X-Git-Url: http://sigrok.org/gitweb/?a=blobdiff_plain;ds=sidebyside;f=device.c;h=b51af2ba5127dda17a5325b1ae5962427471696b;hb=4d15e5c9077a543a452a976933286c705c2e7088;hp=2509c542ba4566816998f58e74de4bd4a6e7c881;hpb=393fb9cb18c5746d8567c9cf74b872804043345a;p=libsigrok.git diff --git a/device.c b/device.c index 2509c542..b51af2ba 100644 --- a/device.c +++ b/device.c @@ -19,9 +19,19 @@ #include #include +#include "config.h" /* Needed for HAVE_LIBUSB_1_0 and others. */ #include "libsigrok.h" #include "libsigrok-internal.h" +/* Message logging helpers with driver-specific prefix string. */ +#define DRIVER_LOG_DOMAIN "device: " +#define sr_log(l, s, args...) sr_log(l, DRIVER_LOG_DOMAIN s, ## args) +#define sr_spew(s, args...) sr_spew(DRIVER_LOG_DOMAIN s, ## args) +#define sr_dbg(s, args...) sr_dbg(DRIVER_LOG_DOMAIN s, ## args) +#define sr_info(s, args...) sr_info(DRIVER_LOG_DOMAIN s, ## args) +#define sr_warn(s, args...) sr_warn(DRIVER_LOG_DOMAIN s, ## args) +#define sr_err(s, args...) sr_err(DRIVER_LOG_DOMAIN s, ## args) + /** * @file * @@ -43,7 +53,7 @@ SR_PRIV struct sr_probe *sr_probe_new(int index, int type, struct sr_probe *probe; if (!(probe = g_try_malloc0(sizeof(struct sr_probe)))) { - sr_err("hwdriver: probe malloc failed"); + sr_err("Probe malloc failed."); return NULL; } @@ -173,27 +183,27 @@ SR_API int sr_dev_trigger_set(const struct sr_dev_inst *sdi, int probenum, * If the device's 'driver' field is NULL (virtual device), this * function will always return FALSE (virtual devices don't have * a hardware capabilities list). - * @param hwcap The capability that should be checked (whether it's supported - * by the specified device). + * @param option The option that should be checked for support on the + * specified device. * - * @return TRUE if the device has the specified capability, FALSE otherwise. - * FALSE is also returned upon invalid input parameters or other + * @return TRUE if the device has the specified option, FALSE otherwise. + * FALSE is also returned on invalid input parameters or other * error conditions. */ -SR_API gboolean sr_dev_has_hwcap(const struct sr_dev_inst *sdi, int hwcap) +SR_API gboolean sr_dev_has_option(const struct sr_dev_inst *sdi, int key) { - const int *hwcaps; + const int *devopts; int i; if (!sdi || !sdi->driver) return FALSE; - if (sdi->driver->info_get(SR_DI_HWCAPS, - (const void **)&hwcaps, NULL) != SR_OK) + if (sdi->driver->config_list(SR_CONF_DEVICE_OPTIONS, + (const void **)&devopts, NULL) != SR_OK) return FALSE; - for (i = 0; hwcaps[i]; i++) { - if (hwcaps[i] == hwcap) + for (i = 0; devopts[i]; i++) { + if (devopts[i] == key) return TRUE; } @@ -207,7 +217,7 @@ SR_PRIV struct sr_dev_inst *sr_dev_inst_new(int index, int status, struct sr_dev_inst *sdi; if (!(sdi = g_try_malloc(sizeof(struct sr_dev_inst)))) { - sr_err("hwdriver: %s: sdi malloc failed", __func__); + sr_err("%s: sdi malloc failed", __func__); return NULL; } @@ -253,7 +263,7 @@ SR_PRIV struct sr_usb_dev_inst *sr_usb_dev_inst_new(uint8_t bus, struct sr_usb_dev_inst *udi; if (!(udi = g_try_malloc(sizeof(struct sr_usb_dev_inst)))) { - sr_err("hwdriver: %s: udi malloc failed", __func__); + sr_err("%s: udi malloc failed", __func__); return NULL; } @@ -267,7 +277,6 @@ SR_PRIV struct sr_usb_dev_inst *sr_usb_dev_inst_new(uint8_t bus, /** @private */ SR_PRIV void sr_usb_dev_inst_free(struct sr_usb_dev_inst *usb) { - /* Avoid compiler warnings. */ (void)usb; /* Nothing to do for this device instance type. */ @@ -275,19 +284,37 @@ SR_PRIV void sr_usb_dev_inst_free(struct sr_usb_dev_inst *usb) #endif -/** @private */ +/** @private + * @param pathname OS-specific serial port specification. Examples: + * "/dev/ttyUSB0", "/dev/ttyACM1", "/dev/tty.Modem-0", "COM1". + * @param serialcomm A serial communication parameters string, in the form + * of /, for example "9600/8n1" or + * "600/7o2". This is an optional parameter; it may be filled in later. + * @return A pointer to a newly initialized struct sr_serial_dev_inst, + * or NULL on error. + * + * Both parameters are copied to newly allocated strings, and freed + * automatically by sr_serial_dev_inst_free(). + */ SR_PRIV struct sr_serial_dev_inst *sr_serial_dev_inst_new(const char *port, - int fd) + const char *serialcomm) { struct sr_serial_dev_inst *serial; - if (!(serial = g_try_malloc(sizeof(struct sr_serial_dev_inst)))) { - sr_err("hwdriver: %s: serial malloc failed", __func__); + if (!port) { + sr_err("hwdriver: serial port required"); + return NULL; + } + + if (!(serial = g_try_malloc0(sizeof(struct sr_serial_dev_inst)))) { + sr_err("hwdriver: serial malloc failed"); return NULL; } serial->port = g_strdup(port); - serial->fd = fd; + if (serialcomm) + serial->serialcomm = g_strdup(serialcomm); + serial->fd = -1; return serial; } @@ -295,20 +322,24 @@ SR_PRIV struct sr_serial_dev_inst *sr_serial_dev_inst_new(const char *port, /** @private */ SR_PRIV void sr_serial_dev_inst_free(struct sr_serial_dev_inst *serial) { + g_free(serial->port); + g_free(serial->serialcomm); + g_free(serial); + } -SR_API int sr_dev_config_set(const struct sr_dev_inst *sdi, int hwcap, +SR_API int sr_config_set(const struct sr_dev_inst *sdi, int hwcap, const void *value) { int ret; - if (!sdi || !sdi->driver || !sdi->driver->dev_config_set) { - sr_err("hwdriver: unable to set config option"); + if (!sdi || !sdi->driver || !sdi->driver->config_set) { + sr_err("Unable to set config option."); return SR_ERR; } - ret = sdi->driver->dev_config_set(sdi, hwcap, value); + ret = sdi->driver->config_set(hwcap, value, sdi); return ret; }