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libredirect: add 'connect' for AF_UNIX

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This commit is contained in:
Bjørn Forsman
2026-01-21 19:20:36 +01:00
parent e6a936c760
commit 599a2f2fbe
1 changed files with 19 additions and 0 deletions
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pkgs/by-name/li/libredirect/libredirect.c
+19
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@@ -130,6 +130,25 @@ WRAPPER(int, bind)(int socket, const struct sockaddr *addr, socklen_t addr_len)
}
WRAPPER_DEF(bind)
WRAPPER(int, connect)(int socket, const struct sockaddr *addr, socklen_t addr_len)
{
int (*connect_real) (int, const struct sockaddr *, socklen_t) = LOOKUP_REAL(connect);
char buf[PATH_MAX];
const struct sockaddr *real_addr = addr;
if (addr->sa_family == AF_UNIX) {
struct sockaddr_un real_addr_un = *(struct sockaddr_un *)addr;
const char *sun_path = rewrite(real_addr_un.sun_path, buf);
if (sun_path != real_addr_un.sun_path) {
strncpy(real_addr_un.sun_path, buf, sizeof(real_addr_un.sun_path) - 1);
real_addr_un.sun_path[sizeof(real_addr_un.sun_path) - 1] = '\0';
real_addr = (struct sockaddr *)&real_addr_un;
addr_len = offsetof(struct sockaddr_un, sun_path) + strlen(real_addr_un.sun_path) + 1;
}
}
return connect_real(socket, real_addr, addr_len);
}
WRAPPER_DEF(connect)
WRAPPER(int, open)(const char * path, int flags, ...)
{
int (*open_real) (const char *, int, ...) = LOOKUP_REAL(open);