slp/selphy_print
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common: When no serial number is known, use the bus/portnum

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Solomon Peachy 2013-07-16 21:08:33 -04:00
parent c602ad75c0
commit f70d028ac2
1 changed files with 9 additions and 3 deletions
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12
backend_common.c
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@ -28,7 +28,7 @@
#include <libusb-1.0/libusb.h>
#include <arpa/inet.h>
#define BACKEND_VERSION "0.3"
#define BACKEND_VERSION "0.4"
#define STR_LEN_MAX 64
#define DEBUG( ... ) fprintf(stderr, "DEBUG: " __VA_ARGS__ )
@ -191,8 +191,14 @@ static int print_scan_output(struct libusb_device *device,
sanitize_string((char*)serial);
}
if (!strlen((char*)serial))
strcpy((char*)serial, "NONE");
if (!strlen((char*)serial)) {
uint8_t bus_num;
uint8_t port_num;
bus_num = libusb_get_bus_number(device);
port_num = libusb_get_port_number(device);
sprintf((char*)serial, "NONE_B%03d_D%03d", bus_num, port_num);
}
DEBUG("%s%sPID: %04X Manuf: '%s' Product: '%s' Serial: '%s'\n",
(!valid) ? "UNRECOGNIZED: " : "",