stellar-stellar-2022/sdk/example/http_event_plugin.cpp

#include "session.h"
#include "packet.h"
#include "plugin.h"

#include <stdlib.h>
#include <stdio.h>
#include <string.h>

static char *g_handler = NULL;

struct http_session_pme
{
	char data[16];
	/* data */;
};

static struct http_session_pme *http_session_pme_create()
{
	struct http_session_pme *pme = (struct http_session_pme *)calloc(1, sizeof(struct http_session_pme));
	return pme;
}

static void http_session_pme_destory(struct http_session_pme *pme)
{
	if (pme)
	{
		free(pme);
		pme = NULL;
	}
}

extern "C" void http_event_plugin_error(const struct stellar_session *session, enum error_event_type event, void **pme)
{
	if (strcmp(stellar_session_get_name(session), "HTTP") == 0)
	{
		struct http_session_pme **per_http_session_pme = (struct http_session_pme **)pme;
		printf("RUN http_event_plugin_error, session_name: 'HTTP', error_event_type: %d, pme->data: %s\n", event, (*per_http_session_pme) == NULL ? "NULL" : (*per_http_session_pme)->data);
		http_session_pme_destory(*per_http_session_pme);
	}
}

extern "C" void http_event_plugin_entry(const struct stellar_session *session, enum session_event_type event, struct stellar_packet *p, const char *payload, uint16_t len, void **pme)
{
	struct http_session_pme **per_http_session_pme = (struct http_session_pme **)pme;

	printf("RUN http_event_plugin_entry, event: %d\n", event);

	if (event & SESSION_EVENT_OPENING)
	{
		if (*per_http_session_pme == NULL)
		{
			struct http_session_pme *cur_ctx = http_session_pme_create();
			memcpy(cur_ctx->data, "http_event_plugin_entry", strlen("http_event_plugin_entry"));
			*per_http_session_pme = *&cur_ctx;
		}
	}

	if (event & SESSION_EVENT_RAWPKT)
	{
		// TODO
		pm_session_dettach_me(session);
	}

	if (event & SESSION_EVENT_ORDPKT)
	{
		// TODO
		pm_session_dettach_others(session);
	}

	if (event & SESSION_EVENT_META)
	{
		// TODO
	}

	if (event & SESSION_EVENT_CLOSING)
	{
		http_session_pme_destory(*per_http_session_pme);
	}
}

extern "C" int http_event_plugin_init(void)
{
	printf("RUN http_event_plugin_init\n");

	if (g_handler == NULL)
	{
		g_handler = (char *)malloc(1024);
		snprintf(g_handler, 1024, "111111");
	}

	return 0;
}

extern "C" void http_event_plugin_exit(void)
{
	printf("RUN http_event_plugin_exit\n");

	if (g_handler)
	{
		free(g_handler);
		g_handler = NULL;
	}
}