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qnapd
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work work

master
Olaf Rempel 9 years ago
parent
e1a32989ab
commit
e3d2dae9ea
5 changed files with 89 additions and 61 deletions
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  1. +5
    -5
      configfile.c
  2. +9
    -9
      event.c
  3. +52
    -25
      lcd.c
  4. +16
    -15
      logging.c
  5. +7
    -7
      signals.c

+ 5
- 5
configfile.c View File

@@ -85,13 +85,13 @@ int config_parse(const char *config)
{
FILE *fz = fopen(config, "r");
if (fz == NULL) {
log_print(LOG_ERROR, "config_parse(): %s", config);
log_print(LOG_ERROR, "%s(): failed to open config '%s'", __FUNCTION__, config);
return -1;
}

char *line = malloc(BUFSIZE);
if (line == NULL) {
log_print(LOG_ERROR, "config_parse(): out of memory");
log_print(LOG_ERROR, "%s(): out of memory", __FUNCTION__);
fclose(fz);
return -1;
}
@@ -108,7 +108,7 @@ int config_parse(const char *config)
char *tok = strtok(line +1, " ]\n");

if (tok == NULL || (section = config_add_section(tok)) == NULL) {
log_print(LOG_WARN, "config_parse(): invalid section in row %d", linenum);
log_print(LOG_WARN, "%s(): invalid section in row %d", __FUNCTION__, linenum);
free(line);
fclose(fz);
return -1;
@@ -116,7 +116,7 @@ int config_parse(const char *config)
continue;

} else if (section == NULL) {
log_print(LOG_WARN, "config_parse(): missing section in row %d", linenum);
log_print(LOG_WARN, "%s(): missing section in row %d", __FUNCTION__, linenum);
free(line);
fclose(fz);
return -1;
@@ -127,7 +127,7 @@ int config_parse(const char *config)
char *tok2;
while ((tok2 = strtok_r(NULL, " \n", &tmp))) {
if (config_add_tupel(section, tok, tok2) != 0)
log_print(LOG_WARN, "config_parse(): invalid row %d", linenum);
log_print(LOG_WARN, "%s(): invalid row %d", __FUNCTION__, linenum);
}
}
}


+ 9
- 9
event.c View File

@@ -60,13 +60,13 @@ struct event_fd * event_add_fd(
{
/* check valid filediskriptor */
if (fd < 0 || fd > FD_SETSIZE) {
log_print(LOG_ERROR, "event_add_fd(): invalid fd");
log_print(LOG_ERROR, "%s(): invalid fd", __FUNCTION__);
return NULL;
}

/* check valid type (read/write) */
if (!(type & FD_TYPES)) {
log_print(LOG_ERROR, "event_add_fd(): invalid type");
log_print(LOG_ERROR, "%s(): invalid type", __FUNCTION__);
return NULL;
}

@@ -74,7 +74,7 @@ struct event_fd * event_add_fd(
if (entry == NULL) {
entry = malloc(sizeof(struct event_fd));
if (entry == NULL) {
log_print(LOG_ERROR, "event_add_fd(): out of memory");
log_print(LOG_ERROR, "%s(): out of memory", __FUNCTION__);
return NULL;
}

@@ -177,7 +177,7 @@ struct event_timeout * event_add_timeout(
struct event_timeout *entry;
entry = malloc(sizeof(struct event_timeout));
if (entry == NULL) {
log_print(LOG_ERROR, "event_add_timeout(): out of memory");
log_print(LOG_ERROR, "%s(): out of memory", __FUNCTION__);
return NULL;
}

@@ -283,19 +283,19 @@ int event_loop(int (*pre_select_cb)(int *maxfd, void *readfds, void *writefds, s
else
retval = select(maxfd, &readfds, &writefds, NULL, &timeout);

/* exit loop if callback returns true */
if (post_select_cb != NULL && post_select_cb(retval, (void *)&readfds, (void *)&writefds, privdata) != 0)
break;

if (retval < 0 && errno == EINTR) {
errno = 0;
continue;

} else if (retval < 0) {
log_print(LOG_ERROR, "event_loop(): select():");
log_print(LOG_ERROR, "%s(): select():", __FUNCTION__);
continue;
}

/* exit loop if callback returns true */
if (post_select_cb != NULL && post_select_cb(retval, (void *)&readfds, (void *)&writefds, privdata) != 0)
break;

/* timeout */
if (retval == 0)
continue;


+ 52
- 25
lcd.c View File

@@ -33,6 +33,7 @@
#include "logging.h"

#define _LCD_DEBUG 1
#define _LCD_DUMMY 1

#define LCD_RESET_TIMEOUT_US 250000 /* 250ms */
#define LCD_RESET_RETRY_TIMEOUT 10 /* 10s */
@@ -59,7 +60,9 @@ enum lcdstate {

struct lcddev {
int fd;
#if (_LCD_DUMMY)
struct event_fd *fakedevice_event;
#endif /* (_LCD_DUMMY) */
struct termios oldtio;

enum lcdstate state;
@@ -102,14 +105,17 @@ void lcd_close(struct lcddev *dev)
dev->read_event = NULL;
}

if (dev->fakedevice_event == NULL) {
tcsetattr(dev->fd, TCSANOW, &dev->oldtio);

} else {
#if (_LCD_DUMMY)
if (dev->fakedevice_event != NULL) {
int fd = event_get_fd(dev->fakedevice_event);
event_remove_fd(dev->fakedevice_event);
dev->fakedevice_event = NULL;
close(fd);

} else
#endif /* (_LCD_DUMMY) */
{
tcsetattr(dev->fd, TCSANOW, &dev->oldtio);
}

close(dev->fd);
@@ -120,7 +126,7 @@ static int lcd_open(struct lcddev *dev, const char *device)
{
dev->fd = open(device, O_RDWR);
if (dev->fd < 0) {
log_print(LOG_ERROR, "failed to open '%s'", device);
log_print(LOG_ERROR, "%s(): failed to open '%s'", __FUNCTION__, device);
return -1;
}

@@ -138,7 +144,7 @@ static int lcd_open(struct lcddev *dev, const char *device)

int err = tcsetattr(dev->fd, TCSAFLUSH, &newtio);
if (err < 0) {
log_print(LOG_ERROR, "failed to set termios");
log_print(LOG_ERROR, "%s(): failed to set termios", __FUNCTION__);
close(dev->fd);
return -1;
}
@@ -146,6 +152,7 @@ static int lcd_open(struct lcddev *dev, const char *device)
return 0;
}

#if (_LCD_DUMMY)
static int lcd_fakedevice_reply(int fd, void *privdata)
{
struct lcddev *dev = (struct lcddev *)privdata;
@@ -169,8 +176,22 @@ static int lcd_fakedevice_open(struct lcddev *dev)
{
int fd[2];

if (socketpair(AF_LOCAL, SOCK_STREAM | SOCK_NONBLOCK | SOCK_CLOEXEC, 0 , fd) < 0) {
log_print(LOG_ERROR, "socketpair() failed");
if (socketpair(AF_LOCAL, SOCK_STREAM, 0 , fd) < 0) {
log_print(LOG_ERROR, "%s(): socketpair() failed", __FUNCTION__);
return -1;
}

if (fcntl(fd[0], F_SETFD, FD_CLOEXEC) < 0) {
log_print(LOG_ERROR, "%s(): fcntl(FD_CLOEXEC)", __FUNCTION__);
close(fd[0]);
close(fd[1]);
return -1;
}

if (fcntl(fd[1], F_SETFD, FD_CLOEXEC) < 0) {
log_print(LOG_ERROR, "%s(): fcntl(FD_CLOEXEC)", __FUNCTION__);
close(fd[0]);
close(fd[1]);
return -1;
}

@@ -178,19 +199,22 @@ static int lcd_fakedevice_open(struct lcddev *dev)
dev->fakedevice_event = event_add_readfd(NULL, fd[1], lcd_fakedevice_reply, dev);
return 0;
}
#endif /* (_LCD_DUMMY) */

#if (_LCD_DEBUG > 1)
static void lcd_dump(const char *prefix, int len, int size, const char *buf)
{
int i;
int pos = 0;
char buf[256];

fprintf(stderr, "%s:[%d/%d]: ", prefix, len, size);
for (i = 0; i < len; i++)
fprintf(stderr, "0x%X ", (unsigned char)buf[i]);
for (i = 0; i < len; i++) {
pos += snprintf(buf, sizeof(buf) - pos, "0x%X ", (unsigned char)buf[i]);
}

fprintf(stderr, "\n");
log_print(LOG_DEBUG, "%s:[%d/%d]: %s", prefix, len, size, buf);
}
#endif
#endif /* (_LCD_DEBUG > 1) */

static int lcd_read(struct lcddev *dev, const char *buf, int len)
{
@@ -203,8 +227,8 @@ static int lcd_read(struct lcddev *dev, const char *buf, int len)
cnt += retval;
}
#if (_LCD_DEBUG > 1)
lcd_dump("lcd_read", cnt, len, buf);
#endif
lcd_dump(__FUNCTION__, cnt, len, buf);
#endif /* (_LCD_DEBUG > 1) */
return (cnt != 0) ? cnt : retval;
}

@@ -213,8 +237,8 @@ static int lcd_write(struct lcddev *dev, char *buf, int len)
int retval = write(dev->fd, buf, len);

#if (_LCD_DEBUG > 1)
lcd_dump("lcd_write", retval, len, buf);
#endif
lcd_dump(__FUNCTION__, retval, len, buf);
#endif /* (_LCD_DEBUG > 1) */
return retval;
}

@@ -243,8 +267,8 @@ static int lcd_reset_timeout_cb(void *privdata)
void lcd_reset(struct lcddev *dev)
{
#if (_LCD_DEBUG > 0)
fprintf(stderr, "lcd_reset()\n");
#endif
log_print(LOG_DEBUG, "%s()", __FUNCTION__);
#endif /* (_LCD_DEBUG > 0) */

char cmd[] = A125_CMD_RESET;
lcd_write(dev, cmd, sizeof(cmd));
@@ -263,8 +287,8 @@ static int lcd_backlight(struct lcddev *dev, int mode)
return -1;

#if (_LCD_DEBUG > 0)
fprintf(stderr, "lcd_backlight(%d)\n", mode);
#endif
log_print(LOG_DEBUG, "%s(%d)", __FUNCTION__, mode);
#endif /* (_LCD_DEBUG > 0) */

if (dev->backlight_state != mode) {
char cmd[] = A125_CMD_BACKLIGHT;
@@ -358,8 +382,8 @@ static int lcd_setline(struct lcddev *dev, int line, int len, const char *buf)
cmd[20] = '\0';

#if (_LCD_DEBUG > 0)
fprintf(stderr, "lcd_setline(%d, '%-16s')\n", line, cmd +4);
#endif
log_print(LOG_DEBUG, "%s(%d, '%-16s')", __FUNCTION__, line, cmd +4);
#endif /* (_LCD_DEBUG > 0) */

lcd_write(dev, cmd, 20);
return 0;
@@ -436,16 +460,19 @@ struct lcddev * lcd_init(const char *devicename,
{
struct lcddev *dev = malloc(sizeof(struct lcddev));
if (dev == NULL) {
log_print(LOG_ERROR, "lcd_init(): out of memory");
log_print(LOG_ERROR, "%s(): out of memory", __FUNCTION__);
return NULL;
}

memset(dev, 0, sizeof(struct lcddev));

int retval;
#if (_LCD_DUMMY)
if (strncmp(devicename, "dummy", 5) == 0) {
retval = lcd_fakedevice_open(dev);
} else {
} else
#endif /* (_LCD_DUMMY) */
{
retval = lcd_open(dev, devicename);
}



+ 16
- 15
logging.c View File

@@ -29,7 +29,7 @@

#define BUFSIZE 8192

static FILE *log_fd = NULL;
static FILE *log_file = NULL;
static int log_prio = LOG_EVERYTIME;
static char *buffer = NULL;

@@ -44,12 +44,12 @@ int log_print(int prio, const char *fmt, ...)
if (buffer == NULL) {
buffer = malloc(BUFSIZE);
if (buffer == NULL) {
fprintf(stderr, "log_print(): out of memory\n");
fprintf(stderr, "%s(): out of memory\n", __FUNCTION__);
return -1;
}
}

if (log_fd != NULL) {
if (log_file != NULL) {
time_t tzgr;
time(&tzgr);

@@ -62,7 +62,7 @@ int log_print(int prio, const char *fmt, ...)

if (len < 0 || len >= BUFSIZE) {
errno = 0;
return log_print(LOG_ERROR, "log_print: arguments too long");
return log_print(LOG_ERROR, "%s: arguments too long", __FUNCTION__);
}

if (errno) {
@@ -70,8 +70,8 @@ int log_print(int prio, const char *fmt, ...)
errno = 0;
}

retval = fprintf((log_fd ? log_fd : stderr), "%s\n", buffer);
fflush(log_fd);
retval = fprintf((log_file ? log_file : stderr), "%s\n", buffer);
fflush(log_file);
return retval;
}

@@ -82,25 +82,26 @@ void log_close(void)
buffer = NULL;
}

if (log_fd) {
fclose(log_fd);
log_fd = NULL;
if (log_file) {
fclose(log_file);
log_file = NULL;
}
}

int log_init(const char *logfile)
{
if (log_fd != NULL)
if (log_file != NULL)
log_close();

log_fd = fopen(logfile, "a");
if (log_fd == NULL) {
fprintf(stderr, "log_init(): can not open logfile");
log_file = fopen(logfile, "a");
if (log_file == NULL) {
fprintf(stderr, "%s(): can not open logfile", __FUNCTION__);
return -1;
}

if (fcntl(fileno(log_fd), F_SETFD, FD_CLOEXEC) < 0) {
fprintf(stderr, "log_init(): fcntl(FD_CLOEXEC)");
if (fcntl(fileno(log_file), F_SETFD, FD_CLOEXEC) < 0) {
fprintf(stderr, "%s(): fcntl(FD_CLOEXEC)", __FUNCTION__);
fclose(log_file);
return -1;
}



+ 7
- 7
signals.c View File

@@ -68,7 +68,7 @@ int signal_remove_callback(int signum, int type)
}

if (sigaction(signum, &sig_action, NULL) < 0) {
log_print(LOG_WARN, "signal_remove_callback(): sigaction()");
log_print(LOG_WARN, "%s(): sigaction(%d)", __FUNCTION__, signum);
return -1;
}

@@ -81,7 +81,7 @@ int signal_add_callback(int signum, void (*callback)(void *privdata), void *priv
{
struct signal_entry *entry = malloc(sizeof(struct signal_entry));
if (entry == NULL) {
log_print(LOG_WARN, "signal_add_callback(): out of memory");
log_print(LOG_WARN, "%s(): out of memory", __FUNCTION__);
return -1;
}

@@ -96,7 +96,7 @@ int signal_add_callback(int signum, void (*callback)(void *privdata), void *priv
};

if (sigaction(signum, &sig_action, NULL) < 0) {
log_print(LOG_WARN, "signal_add_callback(): sigaction()");
log_print(LOG_WARN, "%s(): sigaction(%d)", __FUNCTION__, signum);
list_del(&entry->list);
free(entry);
return -1;
@@ -110,7 +110,7 @@ static int sig_event(int fd, void *privdata)
unsigned char signum;
int len = read(fd, &signum, 1);
if (len <= 0) {
log_print(LOG_WARN, "sig_event(): read()");
log_print(LOG_WARN, "%s(): read()", __FUNCTION__);
return -1;
}

@@ -132,17 +132,17 @@ static int sig_event(int fd, void *privdata)
int signal_init(void)
{
if (pipe(sig_pipe) < 0) {
log_print(LOG_ERROR, "signal_init(): pipe()");
log_print(LOG_ERROR, "%s(): pipe()", __FUNCTION__);
return -1;
}

if (fcntl(sig_pipe[0], F_SETFD, FD_CLOEXEC) < 0) {
log_print(LOG_WARN, "signal_init(): fcntl(FD_CLOEXEC)");
log_print(LOG_WARN, "%s(): fcntl(FD_CLOEXEC)", __FUNCTION__);
return -1;
}

if (fcntl(sig_pipe[1], F_SETFD, FD_CLOEXEC) < 0) {
log_print(LOG_WARN, "signal_init(): fcntl(FD_CLOEXEC)");
log_print(LOG_WARN, "%s(): fcntl(FD_CLOEXEC)", __FUNCTION__);
return -1;
}



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