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Code Issues 1 Releases Wiki Activity

Cleanup code a bit

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Inconsistent indentation and such fixed, superfluous newlines removed,
documentation of new functions.
This commit is contained in:
llmII 2021-09-06 18:30:54 -05:00
parent 8c938ceff9
commit 1597ca0de5
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GPG Key ID: E3AD2E259F58A9A0
1 changed files with 97 additions and 106 deletions
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39
src/core/net.c
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@ -576,23 +576,18 @@ JANET_CORE_FN(cfun_net_listen,
#define SO_MIN(a, b) (((a) < (b))? (a) : (b))
#define SA_ADDRSTRLEN SO_MAX(INET6_ADDRSTRLEN, (sizeof ((struct sockaddr_un *)0)->sun_path) + 1)
#define sa_ntoa(sa) sa_ntoa_((char [SA_ADDRSTRLEN]){ 0 }, SA_ADDRSTRLEN, (sa))
#define sa_aton(str) sa_aton_(&(struct sockaddr_storage){ 0 }, sizeof (struct sockaddr_storage), (str))
#define sa_family(...) sa_family(__VA_ARGS__)
#define sa_port(...) sa_port(__VA_ARGS__)
union sockaddr_arg {
struct sockaddr *sa;
const struct sockaddr *c_sa;
struct sockaddr_storage *ss;
struct sockaddr_storage *c_ss;
struct sockaddr_in *sin;
struct sockaddr_in *c_sin;
struct sockaddr_in6 *sin6;
struct sockaddr_in6 *c_sin6;
struct sockaddr_un *sun;
struct sockaddr_un *c_sun;
union sockaddr_any *any;
@ -610,15 +605,17 @@ union sockaddr_any {
struct sockaddr_un sun;
};
static inline union sockaddr_arg sockaddr_ref(void* arg) {
return (union sockaddr_arg){ arg };
static inline union sockaddr_arg sockaddr_ref(void *arg) {
return (union sockaddr_arg) {
arg
};
}
static inline sa_family_t *(sa_family)(void* arg) {
static inline sa_family_t *(sa_family)(void *arg) {
return &sockaddr_ref(arg).sa->sa_family;
}
static inline in_port_t *(sa_port)(void* arg, const in_port_t *def, int *error) {
static inline in_port_t *(sa_port)(void *arg, const in_port_t *def, int *error) {
switch (*sa_family(arg)) {
case AF_INET:
return &sockaddr_ref(arg).sin->sin_port;
@ -703,29 +700,23 @@ error:
* NOTE: Always write something in case caller ignores errors, such
* as when caller is using the sa_ntoa() macro.
*/
safe_memcpy(dst, (def)? def : unspec, lim);
safe_memcpy(dst, (def) ? def : unspec, lim);
return (char *)def;
}
void *sa_pton(void *, size_t, const char *, const void *, int *);
static inline char *sa_ntoa_(char *dst, size_t lim, const void *src) {
return sa_ntop(dst, lim, src, NULL, &(int){ 0 }), dst;
return sa_ntop(dst, lim, src, NULL, &(int) {
0
}), dst;
}
/*
static inline void *sa_aton_(void *dst, size_t lim, const char *src) {
return sa_pton(dst, lim, src, NULL, &(int){ 0 }), dst;
}
*/
static Janet janet_so_getname(const struct sockaddr_storage *ss, socklen_t slen) {
uint8_t *hn = NULL;
uint16_t hp = 0;
size_t plen = SA_ADDRSTRLEN;
switch(ss->ss_family) {
switch (ss->ss_family) {
case AF_INET:
/* fall through */
case AF_INET6:
@ -737,7 +728,7 @@ static Janet janet_so_getname(const struct sockaddr_storage *ss, socklen_t slen)
/* support nameless sockets, linux-ism */
if (slen > offsetof(struct sockaddr_un, sun_path)) {
struct sockaddr_un *sun = (struct sockaddr_un *)ss;
char *pe = (char *)sun + SO_MIN(sizeof *sun, slen);
char *pe = (char *)sun + SO_MIN(sizeof * sun, slen);
size_t plen;
while (pe > sun->sun_path && pe[-1] == '\0')
@ -773,7 +764,7 @@ static Janet janet_so_getname(const struct sockaddr_storage *ss, socklen_t slen)
JANET_CORE_FN(cfun_net_getsockname,
"(net/localname stream)",
"Document me!") {
"Gets the local address and port in a tuple in that order.") {
janet_arity(argc, 1, 1);
JanetStream *js = janet_getabstract(argv, 0, &janet_stream_type);
struct sockaddr_storage ss;
@ -781,7 +772,7 @@ JANET_CORE_FN(cfun_net_getsockname,
memset(&ss, 0, slen);
int error;
if(0 != (error = getsockname(js->handle, (struct sockaddr *) &ss, &slen)))
if (0 != (error = getsockname(js->handle, (struct sockaddr *) &ss, &slen)))
janet_panicf("Failed to get peername on fd %d, error: %s", js->handle, janet_ev_lasterr());
return janet_so_getname(&ss, slen);
@ -790,7 +781,7 @@ JANET_CORE_FN(cfun_net_getsockname,
JANET_CORE_FN(cfun_net_getpeername,
"(net/peername stream)",
"Document me!") {
"Gets the remote peer's address and port in a tuple in that order.") {
janet_arity(argc, 1, 1);
JanetStream *js = janet_getabstract(argv, 0, &janet_stream_type);
struct sockaddr_storage ss;