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Add named constants for magic numbers

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Co-authored-by: connortechnology <925519+connortechnology@users.noreply.github.com>
This commit is contained in:
copilot-swe-agent[bot]
2025-12-18 17:28:48 +00:00
parent b1b2932238
commit 0c120deeed
1 changed files with 16 additions and 5 deletions
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21
src/zm_monitor_onvif.cpp
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@@ -23,6 +23,15 @@
#include <sstream>
#include "url.hpp"
// ONVIF configuration constants
#ifdef WITH_GSOAP
namespace {
const int ONVIF_MAX_RETRIES_LIMIT = 100; // Upper limit for max_retries option
const int ONVIF_RETRY_DELAY_CAP = 300; // Cap retry delay at 5 minutes
const int ONVIF_RETRY_EXPONENT_LIMIT = 9; // 2^9 = 512, cap before overflow
}
#endif
std::string SOAP_STRINGS[] = {
"SOAP_OK", // 0
"SOAP_CLI_FAULT", // 1
@@ -521,7 +530,7 @@ void Monitor::ONVIF::parse_onvif_options() {
try {
max_retries = std::stoi(value);
if (max_retries < 0) max_retries = 0;
if (max_retries > 100) max_retries = 100; // Reasonable upper limit
if (max_retries > ONVIF_MAX_RETRIES_LIMIT) max_retries = ONVIF_MAX_RETRIES_LIMIT;
Debug(2, "ONVIF: Set max_retries to %d", max_retries);
} catch (const std::exception &e) {
Error("ONVIF: Invalid max_retries value '%s': %s", value.c_str(), e.what());
@@ -548,14 +557,16 @@ void Monitor::ONVIF::parse_onvif_options() {
}
// Calculate exponential backoff delay for retries
// Returns delay in seconds: min(2^retry_count, 300)
// Returns delay in seconds: min(2^retry_count, ONVIF_RETRY_DELAY_CAP)
int Monitor::ONVIF::get_retry_delay() {
// Use safe approach to avoid integer overflow
if (retry_count >= 9) {
return 300; // 2^9 = 512, cap at 5 minutes
if (retry_count >= ONVIF_RETRY_EXPONENT_LIMIT) {
return ONVIF_RETRY_DELAY_CAP; // 2^9 = 512, cap at 5 minutes
}
int delay = 1 << retry_count; // 2^retry_count
if (delay > 300) delay = 300; // Extra safety check
if (delay > ONVIF_RETRY_DELAY_CAP) {
delay = ONVIF_RETRY_DELAY_CAP; // Extra safety check
}
return delay;
}