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This page was last modified 21:17, 26 October 2007.

Lendo a tabela de pontos de acesso

From Forum Nokia Wiki

Original: Reading AP(Access Point) Table

void ReadAPTable()
{
	struct ifconf ifc;
	int sockfd;
		
	sockfd = socket(AF_INET,SOCK_DGRAM,IPPROTO_UDP);
        
	ifc.ifc_len = sizeof(ifreq) * 20;
	ifc.ifc_buf = (caddr_t)malloc( ifc.ifc_len );
 
 	// Pega a lista completa de pontos de acesso
        // Aqui, ifc.ifc_len irá conter o número de pontos de acesso
	ret = ioctl(sockfd, SIOCGIFCONF, &ifc);
 
	// Pega apenas a lista de conexões ativas
        // Aqui, ifc.ifc_len irá conter o número de conexões ativas
	ret = ioctl(sockfd, SIOCGIFACTIVECONF, &ifc); 
 
	close(sockfd);
	free(ifc.ifc_buf);
	return;
}

O código Open C acima mostra que, pode ler os detalhes de pontos de acesso (SIOCGIFCONF ) ou ler os detalhes referentes apenas aos pontos de acesso ativos (SIOCGIFACTIVECONF ).

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