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Adjust these buffer sizes.

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This commit is contained in:
Brenden Matthews 2022-12-27 08:56:55 -05:00 committed by Brenden Matthews
parent 61e8550615
commit 00a16a776c
1 changed files with 9 additions and 9 deletions
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18
src/linux.cc
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@ -99,7 +99,7 @@ struct sysfs {
};
/* To be used inside upspeed/f downspeed/f as ${gw_iface} variable */
char e_iface[50];
char e_iface[64];
/* To use ${iface X} where X is a number and will
* return the current X NIC name */
@ -384,10 +384,10 @@ int update_gateway_info2(void) {
break;
}
if (!(dest || mask) && ((flags & RTF_GATEWAY) || !gate)) {
snprintf(e_iface, 49, "%s", iface);
snprintf(e_iface, 64, "%s", iface);
}
if (1U == x) {
snprintf(interfaces_arr[x++], iface_len - 1, "%s", iface);
snprintf(interfaces_arr[x++], iface_len, "%s", iface);
continue;
} else if (0 == strcmp(iface, interfaces_arr[x - 1])) {
continue;
@ -396,7 +396,7 @@ int update_gateway_info2(void) {
strcmpreturn = strcmp(iface, interfaces_arr[z]);
}
if (strcmpreturn == 1) {
snprintf(interfaces_arr[x++], iface_len - 1, "%s", iface);
snprintf(interfaces_arr[x++], iface_len, "%s", iface);
}
}
fclose(fp);
@ -423,7 +423,7 @@ int update_gateway_info(void) {
}
if (!(dest || mask) && ((flags & RTF_GATEWAY) || !gate)) {
gw_info.count++;
snprintf(e_iface, 49, "%s", iface);
snprintf(e_iface, 64, "%s", iface);
std::unique_lock<std::mutex> lock(gw_info.mutex);
gw_info.iface = save_set_string(gw_info.iface, iface);
ina.s_addr = gate;
@ -1211,7 +1211,7 @@ static void get_dev_path(const char *dir, const char *dev, char *out_buf) {
for (i = 0; i < n; i++) {
if (found) continue;
snprintf(path, 256, "%s%s/name", dir, namelist[i]->d_name);
snprintf(path, 251, "%s%s/name", dir, namelist[i]->d_name);
name_fd = open(path, O_RDONLY);
if (name_fd < 0) continue;
size = read(name_fd, name, strlen(dev));
@ -1222,7 +1222,7 @@ static void get_dev_path(const char *dir, const char *dev, char *out_buf) {
ret = strncmp(dev, name, strlen(dev));
if (!ret) {
found = true;
snprintf(out_buf, 255, "%s/device", namelist[i]->d_name);
snprintf(out_buf, 249, "%s/device", namelist[i]->d_name);
}
close(name_fd);
}
@ -1689,8 +1689,8 @@ void print_voltage_v(struct text_object *obj, char *p,
void get_acpi_fan(char *p_client_buffer, size_t client_buffer_size) {
static int reported = 0;
char buf[256];
char buf2[256];
char buf[512];
char buf2[512];
FILE *fp;
if (!p_client_buffer || client_buffer_size <= 0) { return; }