267 lines
7.0 KiB
C
267 lines
7.0 KiB
C
#ifndef HEADER_CLIENT_FIRST_H
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#define HEADER_CLIENT_FIRST_H
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/***************************************************************************
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* _ _ ____ _
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* Project ___| | | | _ \| |
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* / __| | | | |_) | |
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* | (__| |_| | _ <| |___
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* \___|\___/|_| \_\_____|
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*
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* Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
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*
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* This software is licensed as described in the file COPYING, which
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* you should have received as part of this distribution. The terms
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* are also available at https://curl.se/docs/copyright.html.
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*
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* You may opt to use, copy, modify, merge, publish, distribute and/or sell
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* copies of the Software, and permit persons to whom the Software is
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* furnished to do so, under the terms of the COPYING file.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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* SPDX-License-Identifier: curl
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*
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***************************************************************************/
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#include "curl_setup.h"
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typedef int (*entry_func_t)(int, char **);
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struct entry_s {
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const char *name;
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entry_func_t ptr;
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};
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extern const struct entry_s s_entries[];
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#include <curl/curl.h>
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#include <curlx/curlx.h>
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#define ERR() \
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do { \
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curl_mfprintf(stderr, "something unexpected went wrong - bailing out!\n");\
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return 2; \
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} while(0)
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static void log_line_start(FILE *log, const char *idsbuf, curl_infotype type)
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{
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/*
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* This is the trace look that is similar to what libcurl makes on its
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* own.
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*/
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static const char * const s_infotype[] = {
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"* ", "< ", "> ", "{ ", "} ", "{ ", "} "
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};
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if(idsbuf && *idsbuf)
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curl_mfprintf(log, "%s%s", idsbuf, s_infotype[type]);
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else
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fputs(s_infotype[type], log);
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}
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#define TRC_IDS_FORMAT_IDS_1 "[%" CURL_FORMAT_CURL_OFF_T "-x] "
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#define TRC_IDS_FORMAT_IDS_2 "[%" CURL_FORMAT_CURL_OFF_T "-%" \
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CURL_FORMAT_CURL_OFF_T "] "
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/*
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** callback for CURLOPT_DEBUGFUNCTION
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*/
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static int debug_cb(CURL *handle, curl_infotype type,
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char *data, size_t size, void *userdata)
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{
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FILE *output = stderr;
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static int newl = 0;
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static int traced_data = 0;
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char idsbuf[60];
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curl_off_t xfer_id, conn_id;
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(void)handle; /* not used */
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(void)userdata;
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if(!curl_easy_getinfo(handle, CURLINFO_XFER_ID, &xfer_id) && xfer_id >= 0) {
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if(!curl_easy_getinfo(handle, CURLINFO_CONN_ID, &conn_id) &&
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conn_id >= 0) {
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curl_msnprintf(idsbuf, sizeof(idsbuf), TRC_IDS_FORMAT_IDS_2, xfer_id,
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conn_id);
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}
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else {
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curl_msnprintf(idsbuf, sizeof(idsbuf), TRC_IDS_FORMAT_IDS_1, xfer_id);
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}
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}
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else
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idsbuf[0] = 0;
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switch(type) {
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case CURLINFO_HEADER_OUT:
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if(size > 0) {
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size_t st = 0;
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size_t i;
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for(i = 0; i < size - 1; i++) {
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if(data[i] == '\n') { /* LF */
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if(!newl) {
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log_line_start(output, idsbuf, type);
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}
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(void)fwrite(data + st, i - st + 1, 1, output);
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st = i + 1;
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newl = 0;
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}
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}
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if(!newl)
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log_line_start(output, idsbuf, type);
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(void)fwrite(data + st, i - st + 1, 1, output);
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}
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newl = (size && (data[size - 1] != '\n')) ? 1 : 0;
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traced_data = 0;
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break;
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case CURLINFO_TEXT:
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case CURLINFO_HEADER_IN:
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if(!newl)
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log_line_start(output, idsbuf, type);
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(void)fwrite(data, size, 1, output);
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newl = (size && (data[size - 1] != '\n')) ? 1 : 0;
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traced_data = 0;
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break;
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case CURLINFO_DATA_OUT:
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case CURLINFO_DATA_IN:
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case CURLINFO_SSL_DATA_IN:
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case CURLINFO_SSL_DATA_OUT:
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if(!traced_data) {
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if(!newl)
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log_line_start(output, idsbuf, type);
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curl_mfprintf(output, "[%ld bytes data]\n", (long)size);
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newl = 0;
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traced_data = 1;
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}
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break;
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default: /* nada */
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newl = 0;
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traced_data = 1;
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break;
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}
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return 0;
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}
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static void dump(const char *text, unsigned char *ptr, size_t size, char nohex)
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{
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size_t i;
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size_t c;
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unsigned int width = 0x10;
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if(nohex)
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/* without the hex output, we can fit more on screen */
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width = 0x40;
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curl_mfprintf(stderr, "%s, %lu bytes (0x%lx)\n",
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text, (unsigned long)size, (unsigned long)size);
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for(i = 0; i < size; i += width) {
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curl_mfprintf(stderr, "%4.4lx: ", (unsigned long)i);
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if(!nohex) {
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/* hex not disabled, show it */
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for(c = 0; c < width; c++)
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if(i + c < size)
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curl_mfprintf(stderr, "%02x ", ptr[i + c]);
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else
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fputs(" ", stderr);
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}
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for(c = 0; (c < width) && (i + c < size); c++) {
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/* check for 0D0A; if found, skip past and start a new line of output */
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if(nohex && (i + c + 1 < size) && ptr[i + c] == 0x0D &&
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ptr[i + c + 1] == 0x0A) {
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i += (c + 2 - width);
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break;
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}
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curl_mfprintf(stderr, "%c",
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(ptr[i + c] >= 0x20) && (ptr[i + c] < 0x80) ? ptr[i + c] : '.');
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/* check again for 0D0A, to avoid an extra \n if it's at width */
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if(nohex && (i + c + 2 < size) && ptr[i + c + 1] == 0x0D &&
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ptr[i + c + 2] == 0x0A) {
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i += (c + 3 - width);
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break;
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}
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}
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fputc('\n', stderr); /* newline */
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}
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}
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#ifndef CURL_DISABLE_WEBSOCKETS
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/* just close the connection */
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static void websocket_close(CURL *curl)
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{
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size_t sent;
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CURLcode result =
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curl_ws_send(curl, "", 0, &sent, 0, CURLWS_CLOSE);
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curl_mfprintf(stderr, "ws: curl_ws_send returned %u, sent %u\n",
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(int)result, (int)sent);
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}
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#endif /* CURL_DISABLE_WEBSOCKETS */
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static int coptind;
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static char *coptarg;
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static int cgetopt(int argc, char * const argv[], const char *optstring)
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{
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static int optpos = 1;
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int coptopt;
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char *arg;
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if(coptind == 0) { /* Reset? */
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coptind = !!argc;
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optpos = 1;
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}
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arg = argv[coptind];
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if(arg && strcmp(arg, "--") == 0) {
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coptind++;
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return -1;
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}
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else if(!arg || arg[0] != '-') {
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return -1;
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}
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else {
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const char *opt = strchr(optstring, arg[optpos]);
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coptopt = arg[optpos];
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if(!opt) {
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if(!arg[++optpos]) {
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coptind++;
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optpos = 1;
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}
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return '?';
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}
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else if(opt[1] == ':') {
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if(arg[optpos + 1]) {
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coptarg = arg + optpos + 1;
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coptind++;
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optpos = 1;
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return coptopt;
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}
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else if(argv[coptind + 1]) {
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coptarg = argv[coptind + 1];
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coptind += 2;
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optpos = 1;
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return coptopt;
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}
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else {
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if(!arg[++optpos]) {
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coptind++;
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optpos = 1;
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}
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return *optstring == ':' ? ':' : '?';
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}
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}
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else {
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if(!arg[++optpos]) {
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coptind++;
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optpos = 1;
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}
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return coptopt;
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}
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}
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}
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#endif /* HEADER_CLIENT_FIRST_H */
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