0.3.0: converge relibc to upstream 0.6.0 + Red Bear patches

2026-07-06 19:13:08 +03:00
parent 1a0edd8eeb
commit 4ef7e57571
1466 changed files with 75236 additions and 13644 deletions
@@ -0,0 +1,77 @@
+#include <arpa/inet.h>
+
+#include "test_helpers.h"
+
+void print_sockaddr(char *ctx, struct sockaddr *addr) {
+    char ip_string[INET6_ADDRSTRLEN];
+    void *raw_ip_addr;
+    char *fam;
+    in_port_t port;
+
+    if (addr->sa_family == AF_INET) {
+        struct sockaddr_in *ipv4 = (struct sockaddr_in *)addr;
+        raw_ip_addr = &(ipv4->sin_addr);
+        port = ntohs(ipv4->sin_port);
+        fam = "AF_INET";
+    } else if (addr->sa_family == AF_INET6) {
+        struct sockaddr_in6 *ipv6 = (struct sockaddr_in6 *)addr;
+        raw_ip_addr = &(ipv6->sin6_addr);
+        port = ntohs(ipv6->sin6_port);
+        fam = "AF_INET6";
+    } else {
+        printf("Unknown address family: %d\n", addr->sa_family);
+        exit(1);
+    }
+
+    if (inet_ntop(addr->sa_family, raw_ip_addr, ip_string, sizeof(ip_string)) == NULL) {
+        perror("inet_ntop failed");
+        exit(1);
+    }
+
+    printf("%s [%s]: %s:%u\n", ctx, fam, ip_string, port);
+}
+
+int main(void)
+{
+    int status;
+    int listen_fd = socket(AF_INET, SOCK_STREAM, 0);
+    ERROR_IF(socket, listen_fd, == -1);
+
+    struct sockaddr_in addr =
+    {
+        .sin_family = AF_INET,
+        .sin_addr = { .s_addr = htonl(0x7F000001 /* 127.0.0.1 */) },
+        .sin_port = htons(0),
+    };
+    struct sockaddr* saddr = (struct sockaddr*)&addr;
+    socklen_t addr_len = sizeof(struct sockaddr_in);
+    status = bind(listen_fd, saddr, addr_len);
+    ERROR_IF(bind, status, == -1);
+
+    status = listen(listen_fd, 1);
+    ERROR_IF(bind, status, == -1);
+
+    status = getsockname(listen_fd, saddr, &addr_len);
+    ERROR_IF(getsockname, status, == -1);
+    print_sockaddr("listen sockname", saddr);
+
+    int client_fd = socket(AF_INET, SOCK_STREAM, 0);
+    ERROR_IF(socket, client_fd, == -1);
+
+    status = connect(client_fd, saddr, addr_len);
+    ERROR_IF(connect, status, == -1);
+
+    struct sockaddr_in peer;
+    struct sockaddr* speer = (struct sockaddr*)&peer;
+	socklen_t peer_len = sizeof(struct sockaddr_in);
+    status = getpeername(client_fd, speer, &peer_len);
+    ERROR_IF(getpeername, status, == -1);
+    print_sockaddr("client peername", speer);
+
+    status = memcmp(saddr, speer, sizeof(struct sockaddr_in));
+    UNEXP_IF(memcmp, status, != 0);
+
+    status = getsockname(client_fd, saddr, &addr_len);
+    ERROR_IF(getsockname, status, == -1);
+    print_sockaddr("client sockname", saddr);
+}