selphy_print/shinko_s2145_print.c

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/*
* Shinko/Sinfonia CHC-S2145 CUPS backend -- libusb-1.0 version
*
* (c) 2013 Solomon Peachy <pizza@shaftnet.org>
*
* Development of this backend was sponsored by:
*
* LiveLink Technology [ www.livelinktechnology.net ]
*
* The latest version of this program can be found at:
*
* http://git.shaftnet.org/git/gitweb.cgi?p=selphy_print.git
*
* 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, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* [http://www.gnu.org/licenses/gpl-3.0.html]
*
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <signal.h>
#define VERSION "0.11"
#define URI_PREFIX "shinko-s2145://"
#include "backend_common.c"
/* USB Identifiers */
#define USB_VID_SHINKO 0x10CE
#define USB_PID_SHINKO_S2145 0x000E
enum {
S_IDLE = 0,
S_PRINTER_READY_CMD,
S_PRINTER_SENT_PRINT_CMD,
S_PRINTER_SENT_DATA,
S_FINISHED,
};
/* Structure of printjob header. All fields are LITTLE ENDIAN */
struct s2145_printjob_hdr {
uint32_t len1; /* Fixed at 0x10 */
uint32_t model; /* Fixed at '2145' (decimal) */
uint32_t unk2;
uint32_t unk3;
uint32_t len2; /* Fixed at 0x64 */
uint32_t unk5;
uint32_t media;
uint32_t unk6;
uint32_t method;
uint32_t mode;
uint32_t unk7;
uint32_t unk8;
uint32_t unk9;
uint32_t columns;
uint32_t rows;
uint32_t copies;
uint32_t unk10;
uint32_t unk11;
uint32_t unk12;
uint32_t unk13;
uint32_t unk14;
uint32_t unk15;
uint32_t dpi; /* Fixed at '300' (decimal) */
uint32_t unk16;
uint32_t unk17;
uint32_t unk18;
uint32_t unk19;
uint32_t unk20;
uint32_t unk21;
} __attribute__((packed));
/* Structs for printer */
struct s2145_cmd_hdr {
uint16_t cmd;
uint16_t len; /* Not including this header */
} __attribute__((packed));
#define S2145_CMD_STATUS 0x0001
#define S2145_CMD_MEDIAINFO 0x0002
#define S2145_CMD_MODELNAME 0x0003
#define S2145_CMD_ERRORLOG 0x0004
#define S2145_CMD_PRINTJOB 0x4001
#define S2145_CMD_CANCELJOB 0x4002
#define S2145_CMD_FLASHLED 0x4003
#define S2145_CMD_RESET 0x4004
#define S2145_CMD_READTONE 0x4005
#define S2145_CMD_BUTTON 0x4006
#define S2145_CMD_GETUNIQUE 0x8003
#define S2145_CMD_FWINFO 0xC003
#define S2145_CMD_UPDATE 0xC004
#define S2145_CMD_SETUNIQUE 0xC007
struct s2145_print_cmd {
struct s2145_cmd_hdr hdr;
uint8_t id;
uint16_t count;
uint16_t columns;
uint16_t rows;
uint8_t media;
uint8_t mode;
uint8_t method;
} __attribute__((packed));
#define PRINT_MEDIA_4x6 0x00
#define PRINT_MEDIA_5x3_5 0x01
#define PRINT_MEDIA_5x7 0x03
#define PRINT_MEDIA_6x9 0x05
#define PRINT_MEDIA_6x8 0x06
#define PRINT_MEDIA_2x6 0x07
static char *print_medias[] = {
"4x6",
"5x3.5",
"Unused",
"5x7",
"Unused",
"6x9",
"6x8",
"2x6"
};
#define PRINT_MODE_DEFAULT 0x01
#define PRINT_MODE_STD_GLOSSY 0x02
#define PRINT_MODE_FINE_GLOSSY 0x03
#define PRINT_MODE_STD_MATTE 0x04
#define PRINT_MODE_FINE_MATTE 0x05
#define PRINT_MODE_STD_EGLOSSY 0x06
#define PRINT_MODE_FINE_EGLOSSY 0x07
static char *print_modes[] = {
"Unused",
"Default",
"Std Glossy",
"Fine Glossy",
"Std Matte",
"Fine Matte",
"Std ExGlossy",
"Fine ExGlossy"
};
#define PRINT_METHOD_STD 0x00
#define PRINT_METHOD_4x6_2UP 0x02
#define PRINT_METHOD_2x6_2UP 0x04
static char *print_methods[] = {
"Standard",
"Unused",
"4x6 2up",
"Unused",
"2x6 2up",
};
struct s2145_cancel_cmd {
struct s2145_cmd_hdr hdr;
uint8_t id;
} __attribute__((packed));
struct s2145_reset_cmd {
struct s2145_cmd_hdr hdr;
uint8_t target;
} __attribute__((packed));
#define RESET_PRINTER 0x03
#define RESET_USER_CURVE 0x04
struct s2145_readtone_cmd {
struct s2145_cmd_hdr hdr;
uint8_t curveid;
} __attribute__((packed));
struct s2145_button_cmd {
struct s2145_cmd_hdr hdr;
uint8_t enabled;
} __attribute__((packed));
#define BUTTON_ENABLED 0x01
#define BUTTON_DISABLED 0x00
struct s2145_fwinfo_cmd {
struct s2145_cmd_hdr hdr;
uint8_t target;
} __attribute__((packed));
#define FWINFO_TARGET_MAIN_BOOT 0x01
#define FWINFO_TARGET_MAIN_APP 0x02
#define FWINFO_TARGET_DSP_BOOT 0x03
#define FWINFO_TARGET_DSP_APP 0x04
#define FWINFO_TARGET_USB_BOOT 0x05
#define FWINFO_TARGET_USB_APP 0x06
#define FWINFO_TARGET_TABLES 0x07
static char *fwinfo_targets[] = {
"Unused",
"Main Boot",
"Main App",
"DSP Boot",
"DSP App",
"USB Boot",
"USB App",
"Tables"
};
struct s2145_update_cmd {
struct s2145_cmd_hdr hdr;
uint8_t target;
uint32_t reserved;
uint32_t size;
} __attribute__((packed));
#define UPDATE_TARGET_USER 0x03
#define UPDATE_TARGET_CURRENT 0x04
static char *update_targets[] = {
"Unused",
"Unused",
"Unused",
"User",
"Current",
};
#define UPDATE_SIZE 0x600
/* Update is three channels, Y, M, C;
each is 256 entries of 11-bit data padded to 16-bits.
Printer expects LE data. We use BE data on disk.
*/
struct s2145_setunique_cmd {
struct s2145_cmd_hdr hdr;
uint8_t len;
uint8_t data[23]; /* Not necessarily all used. */
} __attribute__((packed));
struct s2145_status_hdr {
uint8_t result;
uint8_t error;
uint8_t printer_major;
uint8_t printer_minor;
uint8_t reserved[3];
uint8_t status;
uint16_t payload_len;
} __attribute__((packed));
#define RESULT_SUCCESS 0x01
#define RESULT_FAIL 0x02
#define ERROR_NONE 0x00
#define ERROR_INVALID_PARAM 0x01
#define ERROR_MAIN_APP_INACTIVE 0x02
#define ERROR_COMMS_TIMEOUT 0x03
#define ERROR_MAINT_NEEDED 0x04
#define ERROR_BAD_COMMAND 0x05
#define ERROR_PRINTER 0x11
#define ERROR_BUFFER_FULL 0x21
/* XXX observed major/minor error codes:
0x01/0x16 @ 77845 [maybe paper out?]
0x06/0x0b @ 77822, 70053
0x05/0x64 @ 76034
0x05/0x61 @ 76034, 75420
0x05/0x62 @ 76034
0x05/0x4e @ 69824, 69820, 69781
Unfortunately I have no idea what these refer to.
major (0x01/5/6) may refer to above error codes or media/print modes.
minor (0x61/62/64) may refer to equivalent status codes (see below)
*/
#define STATUS_READY 0x00
#define STATUS_INIT_CPU 0x31
#define STATUS_INIT_RIBBON 0x32
#define STATUS_INIT_PAPER 0x33
#define STATUS_THERMAL_PROTECT 0x34
#define STATUS_USING_PANEL 0x35
#define STATUS_SELF_DIAG 0x36
#define STATUS_DOWNLOADING 0x37
#define STATUS_FEEDING_PAPER 0x61
#define STATUS_PRE_HEAT 0x62
#define STATUS_PRINT_Y 0x63
#define STATUS_BACK_FEED_Y 0x64
#define STATUS_PRINT_M 0x65
#define STATUS_BACK_FEED_M 0x66
#define STATUS_PRINT_C 0x67
#define STATUS_BACK_FEED_C 0x68
#define STATUS_PRINT_QP 0x69
#define STATUS_PAPER_CUT 0x6A
#define STATUS_PAPER_EJECT 0x6B
#define STATUS_BACK_FEED_E 0x6C
#define STATUS_FINISHED 0x6D
struct s2145_status_resp {
struct s2145_status_hdr hdr;
uint32_t count_lifetime;
uint32_t count_maint;
uint32_t count_paper;
uint32_t count_cutter;
uint32_t count_head;
uint32_t count_ribbon_left;
uint8_t bank1_printid;
uint8_t bank2_printid;
uint16_t bank1_remaining;
uint16_t bank1_finished;
uint16_t bank1_specified;
uint8_t bank1_status;
uint16_t bank2_remaining;
uint16_t bank2_finished;
uint16_t bank2_specified;
uint8_t bank2_status;
uint8_t tonecurve_status;
} __attribute__((packed));
#define BANK_STATUS_FREE 0x00
#define BANK_STATUS_XFER 0x01
#define BANK_STATUS_FULL 0x02
static char *bank_statuses[] = {
"Free",
"Xfer",
"Full",
};
#define TONECURVE_INIT 0x00
#define TONECURVE_USER 0x01
#define TONECURVE_CURRENT 0x02
static char *tonecurve_statuses[] = {
"Initial",
"UserSet",
"Current",
};
struct s2145_readtone_resp {
struct s2145_status_hdr hdr;
uint16_t total_size;
} __attribute__((packed));
struct s2145_mediainfo_item {
uint8_t code;
uint16_t columns;
uint16_t rows;
uint8_t media_type;
uint8_t print_type;
uint8_t reserved[3];
} __attribute__((packed));
#define MEDIA_TYPE_UNKNOWN 0x00
#define MEDIA_TYPE_PAPER 0x01
static char *media_types[] = {
"Unknown",
"Paper"
};
struct s2145_mediainfo_resp {
struct s2145_status_hdr hdr;
uint8_t count;
struct s2145_mediainfo_item items[10]; /* Not all necessarily used */
} __attribute__((packed));
struct s2145_modelname_resp {
struct s2145_status_hdr hdr;
uint8_t vendor[4];
uint8_t product[4];
uint8_t modelname[40];
} __attribute__((packed));
struct s2145_error_item {
uint8_t major;
uint8_t minor;
uint32_t print_counter;
} __attribute__((packed));
struct s2145_errorlog_resp {
struct s2145_status_hdr hdr;
uint8_t count;
struct s2145_error_item items[10]; /* Not all necessarily used */
} __attribute__((packed));
struct s2145_fwinfo_resp {
struct s2145_status_hdr hdr;
uint8_t name[8];
uint8_t type[16];
uint8_t date[10];
uint8_t major;
uint8_t minor;
uint16_t checksum;
} __attribute__((packed));
struct s2145_getunique_resp {
struct s2145_status_hdr hdr;
uint8_t data[24]; /* Not necessarily all used. */
} __attribute__((packed));
#define READBACK_LEN 128 /* Needs to be larger than largest response hdr */
#define CMDBUF_LEN sizeof(struct s2145_print_cmd)
static int find_and_enumerate(struct libusb_context *ctx,
struct libusb_device ***list,
char *match_serno,
int scan_only)
{
int num;
int i;
int found = -1;
/* Enumerate and find suitable device */
num = libusb_get_device_list(ctx, list);
for (i = 0 ; i < num ; i++) {
struct libusb_device_descriptor desc;
libusb_get_device_descriptor((*list)[i], &desc);
if (desc.idVendor != USB_VID_SHINKO)
continue;
switch(desc.idProduct) {
case USB_PID_SHINKO_S2145:
found = i;
break;
default:
continue;
}
found = print_scan_output((*list)[i], &desc,
URI_PREFIX, "",
found, (found == i), 1,
scan_only, match_serno);
}
return found;
}
static int get_status(libusb_device_handle *dev,
uint8_t endp_down, uint8_t endp_up)
{
uint8_t rdbuf[READBACK_LEN];
struct s2145_cmd_hdr cmd;
struct s2145_status_resp *resp = (struct s2145_status_resp *) rdbuf;
int ret, num = 0;
cmd.cmd = cpu_to_le16(S2145_CMD_STATUS);
cmd.len = cpu_to_le16(0);
if ((ret = send_data(dev, endp_down,
(uint8_t *) &cmd, sizeof(cmd))))
return -1;
ret = libusb_bulk_transfer(dev, endp_up,
rdbuf,
READBACK_LEN,
&num,
5000);
if (ret < 0 || (num < sizeof(struct s2145_status_hdr))) {
ERROR("Failure to receive data from printer (libusb error %d: (%d/%d from 0x%02x))\n", ret, num, (int)sizeof(resp), endp_up);
return ret;
}
INFO("Printer Status: 0x%02x\n", resp->hdr.status);
if (resp->hdr.result != RESULT_SUCCESS) {
INFO(" Result: 0x%02x Error: 0x%02x (0x%02x/0x%02x)\n",
resp->hdr.result, resp->hdr.error, resp->hdr.printer_major,
resp->hdr.printer_minor);
}
if (le16_to_cpu(resp->hdr.payload_len) != (sizeof(struct s2145_status_resp) - sizeof(struct s2145_status_hdr)))
return 0;
INFO(" Prints:\n");
INFO("\tLifetime:\t\t%08d\n", le32_to_cpu(resp->count_lifetime));
INFO("\tMaintainence:\t\t%08d\n", le32_to_cpu(resp->count_maint));
INFO("\tSince Paper Changed:\t%08d\n", le32_to_cpu(resp->count_paper));
INFO("\tCutter:\t\t\t%08d\n", le32_to_cpu(resp->count_cutter));
INFO("\tPrint Head:\t\t%08d\n", le32_to_cpu(resp->count_head));
INFO("\tRibbon Remaining:\t%08d\n", le32_to_cpu(resp->count_ribbon_left));
INFO("Bank 1: 0x%02x (%s) Job %03d @ %03d/%03d (%03d remaining)\n",
resp->bank1_status, bank_statuses[resp->bank1_status],
resp->bank1_printid,
le16_to_cpu(resp->bank1_remaining),
le16_to_cpu(resp->bank1_finished),
le16_to_cpu(resp->bank1_specified));
INFO("Bank 2: 0x%02x (%s) Job %03d @ %03d/%03d (%03d remaining)\n",
resp->bank2_status, bank_statuses[resp->bank1_status],
resp->bank2_printid,
le16_to_cpu(resp->bank2_remaining),
le16_to_cpu(resp->bank2_finished),
le16_to_cpu(resp->bank2_specified));
INFO("Tonecurve Status: 0x%02x (%s)\n", resp->tonecurve_status, tonecurve_statuses[resp->tonecurve_status]);
return 0;
}
static int get_fwinfo(libusb_device_handle *dev,
uint8_t endp_down, uint8_t endp_up)
{
uint8_t rdbuf[READBACK_LEN];
struct s2145_fwinfo_cmd cmd;
struct s2145_fwinfo_resp *resp = (struct s2145_fwinfo_resp *)rdbuf;
int ret, num = 0;
int i;
cmd.hdr.cmd = cpu_to_le16(S2145_CMD_FWINFO);
cmd.hdr.len = cpu_to_le16(1);
INFO("FW Information:\n");
for (i = 1 ; i <= 7 ; i++) {
cmd.target = i;
if ((ret = send_data(dev, endp_down,
(uint8_t *) &cmd, sizeof(cmd))))
return -1;
ret = libusb_bulk_transfer(dev, endp_up,
rdbuf,
READBACK_LEN,
&num,
5000);
if (ret < 0 || (num < sizeof(struct s2145_status_hdr))) {
ERROR("Failure to receive data from printer (libusb error %d: (%d/%d from 0x%02x))\n", ret, num, (int)sizeof(resp), endp_up);
return ret;
}
if (resp->hdr.result != RESULT_SUCCESS) {
INFO("Printer Status: %02x\n", resp->hdr.status);
INFO(" Result: 0x%02x Error: 0x%02x (0x%02x/0x%02x)\n",
resp->hdr.result, resp->hdr.error, resp->hdr.printer_major,
resp->hdr.printer_minor);
continue;
}
if (le16_to_cpu(resp->hdr.payload_len) != (sizeof(struct s2145_fwinfo_resp) - sizeof(struct s2145_status_hdr)))
continue;
INFO(" '%s'\t ver %02x.%02x\n", fwinfo_targets[i],
resp->major, resp->minor);
#if 0
INFO(" name: '%s'\n", resp->name);
INFO(" type: '%s'\n", resp->type);
INFO(" date: '%s'\n", resp->date);
INFO(" version: %02x.%02x (CRC %04x)\n", resp->major, resp->minor,
le16_to_cpu(resp->checksum));
#endif
}
return 0;
}
static int get_errorlog(libusb_device_handle *dev,
uint8_t endp_down, uint8_t endp_up)
{
uint8_t rdbuf[READBACK_LEN];
struct s2145_cmd_hdr cmd;
struct s2145_errorlog_resp *resp = (struct s2145_errorlog_resp *) rdbuf;
int ret, num = 0;
int i;
cmd.cmd = cpu_to_le16(S2145_CMD_ERRORLOG);
cmd.len = cpu_to_le16(0);
if ((ret = send_data(dev, endp_down,
(uint8_t *) &cmd, sizeof(cmd))))
return -1;
ret = libusb_bulk_transfer(dev, endp_up,
rdbuf,
READBACK_LEN,
&num,
5000);
if (ret < 0 || (num < sizeof(struct s2145_status_hdr))) {
ERROR("Failure to receive data from printer (libusb error %d: (%d/%d from 0x%02x))\n", ret, num, (int)sizeof(resp), endp_up);
return ret;
}
if (resp->hdr.result != RESULT_SUCCESS) {
INFO("Printer Status: %02x\n", resp->hdr.status);
INFO(" Result: 0x%02x Error: 0x%02x (0x%02x/0x%02x)\n",
resp->hdr.result, resp->hdr.error, resp->hdr.printer_major,
resp->hdr.printer_minor);
return -1;
}
if (le16_to_cpu(resp->hdr.payload_len) != (sizeof(struct s2145_errorlog_resp) - sizeof(struct s2145_status_hdr)))
return -2;
INFO("Stored Error Events: %d entries:\n", resp->count);
for (i = 0 ; i < resp->count ; i++) {
INFO(" %02d: 0x%02x/0x%02x @ %08d prints\n", i,
resp->items[i].major, resp->items[i].minor,
le32_to_cpu(resp->items[i].print_counter));
}
return 0;
}
static int get_mediainfo(libusb_device_handle *dev,
uint8_t endp_down, uint8_t endp_up)
{
uint8_t rdbuf[READBACK_LEN];
struct s2145_cmd_hdr cmd;
struct s2145_mediainfo_resp *resp = (struct s2145_mediainfo_resp *) rdbuf;
int ret, num = 0;
int i;
cmd.cmd = cpu_to_le16(S2145_CMD_MEDIAINFO);
cmd.len = cpu_to_le16(0);
if ((ret = send_data(dev, endp_down,
(uint8_t *) &cmd, sizeof(cmd))))
return -1;
ret = libusb_bulk_transfer(dev, endp_up,
rdbuf,
READBACK_LEN,
&num,
5000);
if (ret < 0 || (num < sizeof(struct s2145_status_hdr))) {
ERROR("Failure to receive data from printer (libusb error %d: (%d/%d from 0x%02x))\n", ret, num, (int)sizeof(resp), endp_up);
return ret;
}
if (resp->hdr.result != RESULT_SUCCESS) {
INFO("Printer Status: %02x\n", resp->hdr.status);
INFO(" Result: 0x%02x Error: 0x%02x (0x%02x/0x%02x)\n",
resp->hdr.result, resp->hdr.error, resp->hdr.printer_major,
resp->hdr.printer_minor);
return -1;
}
if (le16_to_cpu(resp->hdr.payload_len) != (sizeof(struct s2145_mediainfo_resp) - sizeof(struct s2145_status_hdr)))
return -2;
INFO("Supported Media Information: %d entries:\n", resp->count);
for (i = 0 ; i < resp->count ; i++) {
INFO(" %02d: C 0x%02x (%s), %04dx%04d, M 0x%02x (%s), P 0x%02x (%s)\n", i,
resp->items[i].code, print_medias[resp->items[i].code],
le16_to_cpu(resp->items[i].columns),
le16_to_cpu(resp->items[i].rows),
resp->items[i].media_type, media_types[resp->items[i].media_type],
resp->items[i].print_type, print_methods[resp->items[i].print_type]);
}
return 0;
}
static int get_user_string(libusb_device_handle *dev,
uint8_t endp_down, uint8_t endp_up)
{
uint8_t rdbuf[READBACK_LEN];
struct s2145_cmd_hdr cmd;
struct s2145_getunique_resp *resp = (struct s2145_getunique_resp*) rdbuf;
int ret, num = 0;
cmd.cmd = cpu_to_le16(S2145_CMD_GETUNIQUE);
cmd.len = cpu_to_le16(0);
if ((ret = send_data(dev, endp_down,
(uint8_t *) &cmd, sizeof(cmd))))
return -1;
ret = libusb_bulk_transfer(dev, endp_up,
rdbuf,
READBACK_LEN,
&num,
5000);
if (ret < 0 || (num < sizeof(struct s2145_status_hdr))) {
ERROR("Failure to receive data from printer (libusb error %d: (%d/%d from 0x%02x))\n", ret, num, (int)sizeof(resp), endp_up);
return ret;
}
if (resp->hdr.result != RESULT_SUCCESS) {
INFO("Printer Status: %02x\n", resp->hdr.status);
INFO(" Result: 0x%02x Error: 0x%02x (0x%02x/0x%02x)\n",
resp->hdr.result, resp->hdr.error, resp->hdr.printer_major,
resp->hdr.printer_minor);
return -1;
}
/* Null-terminate */
resp->hdr.payload_len = le16_to_cpu(resp->hdr.payload_len);
if (resp->hdr.payload_len > 23)
resp->hdr.payload_len = 23;
resp->data[resp->hdr.payload_len] = 0;
INFO("Unique String: '%s'\n", resp->data);
return 0;
}
static int set_user_string(char *str, libusb_device_handle *dev,
uint8_t endp_down, uint8_t endp_up)
{
uint8_t rdbuf[READBACK_LEN];
struct s2145_setunique_cmd cmd;
struct s2145_status_hdr *resp = (struct s2145_status_hdr *) rdbuf;
int ret, num = 0;
if (str) {
cmd.len = strlen(str);
if (cmd.len > 23)
cmd.len = 23;
memset(cmd.data, 0, sizeof(cmd.data));
strncpy((char*)cmd.data, str, cmd.len);
} else {
cmd.len = 0;
}
cmd.hdr.cmd = cpu_to_le16(S2145_CMD_SETUNIQUE);
cmd.hdr.len = cpu_to_le16(cmd.len + 1);
if ((ret = send_data(dev, endp_down,
(uint8_t *) &cmd, cmd.len + 1 + sizeof(cmd.hdr))))
return -1;
ret = libusb_bulk_transfer(dev, endp_up,
rdbuf,
READBACK_LEN,
&num,
5000);
if (ret < 0 || (num < sizeof(struct s2145_status_hdr))) {
ERROR("Failure to receive data from printer (libusb error %d: (%d/%d from 0x%02x))\n", ret, num, (int)sizeof(resp), endp_up);
return ret;
}
if (resp->result != RESULT_SUCCESS) {
INFO("Printer Status: %02x\n", resp->status);
INFO(" Result: 0x%02x Error: 0x%02x (0x%02x/0x%02x)\n",
resp->result, resp->error, resp->printer_major,
resp->printer_minor);
return -1;
}
return 0;
}
static int cancel_job(char *str, libusb_device_handle *dev,
uint8_t endp_down, uint8_t endp_up)
{
uint8_t rdbuf[READBACK_LEN];
struct s2145_cancel_cmd cmd;
struct s2145_status_hdr *resp = (struct s2145_status_hdr *) rdbuf;
int ret, num = 0;
if (!str)
return -1;
cmd.id = atoi(str);
cmd.hdr.cmd = cpu_to_le16(S2145_CMD_CANCELJOB);
cmd.hdr.len = cpu_to_le16(1);
if ((ret = send_data(dev, endp_down,
(uint8_t *) &cmd, sizeof(cmd))))
return -1;
ret = libusb_bulk_transfer(dev, endp_up,
rdbuf,
READBACK_LEN,
&num,
5000);
if (ret < 0 || (num < sizeof(struct s2145_status_hdr))) {
ERROR("Failure to receive data from printer (libusb error %d: (%d/%d from 0x%02x))\n", ret, num, (int)sizeof(resp), endp_up);
return ret;
}
if (resp->result != RESULT_SUCCESS) {
INFO("Printer Status: %02x\n", resp->status);
INFO(" Result: 0x%02x Error: 0x%02x (0x%02x/0x%02x)\n",
resp->result, resp->error, resp->printer_major,
resp->printer_minor);
return -1;
}
return 0;
}
static int flash_led(libusb_device_handle *dev,
uint8_t endp_down, uint8_t endp_up)
{
uint8_t rdbuf[READBACK_LEN];
struct s2145_cmd_hdr cmd;
struct s2145_status_hdr *resp = (struct s2145_status_hdr *) rdbuf;
int ret, num = 0;
cmd.cmd = cpu_to_le16(S2145_CMD_FLASHLED);
cmd.len = cpu_to_le16(0);
if ((ret = send_data(dev, endp_down,
(uint8_t *) &cmd, sizeof(cmd))))
return -1;
ret = libusb_bulk_transfer(dev, endp_up,
rdbuf,
READBACK_LEN,
&num,
5000);
if (ret < 0 || (num < sizeof(struct s2145_status_hdr))) {
ERROR("Failure to receive data from printer (libusb error %d: (%d/%d from 0x%02x))\n", ret, num, (int)sizeof(resp), endp_up);