diff options
Diffstat (limited to 'sock_stuff.c')
| -rw-r--r-- | sock_stuff.c | 29 |
1 files changed, 18 insertions, 11 deletions
diff --git a/sock_stuff.c b/sock_stuff.c index 796a0f9..78249e6 100644 --- a/sock_stuff.c +++ b/sock_stuff.c @@ -13,6 +13,13 @@ #define RECV_TIMEOUT 10000 +static int verbose = 0; + +void sock_stuff_set_verbose(int level) +{ + verbose = level; +} + int create_unix_socket (const char *filename) { struct sockaddr_un name; @@ -68,19 +75,19 @@ int connect_unix_socket(const char *filename) // check if socket file exists... if (stat(filename, &fst) != 0) { - fprintf(stderr, "%s: stat '%s': %s\n", __func__, filename, strerror(errno)); + if (verbose >= 2) fprintf(stderr, "%s: stat '%s': %s\n", __func__, filename, strerror(errno)); return -1; } // ... and if it is a unix domain socket if (!S_ISSOCK(fst.st_mode)) { - fprintf(stderr, "%s: File '%s' is not a socket!\n", __func__, filename); + if (verbose >= 2) fprintf(stderr, "%s: File '%s' is not a socket!\n", __func__, filename); return -1; } // make a new socket if ((sfd = socket(PF_LOCAL, SOCK_STREAM, 0)) < 0) { - fprintf(stderr, "%s: socket: %s\n", __func__, strerror(errno)); + if (verbose >= 2) fprintf(stderr, "%s: socket: %s\n", __func__, strerror(errno)); return -1; } @@ -94,7 +101,7 @@ int connect_unix_socket(const char *filename) if (connect(sfd, (struct sockaddr*)&name, size) < 0) { close(sfd); - fprintf(stderr, "%s: connect: %s\n", __func__, strerror(errno)); + if (verbose >= 2) fprintf(stderr, "%s: connect: %s\n", __func__, strerror(errno)); return -1; } @@ -151,12 +158,12 @@ int connect_socket(const char *addr, uint16_t port) } if ((hp = gethostbyname(addr)) == NULL) { - fprintf(stderr, "%s: unknown host '%s'\n", __func__, addr); + if (verbose >= 2) fprintf(stderr, "%s: unknown host '%s'\n", __func__, addr); return -1; } if (!hp->h_addr) { - fprintf(stderr, "%s: gethostbyname returned NULL address!\n", __func__); + if (verbose >= 2) fprintf(stderr, "%s: gethostbyname returned NULL address!\n", __func__); return -1; } @@ -193,7 +200,7 @@ int check_fd(int fd, fd_mode fdm, unsigned int timeout) struct timeval to; if (fd <= 0) { - fprintf(stderr, "ERROR: invalid fd in check_fd %d\n", fd); + if (verbose >= 2) fprintf(stderr, "ERROR: invalid fd in check_fd %d\n", fd); return -1; } @@ -223,14 +230,14 @@ int check_fd(int fd, fd_mode fdm, unsigned int timeout) switch(errno) { case EINTR: // interrupt signal in select - fprintf(stderr, "%s: EINTR\n", __func__); + if (verbose >= 2) fprintf(stderr, "%s: EINTR\n", __func__); eagain = 1; break; case EAGAIN: - fprintf(stderr, "%s: EAGAIN\n", __func__); + if (verbose >= 2) fprintf(stderr, "%s: EAGAIN\n", __func__); break; default: - fprintf(stderr, "%s: select failed: %s\n", __func__, strerror(errno)); + if (verbose >= 2) fprintf(stderr, "%s: select failed: %s\n", __func__, strerror(errno)); return -1; } } @@ -264,7 +271,7 @@ int recv_buf_timeout(int fd, void *data, size_t length, int flags, unsigned int result = recv(fd, data, length, flags); if (res > 0 && result == 0) { // but this is an error condition - fprintf(stderr, "%s: fd=%d recv returned 0\n", __func__, fd); + if (verbose >= 3) fprintf(stderr, "%s: fd=%d recv returned 0\n", __func__, fd); return -1; } return result; |