Added Stream-PDM client.
The program requires an Enhanced //e or a IIgs with an Uthernet II. It connects to an HTTP server and streams PDM audio data.
This commit is contained in:
parent
2d7e911fbe
commit
6334ca5e1b
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/* linenoise.c -- guerrilla line editing library against the idea that a
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* line editing lib needs to be 20,000 lines of C code.
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*
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* You can find the latest source code at:
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*
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* http://github.com/antirez/linenoise
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*
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* Does a number of crazy assumptions that happen to be true in 99.9999% of
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* the 2010 UNIX computers around.
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*
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* ------------------------------------------------------------------------
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*
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* Copyright (c) 2010-2016, Salvatore Sanfilippo <antirez at gmail dot com>
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* Copyright (c) 2010-2013, Pieter Noordhuis <pcnoordhuis at gmail dot com>
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*
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* ------------------------------------------------------------------------
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*/
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#include <stdio.h>
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#include <errno.h>
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#include <string.h>
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#include <stdlib.h>
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#include <ctype.h>
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#include <conio.h>
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#ifdef __APPLE2__
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#include <apple2_filetype.h>
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#endif
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#include "linenoise.h"
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#define LINENOISE_HISTORY_MAX_LEN 20
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#define LINENOISE_MAX_LINE 256
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static char buf[LINENOISE_MAX_LINE];
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static linenoiseCompletionCallback *completionCallback = NULL;
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static int history_len = 0;
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static char **history = NULL;
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/* The linenoiseState structure represents the state during line editing.
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* We pass this state to functions implementing specific editing
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* functionalities. */
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struct linenoiseState {
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char *buf; /* Edited line buffer. */
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size_t buflen; /* Edited line buffer size. */
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const char *prompt; /* Prompt to display. */
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size_t plen; /* Prompt length. */
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size_t pos; /* Current cursor position. */
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size_t oldpos; /* Previous refresh cursor position. */
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size_t len; /* Current edited line length. */
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size_t cols; /* Number of columns in terminal. */
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int history_index; /* The history index we are currently editing. */
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};
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enum KEY_ACTION{
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CTRL_A = 1, /* Ctrl+a */
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CTRL_B = 2, /* Ctrl-b */
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CTRL_C = 3, /* Ctrl-c */
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CTRL_D = 4, /* Ctrl-d */
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CTRL_E = 5, /* Ctrl-e */
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CTRL_F = 6, /* Ctrl-f */
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CTRL_N = 14, /* Ctrl-n */
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CTRL_P = 16 /* Ctrl-p */
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};
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static void refreshLine(struct linenoiseState *l);
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/* ======================= Low level terminal handling ====================== */
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/* Try to get the number of columns in the current terminal, or assume 80
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* if it fails. */
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static int getColumns() {
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unsigned char cols, rows;
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screensize(&cols,&rows);
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return cols;
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}
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#ifdef __APPLE2__
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#pragma code-name (push, "LC")
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#endif
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/* Beep, used for completion when there is nothing to complete or when all
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* the choices were already shown. */
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static void linenoiseBeep(void) {
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putchar('\a');
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}
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/* ============================== Completion ================================ */
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/* Free a list of completion option populated by linenoiseAddCompletion(). */
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static void freeCompletions(linenoiseCompletions *lc) {
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size_t i;
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for (i = 0; i < lc->len; i++)
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free(lc->cvec[i]);
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if (lc->cvec != NULL)
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free(lc->cvec);
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}
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/* This is an helper function for linenoiseEdit() and is called when the
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* user types the <tab> key in order to complete the string currently in the
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* input.
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*
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* The state of the editing is encapsulated into the pointed linenoiseState
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* structure as described in the structure definition. */
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static int completeLine(register struct linenoiseState *ls) {
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linenoiseCompletions lc = { 0, NULL };
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int nwritten;
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char c = 0;
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completionCallback(ls->buf,&lc);
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if (lc.len == 0) {
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linenoiseBeep();
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} else {
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size_t stop = 0, i = 0;
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while(!stop) {
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/* Show completion or original buffer */
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if (i < lc.len) {
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struct linenoiseState saved;
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saved = *ls;
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ls->len = ls->pos = strlen(lc.cvec[i]);
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ls->buf = lc.cvec[i];
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refreshLine(ls);
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ls->len = saved.len;
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ls->pos = saved.pos;
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ls->buf = saved.buf;
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} else {
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refreshLine(ls);
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}
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c = cgetc();
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switch(c) {
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case '\t': /* tab */
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i = (i+1) % (lc.len+1);
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if (i == lc.len) linenoiseBeep();
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break;
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case CH_ESC: /* escape */
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/* Re-show original buffer */
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if (i < lc.len) refreshLine(ls);
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stop = 1;
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break;
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default:
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/* Update buffer and return */
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if (i < lc.len) {
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nwritten = snprintf(ls->buf,ls->buflen,"%s",lc.cvec[i]);
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ls->len = ls->pos = nwritten;
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}
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stop = 1;
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break;
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}
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}
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}
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freeCompletions(&lc);
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return c; /* Return last read character */
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}
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/* Register a callback function to be called for tab-completion. */
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void linenoiseSetCompletionCallback(linenoiseCompletionCallback *fn) {
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completionCallback = fn;
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}
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/* This function is used by the callback function registered by the user
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* in order to add completion options given the input string when the
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* user typed <tab>. See the example.c source code for a very easy to
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* understand example. */
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void linenoiseAddCompletion(linenoiseCompletions *lc, const char *str) {
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size_t len = strlen(str);
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char *copy, **cvec;
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copy = malloc(len+1);
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if (copy == NULL) return;
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memcpy(copy,str,len+1);
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cvec = realloc(lc->cvec,sizeof(char*)*(lc->len+1));
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if (cvec == NULL) {
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free(copy);
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return;
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}
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lc->cvec = cvec;
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lc->cvec[lc->len++] = copy;
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}
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/* =========================== Line editing ================================= */
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/* Low level line refresh.
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*
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* Rewrite the currently edited line accordingly to the buffer content,
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* cursor position, and number of columns of the terminal. */
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static void refreshLine(struct linenoiseState *l) {
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char tmp;
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unsigned char y = wherey();
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size_t plen = strlen(l->prompt);
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char *buf = l->buf;
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size_t len = l->len;
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size_t pos = l->pos;
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while((plen+pos) >= l->cols) {
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buf++;
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len--;
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pos--;
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}
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while (plen+len > l->cols) {
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len--;
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}
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/* Cursor to left edge */
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gotox(0);
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/* Write the prompt */
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cputs(l->prompt);
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/* Write the current buffer content */
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tmp = buf[len];
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buf[len] = '\0';
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cputs(buf);
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buf[len] = tmp;
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/* Erase to right */
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if (wherex()) {
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cclear(l->cols-wherex());
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}
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/* Move cursor to original position. */
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gotoxy((unsigned char)(pos+plen),y);
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}
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/* Insert the character 'c' at cursor current position. */
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void linenoiseEditInsert(register struct linenoiseState *l, char c) {
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if (l->len < l->buflen) {
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if (l->len == l->pos) {
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l->buf[l->pos] = c;
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l->pos++;
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l->len++;
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l->buf[l->len] = '\0';
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if ((l->plen+l->len < l->cols)) {
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/* Avoid a full update of the line in the
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* trivial case. */
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cputc(c);
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} else {
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refreshLine(l);
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}
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} else {
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memmove(l->buf+l->pos+1,l->buf+l->pos,l->len-l->pos);
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l->buf[l->pos] = c;
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l->len++;
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l->pos++;
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l->buf[l->len] = '\0';
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refreshLine(l);
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}
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}
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}
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/* Move cursor on the left. */
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void linenoiseEditMoveLeft(struct linenoiseState *l) {
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if (l->pos > 0) {
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l->pos--;
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refreshLine(l);
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}
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}
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/* Move cursor on the right. */
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void linenoiseEditMoveRight(struct linenoiseState *l) {
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if (l->pos != l->len) {
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l->pos++;
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refreshLine(l);
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}
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}
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/* Move cursor to the start of the line. */
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void linenoiseEditMoveHome(struct linenoiseState *l) {
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if (l->pos != 0) {
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l->pos = 0;
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refreshLine(l);
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}
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}
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/* Move cursor to the end of the line. */
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void linenoiseEditMoveEnd(struct linenoiseState *l) {
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if (l->pos != l->len) {
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l->pos = l->len;
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refreshLine(l);
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}
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}
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/* Substitute the currently edited line with the next or previous history
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* entry as specified by 'dir'. */
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#define LINENOISE_HISTORY_NEXT 0
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#define LINENOISE_HISTORY_PREV 1
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void linenoiseEditHistoryNext(register struct linenoiseState *l, int dir) {
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if (history_len > 1) {
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/* Update the current history entry before to
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* overwrite it with the next one. */
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free(history[history_len - 1 - l->history_index]);
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history[history_len - 1 - l->history_index] = strdup(l->buf);
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/* Show the new entry */
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l->history_index += (dir == LINENOISE_HISTORY_PREV) ? 1 : -1;
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if (l->history_index < 0) {
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l->history_index = 0;
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return;
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} else if (l->history_index >= history_len) {
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l->history_index = history_len-1;
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return;
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}
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strncpy(l->buf,history[history_len - 1 - l->history_index],l->buflen);
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l->buf[l->buflen-1] = '\0';
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l->len = l->pos = strlen(l->buf);
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refreshLine(l);
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}
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}
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/* Delete the character at the right of the cursor without altering the cursor
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* position. Basically this is what happens with the "Delete" keyboard key. */
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void linenoiseEditDelete(register struct linenoiseState *l) {
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if (l->len > 0 && l->pos < l->len) {
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memmove(l->buf+l->pos,l->buf+l->pos+1,l->len-l->pos-1);
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l->len--;
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l->buf[l->len] = '\0';
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refreshLine(l);
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}
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}
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/* Backspace implementation. */
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void linenoiseEditBackspace(register struct linenoiseState *l) {
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if (l->pos > 0 && l->len > 0) {
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memmove(l->buf+l->pos-1,l->buf+l->pos,l->len-l->pos);
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l->pos--;
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l->len--;
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l->buf[l->len] = '\0';
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refreshLine(l);
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}
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}
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/* This function is the core of the line editing capability of linenoise.
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*
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* The resulting string is put into 'buf' when the user type enter.
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*
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* The function returns the length of the current buffer. */
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static int linenoiseEdit(const char *prompt)
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{
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struct linenoiseState l;
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/* Populate the linenoise state that we pass to functions implementing
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* specific editing functionalities. */
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l.buf = buf;
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l.buflen = LINENOISE_MAX_LINE;
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l.prompt = prompt;
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l.plen = strlen(prompt);
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l.oldpos = l.pos = 0;
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l.len = 0;
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l.cols = getColumns();
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l.history_index = 0;
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/* Buffer starts empty. */
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l.buf[0] = '\0';
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l.buflen--; /* Make sure there is always space for the nulterm */
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/* The latest history entry is always our current buffer, that
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* initially is just an empty string. */
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||||||
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linenoiseHistoryAdd("");
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||||||
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cputs(prompt);
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||||||
|
while(1) {
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char c;
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||||||
|
|
||||||
|
c = cgetc();
|
||||||
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|
||||||
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/* Only autocomplete when the callback is set. It will return the
|
||||||
|
* character that should be handled next. */
|
||||||
|
if (c == '\t' && completionCallback != NULL) {
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||||||
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c = completeLine(&l);
|
||||||
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/* Read next character when 0 */
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||||||
|
if (c == 0) continue;
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||||||
|
}
|
||||||
|
|
||||||
|
switch(c) {
|
||||||
|
case CH_ENTER:
|
||||||
|
history_len--;
|
||||||
|
free(history[history_len]);
|
||||||
|
return (int)l.len;
|
||||||
|
case CTRL_C:
|
||||||
|
errno = EAGAIN;
|
||||||
|
return -1;
|
||||||
|
case CH_DEL: /* backspace */
|
||||||
|
linenoiseEditBackspace(&l);
|
||||||
|
break;
|
||||||
|
case CTRL_D: /* ctrl-d, remove char at right of cursor. */
|
||||||
|
if (l.len > 0) {
|
||||||
|
linenoiseEditDelete(&l);
|
||||||
|
}
|
||||||
|
break;
|
||||||
|
case CTRL_B: /* ctrl-b */
|
||||||
|
case CH_CURS_LEFT:
|
||||||
|
linenoiseEditMoveLeft(&l);
|
||||||
|
break;
|
||||||
|
case CTRL_F: /* ctrl-f */
|
||||||
|
case CH_CURS_RIGHT:
|
||||||
|
linenoiseEditMoveRight(&l);
|
||||||
|
break;
|
||||||
|
case CTRL_P: /* ctrl-p */
|
||||||
|
case CH_CURS_UP:
|
||||||
|
linenoiseEditHistoryNext(&l, LINENOISE_HISTORY_PREV);
|
||||||
|
break;
|
||||||
|
case CTRL_N: /* ctrl-n */
|
||||||
|
case CH_CURS_DOWN:
|
||||||
|
linenoiseEditHistoryNext(&l, LINENOISE_HISTORY_NEXT);
|
||||||
|
break;
|
||||||
|
case CTRL_A: /* Ctrl+a, go to the start of the line */
|
||||||
|
linenoiseEditMoveHome(&l);
|
||||||
|
break;
|
||||||
|
case CTRL_E: /* ctrl+e, go to the end of the line */
|
||||||
|
linenoiseEditMoveEnd(&l);
|
||||||
|
break;
|
||||||
|
default:
|
||||||
|
if (isprint(c)) linenoiseEditInsert(&l,c);
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
return l.len;
|
||||||
|
}
|
||||||
|
|
||||||
|
#ifdef __APPLE2__
|
||||||
|
#pragma code-name (pop)
|
||||||
|
#endif
|
||||||
|
|
||||||
|
/* The high level function that is the main API of the linenoise library. */
|
||||||
|
char *linenoise(const char *prompt) {
|
||||||
|
unsigned char oldcursor;
|
||||||
|
int count;
|
||||||
|
|
||||||
|
oldcursor = cursor(1);
|
||||||
|
count = linenoiseEdit(prompt);
|
||||||
|
cursor(oldcursor);
|
||||||
|
|
||||||
|
if (count == -1) return NULL;
|
||||||
|
return buf;
|
||||||
|
}
|
||||||
|
|
||||||
|
/* ================================ History ================================= */
|
||||||
|
|
||||||
|
/* Reseet the history. */
|
||||||
|
void linenoiseHistoryReset(void) {
|
||||||
|
if (history) {
|
||||||
|
int j;
|
||||||
|
|
||||||
|
for (j = 0; j < history_len; j++)
|
||||||
|
free(history[j]);
|
||||||
|
free(history);
|
||||||
|
|
||||||
|
history_len = 0;
|
||||||
|
history = NULL;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
/* This is the API call to add a new entry in the linenoise history.
|
||||||
|
* It uses a fixed array of char pointers that are shifted (memmoved)
|
||||||
|
* when the history max length is reached in order to remove the older
|
||||||
|
* entry and make room for the new one, so it is not exactly suitable for huge
|
||||||
|
* histories, but will work well for a few hundred of entries.
|
||||||
|
*
|
||||||
|
* Using a circular buffer is smarter, but a bit more complex to handle. */
|
||||||
|
int linenoiseHistoryAdd(const char *line) {
|
||||||
|
char *linecopy;
|
||||||
|
|
||||||
|
/* Initialization on first call. */
|
||||||
|
if (history == NULL) {
|
||||||
|
history = malloc(sizeof(char*)*LINENOISE_HISTORY_MAX_LEN);
|
||||||
|
if (history == NULL) return 0;
|
||||||
|
memset(history,0,(sizeof(char*)*LINENOISE_HISTORY_MAX_LEN));
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Don't add duplicated lines. */
|
||||||
|
if (history_len && !strcmp(history[history_len-1], line)) return 0;
|
||||||
|
|
||||||
|
/* Add an heap allocated copy of the line in the history.
|
||||||
|
* If we reached the max length, remove the older line. */
|
||||||
|
linecopy = strdup(line);
|
||||||
|
if (!linecopy) return 0;
|
||||||
|
if (history_len == LINENOISE_HISTORY_MAX_LEN) {
|
||||||
|
free(history[0]);
|
||||||
|
memmove(history,history+1,sizeof(char*)*(LINENOISE_HISTORY_MAX_LEN-1));
|
||||||
|
history_len--;
|
||||||
|
}
|
||||||
|
history[history_len] = linecopy;
|
||||||
|
history_len++;
|
||||||
|
return 1;
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Save the history in the specified file. On success 0 is returned
|
||||||
|
* otherwise -1 is returned. */
|
||||||
|
int linenoiseHistorySave(const char *filename) {
|
||||||
|
FILE *fp;
|
||||||
|
int j;
|
||||||
|
|
||||||
|
#ifdef __APPLE2__
|
||||||
|
unsigned char oldfiletype = _filetype;
|
||||||
|
_filetype = PRODOS_T_TXT;
|
||||||
|
#endif
|
||||||
|
|
||||||
|
fp = fopen(filename,"w");
|
||||||
|
|
||||||
|
#ifdef __APPLE2__
|
||||||
|
_filetype = oldfiletype;
|
||||||
|
#endif
|
||||||
|
|
||||||
|
if (fp == NULL) return -1;
|
||||||
|
for (j = 0; j < history_len; j++)
|
||||||
|
fprintf(fp,"%s\n",history[j]);
|
||||||
|
fclose(fp);
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Load the history from the specified file. If the file does not exist
|
||||||
|
* zero is returned and no operation is performed.
|
||||||
|
*
|
||||||
|
* If the file exists and the operation succeeded 0 is returned, otherwise
|
||||||
|
* on error -1 is returned. */
|
||||||
|
int linenoiseHistoryLoad(const char *filename) {
|
||||||
|
FILE *fp = fopen(filename,"r");
|
||||||
|
|
||||||
|
if (fp == NULL) return -1;
|
||||||
|
while (fgets(buf,LINENOISE_MAX_LINE,fp) != NULL) {
|
||||||
|
char *p;
|
||||||
|
|
||||||
|
p = strchr(buf,'\r');
|
||||||
|
if (!p) p = strchr(buf,'\n');
|
||||||
|
if (p) *p = '\0';
|
||||||
|
linenoiseHistoryAdd(buf);
|
||||||
|
}
|
||||||
|
fclose(fp);
|
||||||
|
return 0;
|
||||||
|
}
|
|
@ -0,0 +1,59 @@
|
||||||
|
/* linenoise.h -- VERSION 1.0
|
||||||
|
*
|
||||||
|
* Guerrilla line editing library against the idea that a line editing lib
|
||||||
|
* needs to be 20,000 lines of C code.
|
||||||
|
*
|
||||||
|
* See linenoise.c for more information.
|
||||||
|
*
|
||||||
|
* ------------------------------------------------------------------------
|
||||||
|
*
|
||||||
|
* Copyright (c) 2010-2014, Salvatore Sanfilippo <antirez at gmail dot com>
|
||||||
|
* Copyright (c) 2010-2013, Pieter Noordhuis <pcnoordhuis at gmail dot com>
|
||||||
|
*
|
||||||
|
* All rights reserved.
|
||||||
|
*
|
||||||
|
* Redistribution and use in source and binary forms, with or without
|
||||||
|
* modification, are permitted provided that the following conditions are
|
||||||
|
* met:
|
||||||
|
*
|
||||||
|
* * Redistributions of source code must retain the above copyright
|
||||||
|
* notice, this list of conditions and the following disclaimer.
|
||||||
|
*
|
||||||
|
* * Redistributions in binary form must reproduce the above copyright
|
||||||
|
* notice, this list of conditions and the following disclaimer in the
|
||||||
|
* documentation and/or other materials provided with the distribution.
|
||||||
|
*
|
||||||
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
||||||
|
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
||||||
|
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
||||||
|
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
||||||
|
* HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
||||||
|
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
||||||
|
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
||||||
|
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
||||||
|
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
||||||
|
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
||||||
|
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||||
|
*/
|
||||||
|
|
||||||
|
#ifndef __LINENOISE_H
|
||||||
|
#define __LINENOISE_H
|
||||||
|
|
||||||
|
typedef struct linenoiseCompletions {
|
||||||
|
size_t len;
|
||||||
|
char **cvec;
|
||||||
|
} linenoiseCompletions;
|
||||||
|
|
||||||
|
typedef void(linenoiseCompletionCallback)(const char *, linenoiseCompletions *);
|
||||||
|
void linenoiseSetCompletionCallback(linenoiseCompletionCallback *);
|
||||||
|
void linenoiseAddCompletion(linenoiseCompletions *, const char *);
|
||||||
|
|
||||||
|
char *linenoise(const char *prompt);
|
||||||
|
|
||||||
|
void linenoiseHistoryReset(void);
|
||||||
|
int linenoiseHistoryAdd(const char *line);
|
||||||
|
int linenoiseHistorySetMaxLen(int len);
|
||||||
|
int linenoiseHistorySave(const char *filename);
|
||||||
|
int linenoiseHistoryLoad(const char *filename);
|
||||||
|
|
||||||
|
#endif /* __LINENOISE_H */
|
|
@ -0,0 +1,193 @@
|
||||||
|
#include <ctype.h>
|
||||||
|
#include <fcntl.h>
|
||||||
|
#include <conio.h>
|
||||||
|
#include <stdio.h>
|
||||||
|
#include <stdlib.h>
|
||||||
|
#include <unistd.h>
|
||||||
|
#include <string.h>
|
||||||
|
|
||||||
|
#include <ip65.h>
|
||||||
|
|
||||||
|
#include "w5100.h"
|
||||||
|
#include "w5100_http.h"
|
||||||
|
#include "linenoise.h"
|
||||||
|
|
||||||
|
// Both pragmas are obligatory to have cc65 generate code
|
||||||
|
// suitable to access the W5100 auto-increment registers.
|
||||||
|
#pragma optimize (on)
|
||||||
|
#pragma static-locals (on)
|
||||||
|
|
||||||
|
void streamafterexit(uint8_t eth_init);
|
||||||
|
|
||||||
|
void error_exit(void)
|
||||||
|
{
|
||||||
|
printf("- %s\n", ip65_strerror(ip65_error));
|
||||||
|
exit(EXIT_FAILURE);
|
||||||
|
}
|
||||||
|
|
||||||
|
void confirm_exit(void)
|
||||||
|
{
|
||||||
|
printf("\nPress any key ");
|
||||||
|
cgetc();
|
||||||
|
}
|
||||||
|
|
||||||
|
bool match(const char *filter, const char *string)
|
||||||
|
{
|
||||||
|
while (*filter)
|
||||||
|
{
|
||||||
|
if (!*string)
|
||||||
|
{
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
if (toupper(*filter++) != toupper(*string++))
|
||||||
|
{
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
return true;
|
||||||
|
}
|
||||||
|
|
||||||
|
void completion(const char *line, linenoiseCompletions *lc)
|
||||||
|
{
|
||||||
|
if (match(line, "http://"))
|
||||||
|
{
|
||||||
|
linenoiseAddCompletion(lc, "http://");
|
||||||
|
}
|
||||||
|
if (match(line, "http://www."))
|
||||||
|
{
|
||||||
|
linenoiseAddCompletion(lc, "http://www.");
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
void main(void)
|
||||||
|
{
|
||||||
|
uint8_t eth_init = ETH_INIT_DEFAULT;
|
||||||
|
char *url;
|
||||||
|
|
||||||
|
videomode(VIDEOMODE_80COL);
|
||||||
|
|
||||||
|
{
|
||||||
|
int file;
|
||||||
|
|
||||||
|
printf("\nSetting slot ");
|
||||||
|
file = open("ethernet.slot", O_RDONLY);
|
||||||
|
if (file != -1)
|
||||||
|
{
|
||||||
|
read(file, ð_init, 1);
|
||||||
|
close(file);
|
||||||
|
eth_init &= ~'0';
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
#if 1
|
||||||
|
|
||||||
|
printf("- %d\n\nInitializing %s ", eth_init, eth_name);
|
||||||
|
if (ip65_init(eth_init))
|
||||||
|
{
|
||||||
|
error_exit();
|
||||||
|
}
|
||||||
|
|
||||||
|
// Abort on Ctrl-C to be consistent with Linenoise
|
||||||
|
abort_key = 0x83;
|
||||||
|
|
||||||
|
printf("- Ok\n\nObtaining IP address ");
|
||||||
|
if (dhcp_init())
|
||||||
|
{
|
||||||
|
error_exit();
|
||||||
|
}
|
||||||
|
printf("- Ok\n\n");
|
||||||
|
|
||||||
|
linenoiseHistoryLoad("stream.urls");
|
||||||
|
while (true)
|
||||||
|
{
|
||||||
|
linenoiseSetCompletionCallback(completion);
|
||||||
|
|
||||||
|
url = linenoise("URL? ");
|
||||||
|
if (!url || !*url)
|
||||||
|
{
|
||||||
|
putchar('\n');
|
||||||
|
return;
|
||||||
|
}
|
||||||
|
|
||||||
|
linenoiseHistoryAdd(url);
|
||||||
|
|
||||||
|
printf("\n\nProcessing URL ");
|
||||||
|
if (!url_parse(url))
|
||||||
|
{
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
|
||||||
|
printf("- %s\n\n", ip65_strerror(ip65_error));
|
||||||
|
}
|
||||||
|
|
||||||
|
linenoiseHistorySave("stream.urls");
|
||||||
|
linenoiseHistoryReset();
|
||||||
|
printf("- Ok\n\n");
|
||||||
|
|
||||||
|
// Copy IP config from IP65 to W5100
|
||||||
|
w5100_config(eth_init);
|
||||||
|
|
||||||
|
{
|
||||||
|
char buffer[0x1000];
|
||||||
|
|
||||||
|
if (!w5100_http_open(url_ip, url_port, url_selector, buffer, sizeof(buffer)))
|
||||||
|
{
|
||||||
|
return;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
#else
|
||||||
|
url = "http://www.myhost.com/myfile.stream";
|
||||||
|
#endif
|
||||||
|
|
||||||
|
clrscr();
|
||||||
|
gotoxy(0, 20);
|
||||||
|
cprintf("%.160s", url);
|
||||||
|
gotoxy(0, 23);
|
||||||
|
cprintf("Initializing...");
|
||||||
|
gotoxy(60, 23);
|
||||||
|
cprintf("Oliver Schmidt, 2020");
|
||||||
|
|
||||||
|
{
|
||||||
|
int y;
|
||||||
|
|
||||||
|
// Switch to split screen with low res graphics
|
||||||
|
*(char*)0xC056 = 0;
|
||||||
|
*(char*)0xC053 = 0;
|
||||||
|
*(char*)0xC050 = 0;
|
||||||
|
|
||||||
|
// Clear graphics part of screen
|
||||||
|
for (y = 0; y < 20; ++y)
|
||||||
|
{
|
||||||
|
gotoy(y);
|
||||||
|
memset(*(char**)0x28, 0x00, 40);
|
||||||
|
}
|
||||||
|
|
||||||
|
// Show upper divider line
|
||||||
|
gotoy(0);
|
||||||
|
memset(*(char**)0x28, 0x0F, 40);
|
||||||
|
|
||||||
|
// Show big arrow consisting of dark blue, blue, light blue and white
|
||||||
|
for (y = 0; y < 15; ++y)
|
||||||
|
{
|
||||||
|
int x;
|
||||||
|
int d = 8 - abs(7 - y);
|
||||||
|
|
||||||
|
gotoy(2 + y);
|
||||||
|
for (x = 0; x < 4; ++x)
|
||||||
|
{
|
||||||
|
uint8_t color[] = {0x22, 0x66, 0x77, 0xFF};
|
||||||
|
|
||||||
|
memset(*(char**)0x28 + d + (x * 8), color[x], 8);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
// Show lower divider line
|
||||||
|
gotoy(18);
|
||||||
|
memset(*(char**)0x28, 0xF0, 40);
|
||||||
|
}
|
||||||
|
|
||||||
|
// Streaming overwrites almost all of the C program so do first a clean
|
||||||
|
// shutdown of the C program and initialize the streaming afterwards
|
||||||
|
streamafterexit(eth_init);
|
||||||
|
}
|
|
@ -0,0 +1,708 @@
|
||||||
|
.export _streamafterexit
|
||||||
|
.import done, abort_key
|
||||||
|
|
||||||
|
.include "apple2.inc"
|
||||||
|
.macpack apple2
|
||||||
|
.pc02
|
||||||
|
|
||||||
|
src := $00
|
||||||
|
dst := $02
|
||||||
|
rd_count := $04
|
||||||
|
wr_count := $05
|
||||||
|
scroll_row := $06
|
||||||
|
scroll_col := $07
|
||||||
|
scroll_opc := $08
|
||||||
|
|
||||||
|
program := $100B ; adressed via jmp_table !
|
||||||
|
buffer := $9000
|
||||||
|
zp_save := $9100
|
||||||
|
|
||||||
|
px = $8F ; force page crossing
|
||||||
|
silence = $FF
|
||||||
|
skew = 3
|
||||||
|
end_mark = $FF
|
||||||
|
rd_mark = $FE
|
||||||
|
wr_mark = $FD
|
||||||
|
max_row = 15
|
||||||
|
max_column = 39
|
||||||
|
|
||||||
|
scroll_ldx = $AE
|
||||||
|
scroll_ldy = $AC
|
||||||
|
scroll_stx = $8E
|
||||||
|
scroll_sty = $8C
|
||||||
|
|
||||||
|
_streamafterexit:
|
||||||
|
asl
|
||||||
|
asl
|
||||||
|
asl
|
||||||
|
asl
|
||||||
|
tax
|
||||||
|
clc
|
||||||
|
adc #px
|
||||||
|
sta slot
|
||||||
|
txa
|
||||||
|
ora #%10001111
|
||||||
|
sta slot_mask
|
||||||
|
|
||||||
|
lda abort_key
|
||||||
|
sta quit_key
|
||||||
|
|
||||||
|
lda #<stream
|
||||||
|
ldx #>stream
|
||||||
|
sta done+1
|
||||||
|
stx done+2
|
||||||
|
rts
|
||||||
|
|
||||||
|
|
||||||
|
.segment "LOWCODE"
|
||||||
|
|
||||||
|
|
||||||
|
slot:
|
||||||
|
.res 1
|
||||||
|
|
||||||
|
slot_mask:
|
||||||
|
.res 1
|
||||||
|
|
||||||
|
quit_key:
|
||||||
|
.res 1
|
||||||
|
|
||||||
|
key_state:
|
||||||
|
.res 1
|
||||||
|
|
||||||
|
jmp_table:
|
||||||
|
.byte $0B, $10, $10 ; second byte used both as high and low !
|
||||||
|
|
||||||
|
lowres_lo:
|
||||||
|
.byte $00, $80, $00, $80, $00, $80, $28, $A8
|
||||||
|
.byte $28, $A8, $28, $A8, $28, $A8, $50
|
||||||
|
|
||||||
|
lowres_hi:
|
||||||
|
.byte $05, $05, $06, $06, $07, $07, $04, $04
|
||||||
|
.byte $05, $05, $06, $06, $07, $07, $04
|
||||||
|
|
||||||
|
streaming:
|
||||||
|
scrcode "Streaming... [Space] - Pause [Esc] - Stop"
|
||||||
|
.byte $00
|
||||||
|
|
||||||
|
pausing:
|
||||||
|
scrcode "Pausing... [Space] - Stream"
|
||||||
|
.byte $00
|
||||||
|
|
||||||
|
waiting:
|
||||||
|
scrcode "Waiting... "
|
||||||
|
.byte $00
|
||||||
|
|
||||||
|
|
||||||
|
update_status:
|
||||||
|
sta update_status+9
|
||||||
|
stx update_status+10
|
||||||
|
ldx #$00
|
||||||
|
chr:lda a:$0000,x ; patched
|
||||||
|
bne :+
|
||||||
|
rts
|
||||||
|
: tay
|
||||||
|
txa
|
||||||
|
lsr ; even cols go into aux mem
|
||||||
|
tax
|
||||||
|
tya
|
||||||
|
bcs :+
|
||||||
|
bit $C055 ; aux mem
|
||||||
|
: sta $07D0,x
|
||||||
|
bcs :+
|
||||||
|
bit $C054 ; main mem
|
||||||
|
: txa
|
||||||
|
rol
|
||||||
|
tax
|
||||||
|
inx
|
||||||
|
bra chr
|
||||||
|
|
||||||
|
|
||||||
|
stream:
|
||||||
|
; Save zero page
|
||||||
|
ldx #$00
|
||||||
|
: lda $00,x
|
||||||
|
sta zp_save,x
|
||||||
|
inx
|
||||||
|
bne :-
|
||||||
|
|
||||||
|
; Crate unrolled loop program
|
||||||
|
jsr unroll
|
||||||
|
|
||||||
|
; Create socket 0 physical read memory lookup table in zero page
|
||||||
|
ldx #$00
|
||||||
|
: txa
|
||||||
|
and #>$1FFF
|
||||||
|
ora #>$6000
|
||||||
|
sta $00,x
|
||||||
|
inx
|
||||||
|
bne :-
|
||||||
|
|
||||||
|
; Init part of ring buffer that is played before first data is available
|
||||||
|
ldx #skew-1
|
||||||
|
lda #silence
|
||||||
|
: sta buffer,x
|
||||||
|
dex
|
||||||
|
bpl :-
|
||||||
|
|
||||||
|
; Show status 'Streaming'
|
||||||
|
lda #<streaming
|
||||||
|
ldx #>streaming
|
||||||
|
jsr update_status
|
||||||
|
|
||||||
|
; Run unrolled loop program
|
||||||
|
jsr program
|
||||||
|
|
||||||
|
; Restore zero page
|
||||||
|
ldx #$00
|
||||||
|
: lda zp_save,x
|
||||||
|
sta $00,x
|
||||||
|
inx
|
||||||
|
bne :-
|
||||||
|
|
||||||
|
; Switch to text screen
|
||||||
|
bit $C051
|
||||||
|
|
||||||
|
; Clear screen
|
||||||
|
jsr $FC58 ; HOME
|
||||||
|
|
||||||
|
; Check ProDOS system bit map
|
||||||
|
lda $BF6F ; protection for pages $B8 - $BF
|
||||||
|
cmp #%00000001 ; exactly system global page is protected
|
||||||
|
beq :+
|
||||||
|
jmp DOSWARM
|
||||||
|
|
||||||
|
; Quit to ProDOS dispatcher
|
||||||
|
: jsr $BF00 ; MLI call entry point
|
||||||
|
.byte $65 ; quit
|
||||||
|
.word par
|
||||||
|
|
||||||
|
; MLI parameter list for quit
|
||||||
|
par:.byte $04 ; param_count
|
||||||
|
.byte $00 ; quit_type
|
||||||
|
.word $0000 ; reserved
|
||||||
|
.byte $00 ; reserved
|
||||||
|
.word $0000 ; reserved
|
||||||
|
|
||||||
|
|
||||||
|
disconnect:
|
||||||
|
ldx slot
|
||||||
|
lda #$04 ; socket 0
|
||||||
|
sta $C085-px,x
|
||||||
|
lda #$01 ; command register
|
||||||
|
sta $C086-px,x
|
||||||
|
lda #$08 ; DISCON
|
||||||
|
sta $C087-px,x
|
||||||
|
rts
|
||||||
|
|
||||||
|
|
||||||
|
check_connect:
|
||||||
|
; Show status 'Waiting'
|
||||||
|
lda #<waiting
|
||||||
|
ldx #>waiting
|
||||||
|
jsr update_status
|
||||||
|
|
||||||
|
; Check if still connected at all
|
||||||
|
ldx slot
|
||||||
|
chk:lda #$04 ; socket 0
|
||||||
|
sta $C085-px,x
|
||||||
|
lda #$03 ; status register
|
||||||
|
sta $C086-px,x
|
||||||
|
lda $C087-px,x
|
||||||
|
cmp #$17 ; SOCK_ESTABLISHED
|
||||||
|
beq :+
|
||||||
|
pla ; completely ...
|
||||||
|
pla ; quit ...
|
||||||
|
rts ; stream
|
||||||
|
|
||||||
|
; Check if at least one page available
|
||||||
|
: lda #$04 ; socket 0
|
||||||
|
sta $C085-px,x
|
||||||
|
lda #$26 ; received size register
|
||||||
|
sta $C086-px,x
|
||||||
|
lda $C087-px,x ; high byte
|
||||||
|
beq :+
|
||||||
|
|
||||||
|
; Show status 'Streaming'
|
||||||
|
lda #<streaming
|
||||||
|
ldx #>streaming
|
||||||
|
jsr update_status
|
||||||
|
ldx #$04 ; socket 0
|
||||||
|
rts ; return to stream
|
||||||
|
|
||||||
|
; Check keyboard
|
||||||
|
: lda $C000
|
||||||
|
bpl chk
|
||||||
|
bit $C010
|
||||||
|
cmp quit_key
|
||||||
|
beq :+
|
||||||
|
cmp #$9B ; Esc
|
||||||
|
beq :+
|
||||||
|
bra chk
|
||||||
|
|
||||||
|
: pla ; completely ...
|
||||||
|
pla ; quit ...
|
||||||
|
jmp disconnect ; stream
|
||||||
|
|
||||||
|
|
||||||
|
check_keyboard:
|
||||||
|
stz key_state
|
||||||
|
|
||||||
|
key:bit $C010 ; keyboard strobe
|
||||||
|
cpx quit_key
|
||||||
|
beq :+
|
||||||
|
cpx #$9B ; Esc
|
||||||
|
beq :+
|
||||||
|
cpx #$A0 ; Space
|
||||||
|
beq :++
|
||||||
|
|
||||||
|
ldx key_state
|
||||||
|
bne get
|
||||||
|
rts ; return to stream
|
||||||
|
|
||||||
|
: pla ; completely ...
|
||||||
|
pla ; quit ...
|
||||||
|
jmp disconnect ; stream
|
||||||
|
|
||||||
|
: lda key_state
|
||||||
|
beq :+
|
||||||
|
|
||||||
|
; Show status 'Streaming'
|
||||||
|
lda #<streaming
|
||||||
|
ldx #>streaming
|
||||||
|
jmp update_status ; return to stream
|
||||||
|
|
||||||
|
; Show status 'Pausing'
|
||||||
|
: lda #<pausing
|
||||||
|
ldx #>pausing
|
||||||
|
jsr update_status
|
||||||
|
|
||||||
|
; Wait for keypress
|
||||||
|
get:ldx $C000 ; keyboard
|
||||||
|
bpl :-
|
||||||
|
inc key_state
|
||||||
|
bra key
|
||||||
|
|
||||||
|
|
||||||
|
unroll:
|
||||||
|
lda #<program
|
||||||
|
ldx #>program
|
||||||
|
sta dst
|
||||||
|
stx dst+1
|
||||||
|
|
||||||
|
stz rd_count
|
||||||
|
lda #skew
|
||||||
|
sta wr_count
|
||||||
|
|
||||||
|
lda #<recv_prolog
|
||||||
|
ldy #>recv_prolog
|
||||||
|
jsr copy
|
||||||
|
|
||||||
|
ldx #$0100 / 7
|
||||||
|
: lda #<recv_loop
|
||||||
|
ldy #>recv_loop
|
||||||
|
jsr copy
|
||||||
|
dex
|
||||||
|
bne :-
|
||||||
|
|
||||||
|
lda #<recv_epilog
|
||||||
|
ldy #>recv_epilog
|
||||||
|
jsr copy
|
||||||
|
|
||||||
|
stz scroll_row
|
||||||
|
lda #max_column
|
||||||
|
sta scroll_col
|
||||||
|
lda #scroll_ldx
|
||||||
|
sta scroll_opc
|
||||||
|
ldx #$07
|
||||||
|
scr:cpx #$07
|
||||||
|
bne :+
|
||||||
|
lda #<speaker_load
|
||||||
|
ldy #>speaker_load
|
||||||
|
bra :++
|
||||||
|
: jsr scroll_patch
|
||||||
|
lda #<speaker
|
||||||
|
ldy #>speaker
|
||||||
|
: jsr copy
|
||||||
|
dex
|
||||||
|
bpl :+
|
||||||
|
ldx #$07
|
||||||
|
: lda scroll_row
|
||||||
|
cmp #max_row
|
||||||
|
bne scr
|
||||||
|
|
||||||
|
fil:cpx #$07
|
||||||
|
bne :+
|
||||||
|
lda #<speaker_load
|
||||||
|
ldy #>speaker_load
|
||||||
|
bra :++
|
||||||
|
: lda #<speaker_nop4
|
||||||
|
ldy #>speaker_nop4
|
||||||
|
: jsr copy
|
||||||
|
dex
|
||||||
|
bpl :+
|
||||||
|
ldx #$07
|
||||||
|
: lda rd_count
|
||||||
|
bne fil
|
||||||
|
cpx #$01
|
||||||
|
bne fil
|
||||||
|
|
||||||
|
lda #<speaker_loop
|
||||||
|
ldy #>speaker_loop
|
||||||
|
jsr copy
|
||||||
|
rts
|
||||||
|
|
||||||
|
|
||||||
|
copy:
|
||||||
|
sta src
|
||||||
|
sty src+1
|
||||||
|
ldy #$00
|
||||||
|
nxt:lda (src),y
|
||||||
|
cmp #end_mark
|
||||||
|
bne :++
|
||||||
|
tya
|
||||||
|
clc
|
||||||
|
adc dst
|
||||||
|
sta dst
|
||||||
|
bcc :+
|
||||||
|
inc dst+1
|
||||||
|
: rts
|
||||||
|
: cmp #rd_mark
|
||||||
|
bne :+
|
||||||
|
lda rd_count
|
||||||
|
inc rd_count
|
||||||
|
bra put
|
||||||
|
: cmp #wr_mark
|
||||||
|
bne :+
|
||||||
|
lda wr_count
|
||||||
|
inc wr_count
|
||||||
|
bra put
|
||||||
|
: cmp #$F5 ; slot mask
|
||||||
|
bcc put
|
||||||
|
and slot_mask
|
||||||
|
put:sta (dst),y
|
||||||
|
iny
|
||||||
|
bne nxt
|
||||||
|
inc src+1
|
||||||
|
inc dst+1
|
||||||
|
bra nxt
|
||||||
|
|
||||||
|
|
||||||
|
scroll_patch:
|
||||||
|
lda scroll_opc
|
||||||
|
sta speaker ; opcode
|
||||||
|
ldy scroll_row
|
||||||
|
lda lowres_lo,y
|
||||||
|
clc
|
||||||
|
adc scroll_col
|
||||||
|
sta speaker+1 ; operand low
|
||||||
|
lda lowres_hi,y
|
||||||
|
sta speaker+2 ; operand high
|
||||||
|
|
||||||
|
lda scroll_opc
|
||||||
|
cmp #scroll_ldx
|
||||||
|
bne :+
|
||||||
|
dec scroll_col
|
||||||
|
lda #scroll_ldy
|
||||||
|
sta scroll_opc
|
||||||
|
rts
|
||||||
|
|
||||||
|
: cmp #scroll_ldy
|
||||||
|
bne :+
|
||||||
|
inc scroll_col
|
||||||
|
lda #scroll_sty
|
||||||
|
sta scroll_opc
|
||||||
|
rts
|
||||||
|
|
||||||
|
: cmp #scroll_sty
|
||||||
|
bne :++
|
||||||
|
dec scroll_col
|
||||||
|
beq :+
|
||||||
|
dec scroll_col
|
||||||
|
lda #scroll_ldy
|
||||||
|
sta scroll_opc
|
||||||
|
rts
|
||||||
|
|
||||||
|
: lda #scroll_stx
|
||||||
|
sta scroll_opc
|
||||||
|
rts
|
||||||
|
|
||||||
|
: lda #scroll_ldx
|
||||||
|
sta scroll_opc
|
||||||
|
lda #max_column
|
||||||
|
sta scroll_col
|
||||||
|
inc scroll_row
|
||||||
|
rts
|
||||||
|
|
||||||
|
|
||||||
|
; 2 bytes, 2 cycles
|
||||||
|
.macro nop2
|
||||||
|
bit #$00
|
||||||
|
.endmacro
|
||||||
|
|
||||||
|
|
||||||
|
; 2 bytes, 3 cycles
|
||||||
|
.macro nop3
|
||||||
|
bit $00
|
||||||
|
.endmacro
|
||||||
|
|
||||||
|
|
||||||
|
; 3 bytes, 4 cycles
|
||||||
|
.macro nop4
|
||||||
|
bit a:$0000
|
||||||
|
.endmacro
|
||||||
|
|
||||||
|
|
||||||
|
; 13 bytes, 9 cycles
|
||||||
|
.macro spkr
|
||||||
|
lsr a ; 2
|
||||||
|
bcs :+ ; 2 3
|
||||||
|
nop ; 2
|
||||||
|
bra :++ ; 3
|
||||||
|
.res 4
|
||||||
|
: bit $C030 ; 4
|
||||||
|
:.endmacro
|
||||||
|
|
||||||
|
|
||||||
|
; 9 bytes, 9 cycles
|
||||||
|
.macro spkr_short
|
||||||
|
lsr a ; 2
|
||||||
|
bcs :+ ; 2 3
|
||||||
|
nop ; 2
|
||||||
|
bra :++ ; 3
|
||||||
|
: bit $C030 ; 4
|
||||||
|
:.endmacro
|
||||||
|
|
||||||
|
|
||||||
|
; 14 bytes, 9 cycles
|
||||||
|
.macro spkr_long
|
||||||
|
lsr a ; 2
|
||||||
|
bcs :+ ; 2 3
|
||||||
|
nop ; 2
|
||||||
|
bra :++ ; 3
|
||||||
|
.res 5
|
||||||
|
: bit $C030 ; 4
|
||||||
|
:.endmacro
|
||||||
|
|
||||||
|
|
||||||
|
; 13 bytes, 9 cycles
|
||||||
|
.macro spkr_jsr addr
|
||||||
|
lsr a ; 2
|
||||||
|
bcs :+ ; 2 3
|
||||||
|
nop ; 2
|
||||||
|
bra :++ ; 3
|
||||||
|
.res 1
|
||||||
|
jsr addr
|
||||||
|
: bit $C030 ; 4
|
||||||
|
:.endmacro
|
||||||
|
|
||||||
|
|
||||||
|
; 16 bytes, 13 cycles
|
||||||
|
.macro spkr_load
|
||||||
|
lda buffer | rd_mark ; 4
|
||||||
|
lsr a ; 2
|
||||||
|
bcs :+ ; 2 3
|
||||||
|
nop ; 2
|
||||||
|
bra :++ ; 3
|
||||||
|
.res 4
|
||||||
|
: bit $C030 ; 4
|
||||||
|
:.endmacro
|
||||||
|
|
||||||
|
|
||||||
|
; 22 bytes, 20 cycles (= 2 * 13 - 6 used by speaker_loop)
|
||||||
|
.macro spkr_init
|
||||||
|
nop4 ; 4 $100B (bit 7 is 0)
|
||||||
|
bra :+ ; 3
|
||||||
|
nop3 ; 3 $1010 (bit 7 is 1)
|
||||||
|
bit $C030 ; 4
|
||||||
|
: lda buffer | rd_mark ; 4
|
||||||
|
lsr a ; 2
|
||||||
|
bcs :+ ; 2 3
|
||||||
|
nop ; 2
|
||||||
|
bra :++ ; 3
|
||||||
|
: bit $C030 ; 4
|
||||||
|
:.endmacro
|
||||||
|
|
||||||
|
|
||||||
|
recv_prolog:
|
||||||
|
spkr_init ; bit 0
|
||||||
|
ldx #$04 ; socket 0
|
||||||
|
nop
|
||||||
|
spkr_short ; bit 1
|
||||||
|
stx $C0F5 ; socket 0
|
||||||
|
spkr ; bit 2
|
||||||
|
ldy #$26 ; received size register
|
||||||
|
nop
|
||||||
|
spkr ; bit 3
|
||||||
|
sty $C0F6 ; received size register
|
||||||
|
spkr ; bit 4
|
||||||
|
ldy $C0F7 ; high byte
|
||||||
|
spkr ; bit 5
|
||||||
|
dey ; at least one page available
|
||||||
|
bmi *+9 ; branch to jsr
|
||||||
|
spkr_jsr check_connect ; bit 6
|
||||||
|
stx $C0F5 ; socket 0
|
||||||
|
spkr ; bit 7
|
||||||
|
spkr_load ; bit 0
|
||||||
|
ldx #$28 ; read pointer register
|
||||||
|
nop
|
||||||
|
spkr ; bit 1
|
||||||
|
stx $C0F6 ; read pointer register
|
||||||
|
spkr ; bit 2
|
||||||
|
ldx $C0F7 ; high byte
|
||||||
|
spkr ; bit 3
|
||||||
|
ldy $00,x ; high byte -> physical
|
||||||
|
spkr_long ; bit 4
|
||||||
|
ldx $C0F7 ; low byte
|
||||||
|
spkr ; bit 5
|
||||||
|
sty $C0F5 ; read addr high
|
||||||
|
spkr ; bit 6
|
||||||
|
stx $C0F6 ; read addr low
|
||||||
|
spkr ; bit 7
|
||||||
|
.byte end_mark
|
||||||
|
|
||||||
|
|
||||||
|
recv_loop:
|
||||||
|
spkr_load ; bit 0
|
||||||
|
ldx $C0F7 ; data
|
||||||
|
spkr ; bit 1
|
||||||
|
stx buffer | wr_mark
|
||||||
|
spkr ; bit 2
|
||||||
|
ldx $C0F7 ; data
|
||||||
|
spkr ; bit 3
|
||||||
|
stx buffer | wr_mark
|
||||||
|
spkr ; bit 4
|
||||||
|
ldx $C0F7 ; data
|
||||||
|
spkr ; bit 5
|
||||||
|
stx buffer | wr_mark
|
||||||
|
spkr ; bit 6
|
||||||
|
ldx $C0F7 ; data
|
||||||
|
spkr ; bit 7
|
||||||
|
spkr_load ; bit 0
|
||||||
|
stx buffer | wr_mark
|
||||||
|
spkr ; bit 1
|
||||||
|
ldx $C0F7 ; data
|
||||||
|
spkr ; bit 2
|
||||||
|
stx buffer | wr_mark
|
||||||
|
spkr ; bit 3
|
||||||
|
ldx $C0F7 ; data
|
||||||
|
spkr ; bit 4
|
||||||
|
stx buffer | wr_mark
|
||||||
|
spkr ; bit 5
|
||||||
|
ldx $C0F7 ; data
|
||||||
|
spkr ; bit 6
|
||||||
|
stx buffer | wr_mark
|
||||||
|
spkr ; bit 7
|
||||||
|
.byte end_mark
|
||||||
|
|
||||||
|
|
||||||
|
recv_epilog:
|
||||||
|
; $0100 % 7 = 4 -> 4 data bytes left
|
||||||
|
spkr_load ; bit 0
|
||||||
|
ldx $C0F7 ; data
|
||||||
|
spkr ; bit 1
|
||||||
|
stx buffer | wr_mark
|
||||||
|
spkr ; bit 2
|
||||||
|
ldx $C0F7 ; data
|
||||||
|
spkr ; bit 3
|
||||||
|
stx buffer | wr_mark
|
||||||
|
spkr ; bit 4
|
||||||
|
ldx $C0F7 ; data
|
||||||
|
spkr ; bit 5
|
||||||
|
stx buffer | wr_mark
|
||||||
|
spkr ; bit 6
|
||||||
|
ldx $C0F7 ; data
|
||||||
|
spkr ; bit 7
|
||||||
|
spkr_load ; bit 0
|
||||||
|
stx buffer | wr_mark
|
||||||
|
|
||||||
|
; Commit recv
|
||||||
|
spkr ; bit 1
|
||||||
|
ldx #$04 ; socket 0
|
||||||
|
nop
|
||||||
|
spkr ; bit 2
|
||||||
|
stx $C0F5 ; socket 0
|
||||||
|
spkr ; bit 3
|
||||||
|
ldy #$28 ; received size register
|
||||||
|
nop
|
||||||
|
spkr ; bit 4
|
||||||
|
sty $C0F6 ; received size register
|
||||||
|
spkr ; bit 5
|
||||||
|
ldy $C0F7 ; high byte
|
||||||
|
spkr ; bit 6
|
||||||
|
iny ; commit one page
|
||||||
|
nop2
|
||||||
|
spkr ; bit 7
|
||||||
|
spkr_load ; bit 0
|
||||||
|
stx $C0F5 ; socket 0
|
||||||
|
spkr ; bit 1
|
||||||
|
ldx #$28 ; received size register
|
||||||
|
nop
|
||||||
|
spkr ; bit 2
|
||||||
|
stx $C0F6 ; received size register
|
||||||
|
spkr ; bit 3
|
||||||
|
sty $C0F7 ; high byte
|
||||||
|
spkr ; bit 4
|
||||||
|
ldx #$04 ; socket 0
|
||||||
|
nop
|
||||||
|
spkr ; bit 5
|
||||||
|
stx $C0F5 ; socket 0
|
||||||
|
spkr ; bit 6
|
||||||
|
ldx #$01 ; command register
|
||||||
|
nop
|
||||||
|
spkr ; bit 7
|
||||||
|
spkr_load ; bit 0
|
||||||
|
stx $C0F6 ; command register
|
||||||
|
spkr ; bit 1
|
||||||
|
ldx #$40 ; RECV
|
||||||
|
nop
|
||||||
|
spkr ; bit 2
|
||||||
|
stx $C0F7 ; RECV
|
||||||
|
spkr ; bit 3
|
||||||
|
|
||||||
|
; Check keyboard
|
||||||
|
ldx $C000 ; keyboard
|
||||||
|
spkr ; bit 4
|
||||||
|
inx ; prepare for N flag
|
||||||
|
bit #$00 ; 2 byte nop
|
||||||
|
spkr ; bit 5
|
||||||
|
dex ; set N flag
|
||||||
|
bmi *+9 ; branch to jsr
|
||||||
|
spkr_jsr check_keyboard ; bit 6
|
||||||
|
|
||||||
|
; Filler
|
||||||
|
nop4
|
||||||
|
spkr ; bit 7
|
||||||
|
.byte end_mark
|
||||||
|
|
||||||
|
|
||||||
|
; 16 bytes, 13 cycles
|
||||||
|
speaker:
|
||||||
|
.res 3 ; patched
|
||||||
|
spkr
|
||||||
|
.byte end_mark
|
||||||
|
|
||||||
|
|
||||||
|
; 16 bytes, 13 cycles
|
||||||
|
speaker_load:
|
||||||
|
spkr_load
|
||||||
|
.byte end_mark
|
||||||
|
|
||||||
|
|
||||||
|
; 16 bytes, 13 cycles
|
||||||
|
speaker_nop4:
|
||||||
|
nop4
|
||||||
|
spkr
|
||||||
|
.byte end_mark
|
||||||
|
|
||||||
|
|
||||||
|
; 14 bytes, 13 cycles (+ 6 cycles)
|
||||||
|
speaker_loop:
|
||||||
|
lsr a ; 2 bit 6
|
||||||
|
tax ; 2 bit 7
|
||||||
|
nop ; 2
|
||||||
|
bcs :+ ; 2 3
|
||||||
|
nop ; 2
|
||||||
|
bra :++ ; 3
|
||||||
|
: bit $C030 ; 4
|
||||||
|
: jmp (jmp_table,x) ; 6
|
||||||
|
.byte end_mark
|
|
@ -0,0 +1,338 @@
|
||||||
|
/******************************************************************************
|
||||||
|
|
||||||
|
Copyright (c) 2015, Oliver Schmidt
|
||||||
|
All rights reserved.
|
||||||
|
|
||||||
|
Redistribution and use in source and binary forms, with or without
|
||||||
|
modification, are permitted provided that the following conditions are met:
|
||||||
|
* Redistributions of source code must retain the above copyright
|
||||||
|
notice, this list of conditions and the following disclaimer.
|
||||||
|
* Redistributions in binary form must reproduce the above copyright
|
||||||
|
notice, this list of conditions and the following disclaimer in the
|
||||||
|
documentation and/or other materials provided with the distribution.
|
||||||
|
* Neither the name of the <organization> nor the
|
||||||
|
names of its contributors may be used to endorse or promote products
|
||||||
|
derived from this software without specific prior written permission.
|
||||||
|
|
||||||
|
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
|
||||||
|
ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
|
||||||
|
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
|
||||||
|
DISCLAIMED. IN NO EVENT SHALL OLIVER SCHMIDT BE LIABLE FOR ANY
|
||||||
|
DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
|
||||||
|
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
|
||||||
|
LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
|
||||||
|
ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
||||||
|
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
|
||||||
|
SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||||
|
|
||||||
|
******************************************************************************/
|
||||||
|
|
||||||
|
// The W5100 has the undocumented feature to wrap around the Address Register
|
||||||
|
// on an Auto-Increment at the end of physical address space to its beginning.
|
||||||
|
//
|
||||||
|
// However, the only way to make use of that feature is to have only a single
|
||||||
|
// socket that uses all of the W5100 physical address space. But having only
|
||||||
|
// a single socket by defining SINGLE_SOCKET comes with downsides too:
|
||||||
|
//
|
||||||
|
// One mustn't call into IP65 network functions anymore after w5100_config().
|
||||||
|
// Additionally the program doesn't support 'W5100 Shared Access' anymore
|
||||||
|
// (https://github.com/a2retrosystems/uthernet2/wiki/W5100-Shared-Access).
|
||||||
|
|
||||||
|
#ifdef SINGLE_SOCKET
|
||||||
|
#define SOCK_REG(offset) (0x0400 | (offset))
|
||||||
|
#else // SINGLE_SOCKET
|
||||||
|
#define SOCK_REG(offset) (0x0500 | (offset))
|
||||||
|
#endif // SINGLE_SOCKET
|
||||||
|
|
||||||
|
// Both pragmas are obligatory to have cc65 generate code
|
||||||
|
// suitable to access the W5100 auto-increment registers.
|
||||||
|
#pragma optimize (on)
|
||||||
|
#pragma static-locals (on)
|
||||||
|
|
||||||
|
#include "../inc/ip65.h"
|
||||||
|
#include "w5100.h"
|
||||||
|
|
||||||
|
#define MIN(a,b) (((a)<(b))?(a):(b))
|
||||||
|
|
||||||
|
static volatile uint8_t* w5100_mode;
|
||||||
|
static volatile uint8_t* w5100_addr_hi;
|
||||||
|
static volatile uint8_t* w5100_addr_lo;
|
||||||
|
volatile uint8_t* w5100_data;
|
||||||
|
|
||||||
|
static uint16_t addr_basis[2];
|
||||||
|
static uint16_t addr_limit[2];
|
||||||
|
static uint16_t addr_mask [2];
|
||||||
|
|
||||||
|
static void set_addr(uint16_t addr)
|
||||||
|
{
|
||||||
|
// The variables are necessary to have cc65 generate code
|
||||||
|
// suitable to access the W5100 auto-increment registers.
|
||||||
|
uint8_t addr_hi = addr >> 8;
|
||||||
|
uint8_t addr_lo = addr;
|
||||||
|
*w5100_addr_hi = addr_hi;
|
||||||
|
*w5100_addr_lo = addr_lo;
|
||||||
|
}
|
||||||
|
|
||||||
|
static uint8_t get_byte(uint16_t addr)
|
||||||
|
{
|
||||||
|
set_addr(addr);
|
||||||
|
|
||||||
|
return *w5100_data;
|
||||||
|
}
|
||||||
|
|
||||||
|
static void set_byte(uint16_t addr, uint8_t data)
|
||||||
|
{
|
||||||
|
set_addr(addr);
|
||||||
|
|
||||||
|
*w5100_data = data;
|
||||||
|
}
|
||||||
|
|
||||||
|
static uint16_t get_word(uint16_t addr)
|
||||||
|
{
|
||||||
|
set_addr(addr);
|
||||||
|
|
||||||
|
{
|
||||||
|
// The variables are necessary to have cc65 generate code
|
||||||
|
// suitable to access the W5100 auto-increment registers.
|
||||||
|
uint8_t data_hi = *w5100_data;
|
||||||
|
uint8_t data_lo = *w5100_data;
|
||||||
|
return data_hi << 8 | data_lo;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
static void set_word(uint16_t addr, uint16_t data)
|
||||||
|
{
|
||||||
|
set_addr(addr);
|
||||||
|
|
||||||
|
{
|
||||||
|
// The variables are necessary to have cc65 generate code
|
||||||
|
// suitable to access the W5100 auto-increment registers.
|
||||||
|
uint8_t data_hi = data >> 8;
|
||||||
|
uint8_t data_lo = data;
|
||||||
|
*w5100_data = data_hi;
|
||||||
|
*w5100_data = data_lo;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
static void set_quad(uint16_t addr, uint32_t data)
|
||||||
|
{
|
||||||
|
set_addr(addr);
|
||||||
|
|
||||||
|
{
|
||||||
|
// The variables are necessary to have cc65 generate code
|
||||||
|
// suitable to access the W5100 auto-increment registers.
|
||||||
|
uint8_t data_1 = data;
|
||||||
|
uint8_t data_2 = data >> 8;
|
||||||
|
uint8_t data_3 = data >> 16;
|
||||||
|
uint8_t data_4 = data >> 24;
|
||||||
|
*w5100_data = data_1;
|
||||||
|
*w5100_data = data_2;
|
||||||
|
*w5100_data = data_3;
|
||||||
|
*w5100_data = data_4;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
void w5100_config(uint8_t eth_init)
|
||||||
|
{
|
||||||
|
w5100_mode = (uint8_t*)(eth_init << 4 | 0xC084);
|
||||||
|
w5100_addr_hi = w5100_mode + 1;
|
||||||
|
w5100_addr_lo = w5100_mode + 2;
|
||||||
|
w5100_data = w5100_mode + 3;
|
||||||
|
|
||||||
|
#ifdef SINGLE_SOCKET
|
||||||
|
|
||||||
|
// IP65 is inhibited so disable the W5100 Ping Block Mode.
|
||||||
|
*w5100_mode &= ~0x10;
|
||||||
|
|
||||||
|
#endif // SINGLE_SOCKET
|
||||||
|
|
||||||
|
// Source IP Address Register
|
||||||
|
set_quad(0x000F, cfg_ip);
|
||||||
|
|
||||||
|
// Subnet Mask Register
|
||||||
|
set_quad(0x0005, cfg_netmask);
|
||||||
|
|
||||||
|
// Gateway IP Address Register
|
||||||
|
set_quad(0x0001, cfg_gateway);
|
||||||
|
|
||||||
|
{
|
||||||
|
bool do_send;
|
||||||
|
for (do_send = false; do_send <= true; ++do_send)
|
||||||
|
{
|
||||||
|
static uint16_t reg[2] = {0x001A, // RX Memory Size Register
|
||||||
|
0x001B}; // TX Memory Size Register
|
||||||
|
|
||||||
|
static uint16_t addr[2] = {0x6000, // RX Memory
|
||||||
|
0x4000}; // TX Memory
|
||||||
|
|
||||||
|
static uint16_t size[4] = {0x0400, // 1KB Memory
|
||||||
|
0x0800, // 2KB Memory
|
||||||
|
0x1000, // 4KB Memory
|
||||||
|
0x2000}; // 8KB Memory
|
||||||
|
|
||||||
|
#ifdef SINGLE_SOCKET
|
||||||
|
|
||||||
|
set_byte(reg[do_send], 0x03);
|
||||||
|
|
||||||
|
// Set Socket 0 Memory Size to 8KB
|
||||||
|
addr_basis[do_send] = addr [do_send];
|
||||||
|
addr_limit[do_send] = addr_basis[do_send] + size[0x03];
|
||||||
|
addr_mask [do_send] = size[0x03] - 1;
|
||||||
|
|
||||||
|
#else // SINGLE_SOCKET
|
||||||
|
|
||||||
|
uint8_t sizes = get_byte(reg[do_send]);
|
||||||
|
|
||||||
|
// Get Socket 1 Memory Size
|
||||||
|
addr_basis[do_send] = addr [do_send] + size[sizes & 0x03];
|
||||||
|
addr_limit[do_send] = addr_basis[do_send] + size[sizes >> 2 & 0x03];
|
||||||
|
addr_mask [do_send] = size[sizes >> 2 & 0x03] - 1;
|
||||||
|
|
||||||
|
#endif // SINGLE_SOCKET
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
bool w5100_connect(uint32_t addr, uint16_t port)
|
||||||
|
{
|
||||||
|
// Socket x Mode Register: TCP
|
||||||
|
set_byte(SOCK_REG(0x00), 0x01);
|
||||||
|
|
||||||
|
// Socket x Source Port Register
|
||||||
|
set_word(SOCK_REG(0x04), ip65_random_word());
|
||||||
|
|
||||||
|
// Socket x Command Register: OPEN
|
||||||
|
set_byte(SOCK_REG(0x01), 0x01);
|
||||||
|
|
||||||
|
// Socket x Status Register: SOCK_INIT ?
|
||||||
|
while (get_byte(SOCK_REG(0x03)) != 0x13)
|
||||||
|
{
|
||||||
|
if (input_check_for_abort_key())
|
||||||
|
{
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
// Socket x Destination IP Address Register
|
||||||
|
set_quad(SOCK_REG(0x0C), addr);
|
||||||
|
|
||||||
|
// Socket x Destination Port Register
|
||||||
|
set_word(SOCK_REG(0x10), port);
|
||||||
|
|
||||||
|
// Socket x Command Register: CONNECT
|
||||||
|
set_byte(SOCK_REG(0x01), 0x04);
|
||||||
|
|
||||||
|
while (true)
|
||||||
|
{
|
||||||
|
// Socket x Status Register
|
||||||
|
switch (get_byte(SOCK_REG(0x03)))
|
||||||
|
{
|
||||||
|
case 0x00: return false; // Socket Status: SOCK_CLOSED
|
||||||
|
case 0x17: return true; // Socket Status: SOCK_ESTABLISHED
|
||||||
|
}
|
||||||
|
|
||||||
|
if (input_check_for_abort_key())
|
||||||
|
{
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
bool w5100_connected(void)
|
||||||
|
{
|
||||||
|
// Socket x Status Register: SOCK_ESTABLISHED ?
|
||||||
|
return get_byte(SOCK_REG(0x03)) == 0x17;
|
||||||
|
}
|
||||||
|
|
||||||
|
void w5100_disconnect(void)
|
||||||
|
{
|
||||||
|
// Socket x Command Register: Command Pending ?
|
||||||
|
while (get_byte(SOCK_REG(0x01)))
|
||||||
|
{
|
||||||
|
if (input_check_for_abort_key())
|
||||||
|
{
|
||||||
|
return;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
// Socket x Command Register: DISCON
|
||||||
|
set_byte(SOCK_REG(0x01), 0x08);
|
||||||
|
}
|
||||||
|
|
||||||
|
uint16_t w5100_data_request(bool do_send)
|
||||||
|
{
|
||||||
|
// Socket x Command Register: Command Pending ?
|
||||||
|
if (get_byte(SOCK_REG(0x01)))
|
||||||
|
{
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
{
|
||||||
|
uint16_t size = 0;
|
||||||
|
uint16_t prev_size;
|
||||||
|
|
||||||
|
// Reread of nonzero RX Received Size Register / TX Free Size Register
|
||||||
|
// until its value settles ...
|
||||||
|
// - is present in the WIZnet driver - getSn_RX_RSR() / getSn_TX_FSR()
|
||||||
|
// - was additionally tested on 6502 machines to be actually necessary
|
||||||
|
do
|
||||||
|
{
|
||||||
|
prev_size = size;
|
||||||
|
{
|
||||||
|
static uint16_t reg[2] = {SOCK_REG(0x26), // Socket x RX Received Size Register
|
||||||
|
SOCK_REG(0x20)}; // Socket x TX Free Size Register
|
||||||
|
size = get_word(reg[do_send]);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
while (size != prev_size);
|
||||||
|
|
||||||
|
if (!size)
|
||||||
|
{
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
{
|
||||||
|
static uint16_t reg[2] = {SOCK_REG(0x28), // Socket x RX Read Pointer Register
|
||||||
|
SOCK_REG(0x24)}; // Socket x TX Write Pointer Register
|
||||||
|
|
||||||
|
// Calculate and set physical address
|
||||||
|
uint16_t addr = get_word(reg[do_send]) & addr_mask [do_send]
|
||||||
|
| addr_basis[do_send];
|
||||||
|
set_addr(addr);
|
||||||
|
|
||||||
|
#ifdef SINGLE_SOCKET
|
||||||
|
|
||||||
|
// The W5100 has the undocumented feature to wrap around the Address Register
|
||||||
|
// on an Auto-Increment at the end of physical address space to its beginning.
|
||||||
|
return size;
|
||||||
|
|
||||||
|
#else // SINGLE_SOCKET
|
||||||
|
|
||||||
|
// Access to *w5100_data is limited both by ...
|
||||||
|
// - size of received / free space
|
||||||
|
// - end of physical address space
|
||||||
|
return MIN(size, addr_limit[do_send] - addr);
|
||||||
|
|
||||||
|
#endif // SINGLE_SOCKET
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
void w5100_data_commit(bool do_send, uint16_t size)
|
||||||
|
{
|
||||||
|
{
|
||||||
|
static uint16_t reg[2] = {SOCK_REG(0x28), // Socket x RX Read Pointer Register
|
||||||
|
SOCK_REG(0x24)}; // Socket x TX Write Pointer Register
|
||||||
|
set_word(reg[do_send], get_word(reg[do_send]) + size);
|
||||||
|
}
|
||||||
|
|
||||||
|
{
|
||||||
|
static uint8_t cmd[2] = {0x40, // Socket Command: RECV
|
||||||
|
0x20}; // Socket Command: SEND
|
||||||
|
// Socket x Command Register
|
||||||
|
set_byte(SOCK_REG(0x01), cmd[do_send]);
|
||||||
|
}
|
||||||
|
|
||||||
|
// Do NOT wait for command completion here, rather
|
||||||
|
// let W5100 operation overlap with 6502 operation
|
||||||
|
}
|
|
@ -0,0 +1,82 @@
|
||||||
|
/******************************************************************************
|
||||||
|
|
||||||
|
Copyright (c) 2014, Oliver Schmidt
|
||||||
|
All rights reserved.
|
||||||
|
|
||||||
|
Redistribution and use in source and binary forms, with or without
|
||||||
|
modification, are permitted provided that the following conditions are met:
|
||||||
|
* Redistributions of source code must retain the above copyright
|
||||||
|
notice, this list of conditions and the following disclaimer.
|
||||||
|
* Redistributions in binary form must reproduce the above copyright
|
||||||
|
notice, this list of conditions and the following disclaimer in the
|
||||||
|
documentation and/or other materials provided with the distribution.
|
||||||
|
* Neither the name of the <organization> nor the
|
||||||
|
names of its contributors may be used to endorse or promote products
|
||||||
|
derived from this software without specific prior written permission.
|
||||||
|
|
||||||
|
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
|
||||||
|
ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
|
||||||
|
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
|
||||||
|
DISCLAIMED. IN NO EVENT SHALL OLIVER SCHMIDT BE LIABLE FOR ANY
|
||||||
|
DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
|
||||||
|
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
|
||||||
|
LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
|
||||||
|
ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
||||||
|
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
|
||||||
|
SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||||
|
|
||||||
|
******************************************************************************/
|
||||||
|
|
||||||
|
#ifndef _W5100_H_
|
||||||
|
#define _W5100_H_
|
||||||
|
|
||||||
|
#ifndef __APPLE2ENH__
|
||||||
|
#error W5100 auto-increment register access requires 65C02.
|
||||||
|
#endif
|
||||||
|
|
||||||
|
#include <stdint.h>
|
||||||
|
#include <stdbool.h>
|
||||||
|
|
||||||
|
uint16_t w5100_data_request(bool do_send);
|
||||||
|
void w5100_data_commit(bool do_send, uint16_t size);
|
||||||
|
|
||||||
|
// After w5100_receive_request() every read operation returns the next byte
|
||||||
|
// from the server.
|
||||||
|
// After w5100_send_request() every write operation prepares the next byte
|
||||||
|
// to be sent to the server.
|
||||||
|
extern volatile uint8_t* w5100_data;
|
||||||
|
|
||||||
|
// Configure W5100 Ethernet controller with additional information from IP65
|
||||||
|
// after the IP65 TCP/IP stack has been configured.
|
||||||
|
void w5100_config(uint8_t eth_init);
|
||||||
|
|
||||||
|
// Connect to server with IP address <server_addr> on TCP port <server_port>.
|
||||||
|
// Return true if the connection is established, return false otherwise.
|
||||||
|
bool w5100_connect(uint32_t addr, uint16_t port);
|
||||||
|
|
||||||
|
// Check if still connected to server.
|
||||||
|
// Return true if the connection is established, return false otherwise.
|
||||||
|
bool w5100_connected(void);
|
||||||
|
|
||||||
|
// Disconnect from server.
|
||||||
|
void w5100_disconnect(void);
|
||||||
|
|
||||||
|
// Request to receive data from the server.
|
||||||
|
// Return maximum number of bytes to be received by reading from *w5100_data.
|
||||||
|
#define w5100_receive_request() w5100_data_request(false)
|
||||||
|
|
||||||
|
// Commit receiving of <size> bytes from server. <size> may be smaller than
|
||||||
|
// the return value of w5100_receive_request(). Not commiting at all just
|
||||||
|
// makes the next request receive the same data again.
|
||||||
|
#define w5100_receive_commit(size) w5100_data_commit(false, (size))
|
||||||
|
|
||||||
|
// Request to send data to the server.
|
||||||
|
// Return maximum number of bytes to be send by writing to *w5100_data.
|
||||||
|
#define w5100_send_request() w5100_data_request(true)
|
||||||
|
|
||||||
|
// Commit sending of <size> bytes to server. <size> is usually smaller than
|
||||||
|
// the return value of w5100_send_request(). Not commiting at all just turns
|
||||||
|
// the w5100_send_request() - and the writes to *w5100_data - into NOPs.
|
||||||
|
#define w5100_send_commit(size) w5100_data_commit(true, (size))
|
||||||
|
|
||||||
|
#endif
|
|
@ -0,0 +1,185 @@
|
||||||
|
/******************************************************************************
|
||||||
|
|
||||||
|
Copyright (c) 2020, Oliver Schmidt
|
||||||
|
All rights reserved.
|
||||||
|
|
||||||
|
Redistribution and use in source and binary forms, with or without
|
||||||
|
modification, are permitted provided that the following conditions are met:
|
||||||
|
* Redistributions of source code must retain the above copyright
|
||||||
|
notice, this list of conditions and the following disclaimer.
|
||||||
|
* Redistributions in binary form must reproduce the above copyright
|
||||||
|
notice, this list of conditions and the following disclaimer in the
|
||||||
|
documentation and/or other materials provided with the distribution.
|
||||||
|
* Neither the name of the <organization> nor the
|
||||||
|
names of its contributors may be used to endorse or promote products
|
||||||
|
derived from this software without specific prior written permission.
|
||||||
|
|
||||||
|
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
|
||||||
|
ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
|
||||||
|
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
|
||||||
|
DISCLAIMED. IN NO EVENT SHALL OLIVER SCHMIDT BE LIABLE FOR ANY
|
||||||
|
DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
|
||||||
|
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
|
||||||
|
LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
|
||||||
|
ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
||||||
|
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
|
||||||
|
SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||||
|
|
||||||
|
******************************************************************************/
|
||||||
|
|
||||||
|
#include <stdio.h>
|
||||||
|
#include <string.h>
|
||||||
|
|
||||||
|
#include "../inc/ip65.h"
|
||||||
|
#include "w5100.h"
|
||||||
|
#include "w5100_http.h"
|
||||||
|
|
||||||
|
// Both pragmas are obligatory to have cc65 generate code
|
||||||
|
// suitable to access the W5100 auto-increment registers.
|
||||||
|
#pragma optimize (on)
|
||||||
|
#pragma static-locals (on)
|
||||||
|
|
||||||
|
bool w5100_http_open(uint32_t addr, uint16_t port, const char* selector,
|
||||||
|
char* buffer, size_t length)
|
||||||
|
{
|
||||||
|
printf("Connecting to %s:%d ", dotted_quad(addr), port);
|
||||||
|
|
||||||
|
if (!w5100_connect(addr, port))
|
||||||
|
{
|
||||||
|
printf("- Connect failed\n");
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
printf("- Ok\n\nSending request ");
|
||||||
|
{
|
||||||
|
uint16_t snd;
|
||||||
|
uint16_t pos = 0;
|
||||||
|
uint16_t len = strlen(selector);
|
||||||
|
|
||||||
|
while (len)
|
||||||
|
{
|
||||||
|
if (input_check_for_abort_key())
|
||||||
|
{
|
||||||
|
printf("- User abort\n");
|
||||||
|
w5100_disconnect();
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
snd = w5100_send_request();
|
||||||
|
if (!snd)
|
||||||
|
{
|
||||||
|
if (!w5100_connected())
|
||||||
|
{
|
||||||
|
printf("- Connection lost\n");
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
continue;
|
||||||
|
}
|
||||||
|
|
||||||
|
if (len < snd)
|
||||||
|
{
|
||||||
|
snd = len;
|
||||||
|
}
|
||||||
|
|
||||||
|
{
|
||||||
|
// One less to allow for faster pre-increment below
|
||||||
|
const char *dataptr = selector + pos - 1;
|
||||||
|
uint16_t i;
|
||||||
|
for (i = 0; i < snd; ++i)
|
||||||
|
{
|
||||||
|
// The variable is necessary to have cc65 generate code
|
||||||
|
// suitable to access the W5100 auto-increment register.
|
||||||
|
char data = *++dataptr;
|
||||||
|
*w5100_data = data;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
w5100_send_commit(snd);
|
||||||
|
len -= snd;
|
||||||
|
pos += snd;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
printf("- Ok\n\nReceiving response ");
|
||||||
|
{
|
||||||
|
uint16_t rcv;
|
||||||
|
bool body = false;
|
||||||
|
uint16_t len = 0;
|
||||||
|
|
||||||
|
while (!body)
|
||||||
|
{
|
||||||
|
if (input_check_for_abort_key())
|
||||||
|
{
|
||||||
|
printf("- User abort\n");
|
||||||
|
w5100_disconnect();
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
rcv = w5100_receive_request();
|
||||||
|
if (!rcv)
|
||||||
|
{
|
||||||
|
if (!w5100_connected())
|
||||||
|
{
|
||||||
|
printf("- Connection lost\n");
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
continue;
|
||||||
|
}
|
||||||
|
|
||||||
|
if (rcv > length - len)
|
||||||
|
{
|
||||||
|
rcv = length - len;
|
||||||
|
}
|
||||||
|
|
||||||
|
{
|
||||||
|
// One less to allow for faster pre-increment below
|
||||||
|
char *dataptr = buffer + len - 1;
|
||||||
|
uint16_t i;
|
||||||
|
for (i = 0; i < rcv; ++i)
|
||||||
|
{
|
||||||
|
// The variable is necessary to have cc65 generate code
|
||||||
|
// suitable to access the W5100 auto-increment register.
|
||||||
|
char data = *w5100_data;
|
||||||
|
*++dataptr = data;
|
||||||
|
|
||||||
|
if (!memcmp(dataptr - 3, "\r\n\r\n", 4))
|
||||||
|
{
|
||||||
|
rcv = i + 1;
|
||||||
|
body = true;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
w5100_receive_commit(rcv);
|
||||||
|
len += rcv;
|
||||||
|
|
||||||
|
// No body found in full buffer
|
||||||
|
if (len == sizeof(buffer))
|
||||||
|
{
|
||||||
|
printf("- Invalid response\n");
|
||||||
|
w5100_disconnect();
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
// Replace "HTTP/1.1" with "HTTP/1.0"
|
||||||
|
buffer[7] = '0';
|
||||||
|
|
||||||
|
if (memcmp(buffer, "HTTP/1.0 200", 12))
|
||||||
|
{
|
||||||
|
if (!memcmp(buffer, "HTTP/1.0", 8))
|
||||||
|
{
|
||||||
|
char *eol = strchr(buffer,'\r');
|
||||||
|
*eol = '\0';
|
||||||
|
printf("- Status%s\n", buffer + 8);
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
printf("- Unknown response\n");
|
||||||
|
}
|
||||||
|
w5100_disconnect();
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
return true;
|
||||||
|
}
|
|
@ -0,0 +1,48 @@
|
||||||
|
/******************************************************************************
|
||||||
|
|
||||||
|
Copyright (c) 2020, Oliver Schmidt
|
||||||
|
All rights reserved.
|
||||||
|
|
||||||
|
Redistribution and use in source and binary forms, with or without
|
||||||
|
modification, are permitted provided that the following conditions are met:
|
||||||
|
* Redistributions of source code must retain the above copyright
|
||||||
|
notice, this list of conditions and the following disclaimer.
|
||||||
|
* Redistributions in binary form must reproduce the above copyright
|
||||||
|
notice, this list of conditions and the following disclaimer in the
|
||||||
|
documentation and/or other materials provided with the distribution.
|
||||||
|
* Neither the name of the <organization> nor the
|
||||||
|
names of its contributors may be used to endorse or promote products
|
||||||
|
derived from this software without specific prior written permission.
|
||||||
|
|
||||||
|
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
|
||||||
|
ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
|
||||||
|
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
|
||||||
|
DISCLAIMED. IN NO EVENT SHALL OLIVER SCHMIDT BE LIABLE FOR ANY
|
||||||
|
DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
|
||||||
|
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
|
||||||
|
LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
|
||||||
|
ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
||||||
|
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
|
||||||
|
SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||||
|
|
||||||
|
******************************************************************************/
|
||||||
|
|
||||||
|
#ifndef _W5100_HTTP_H_
|
||||||
|
#define _W5100_HTTP_H_
|
||||||
|
|
||||||
|
#ifndef __APPLE2ENH__
|
||||||
|
#error W5100 auto-increment register access requires 65C02.
|
||||||
|
#endif
|
||||||
|
|
||||||
|
#include <stdint.h>
|
||||||
|
#include <stdbool.h>
|
||||||
|
|
||||||
|
// Connect to server with IP address <server_addr> on TCP port <server_port>,
|
||||||
|
// then HTTP GET <selector> and consume HTTP response header. Provide feedback
|
||||||
|
// on progress to the user via STDOUT. After returning from w5100_http_open()
|
||||||
|
// the connection is ready to consume the HTTP body.
|
||||||
|
// Return true if the connection is established, return false otherwise.
|
||||||
|
bool w5100_http_open(uint32_t addr, uint16_t port, const char* selector,
|
||||||
|
char* buffer, size_t length);
|
||||||
|
|
||||||
|
#endif
|
Loading…
Reference in New Issue