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Brute force memory tracking.

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git-svn-id: https://www.unprompted.com/svn/projects/tildefriends/trunk@4186 ed5197a5-7fde-0310-b194-c3ffbd925b24
This commit is contained in:
Cory McWilliams
2023-02-18 21:00:39 +00:00
parent 53cb80ebf7
commit 88c7d91858
8 changed files with 347 additions and 66 deletions
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52
src/ssb.c
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@ -24,8 +24,6 @@
#include <time.h>
#include <uv.h>
#include <backtrace.h>
#ifndef _WIN32
#ifndef __ANDROID__
#include <execinfo.h>
@ -735,63 +733,17 @@ void tf_ssb_connection_rpc_send_json(tf_ssb_connection_t* connection, uint8_t fl
JS_FreeValue(context, json);
}
static int _tf_ssb_backtrace_callback(void* data, uintptr_t pc, const char* filename, int line_number, const char* function)
{
char** stack = data;
char line[256];
int length = snprintf(line, sizeof(line), "%p %s:%d %s\n", (void*)pc, filename, line_number, function);
int current = *stack ? strlen(*stack) : 0;
*stack = tf_resize_vec(*stack, current + length + 1);
memcpy(*stack + current, line, length + 1);
return 0;
}
static void _tf_ssb_backtrace_error(void* data, const char* message, int error)
{
char** stack = data;
int length = strlen(message);
if (message)
{
int current = *stack ? strlen(*stack) : 0;
*stack = tf_resize_vec(*stack, current + length + 1);
memcpy(*stack + current, message, length + 1);
}
}
static char* _tf_ssb_backtrace_string()
{
extern struct backtrace_state* g_backtrace_state;
int count = 0;
void* buffer[32];
char* string = NULL;
#ifdef _WIN32
count = CaptureStackBackTrace(0, sizeof(buffer) / sizeof(*buffer), buffer, NULL);
#elif !defined(__ANDROID__)
count = backtrace(buffer, sizeof(buffer) / sizeof(*buffer));
#endif
for (int i = 0; i < count; i++)
{
backtrace_pcinfo(
g_backtrace_state,
(uintptr_t)buffer[i],
_tf_ssb_backtrace_callback,
_tf_ssb_backtrace_error,
&string);
}
return string;
}
void tf_ssb_connection_rpc_send_error(tf_ssb_connection_t* connection, uint8_t flags, int32_t request_number, const char* error)
{
JSContext* context = connection->ssb->context;
JSValue message = JS_NewObject(context);
char* stack = _tf_ssb_backtrace_string();
const char* stack = tf_util_backtrace_string();
JS_SetPropertyStr(context, message, "name", JS_NewString(context, "Error"));
JS_SetPropertyStr(context, message, "stack", JS_NewString(context, stack));
JS_SetPropertyStr(context, message, "message", JS_NewString(context, error));
tf_ssb_connection_rpc_send_json(connection, ((flags & k_ssb_rpc_flag_stream) ? (k_ssb_rpc_flag_stream | k_ssb_rpc_flag_end_error) : 0), request_number, message, NULL, NULL, NULL);
JS_FreeValue(context, message);
tf_free(stack);
tf_free((void*)stack);
}
void tf_ssb_connection_rpc_send_error_method_not_allowed(tf_ssb_connection_t* connection, uint8_t flags, int32_t request_number)