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os,report: use UV_MAXHOSTNAMESIZE #26038

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merged 1 commit into from
Feb 13, 2019
Merged

os,report: use UV_MAXHOSTNAMESIZE #26038

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9 changes: 1 addition & 8 deletions src/node_os.cc
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Original file line number Diff line number Diff line change
Expand Up @@ -33,16 +33,9 @@

#ifdef __POSIX__
# include <limits.h> // PATH_MAX on Solaris.
# include <netdb.h> // MAXHOSTNAMELEN on Solaris.
# include <unistd.h> // gethostname, sysconf
# include <sys/param.h> // MAXHOSTNAMELEN on Linux and the BSDs.
#endif // __POSIX__

// Add Windows fallback.
#ifndef MAXHOSTNAMELEN
# define MAXHOSTNAMELEN 256
#endif // MAXHOSTNAMELEN

namespace node {
namespace os {

Expand All @@ -66,7 +59,7 @@ using v8::Value;

static void GetHostname(const FunctionCallbackInfo<Value>& args) {
Environment* env = Environment::GetCurrent(args);
char buf[MAXHOSTNAMELEN + 1];
char buf[UV_MAXHOSTNAMESIZE];
size_t size = sizeof(buf);
int r = uv_os_gethostname(buf, &size);

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11 changes: 1 addition & 10 deletions src/node_report.cc
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Expand Up @@ -47,15 +47,6 @@
extern char** environ;
#endif

#ifdef __POSIX__
# include <netdb.h> // MAXHOSTNAMELEN on Solaris.
# include <sys/param.h> // MAXHOSTNAMELEN on Linux and the BSDs.
#endif // __POSIX__

#ifndef MAXHOSTNAMELEN
# define MAXHOSTNAMELEN 256
#endif // MAXHOSTNAMELEN

namespace report {
using node::arraysize;
using node::Environment;
Expand Down Expand Up @@ -377,7 +368,7 @@ static void PrintVersionInformation(JSONWriter* writer) {
writer->json_keyvalue("osMachine", os_info.machine);
}

char host[MAXHOSTNAMELEN + 1];
char host[UV_MAXHOSTNAMESIZE];
size_t host_size = sizeof(host);

if (uv_os_gethostname(host, &host_size) == 0)
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