Obsolete/libipc-old
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some fixes

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This commit is contained in:
Philippe PITTOLI 2016-10-03 17:30:52 +02:00
parent e4e75b378b
commit 08d6fac3d2
5 changed files with 19 additions and 22 deletions
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13
lib/communication.c
View File

@ -6,7 +6,7 @@
int file_write (const char *path, const char *buf, size_t msize) int file_write (const char *path, const char *buf, size_t msize)
{ {
if (buf == NULL) { if (buf == NULL) {
fprintf (stderr, "file_write: buf == NULL path : %s\n", path); fprintf (stderr, "file_write: buf == NULL\n");
return -1; return -1;
} }
@ -14,18 +14,17 @@ int file_write (const char *path, const char *buf, size_t msize)
// printf("file_write: path to open %s\n", path); // printf("file_write: path to open %s\n", path);
int fd = open (path, O_WRONLY); int fd = open (path, O_WRONLY);
if (fd <= 0) { if (fd <= 0) {
printf("file_write: fd < 0 path : %s\n", path); printf("file_write: fd < 0\n");
perror ("file_write"); perror ("file_write");
return ER_FILE_OPEN; return ER_FILE_OPEN;
} }
// TODO debug
// printf("file_write: opened file %s\n", path);
int ret = 0; int ret = 0;
int ret2 = 0; int ret2 = 0;
printf ("%ld bytes to write\n", msize);
ret = write (fd, buf, msize); ret = write (fd, buf, msize);
if (ret < 0) { if (ret <= 0) {
fprintf (stderr, "err: written %s buf = %s\n", path, buf); fprintf (stderr, "err: written %s\n", path);
} }
ret2 = close (fd); ret2 = close (fd);
@ -59,7 +58,6 @@ int file_read (const char *path, char **buf, size_t *msize)
int ret = 0; int ret = 0;
int ret2 = 0; int ret2 = 0;
ret = read (fd, *buf, BUFSIZ); ret = read (fd, *buf, BUFSIZ);
if (ret < 0) { if (ret < 0) {
fprintf (stderr, "err: read %s\n", path); fprintf (stderr, "err: read %s\n", path);
} }
@ -163,7 +161,6 @@ int srv_get_new_process (const struct service *srv, struct process *p)
char *buf = NULL; char *buf = NULL;
size_t msize = 0; size_t msize = 0;
int ret = file_read (srv->spath, &buf, &msize); int ret = file_read (srv->spath, &buf, &msize);
if (ret <= 0) { if (ret <= 0) {
fprintf (stderr, "err: listening on %s\n", srv->spath); fprintf (stderr, "err: listening on %s\n", srv->spath);
exit (1); exit (1);

14
pingpong/pingpong.c
View File

@ -9,19 +9,21 @@ void * pongd_thread(void * pdata) {
struct process *proc = (struct process*) pdata; struct process *proc = (struct process*) pdata;
// about the message // about the message
size_t msize = BUFSIZ; size_t msize = 0;
char *buf = NULL; char *buf = NULL;
int ret; int ret = 0;
while (1) { while (1) {
// printf ("before read\n"); // printf ("before read\n");
if ((ret = srv_read (proc, &buf, &msize)) == -1) { while (ret <= 0 || msize == 0) {
fprintf(stdout, "MAIN_LOOP: error service_read %d\n", ret); if ((ret = srv_read (proc, &buf, &msize)) == -1) {
fprintf(stdout, "MAIN_LOOP: error service_read %d\n", ret);
}
} }
// printf ("after read\n"); // printf ("after read\n");
printf ("read, size %ld : %s\n", msize, buf); printf ("read, size %ld : %s\n", msize, buf);
if(msize > 0) { if (strncmp ("exit", buf, 4) != 0) {
//printf ("before proc write\n"); //printf ("before proc write\n");
if ((ret = srv_write (proc, buf, msize)) == -1) { if ((ret = srv_write (proc, buf, msize)) == -1) {
fprintf(stdout, "MAIN_LOOP: error service_write %d\n", ret); fprintf(stdout, "MAIN_LOOP: error service_write %d\n", ret);
@ -31,6 +33,8 @@ void * pongd_thread(void * pdata) {
free(buf); free(buf);
break; break;
} }
ret = 0;
msize = 0;
} }
return NULL; return NULL;

3
remote/script/testServer.sh
View File

@ -3,7 +3,4 @@
REP=/tmp/ipc/ REP=/tmp/ipc/
SERVICE="tcpd" SERVICE="tcpd"
# pid index version
echo "listen 127.0.0.1 6000" > ${REP}${SERVICE} echo "listen 127.0.0.1 6000" > ${REP}${SERVICE}

3
remote/script/testTcpd.sh
View File

@ -2,7 +2,7 @@
REP=/tmp/ipc/ REP=/tmp/ipc/
SERVICE="tcpd" SERVICE="tcpd"
NB=5 NB=3
if [ $# -ne 0 ] if [ $# -ne 0 ]
then then
@ -16,7 +16,6 @@ do
mkfifo ${REP}${pid}-1-1-in 2>/dev/null mkfifo ${REP}${pid}-1-1-in 2>/dev/null
mkfifo ${REP}${pid}-1-1-out 2>/dev/null mkfifo ${REP}${pid}-1-1-out 2>/dev/null
# pid index version
echo "connect 127.0.0.1 6000 ${pid} 1 1" > ${REP}${SERVICE} echo "connect 127.0.0.1 6000 ${pid} 1 1" > ${REP}${SERVICE}
# the purpose is to send something in the pipe # the purpose is to send something in the pipe

2
remote/tcpdserver.c
View File

@ -195,7 +195,7 @@ void * service_thread(void * c_data) {
nbMessages++; nbMessages++;
} else if (n == 0 && nbMessages == 0){ } else if (n == 0 && nbMessages == 0){
//message end to server //message end to server
if(file_write(pathname[1], "e", 0) < 0) { if(file_write(pathname[1], "exit", 4) < 0) {
perror("file_write"); perror("file_write");
} }