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CURLOPT_KRBLEVEL(3) Library Functions Manual CURLOPT_KRBLEVEL(3) NAME CURLOPT_KRBLEVEL - FTP kerberos security level SYNOPSIS #include <curl/curl.h> CURLcode curl_easy_setopt(CURL *handle, CURLOPT_KRBLEVEL, char *level); DESCRIPTION Pass a char pointer as parameter. Set the kerberos security level for FTP; this also enables kerberos awareness. This is a string that should match one of the following: &'clear', &'safe', &'confidential' or &'private'. If the string is set but does not match one of these, 'pri- vate' is used. Set the string to NULL to disable kerberos support for FTP. The application does not have to keep the string around after setting this option. The application does not have to keep the string around after setting this option. DEFAULT NULL PROTOCOLS This functionality affects ftp only EXAMPLE int main(void) { CURL *curl = curl_easy_init(); if(curl) { CURLcode res; curl_easy_setopt(curl, CURLOPT_URL, "ftp://example.com/foo.bin"); curl_easy_setopt(curl, CURLOPT_KRBLEVEL, "private"); res = curl_easy_perform(curl); curl_easy_cleanup(curl); } } HISTORY This option was known as CURLOPT_KRB4LEVEL up to 7.16.3 AVAILABILITY Added in curl 7.16.4 RETURN VALUE curl_easy_setopt(3) returns a CURLcode indicating success or error. CURLE_OK (0) means everything was OK, non-zero means an error occurred, see libcurl-errors(3). SEE ALSO CURLOPT_KRBLEVEL(3), CURLOPT_USE_SSL(3) libcurl 2025-06-03 CURLOPT_KRBLEVEL(3)
NAME | SYNOPSIS | DESCRIPTION | DEFAULT | PROTOCOLS | EXAMPLE | HISTORY | AVAILABILITY | RETURN VALUE | SEE ALSO
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