smtp: fixed some minor compiler warnings
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@ -34,6 +34,7 @@
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#include "lwip/dns.h"
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#include <string.h>
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#include <stdlib.h>
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/** This is simple SMTP client for raw API.
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* It is a minimal implementation of SMTP as specified in RFC 5321.
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@ -283,16 +284,15 @@ static char smtp_auth_plain[SMTP_MAX_USERNAME_LEN + SMTP_MAX_PASS_LEN + 3];
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/** Length of smtp_auth_plain string (cannot use strlen since it includes \0) */
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static size_t smtp_auth_plain_len;
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static size_t max_tx_buf_len;
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static size_t max_rx_buf_len;
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static err_t smtp_verify(const char *data, size_t data_len, u8_t linebreaks_allowed);
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static err_t smtp_tcp_recv(void *arg, struct tcp_pcb *pcb, struct pbuf *p, err_t err);
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static void smtp_tcp_err(void *arg, err_t err);
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static err_t smtp_tcp_poll(void *arg, struct tcp_pcb *pcb);
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static err_t smtp_tcp_sent(void *arg, struct tcp_pcb *pcb, u16_t len);
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static err_t smtp_tcp_connected(void *arg, struct tcp_pcb *pcb, err_t err);
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#if LWIP_DNS
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static void smtp_dns_found(const char* hostname, ip_addr_t *ipaddr, void *arg);
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#endif /* LWIP_DNS */
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static size_t smtp_base64_encode(char* target, size_t target_len, const char* source, size_t source_len);
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static enum smtp_session_state smtp_prepare_mail(struct smtp_session *s, u16_t *tx_buf_len);
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static void smtp_send_body(struct smtp_session *s, struct tcp_pcb *pcb);
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@ -758,6 +758,7 @@ smtp_tcp_connected(void *arg, struct tcp_pcb *pcb, err_t err)
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return ERR_OK;
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}
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#if LWIP_DNS
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/** DNS callback
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* If ipaddr is non-NULL, resolving succeeded, otherwise it failed.
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*/
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@ -786,6 +787,7 @@ smtp_dns_found(const char* hostname, ip_addr_t *ipaddr, void *arg)
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}
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smtp_close(pcb->callback_arg, pcb, result, 0, err);
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}
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#endif /* LWIP_DNS */
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#if SMTP_SUPPORT_AUTH_AUTH || SMTP_SUPPORT_AUTH_LOGIN
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