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CURLOPT_PROXYUSERNAME(3) Library Functions Manual CURLOPT_PROXYUSERNAME(3) NAME CURLOPT_PROXYUSERNAME - username to use for proxy authentication SYNOPSIS #include <curl/curl.h> CURLcode curl_easy_setopt(CURL *handle, CURLOPT_PROXYUSERNAME, char *username); DESCRIPTION Pass a char pointer as parameter, which should be pointing to the null-ter- minated username to use for the transfer. CURLOPT_PROXYUSERNAME(3) sets the username to be used in protocol authenti- cation with the proxy. To specify the proxy password use the CURLOPT_PROXYPASSWORD(3). The application does not have to keep the string around after setting this option. DEFAULT blank PROTOCOLS This functionality affects all supported protocols EXAMPLE int main(void) { CURL *curl = curl_easy_init(); if(curl) { CURLcode result; curl_easy_setopt(curl, CURLOPT_URL, "https://example.com/foo.bin"); curl_easy_setopt(curl, CURLOPT_PROXY, "http://localhost:8080"); curl_easy_setopt(curl, CURLOPT_PROXYUSERNAME, "mrsmith"); curl_easy_setopt(curl, CURLOPT_PROXYPASSWORD, "qwerty"); result = curl_easy_perform(curl); curl_easy_cleanup(curl); } } AVAILABILITY Added in curl 7.19.1 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_HTTPAUTH(3), CURLOPT_PROXYAUTH(3), CURLOPT_PROXYPASSWORD(3), CUR- LOPT_USERNAME(3) libcurl 2026-06-11 CURLOPT_PROXYUSERNAME(3)
NAME | SYNOPSIS | DESCRIPTION | DEFAULT | PROTOCOLS | EXAMPLE | AVAILABILITY | RETURN VALUE | SEE ALSO
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