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mbedtls: implement and provide *_data_pending()

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... as otherwise we might get stuck thinking there's no more data to
handle.

Reported-by: Damien Vielpeau

Fixes #737
This commit is contained in:
Daniel Stenberg 2016-04-07 16:10:10 +02:00
parent ef802c9b85
commit c111178bd4
2 changed files with 8 additions and 2 deletions
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7
lib/vtls/mbedtls.c
View File

@ -864,6 +864,11 @@ void Curl_mbedtls_cleanup(void)
(void)Curl_polarsslthreadlock_thread_cleanup();
}
int Curl_mbedtls_data_pending(const struct connectdata *conn, int sockindex)
{
mbedtls_ssl_context *ssl =
(mbedtls_ssl_context *)&conn->ssl[sockindex].ssl;
return ssl->in_msglen != 0;
}
#endif /* USE_MBEDTLS */

3
lib/vtls/mbedtls.h
View File

@ -31,6 +31,7 @@
/* Called on first use mbedTLS, setup threading if supported */
int Curl_mbedtls_init(void);
void Curl_mbedtls_cleanup(void);
int Curl_mbedtls_data_pending(const struct connectdata *conn, int sockindex);
CURLcode Curl_mbedtls_connect(struct connectdata *conn, int sockindex);
@ -63,7 +64,7 @@ int Curl_mbedtls_shutdown(struct connectdata *conn, int sockindex);
#define curlssl_engines_list(x) (x=x, (struct curl_slist *)NULL)
#define curlssl_version Curl_mbedtls_version
#define curlssl_check_cxn(x) (x=x, -1)
#define curlssl_data_pending(x,y) (x=x, y=y, 0)
#define curlssl_data_pending(x,y) Curl_mbedtls_data_pending(x, y)
#define CURL_SSL_BACKEND CURLSSLBACKEND_MBEDTLS
#define curlssl_sha256sum(a,b,c,d) mbedtls_sha256(a,b,c,0)