1CURLOPT_SSLCERTTYPE(3) libcurl CURLOPT_SSLCERTTYPE(3)
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6 CURLOPT_SSLCERTTYPE - type of client SSL certificate
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9 #include <curl/curl.h>
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11 CURLcode curl_easy_setopt(CURL *handle, CURLOPT_SSLCERTTYPE, char *type);
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14 Pass a pointer to a null-terminated string as parameter. The string
15 should be the format of your certificate.
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17 Supported formats are "PEM" and "DER", except with Secure Transport or
18 Schannel. OpenSSL (versions 0.9.3 and later), Secure Transport (on iOS
19 5 or later, or OS X 10.7 or later) and Schannel support "P12" for
20 PKCS#12-encoded files.
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22 The application does not have to keep the string around after setting
23 this option.
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26 "PEM"
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29 All TLS based protocols: HTTPS, FTPS, IMAPS, POP3S, SMTPS etc.
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32 CURL *curl = curl_easy_init();
33 if(curl) {
34 curl_easy_setopt(curl, CURLOPT_URL, "https://example.com/");
35 curl_easy_setopt(curl, CURLOPT_SSLCERT, "client.pem");
36 curl_easy_setopt(curl, CURLOPT_SSLCERTTYPE, "PEM");
37 curl_easy_setopt(curl, CURLOPT_SSLKEY, "key.pem");
38 curl_easy_setopt(curl, CURLOPT_KEYPASSWD, "s3cret");
39 ret = curl_easy_perform(curl);
40 curl_easy_cleanup(curl);
41 }
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44 If built TLS enabled. Added in 7.9.3
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47 Returns CURLE_OK if TLS is supported, CURLE_UNKNOWN_OPTION if not, or
48 CURLE_OUT_OF_MEMORY if there was insufficient heap space.
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51 CURLOPT_SSLCERT(3), CURLOPT_SSLKEY(3),
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55ibcurl 8.2.1 April 26, 2023 CURLOPT_SSLCERTTYPE(3)