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#include "platform.h"
#define UNIXSOCK_PATH_MAX (sizeof(struct sockaddr_un) - offsetof(struct sockaddr_un, sun_path))
void Socket_UnixSock_toAddr (NullString8_t path, C_Size_t pathlen, Array(Word8_t) addr, Ref(C_Socklen_t) addrlen) {
size_t i;
struct sockaddr_un *sa = (struct sockaddr_un*)addr;
sa->sun_family = AF_UNIX;
if (pathlen <= UNIXSOCK_PATH_MAX) {
for (i = 0; i < pathlen; i++) {
sa->sun_path[i] = ((const char*)path)[i];
}
} else {
for (i = 0; i < UNIXSOCK_PATH_MAX-1; i++) {
sa->sun_path[i] = ((const char*)path)[i];
}
sa->sun_path[UNIXSOCK_PATH_MAX-1] = '\000';
}
*((socklen_t*)addrlen) = sizeof(struct sockaddr_un);
}
C_Size_t Socket_UnixSock_pathLen (Vector(Word8_t) addr) {
size_t i;
const struct sockaddr_un *sa = (const struct sockaddr_un*)addr;
i = 0;
if (sa->sun_path[i] == '\000') {
return UNIXSOCK_PATH_MAX;
} else {
while (i < UNIXSOCK_PATH_MAX && sa->sun_path[i] != '\000') i++;
return i;
}
}
void Socket_UnixSock_fromAddr (Vector(Word8_t) addr, Array(Char8_t) path, C_Size_t pathlen) {
size_t i;
const struct sockaddr_un *sa = (const struct sockaddr_un*)addr;
assert (sa->sun_family == AF_UNIX);
for (i = 0; i < pathlen; i++) {
((char*)path)[i] = sa->sun_path[i];
}
}
#undef UNIXSOCK_PATH_MAX
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