mirror of
https://github.com/gnif/LookingGlass.git
synced 2024-11-25 06:47:19 +00:00
[host] linux: allow getting system version
Result is something like: Debian GNU/Linux 11 (bullseye), kernel: Linux 5.14.0-0.bpo.2-amd64 on x86_64
This commit is contained in:
parent
75ec3c0478
commit
d93510e9f2
@ -24,17 +24,20 @@
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#include "common/stringutils.h"
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#include "common/thread.h"
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#include <ctype.h>
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#include <stdlib.h>
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#include <string.h>
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#include <signal.h>
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#include <errno.h>
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#include <pwd.h>
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#include <unistd.h>
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#include <sys/utsname.h>
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struct app
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{
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const char * executable;
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char * dataPath;
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char * osVersion;
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};
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struct app app = { 0 };
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@ -52,6 +55,7 @@ int main(int argc, char * argv[])
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int result = app_main(argc, argv);
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free(app.dataPath);
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free(app.osVersion);
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return result;
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}
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@ -101,10 +105,80 @@ KVMFROS os_getKVMFRType(void)
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return KVMFR_OS_LINUX;
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}
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static const char * getPrettyName()
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{
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static char buffer[256];
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FILE * fp = fopen("/etc/os-release", "r");
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if (fp == NULL)
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{
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fp = fopen("/usr/lib/os-release", "r");
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if (fp == NULL)
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return NULL;
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}
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while (fgets(buffer, sizeof(buffer), fp))
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{
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if (strstr(buffer, "PRETTY_NAME"))
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{
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char * ptr = strchr(buffer, '=') + 1;
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while (isspace(*ptr))
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++ptr;
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size_t len = strlen(ptr);
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while (isspace(ptr[len - 1]))
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--len;
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if (*ptr == '"' || *ptr == '\'')
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{
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++ptr;
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len -= 2;
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}
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ptr[len] = '\0';
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fclose(fp);
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return ptr;
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}
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// If a line is too long, skip it.
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while (buffer[strlen(buffer) - 1] != '\n')
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if (!fgets(buffer, sizeof(buffer), fp))
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goto done;
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}
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done:
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fclose(fp);
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return NULL;
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}
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const char * os_getOSName(void)
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{
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//TODO
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return NULL;
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if (app.osVersion)
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return app.osVersion;
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const char * pretty = getPrettyName();
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struct utsname utsname;
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uname(&utsname);
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if (!pretty)
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alloc_sprintf(
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&app.osVersion,
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"%s %s on %s",
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utsname.sysname,
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utsname.release,
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utsname.machine
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);
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else
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alloc_sprintf(
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&app.osVersion,
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"%s, kernel: %s %s on %s",
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pretty,
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utsname.sysname,
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utsname.release,
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utsname.machine
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);
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return app.osVersion;
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}
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const uint8_t * os_getUUID(void)
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