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net: accept sufficient Ethernet address output buffers

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This commit is contained in:
nmzik
2026-10-08 02:56:29 +04:00
parent db41d0482f
commit 861dd76d7f
3 changed files with 71 additions and 12 deletions
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src/libs/network.cpp
+5 -11
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@@ -832,10 +832,6 @@ namespace Net {
LIB_NAME("Net", "Net");
struct NetEtherAddr {
uint8_t data[6] = {0};
};
#if defined(_WIN32)
using NativeSocket = SOCKET;
static constexpr NativeSocket INVALID_NATIVE_SOCKET = INVALID_SOCKET;
@@ -1564,14 +1560,12 @@ const char* KYTY_SYSV_ABI NetInetNtop(int af, const void* src, char* dst, uint32
int KYTY_SYSV_ABI NetEtherNtostr(const NetEtherAddr* n, char* str, size_t len) {
PRINT_NAME();
NetEtherAddr zero {};
if (n == nullptr || str == nullptr || len < 18) {
return NET_ERROR_EINVAL;
}
EXIT_NOT_IMPLEMENTED(len != 18);
EXIT_NOT_IMPLEMENTED(n == nullptr);
EXIT_NOT_IMPLEMENTED(str == nullptr);
EXIT_NOT_IMPLEMENTED(memcmp(n->data, zero.data, sizeof(zero.data)) != 0);
strcpy(str, "00:00:00:00:00:00"); // NOLINT
std::snprintf(str, len, "%02x:%02x:%02x:%02x:%02x:%02x", n->data[0], n->data[1],
n->data[2], n->data[3], n->data[4], n->data[5]);
return OK;
}