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can-utils
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can-utils: make local functions static 

Signed-off-by: Oliver Hartkopp <socketcan@hartkopp.net>
pull/504/head
Oliver Hartkopp 2024-03-12 19:58:12 +01:00
parent 8535b1d217
commit dd16f2603b
7 changed files with 46 additions and 40 deletions
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17
asc2log.c
View File

@ -62,7 +62,7 @@
extern int optind, opterr, optopt; extern int optind, opterr, optopt;
void print_usage(char *prg) static void print_usage(char *prg)
{ {
fprintf(stderr, "%s - convert ASC logfile to compact CAN frame logfile.\n", prg); fprintf(stderr, "%s - convert ASC logfile to compact CAN frame logfile.\n", prg);
fprintf(stderr, "Usage: %s\n", prg); fprintf(stderr, "Usage: %s\n", prg);
@ -71,7 +71,8 @@ void print_usage(char *prg)
fprintf(stderr, "\t-O <outfile>\t(default stdout)\n"); fprintf(stderr, "\t-O <outfile>\t(default stdout)\n");
} }
void prframe(FILE *file, struct timeval *tv, int dev, struct canfd_frame *cf, char *extra_info) static void prframe(FILE *file, struct timeval *tv, int dev,
struct canfd_frame *cf, char *extra_info)
{ {
static char abuf[BUFLEN]; static char abuf[BUFLEN];
@ -86,7 +87,7 @@ void prframe(FILE *file, struct timeval *tv, int dev, struct canfd_frame *cf, ch
fprintf(file, "%s%s", abuf, extra_info); fprintf(file, "%s%s", abuf, extra_info);
} }
void get_can_id(struct canfd_frame *cf, char *idstring, int base) static void get_can_id(struct canfd_frame *cf, char *idstring, int base)
{ {
if (idstring[strlen(idstring)-1] == 'x') { if (idstring[strlen(idstring)-1] == 'x') {
cf->can_id = CAN_EFF_FLAG; cf->can_id = CAN_EFF_FLAG;
@ -97,7 +98,7 @@ void get_can_id(struct canfd_frame *cf, char *idstring, int base)
cf->can_id |= strtoul(idstring, NULL, base); cf->can_id |= strtoul(idstring, NULL, base);
} }
void calc_tv(struct timeval *tv, struct timeval *read_tv, static void calc_tv(struct timeval *tv, struct timeval *read_tv,
struct timeval *date_tv, char timestamps, int dplace) struct timeval *date_tv, char timestamps, int dplace)
{ {
if (dplace == 4) /* shift values having only 4 decimal places */ if (dplace == 4) /* shift values having only 4 decimal places */
@ -129,7 +130,8 @@ void calc_tv(struct timeval *tv, struct timeval *read_tv,
} }
} }
void eval_can(char* buf, struct timeval *date_tvp, char timestamps, char base, int dplace, FILE *outfile) static void eval_can(char* buf, struct timeval *date_tvp, char timestamps,
char base, int dplace, FILE *outfile)
{ {
int interface; int interface;
static struct timeval tv; /* current frame timestamp */ static struct timeval tv; /* current frame timestamp */
@ -239,7 +241,8 @@ void eval_can(char* buf, struct timeval *date_tvp, char timestamps, char base, i
} }
} }
void eval_canfd(char* buf, struct timeval *date_tvp, char timestamps, int dplace, FILE *outfile) static void eval_canfd(char* buf, struct timeval *date_tvp, char timestamps,
int dplace, FILE *outfile)
{ {
int interface; int interface;
static struct timeval tv; /* current frame timestamp */ static struct timeval tv; /* current frame timestamp */
@ -376,7 +379,7 @@ void eval_canfd(char* buf, struct timeval *date_tvp, char timestamps, int dplace
/* No support for really strange CANFD ErrorFrames format m( */ /* No support for really strange CANFD ErrorFrames format m( */
} }
int get_date(struct timeval *tv, char *date) static int get_date(struct timeval *tv, char *date)
{ {
struct tm tms; struct tm tms;
unsigned int msecs = 0; unsigned int msecs = 0;

6
canbusload.c
View File

@ -94,7 +94,7 @@ static unsigned char bargraph;
static enum cfl_mode mode = CFL_WORSTCASE; static enum cfl_mode mode = CFL_WORSTCASE;
static char *prg; static char *prg;
void print_usage(char *prg) static void print_usage(char *prg)
{ {
fprintf(stderr, "%s - monitor CAN bus load.\n", prg); fprintf(stderr, "%s - monitor CAN bus load.\n", prg);
fprintf(stderr, "\nUsage: %s [options] <CAN interface>+\n", prg); fprintf(stderr, "\nUsage: %s [options] <CAN interface>+\n", prg);
@ -124,13 +124,13 @@ void print_usage(char *prg)
fprintf(stderr, "\n"); fprintf(stderr, "\n");
} }
void sigterm(int signo) static void sigterm(int signo)
{ {
running = 0; running = 0;
signal_num = signo; signal_num = signo;
} }
void printstats(int signo) static void printstats(int signo)
{ {
int i, j, percent; int i, j, percent;

28
cangw.c
View File

@ -82,8 +82,8 @@ struct fdmodattr {
#define NLMSG_TAIL(nmsg) \ #define NLMSG_TAIL(nmsg) \
((struct rtattr *)(((char *) (nmsg)) + NLMSG_ALIGN((nmsg)->nlmsg_len))) ((struct rtattr *)(((char *) (nmsg)) + NLMSG_ALIGN((nmsg)->nlmsg_len)))
int addattr_l(struct nlmsghdr *n, int maxlen, int type, const void *data, static int addattr_l(struct nlmsghdr *n, int maxlen, int type,
int alen) const void *data, int alen)
{ {
int len = RTA_LENGTH(alen); int len = RTA_LENGTH(alen);
struct rtattr *rta; struct rtattr *rta;
@ -101,7 +101,7 @@ int addattr_l(struct nlmsghdr *n, int maxlen, int type, const void *data,
return 0; return 0;
} }
void printfilter(const void *data) static void printfilter(const void *data)
{ {
struct can_filter *filter = (struct can_filter *)data; struct can_filter *filter = (struct can_filter *)data;
@ -111,7 +111,7 @@ void printfilter(const void *data)
printf("-f %03X:%X ", filter->can_id, filter->can_mask); printf("-f %03X:%X ", filter->can_id, filter->can_mask);
} }
void printmod(const char *type, const void *data) static void printmod(const char *type, const void *data)
{ {
struct modattr mod; struct modattr mod;
int i; int i;
@ -137,7 +137,7 @@ void printmod(const char *type, const void *data)
printf(" "); printf(" ");
} }
void printfdmod(const char *type, const void *data) static void printfdmod(const char *type, const void *data)
{ {
struct fdmodattr mod; struct fdmodattr mod;
int i; int i;
@ -166,14 +166,14 @@ void printfdmod(const char *type, const void *data)
printf(" "); printf(" ");
} }
void print_cs_xor(struct cgw_csum_xor *cs_xor) static void print_cs_xor(struct cgw_csum_xor *cs_xor)
{ {
printf("-x %d:%d:%d:%02X ", printf("-x %d:%d:%d:%02X ",
cs_xor->from_idx, cs_xor->to_idx, cs_xor->from_idx, cs_xor->to_idx,
cs_xor->result_idx, cs_xor->init_xor_val); cs_xor->result_idx, cs_xor->init_xor_val);
} }
void print_cs_crc8_profile(struct cgw_csum_crc8 *cs_crc8) static void print_cs_crc8_profile(struct cgw_csum_crc8 *cs_crc8)
{ {
int i; int i;
@ -202,7 +202,7 @@ void print_cs_crc8_profile(struct cgw_csum_crc8 *cs_crc8)
printf(" "); printf(" ");
} }
void print_cs_crc8(struct cgw_csum_crc8 *cs_crc8) static void print_cs_crc8(struct cgw_csum_crc8 *cs_crc8)
{ {
int i; int i;
@ -220,7 +220,7 @@ void print_cs_crc8(struct cgw_csum_crc8 *cs_crc8)
print_cs_crc8_profile(cs_crc8); print_cs_crc8_profile(cs_crc8);
} }
void print_usage(char *prg) static void print_usage(char *prg)
{ {
fprintf(stderr, "%s - manage PF_CAN netlink gateway.\n", prg); fprintf(stderr, "%s - manage PF_CAN netlink gateway.\n", prg);
fprintf(stderr, "\nUsage: %s [options]\n\n", prg); fprintf(stderr, "\nUsage: %s [options]\n\n", prg);
@ -279,7 +279,7 @@ void print_usage(char *prg)
fprintf(stderr, "\n"); fprintf(stderr, "\n");
} }
int b64hex(char *asc, unsigned char *bin, int len) static int b64hex(char *asc, unsigned char *bin, int len)
{ {
int i; int i;
@ -290,7 +290,7 @@ int b64hex(char *asc, unsigned char *bin, int len)
return 0; return 0;
} }
int parse_crc8_profile(char *optarg, struct cgw_csum_crc8 *crc8) static int parse_crc8_profile(char *optarg, struct cgw_csum_crc8 *crc8)
{ {
int ret = 1; int ret = 1;
char *ptr; char *ptr;
@ -329,7 +329,7 @@ int parse_crc8_profile(char *optarg, struct cgw_csum_crc8 *crc8)
return ret; return ret;
} }
int parse_mod(char *optarg, struct modattr *modmsg) static int parse_mod(char *optarg, struct modattr *modmsg)
{ {
char *ptr, *nptr; char *ptr, *nptr;
char hexdata[(CAN_MAX_DLEN * 2) + 1] = {0}; char hexdata[(CAN_MAX_DLEN * 2) + 1] = {0};
@ -397,7 +397,7 @@ int parse_mod(char *optarg, struct modattr *modmsg)
return 0; /* ok */ return 0; /* ok */
} }
int parse_fdmod(char *optarg, struct fdmodattr *modmsg) static int parse_fdmod(char *optarg, struct fdmodattr *modmsg)
{ {
char *ptr, *nptr; char *ptr, *nptr;
char hexdata[(CANFD_MAX_DLEN * 2) + 1] = {0}; char hexdata[(CANFD_MAX_DLEN * 2) + 1] = {0};
@ -470,7 +470,7 @@ int parse_fdmod(char *optarg, struct fdmodattr *modmsg)
return 0; /* ok */ return 0; /* ok */
} }
int parse_rtlist(char *prgname, unsigned char *rxbuf, int len) static int parse_rtlist(char *prgname, unsigned char *rxbuf, int len)
{ {
char ifname[IF_NAMESIZE]; /* interface name for if_indextoname() */ char ifname[IF_NAMESIZE]; /* interface name for if_indextoname() */
struct rtcanmsg *rtc; struct rtcanmsg *rtc;

9
canlogserver.c
View File

@ -83,7 +83,7 @@ extern int optind, opterr, optopt;
static volatile int running = 1; static volatile int running = 1;
static volatile sig_atomic_t signal_num; static volatile sig_atomic_t signal_num;
void print_usage(char *prg) static void print_usage(char *prg)
{ {
fprintf(stderr, "%s - log CAN frames and serves them.\n", prg); fprintf(stderr, "%s - log CAN frames and serves them.\n", prg);
fprintf(stderr, "\nUsage: %s [options] <CAN interface>+\n", prg); fprintf(stderr, "\nUsage: %s [options] <CAN interface>+\n", prg);
@ -107,7 +107,7 @@ void print_usage(char *prg)
fprintf(stderr, "\n"); fprintf(stderr, "\n");
} }
int idx2dindex(int ifidx, int socket) static int idx2dindex(int ifidx, int socket)
{ {
int i; int i;
struct ifreq ifr; struct ifreq ifr;
@ -157,7 +157,7 @@ int idx2dindex(int ifidx, int socket)
* This is a Signalhandler. When we get a signal, that a child * This is a Signalhandler. When we get a signal, that a child
* terminated, we wait for it, so the zombie will disappear. * terminated, we wait for it, so the zombie will disappear.
*/ */
void childdied(int i) static void childdied(int i)
{ {
wait(NULL); wait(NULL);
} }
@ -165,13 +165,12 @@ void childdied(int i)
/* /*
* This is a Signalhandler for a caught SIGTERM * This is a Signalhandler for a caught SIGTERM
*/ */
void shutdown_gra(int i) static void shutdown_gra(int i)
{ {
running = 0; running = 0;
signal_num = i; signal_num = i;
} }
int main(int argc, char **argv) int main(int argc, char **argv)
{ {
struct sigaction signalaction; struct sigaction signalaction;

9
canplayer.c
View File

@ -89,7 +89,7 @@ const int canfx_on = 1;
extern int optind, opterr, optopt; extern int optind, opterr, optopt;
void print_usage(char *prg) static void print_usage(char *prg)
{ {
fprintf(stderr, "%s - replay a compact CAN frame logfile to CAN devices.\n", prg); fprintf(stderr, "%s - replay a compact CAN frame logfile to CAN devices.\n", prg);
fprintf(stderr, "\nUsage: %s <options> [interface assignment]*\n\n", prg); fprintf(stderr, "\nUsage: %s <options> [interface assignment]*\n\n", prg);
@ -172,7 +172,7 @@ static inline int frames_to_send(struct timeval *today, struct timeval *diff, st
return timeval_compare(&cmp, today); return timeval_compare(&cmp, today);
} }
int get_txidx(char *logif_name) static int get_txidx(char *logif_name)
{ {
int i; int i;
@ -189,7 +189,7 @@ int get_txidx(char *logif_name)
return asgn[i].txifidx; /* return interface index */ return asgn[i].txifidx; /* return interface index */
} }
char *get_txname(char *logif_name) static char *get_txname(char *logif_name)
{ {
int i; int i;
@ -206,7 +206,8 @@ char *get_txname(char *logif_name)
return asgn[i].txif; /* return interface name */ return asgn[i].txif; /* return interface name */
} }
int add_assignment(char *mode, int socket, char *txname, char *rxname, int verbose) static int add_assignment(char *mode, int socket, char *txname,
char *rxname, int verbose)
{ {
struct ifreq ifr; struct ifreq ifr;
int i; int i;

8
log2asc.c
View File

@ -56,7 +56,7 @@
extern int optind, opterr, optopt; extern int optind, opterr, optopt;
void print_usage(char *prg) static void print_usage(char *prg)
{ {
fprintf(stderr, "%s - convert compact CAN frame logfile to ASC logfile.\n", prg); fprintf(stderr, "%s - convert compact CAN frame logfile to ASC logfile.\n", prg);
fprintf(stderr, "Usage: %s <options> [can-interfaces]\n", prg); fprintf(stderr, "Usage: %s <options> [can-interfaces]\n", prg);
@ -69,7 +69,8 @@ void print_usage(char *prg)
fprintf(stderr, " -r (suppress dlc for RTR frames - pre v8.5 tools)\n"); fprintf(stderr, " -r (suppress dlc for RTR frames - pre v8.5 tools)\n");
} }
void can_asc(struct canfd_frame *cfd, int devno, int nortrdlc, char *extra_info, FILE *outfile) static void can_asc(struct canfd_frame *cfd, int devno, int nortrdlc,
char *extra_info, FILE *outfile)
{ {
int i; int i;
char id[10]; char id[10];
@ -116,7 +117,8 @@ void can_asc(struct canfd_frame *cfd, int devno, int nortrdlc, char *extra_info,
} }
} }
void canfd_asc(struct canfd_frame *cf, int devno, int mtu, char *extra_info, FILE *outfile) static void canfd_asc(struct canfd_frame *cf, int devno, int mtu,
char *extra_info, FILE *outfile)
{ {
int i; int i;
char id[10]; char id[10];

7
slcanpty.c
View File

@ -50,7 +50,8 @@
#define DEVICE_NAME_PTMX "/dev/ptmx" #define DEVICE_NAME_PTMX "/dev/ptmx"
/* read data from pty, send CAN frames to CAN socket and answer commands */ /* read data from pty, send CAN frames to CAN socket and answer commands */
int pty2can(int pty, int socket, struct can_filter *fi, int *is_open, int *tstamp) static int pty2can(int pty, int socket, struct can_filter *fi,
int *is_open, int *tstamp)
{ {
unsigned int nbytes; unsigned int nbytes;
char cmd; char cmd;
@ -313,7 +314,7 @@ rx_out:
} }
/* read CAN frames from CAN interface and write it to the pty */ /* read CAN frames from CAN interface and write it to the pty */
int can2pty(int pty, int socket, int *tstamp) static int can2pty(int pty, int socket, int *tstamp)
{ {
int nbytes; int nbytes;
char cmd; char cmd;
@ -365,7 +366,7 @@ int can2pty(int pty, int socket, int *tstamp)
return 0; return 0;
} }
int check_select_stdin(void) static int check_select_stdin(void)
{ {
fd_set rdfs; fd_set rdfs;
struct timeval timeout; struct timeval timeout;