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ntlm_auth: Prepare for a deeper rewrite of the helper functions

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This commit is contained in:
Kai Blin 2008-01-16 14:45:22 +01:00
parent 4a475baf26
commit f8243d1913
1 changed files with 43 additions and 4 deletions
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47
source/utils/ntlm_auth.c
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@ -43,6 +43,23 @@ enum stdio_helper_mode {
NUM_HELPER_MODES NUM_HELPER_MODES
}; };
enum ntlm_auth_con_state {
CLIENT_INITIAL,
CLIENT_RESPONSE,
CLIENT_FINISHED,
CLIENT_ERROR,
SERVER_INITIAL,
SERVER_CHALLENGE,
SERVER_FINISHED,
SERVER_ERROR
};
struct ntlm_auth_state {
TALLOC_CTX *mem_ctx;
enum stdio_helper_mode helper_mode;
enum ntlm_auth_con_state con_state;
};
typedef void (*stdio_helper_function)(enum stdio_helper_mode stdio_helper_mode, typedef void (*stdio_helper_function)(enum stdio_helper_mode stdio_helper_mode,
char *buf, int length); char *buf, int length);
@ -2069,14 +2086,15 @@ static void manage_ntlm_change_password_1_request(enum stdio_helper_mode helper_
} }
} }
static void manage_squid_request(enum stdio_helper_mode helper_mode, stdio_helper_function fn) static void manage_squid_request(struct ntlm_auth_state *state,
stdio_helper_function fn)
{ {
char *buf; char *buf;
char tmp[INITIAL_BUFFER_SIZE+1]; char tmp[INITIAL_BUFFER_SIZE+1];
int length, buf_size = 0; int length, buf_size = 0;
char *c; char *c;
buf = talloc_strdup(NULL, ""); buf = talloc_strdup(state->mem_ctx, "");
if (!buf) { if (!buf) {
DEBUG(0, ("Failed to allocate input buffer.\n")); DEBUG(0, ("Failed to allocate input buffer.\n"));
x_fprintf(x_stderr, "ERR\n"); x_fprintf(x_stderr, "ERR\n");
@ -2123,17 +2141,38 @@ static void manage_squid_request(enum stdio_helper_mode helper_mode, stdio_helpe
return; return;
} }
fn(helper_mode, buf, length); fn(state->helper_mode, buf, length);
talloc_free(buf); talloc_free(buf);
} }
static void squid_stream(enum stdio_helper_mode stdio_mode, stdio_helper_function fn) { static void squid_stream(enum stdio_helper_mode stdio_mode, stdio_helper_function fn) {
TALLOC_CTX *mem_ctx;
struct ntlm_auth_state *state;
/* initialize FDescs */ /* initialize FDescs */
x_setbuf(x_stdout, NULL); x_setbuf(x_stdout, NULL);
x_setbuf(x_stderr, NULL); x_setbuf(x_stderr, NULL);
mem_ctx = talloc_init("ntlm_auth");
if (!mem_ctx) {
DEBUG(0, ("squid_stream: Failed to create talloc context\n"));
x_fprintf(x_stderr, "ERR\n");
exit(1);
}
state = talloc(mem_ctx, struct ntlm_auth_state);
if (!state) {
DEBUG(0, ("squid_stream: Failed to talloc ntlm_auth_state\n"));
x_fprintf(x_stderr, "ERR\n");
exit(1);
}
state->mem_ctx = mem_ctx;
state->helper_mode = stdio_mode;
while(1) { while(1) {
manage_squid_request(stdio_mode, fn); manage_squid_request(state, fn);
} }
} }