98 lines
2.1 KiB
C
98 lines
2.1 KiB
C
#ifdef __gnu_linux__
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <unistd.h>
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#include <stdio.h>
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#include <stdint.h>
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#include <sys/types.h>
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#define MAXC 1024
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#define MAXC_CHAR 256
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void cpu_name(void);
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void cpu_temperature(unsigned short delay);
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char* cpu_frequency(void);
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void cpu_name(void)
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{
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int buffer_size = 256;
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char cpu_name[buffer_size];
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FILE *fp = fopen("/proc/cpuinfo", "r");
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if (!fp)
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printf("can't open /proc/cpuinfo");
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char line[buffer_size];
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while (fgets(line, sizeof(line), fp))
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{
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if (strncmp(line, "model name", 10) == 0)
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{
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char *colon = strchr(line, ':');
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if (colon)
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{
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snprintf(cpu_name, buffer_size, "%s", colon + 2);
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cpu_name[strcspn(cpu_name, "\n")] = 0;
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int err = fclose(fp);
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if (err != 0)
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printf("error closing /proc/cpuinfo");
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}
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}
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}
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printf("%s", cpu_name);
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snprintf(cpu_name, buffer_size, "%s", cpu_name);
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}
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void cpu_temperature(unsigned short delay)
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{
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while (1)
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{
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sleep(delay);
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FILE *pf = fopen("/sys/class/thermal/thermal_zone0/temp", "r");
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if (!pf)
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printf("error reading /proc/cpuinfo");
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char buffer[MAXC];
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while (fgets(buffer, sizeof(buffer), pf))
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{
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int a = atoi(buffer);
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a /= 1000;
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printf("%dC\n", a);
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fflush(stdout);
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}
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fclose(pf);
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}
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}
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char* cpu_frequency(void) {
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char* buffer = malloc(MAXC_CHAR);
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FILE *fp = fopen("/proc/cpuinfo", "r");
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if (!fp) {
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printf("can't open /proc/cpuinfo");
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return NULL;
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}
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while (fgets(buffer, MAXC_CHAR, fp)) {
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if (strstr(buffer, "cpu MHz") != NULL)
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{
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char *colon = strchr(buffer, ':');
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if (colon)
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{
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buffer[strcspn(buffer, "\n")] = 0;
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snprintf(buffer, MAXC_CHAR, "%s", colon);
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}
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}
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fclose(fp);
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return buffer;
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}
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return NULL;
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}
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#endif
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