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Code Issues Releases Wiki Activity

Hardware Monitor: avoid sprintf in src/ext_iokit.c

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This commit is contained in:
Gabriele Gristina 2023-05-08 01:34:46 +02:00
parent 6db1f3fb42
commit f4a1d25b72
2 changed files with 7 additions and 3 deletions
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1
docs/changes.txt
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@ -86,6 +86,7 @@
- SecureCRT MasterPassphrase v2: update module, pure kernels and test unit. Add optimized kernels.
- Metal Backend: added workaround to prevent 'Infinite Loop' bug when build kernels
- User Options: added --metal-compiler-runtime option
- Hardware Monitor: avoid sprintf in src/ext_iokit.c
* changes v6.2.5 -> v6.2.6

9
src/ext_iokit.c
View File

@ -37,7 +37,7 @@ void hm_IOKIT_ultostr (char *str, UInt32 val)
{
str[0] = '\0';
sprintf (str, "%c%c%c%c", (unsigned int) (val >> 24), (unsigned int) (val >> 16), (unsigned int) (val >> 8), (unsigned int) (val));
snprintf (str, 5, "%c%c%c%c", (unsigned int) (val >> 24), (unsigned int) (val >> 16), (unsigned int) (val >> 8), (unsigned int) (val));
}
kern_return_t hm_IOKIT_SMCOpen (void *hashcat_ctx, io_connect_t *conn)
@ -301,6 +301,9 @@ int hm_IOKIT_get_fan_speed_current (void *hashcat_ctx, char *fan_speed_buf)
if (totalFans <= 0) return -1;
// limit totalFans to 10
if (totalFans > 10) totalFans = 10;
char tmp_buf[16];
for (int i = 0; i < totalFans; i++)
@ -310,12 +313,12 @@ int hm_IOKIT_get_fan_speed_current (void *hashcat_ctx, char *fan_speed_buf)
float maximum_speed = 0.0f;
memset (&key, 0, sizeof (UInt32Char_t));
sprintf (key, "F%dAc", i);
snprintf (key, 5, "F%dAc", i);
hm_IOKIT_SMCGetFanRPM (key, iokit->conn, &actual_speed);
if (actual_speed < 0.f) continue;
memset (&key, 0, sizeof (UInt32Char_t));
sprintf (key, "F%dMx", i);
snprintf (key, 5, "F%dMx", i);
hm_IOKIT_SMCGetFanRPM (key, iokit->conn, &maximum_speed);
if (maximum_speed < 0.f) continue;