Added utility for rebuilding EMAIL.DB. Other minor fixes.

This commit is contained in:
Bobbi Webber-Manners 2020-07-07 19:23:16 -04:00
parent a8a81a4acf
commit 9ba05ef98b
5 changed files with 266 additions and 7 deletions

View File

@ -45,7 +45,7 @@ TCP =\
tweet65 \
pop65-slow
bin: wget65.bin pop65.bin smtp65.bin email.bin
bin: wget65.bin pop65.bin smtp65.bin email.bin rebuild.bin
wget65.bin: w5100.c w5100_http.c linenoise.c
wget65.bin: IP65LIB = ../ip65/ip65.lib
@ -147,9 +147,11 @@ ip65.dsk: bin
java -jar $(AC) -p $@ smtp65.system sys < $(CC65)/apple2enh/util/loader.system
# java -jar $(AC) -as $@ wget65 < wget65.bin
# java -jar $(AC) -p $@ wget65.system sys < $(CC65)/apple2enh/util/loader.system
java -jar $(AC) -as $@ telnet65 < telnet65.bin
# java -jar $(AC) -as $@ telnet65 < telnet65.bin
java -jar $(AC) -as $@ email < email.bin
java -jar $(AC) -p $@ email.system sys < $(CC65)/apple2enh/util/loader.system
java -jar $(AC) -as $@ rebuild < rebuild.bin
java -jar $(AC) -p $@ rebuild.system sys < $(CC65)/apple2enh/util/loader.system
java -jar $(AC) -p $@ tzone.txt txt < tzone.txt
java -jar $(AC) -p $@ pop65.cfg txt < pop65.cfg

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@ -4,6 +4,8 @@
// Bobbi June, July 2020
/////////////////////////////////////////////////////////////////
// - TODO: Make an EMAIL.DB rebuilder tool
// - TODO: Get rid of all uses of malloc(). Don't need it.
// - TODO: See TODOs further down for error handling
// - TODO: Editor for email composition functions
@ -146,6 +148,9 @@ void readconfigfile(void) {
fclose(fp);
}
/*
* Convert date/time bytes into struct datetime format.
*/
void readdatetime(unsigned char time[4], struct datetime *dt) {
unsigned int d = time[0] + 256U * time[1];
unsigned int t = time[2] + 256U * time[3];

View File

@ -34,6 +34,7 @@
#define READSZ 1024 // Must be less than NETBUFSZ to fit in buf[]
static unsigned char buf[NETBUFSZ+1]; // One extra byte for null terminator
static char linebuf_pad[1]; // One byte of padding make it easier
static char linebuf[LINEBUFSZ];
char filename[80];
@ -316,7 +317,7 @@ int16_t get_line(FILE *fp) {
while (1) {
for (i = rd; i < buflen; ++i) {
linebuf[j++] = buf[i];
// The following line is safe because j>=1 at this point
// The following line is safe because of linebuf_pad[]
if ((linebuf[j - 1] == '\n') && (linebuf[j - 2] == '\r')) {
found = 1;
break;
@ -474,6 +475,8 @@ void main(void) {
uint16_t msg, nummsgs;
uint32_t bytes;
linebuf_pad[0] = 0;
videomode(VIDEOMODE_80COL);
printf("%c%s POP3%c\n", 0x0f, PROGNAME, 0x0e);

252
apps/rebuild.c Normal file
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@ -0,0 +1,252 @@
/////////////////////////////////////////////////////////////////
// Rebuild EMAIL.DB & NEXT.EMAIL files for an existing mailbox
// Bobbi July 2020
/////////////////////////////////////////////////////////////////
#include <cc65.h>
#include <errno.h>
#include <ctype.h>
#include <fcntl.h>
#include <conio.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include <dirent.h>
#include <apple2_filetype.h>
typedef unsigned long uint32_t;
typedef unsigned int uint16_t;
typedef unsigned char uint8_t;
typedef int int16_t;
#include "email_common.h"
#define NETBUFSZ 1500+4 // 4 extra bytes for overlap between packets
#define LINEBUFSZ 1000 // According to RFC2822 Section 2.1.1 (998+CRLF)
#define READSZ 1024 // Must be less than NETBUFSZ to fit in buf[]
static unsigned char buf[NETBUFSZ+1]; // One extra byte for null terminator
static char linebuf[LINEBUFSZ];
static char dirname[255];
static char filename[255];
/*
* Keypress before quit
*/
void confirm_exit(void) {
printf("\nPress any key ");
cgetc();
exit(0);
}
/*
* Called for all errors
*/
void error_exit() {
confirm_exit();
}
/*
* Read a text file a line at a time leaving the line in linebuf[]
* Returns number of chars in the line, or -1 if EOF.
* Converts line endings from CRLF -> CR (Apple ][ style)
*/
int16_t get_line(FILE *fp) {
static uint16_t rd = 0;
static uint16_t buflen = 0;
uint8_t found = 0;
uint16_t j = 0;
uint16_t i;
while (1) {
for (i = rd; i < buflen; ++i) {
linebuf[j++] = buf[i];
if (linebuf[j - 1] == '\r') {
found = 1;
break;
}
}
if (found) {
rd = i + 1;
return j;
}
buflen = fread(buf, 1, READSZ, fp);
if (buflen == 0) {
rd = 0;
return -1; // Hit EOF before we found EOL
}
rd = 0;
}
}
/*
* Update EMAIL.DB - quick access database for header info
*/
void update_email_db(struct emailhdrs *h) {
FILE *fp;
sprintf(filename, "%s/EMAIL.DB", dirname);
_filetype = PRODOS_T_BIN;
_auxtype = 0;
fp = fopen(filename, "ab");
if (!fp) {
printf("Can't open %s\n", filename);
error_exit();
}
fwrite(h, sizeof(struct emailhdrs), 1, fp);
fclose(fp);
}
/*
* Write NEXT.EMAIL file with number of next EMAIL.n file to be created
*/
void write_next_email(uint16_t num) {
FILE *fp;
sprintf(filename, "%s/NEXT.EMAIL", dirname);
_filetype = PRODOS_T_TXT;
_auxtype = 0;
fp = fopen(filename, "wb");
if (!fp) {
printf("2)Can't open %s\n", filename);
fclose(fp);
error_exit();
}
fprintf(fp, "%u", num);
fclose(fp);
}
/*
* Copy one header from source->dest, removing '\r' from end
*/
void copyheader(char *dest, char *source, uint16_t len) {
uint16_t i;
memset(dest, ' ', len);
for (i = 0; i < len; ++i) {
if ((*source == '\0') || (*source == '\r'))
return;
*dest++ = *source++;
}
}
/*
* Repair a mailbox by scanning the messages and rebuilding
* EMAIL.DB and NEXT.EMAIL
*/
void repair_mailbox(void) {
static struct emailhdrs hdrs;
uint16_t msg, chars, headerchars, emailnum, maxemailnum;
uint8_t headers;
FILE *fp;
DIR *dp;
struct dirent *d;
dp = opendir(dirname);
if (!dp) {
printf("Can't open dir %s\n", dirname);
error_exit();
}
sprintf(filename, "%s/EMAIL.DB", dirname);
_filetype = PRODOS_T_BIN;
_auxtype = 0;
fp = fopen(filename, "wb");
if (!fp) {
closedir(dp);
printf("Can't create %s\n", filename);
error_exit();
}
fclose(fp);
sprintf(filename, "%s/NEXT.EMAIL", dirname);
_filetype = PRODOS_T_TXT;
_auxtype = 0;
fp = fopen(filename, "wb");
if (!fp) {
closedir(dp);
printf("Can't create %s\n", filename);
error_exit();
}
fclose(fp);
while (d = readdir(dp)) {
if (!strncmp(d->d_name, "EMAIL.DB", 8))
continue;
if (!strncmp(d->d_name, "NEXT.EMAIL", 10))
continue;
if (strncmp(d->d_name, "EMAIL.", 6))
continue;
sscanf(d->d_name, "EMAIL.%u", &emailnum);
if (emailnum > maxemailnum)
maxemailnum = emailnum;
sprintf(filename, "%s/%s", dirname, d->d_name);
printf("** Processing file %s [%u] ...\n", filename, emailnum);
fp = fopen(filename, "r");
if (!fp) {
closedir(dp);
printf("Can't open %s\n", filename);
continue;
}
headers = 1;
headerchars = 0;
hdrs.emailnum = emailnum;
hdrs.skipbytes = 0; // Just in case it doesn't get set
hdrs.status = 'N';
hdrs.tag = ' ';
while ((chars = get_line(fp)) != -1) {
if (headers) {
headerchars += chars;
if (!strncmp(linebuf, "Date: ", 6)) {
copyheader(hdrs.date, linebuf + 6, 39);
hdrs.date[39] = '\0';
}
if (!strncmp(linebuf, "From: ", 6)) {
copyheader(hdrs.from, linebuf + 6, 79);
hdrs.from[79] = '\0';
}
if (!strncmp(linebuf, "To: ", 4)) {
copyheader(hdrs.to, linebuf + 4, 79);
hdrs.to[79] = '\0';
}
if (!strncmp(linebuf, "Cc: ", 4)) {
copyheader(hdrs.cc, linebuf + 4, 79);
hdrs.cc[79] = '\0';
}
if (!strncmp(linebuf, "Subject: ", 9)) {
copyheader(hdrs.subject, linebuf + 9, 79);
hdrs.subject[79] = '\0';
}
if (linebuf[0] == '\r') {
headers = 0;
hdrs.skipbytes = headerchars;
}
}
}
fclose(fp);
update_email_db(&hdrs);
}
closedir(dp);
write_next_email(maxemailnum + 1);
printf("Rebuilt %s/EMAIL.DB\n", dirname);
printf("Rebuilt %s/NEXT.EMAIL\n\n", dirname);
}
void main(void) {
videomode(VIDEOMODE_80COL);
printf("%c%s Rebuild EMAIL.DB Utility%c\n", 0x0f, PROGNAME, 0x0e);
printf("\nEnter full path to the mailbox to rebuild> ");
fgets(dirname, 128, stdin);
dirname[strlen(dirname) - 1] = '\0'; // Eat '\r'
if (strlen(dirname) == 0) {
printf("\nCancelled\n");
confirm_exit();
}
printf("\nUpdating %s ...\n", dirname);
repair_mailbox();
confirm_exit();
}

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@ -6,8 +6,6 @@
// Bobbi June 2020
/////////////////////////////////////////////////////////////////
// TODO: Email rebuild mode to recreate mailbox given a directory of messages
#include <cc65.h>
#include <errno.h>
#include <ctype.h>
@ -460,8 +458,7 @@ void update_sent_mbox(char *name) {
copyheader(hdrs.subject, linebuf + 9, 79);
hdrs.subject[79] = '\0';
}
//if (linebuf[0] == '\r') {
if (strlen(linebuf) < 10) {
if (linebuf[0] == '\r') {
headers = 0;
hdrs.skipbytes = headerchars;
}