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lib-socket: implement gai_strerror #4508

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Merged
merged 1 commit into from
Jul 29, 2025
Merged

lib-socket: implement gai_strerror #4508

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3 changes: 3 additions & 0 deletions core/iwasm/libraries/lib-socket/inc/wasi_socket_ext.h
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Original file line number Diff line number Diff line change
Expand Up @@ -219,6 +219,9 @@ getaddrinfo(const char *node, const char *service, const struct addrinfo *hints,

void
freeaddrinfo(struct addrinfo *res);

const char *
gai_strerror(int code);
#endif

/**
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22 changes: 22 additions & 0 deletions core/iwasm/libraries/lib-socket/src/wasi/wasi_socket_ext.c
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Expand Up @@ -590,6 +590,28 @@ freeaddrinfo(struct addrinfo *res)
free(res);
}

const char *
gai_strerror(int code)
{
switch (code) {
#define ERR(a) \
case a: \
return #a
ERR(EAI_AGAIN);
ERR(EAI_BADFLAGS);
ERR(EAI_FAIL);
ERR(EAI_FAMILY);
ERR(EAI_MEMORY);
ERR(EAI_NONAME);
ERR(EAI_OVERFLOW);
ERR(EAI_SERVICE);
ERR(EAI_SOCKTYPE);
ERR(EAI_SYSTEM);
#undef ERR
}
return "Unknown error";
}

static struct timeval
time_us_to_timeval(uint64_t time_us)
{
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