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Initial Digest support. At least partly working.

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This commit is contained in:
Daniel Stenberg
2003-05-22 16:09:54 +00:00
parent 2356325592
commit 334d78cd18
8 changed files with 659 additions and 36 deletions
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76
lib/transfer.c
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@@ -95,6 +95,7 @@
#include "url.h"
#include "getinfo.h"
#include "ssluse.h"
#include "http_digest.h"
#define _MPRINTF_REPLACE /* use our functions only */
#include <curl/mprintf.h>
@@ -701,32 +702,52 @@ CURLcode Curl_readwrite(struct connectdata *conn,
if(data->set.get_filetime)
data->info.filetime = k->timeofdoc;
}
else if ((k->httpcode >= 300 && k->httpcode < 400) &&
(data->set.http_follow_location) &&
checkprefix("Location:", k->p)) {
/* this is the URL that the server advices us to get instead */
char *ptr;
char *start=k->p;
char backup;
start += 9; /* pass "Location:" */
/* Skip spaces and tabs. We do this to support multiple
white spaces after the "Location:" keyword. */
while(*start && isspace((int)*start ))
start++;
ptr = start; /* start scanning here */
/* scan through the string to find the end */
while(*ptr && !isspace((int)*ptr))
ptr++;
backup = *ptr; /* store the ending letter */
if(ptr != start) {
*ptr = '\0'; /* zero terminate */
conn->newurl = strdup(start); /* clone string */
*ptr = backup; /* restore ending letter */
else if(checkprefix("WWW-Authenticate:", k->p) &&
(401 == k->httpcode) &&
1 /* TODO: replace with a check for Digest authentication
activated */) {
CURLdigest dig = Curl_input_digest(conn, k->p+
strlen("WWW-Authenticate:"));
if(CURLDIGEST_FINE == dig) {
/* We act on it. Store our new url, which happens to be
the same one we already use! */
conn->newurl = strdup(data->change.url); /* clone string */
}
}
else if ((k->httpcode >= 300 && k->httpcode < 400) &&
checkprefix("Location:", k->p)) {
if(data->set.http_follow_location) {
/* this is the URL that the server advices us to get instead */
char *ptr;
char *start=k->p;
char backup;
start += 9; /* pass "Location:" */
/* Skip spaces and tabs. We do this to support multiple
white spaces after the "Location:" keyword. */
while(*start && isspace((int)*start ))
start++;
ptr = start; /* start scanning here */
/* scan through the string to find the end */
while(*ptr && !isspace((int)*ptr))
ptr++;
backup = *ptr; /* store the ending letter */
if(ptr != start) {
*ptr = '\0'; /* zero terminate */
conn->newurl = strdup(start); /* clone string */
*ptr = backup; /* restore ending letter */
}
}
#if 0 /* for consideration */
else {
/* This is a Location: but we have not been instructed to
follow it */
infof(data, "We ignore this location header as instructed\n");
}
#endif
}
/*
* End of header-checks. Write them to the client.
@@ -1554,8 +1575,15 @@ CURLcode Curl_follow(struct SessionHandle *data,
* differently based on exactly what return code there was.
* Discussed on the curl mailing list and posted about on the 26th
* of January 2001.
*
* News from 7.10.6: we can also get here on a 401, in case we need to
* do Digest authentication.
*/
switch(data->info.httpcode) {
case 401:
/* Act on a digest authentication, we keep on moving and do the
Authorization: Digest header in the HTTP request code snippet */
break;
case 300: /* Multiple Choices */
case 306: /* Not used */
case 307: /* Temporary Redirect */