcraft_vc820_ser_driver_info,
- receive_data_VOLTCRAFT_VC820_SER,
- },
- {
- /*
- * Note: The VC830 doesn't set the 'volt' and 'diode' bits of
- * the FS9922 protocol. Instead, it only sets the user-defined
- * bit "z1" to indicate "diode mode" and "voltage".
- */
- "Voltcraft", "VC-830 (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
- 2400, FS9922_PACKET_SIZE, NULL,
- sr_fs9922_packet_valid, sr_fs9922_parse,
- &sr_fs9922_z1_diode,
- &voltcraft_vc830_ser_driver_info,
- receive_data_VOLTCRAFT_VC830_SER,
- },
- {
- "Voltcraft", "VC-840 (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
- 2400, FS9721_PACKET_SIZE, NULL,
- sr_fs9721_packet_valid, sr_fs9721_parse,
- sr_fs9721_00_temp_c,
- &voltcraft_vc840_ser_driver_info,
- receive_data_VOLTCRAFT_VC840_SER,
- },
- {
- "UNI-T", "UT60A (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
- 2400, FS9721_PACKET_SIZE, NULL,
- sr_fs9721_packet_valid, sr_fs9721_parse,
- NULL,
- &uni_t_ut60a_ser_driver_info,
- receive_data_UNI_T_UT60A_SER,
- },
- {
- "UNI-T", "UT60E (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
- 2400, FS9721_PACKET_SIZE, NULL,
- sr_fs9721_packet_valid, sr_fs9721_parse,
- sr_fs9721_00_temp_c,
- &uni_t_ut60e_ser_driver_info,
- receive_data_UNI_T_UT60E_SER,
- },
- {
- "UNI-T", "UT61D (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
- 2400, FS9922_PACKET_SIZE, NULL,
- sr_fs9922_packet_valid, sr_fs9922_parse, NULL,
- &uni_t_ut61d_ser_driver_info, receive_data_UNI_T_UT61D_SER,
- },
- {
- /* Note: ES51922 baudrate is actually 19230! */
- "UNI-T", "UT61E (UT-D02 cable)", "19200/7o1/rts=0/dtr=1",
- 19200, ES51922_PACKET_SIZE, NULL,
- sr_es51922_packet_valid, sr_es51922_parse, NULL,
- &uni_t_ut61e_ser_driver_info, receive_data_UNI_T_UT61E_SER,
- },
- {
- "ISO-TECH", "IDM103N", "2400/7o1/rts=0/dtr=1",
- 2400, ES519XX_11B_PACKET_SIZE, NULL,
- sr_es519xx_2400_11b_packet_valid, sr_es519xx_2400_11b_parse, NULL,
- &iso_tech_idm103n_ser_driver_info, receive_data_ISO_TECH_IDM103N_SER,
- },
-};
-
-static int dev_clear(int dmm)
-{
- return std_dev_clear(dmms[dmm].di, NULL);
-}
-
-static int init(struct sr_context *sr_ctx, int dmm)
-{
- sr_dbg("Selected '%s' subdriver.", dmms[dmm].di->name);
-
- return std_init(sr_ctx, dmms[dmm].di, LOG_PREFIX);
-}
-
-static GSList *sdmm_scan(const char *conn, const char *serialcomm, int dmm)
-{
- struct sr_dev_inst *sdi;
- struct drv_context *drvc;
- struct dev_context *devc;
- struct sr_probe *probe;
- struct sr_serial_dev_inst *serial;
- GSList *devices;
- int dropped, ret;
- size_t len;
- uint8_t buf[128];
-
- if (!(serial = sr_serial_dev_inst_new(conn, serialcomm)))
- return NULL;
-
- if (serial_open(serial, SERIAL_RDWR | SERIAL_NONBLOCK) != SR_OK)
- return NULL;
-
- sr_info("Probing serial port %s.", conn);
-
- drvc = dmms[dmm].di->priv;
- devices = NULL;
- serial_flush(serial);
-
- /* Request a packet if the DMM requires this. */
- if (dmms[dmm].packet_request) {
- if ((ret = dmms[dmm].packet_request(serial)) < 0) {
- sr_err("Failed to request packet: %d.", ret);
- return FALSE;
- }
- }
-
- /*
- * There's no way to get an ID from the multimeter. It just sends data
- * periodically (or upon request), so the best we can do is check if
- * the packets match the expected format.
- */
-
- /* Let's get a bit of data and see if we can find a packet. */
- len = sizeof(buf);
- ret = serial_stream_detect(serial, buf, &len, dmms[dmm].packet_size,
- dmms[dmm].packet_valid, 1000,
- dmms[dmm].baudrate);
- if (ret != SR_OK)
- goto scan_cleanup;
-
- /*
- * If we dropped more than two packets worth of data, something is
- * wrong. We shouldn't quit however, since the dropped bytes might be
- * just zeroes at the beginning of the stream. Those can occur as a
- * combination of the nonstandard cable that ships with some devices
- * and the serial port or USB to serial adapter.
- */
- dropped = len - dmms[dmm].packet_size;
- if (dropped > 2 * dmms[dmm].packet_size)
- sr_warn("Had to drop too much data.");
-
- sr_info("Found device on port %s.", conn);
-
- if (!(sdi = sr_dev_inst_new(0, SR_ST_INACTIVE, dmms[dmm].vendor,
- dmms[dmm].device, "")))
- goto scan_cleanup;
-
- if (!(devc = g_try_malloc0(sizeof(struct dev_context)))) {
- sr_err("Device context malloc failed.");
- goto scan_cleanup;
- }
-
- sdi->inst_type = SR_INST_SERIAL;
- sdi->conn = serial;
-
- sdi->priv = devc;
- sdi->driver = dmms[dmm].di;
- if (!(probe = sr_probe_new(0, SR_PROBE_ANALOG, TRUE, "P1")))
- goto scan_cleanup;
- sdi->probes = g_slist_append(sdi->probes, probe);
- drvc->instances = g_slist_append(drvc->instances, sdi);
- devices = g_slist_append(devices, sdi);
-
-scan_cleanup:
- serial_close(serial);
-
- return devices;
-}
-
-static GSList *scan(GSList *options, int dmm)
-{
- struct sr_config *src;
- GSList *l, *devices;
- const char *conn, *serialcomm;
-
- conn = serialcomm = NULL;
- for (l = options; l; l = l->next) {
- src = l->data;
- switch (src->key) {
- case SR_CONF_CONN:
- conn = g_variant_get_string(src->data, NULL);
- break;
- case SR_CONF_SERIALCOMM:
- serialcomm = g_variant_get_string(src->data, NULL);
- break;
- }
- }
- if (!conn)
- return NULL;
-
- if (serialcomm) {
- /* Use the provided comm specs. */
- devices = sdmm_scan(conn, serialcomm, dmm);
- } else {
- /* Try the default. */
- devices = sdmm_scan(conn, dmms[dmm].conn, dmm);
- }
-
- return devices;
-}
-
-static GSList *dev_list(int dmm)
-{
- return ((struct drv_context *)(dmms[dmm].di->priv))->instances;
-}
-
-static int dev_open(struct sr_dev_inst *sdi)
-{
- struct sr_serial_dev_inst *serial;
-
- serial = sdi->conn;
- if (serial_open(serial, SERIAL_RDWR | SERIAL_NONBLOCK) != SR_OK)
- return SR_ERR;
-
- sdi->status = SR_ST_ACTIVE;
-
- return SR_OK;
-}
-
-static int dev_close(struct sr_dev_inst *sdi)
-{
- struct sr_serial_dev_inst *serial;
-
- serial = sdi->conn;
- if (serial && serial->fd != -1) {
- serial_close(serial);
- sdi->status = SR_ST_INACTIVE;
- }
-
- return SR_OK;
-}
-
-static int cleanup(int dmm)
-{
- return dev_clear(dmm);
-}
-
-static int config_set(int id, GVariant *data, const struct sr_dev_inst *sdi)
-{
- struct dev_context *devc;
-
- if (sdi->status != SR_ST_ACTIVE)
- return SR_ERR_DEV_CLOSED;
-
- if (!(devc = sdi->priv)) {
- sr_err("sdi->priv was NULL.");
- return SR_ERR_BUG;
- }
-
- switch (id) {
- case SR_CONF_LIMIT_SAMPLES:
- devc->limit_samples = g_variant_get_uint64(data);
- sr_dbg("Setting sample limit to %" PRIu64 ".",
- devc->limit_samples);
- break;
- case SR_CONF_LIMIT_MSEC:
- devc->limit_msec = g_variant_get_uint64(data);
- sr_dbg("Setting time limit to %" PRIu64 "ms.",
- devc->limit_msec);
- break;
- default:
- return SR_ERR_NA;
- }
-
- return SR_OK;
-}
-
-static int config_list(int key, GVariant **data, const struct sr_dev_inst *sdi)
-{
-
- (void)sdi;
-
- switch (key) {
- case SR_CONF_SCAN_OPTIONS:
- *data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32,
- hwopts, ARRAY_SIZE(hwopts), sizeof(int32_t));
- break;
- case SR_CONF_DEVICE_OPTIONS:
- *data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32,
- hwcaps, ARRAY_SIZE(hwcaps), sizeof(int32_t));
- break;
- default:
- return SR_ERR_NA;
- }
-
- return SR_OK;
-}
-
-static int dev_acquisition_start(const struct sr_dev_inst *sdi,
- void *cb_data, int dmm)
-{
- struct dev_context *devc;
- struct sr_serial_dev_inst *serial;
-
- if (sdi->status != SR_ST_ACTIVE)
- return SR_ERR_DEV_CLOSED;
-
- if (!(devc = sdi->priv)) {
- sr_err("sdi->priv was NULL.");
- return SR_ERR_BUG;
- }
-
- devc->cb_data = cb_data;
-
- /*
- * Reset the number of samples to take. If we've already collected our
- * quota, but we start a new session, and don't reset this, we'll just
- * quit without acquiring any new samples.
- */
- devc->num_samples = 0;
- devc->starttime = g_get_monotonic_time();
-
- /* Send header packet to the session bus. */
- std_session_send_df_header(cb_data, LOG_PREFIX);
-
- /* Poll every 50ms, or whenever some data comes in. */
- serial = sdi->conn;
- sr_source_add(serial->fd, G_IO_IN, 50,
- dmms[dmm].receive_data, (void *)sdi);
-
- return SR_OK;
-}
-
-static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data)
-{
- return std_dev_acquisition_stop_serial(sdi, cb_data, dev_close,
- sdi->conn, LOG_PREFIX);
-}
-
-/* Driver-specific API function wrappers */
-#define HW_INIT(X) \
-static int init_##X(struct sr_context *sr_ctx) { return init(sr_ctx, X); }
-#define HW_CLEANUP(X) \
-static int cleanup_##X(void) { return cleanup(X); }
-#define HW_SCAN(X) \
-static GSList *scan_##X(GSList *options) { return scan(options, X); }
-#define HW_DEV_LIST(X) \
-static GSList *dev_list_##X(void) { return dev_list(X); }
-#define HW_DEV_CLEAR(X) \
-static int dev_clear_##X(void) { return dev_clear(X); }
-#define HW_DEV_ACQUISITION_START(X) \
-static int dev_acquisition_start_##X(const struct sr_dev_inst *sdi, \
-void *cb_data) { return dev_acquisition_start(sdi, cb_data, X); }
-
-/* Driver structs and API function wrappers */
-#define DRV(ID, ID_UPPER, NAME, LONGNAME) \
-HW_INIT(ID_UPPER) \
-HW_CLEANUP(ID_UPPER) \
-HW_SCAN(ID_UPPER) \
-HW_DEV_LIST(ID_UPPER) \
-HW_DEV_CLEAR(ID_UPPER) \
-HW_DEV_ACQUISITION_START(ID_UPPER) \
-SR_PRIV struct sr_dev_driver ID##_driver_info = { \
- .name = NAME, \
- .longname = LONGNAME, \
- .api_version = 1, \
- .init = init_##ID_UPPER, \
- .cleanup = cleanup_##ID_UPPER, \
- .scan = scan_##ID_UPPER, \
- .dev_list = dev_list_##ID_UPPER, \
- .dev_clear = dev_clear_##ID_UPPER, \
- .config_get = NULL, \
- .config_set = config_set, \
- .config_list = config_list, \
- .dev_open = dev_open, \
- .dev_close = dev_close, \
- .dev_acquisition_start = dev_acquisition_start_##ID_UPPER, \
- .dev_acquisition_stop = dev_acquisition_stop, \
- .priv = NULL, \
-};
-
-DRV(digitek_dt4000zc, DIGITEK_DT4000ZC, "digitek-dt4000zc", "Digitek DT4000ZC")
-DRV(tekpower_tp4000zc, TEKPOWER_TP4000ZC, "tekpower-tp4000zc", "TekPower TP4000ZC")
-DRV(metex_me31, METEX_ME31, "metex-me31", "Metex ME-31")
-DRV(peaktech_3410, PEAKTECH_3410, "peaktech-3410", "PeakTech 3410")
-DRV(mastech_mas345, MASTECH_MAS345, "mastech-mas345", "MASTECH MAS345")
-DRV(va_va18b, VA_VA18B, "va-va18b", "V&A VA18B")
-DRV(metex_m3640d, METEX_M3640D, "metex-m3640d", "Metex M-3640D")
-DRV(peaktech_4370, PEAKTECH_4370, "peaktech-4370", "PeakTech 4370")
-DRV(pce_pce_dm32, PCE_PCE_DM32, "pce-pce-dm32", "PCE PCE-DM32")
-DRV(radioshack_22_168, RADIOSHACK_22_168, "radioshack-22-168", "RadioShack 22-168")
-DRV(radioshack_22_805, RADIOSHACK_22_805, "radioshack-22-805", "RadioShack 22-805")
-DRV(radioshack_22_812, RADIOSHACK_22_812, "radioshack-22-812", "RadioShack 22-812")
-DRV(tecpel_dmm_8061_ser, TECPEL_DMM_8061_SER, "tecpel-dmm-8061-ser", "Tecpel DMM-8061 (UT-D02 cable)")
-DRV(voltcraft_m3650d, VOLTCRAFT_M3650D, "voltcraft-m3650d", "Voltcraft M-3650D")
-DRV(voltcraft_vc820_ser, VOLTCRAFT_VC820_SER, "voltcraft-vc820-ser", "Voltcraft VC-820 (UT-D02 cable)")
-DRV(voltcraft_vc830_ser, VOLTCRAFT_VC830_SER, "voltcraft-vc830-ser", "Voltcraft VC-830 (UT-D02 cable)")
-DRV(voltcraft_vc840_ser, VOLTCRAFT_VC840_SER, "voltcraft-vc840-ser", "Voltcraft VC-840 (UT-D02 cable)")
-DRV(uni_t_ut60a_ser, UNI_T_UT60A_SER, "uni-t-ut60a-ser", "UNI-T UT60A (UT-D02 cable)")
-DRV(uni_t_ut60e_ser, UNI_T_UT60E_SER, "uni-t-ut60e-ser", "UNI-T UT60E (UT-D02 cable)")
-DRV(uni_t_ut61d_ser, UNI_T_UT61D_SER, "uni-t-ut61d-ser", "UNI-T UT61D (UT-D02 cable)")
-DRV(uni_t_ut61e_ser, UNI_T_UT61E_SER, "uni-t-ut61e-ser", "UNI-T UT61E (UT-D02 cable)")
-DRV(iso_tech_idm103n_ser, ISO_TECH_IDM103N_SER, "iso-tech-idm103n-ser", "ISO-TECH IDM103N")