bbs/magicka
Archived
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

first attempt at www downlods WIP

Browse Source
This commit is contained in:
Andrew Pamment 2018-01-23 20:57:58 +10:00
parent 9ee460ca51
commit 84a3d271df
18 changed files with 1318 additions and 12 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

28
STRINGS.CHANGES Normal file
View File

@ -0,0 +1,28 @@
New / Changed Strings in dist/magicka.strings
--------------------------------------------------------------
If you are using your own custom strings file, you will need
to add / modify the new string on the line specified. Be sure
to remove the start and end quotation marks.
Changes from v0.8-alpha -> v0.9-alpha
--------------------------------------------------------------
LINE: 255 NEW
OLDSTRING: (NONE)
NEWSTRING: "\r\n\e[1;37mSending file %s...\r\n"
LINE 256 NEW
OLDSTRING: (NONE)
NEWSTRING: "\r\n\e[1;34mFilename\e[1;30m: \e[1;37m%s\e[0m\r\n"
LINE 257 NEW
OLDSTRING: (NONE)
NEWSTRING: " \e[1;34mURL\e[1;30m: \e[1;37m%s\e[0m\r\n"
LINE 258 NEW
OLDSTRING: (NONE)
NEWSTRING: "\r\n\e[1;31mError creating URL!\e[0m\r\n"
LINE 259 NEW
OLDSTRING: (NONE)
NEWSTRING: "\e[1;33mSorry this BBS does not have the webserver enabled.\e[0m\r\n"

831
deps/hashids/hashids.c vendored Normal file
View File

@ -0,0 +1,831 @@
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <stdarg.h>
#include <math.h>
#include "hashids.h"
/* branch prediction hinting */
#ifndef __has_builtin
# define __has_builtin(x) (0)
#endif
#if defined(__builtin_expect) || __has_builtin(__builtin_expect)
# define HASHIDS_LIKELY(x) (__builtin_expect(!!(x), 1))
# define HASHIDS_UNLIKELY(x) (__builtin_expect(!!(x), 0))
#else
# define HASHIDS_LIKELY(x) (x)
# define HASHIDS_UNLIKELY(x) (x)
#endif
/* thread-local storage */
#ifndef TLS
#define TLS
#endif
/* thread-safe hashids_errno indirection */
TLS int __hashids_errno_val;
int *
__hashids_errno_addr()
{
return &__hashids_errno_val;
}
/* default alloc() implementation */
static inline void *
hashids_alloc_f(size_t size)
{
return calloc(size, 1);
}
/* default free() implementation */
static inline void
hashids_free_f(void *ptr)
{
free(ptr);
}
void *(*_hashids_alloc)(size_t size) = hashids_alloc_f;
void (*_hashids_free)(void *ptr) = hashids_free_f;
/* fast ceil(x / y) for size_t arguments */
static inline size_t
hashids_div_ceil_size_t(size_t x, size_t y)
{
return x / y + !!(x % y);
}
/* fast ceil(x / y) for unsigned short arguments */
static inline unsigned short
hashids_div_ceil_unsigned_short(unsigned short x, unsigned short y) {
return x / y + !!(x % y);
}
/* fast log2(x) for unsigned long long */
const unsigned short hashids_log2_64_tab[64] = {
63, 0, 58, 1, 59, 47, 53, 2,
60, 39, 48, 27, 54, 33, 42, 3,
61, 51, 37, 40, 49, 18, 28, 20,
55, 30, 34, 11, 43, 14, 22, 4,
62, 57, 46, 52, 38, 26, 32, 41,
50, 36, 17, 19, 29, 10, 13, 21,
56, 45, 25, 31, 35, 16, 9, 12,
44, 24, 15, 8, 23, 7, 6, 5
};
static inline unsigned short
hashids_log2_64(unsigned long long x)
{
x |= x >> 1;
x |= x >> 2;
x |= x >> 4;
x |= x >> 8;
x |= x >> 16;
x |= x >> 32;
/* pure evil : ieee abuse */
return hashids_log2_64_tab[
((unsigned long long)((x - (x >> 1)) * 0x07EDD5E59A4E28C2)) >> 58];
}
/* shuffle loop step */
#define hashids_shuffle_step(iter) \
if (i == 0) { break; } \
if (v == salt_length) { v = 0; } \
p += salt[v]; j = (salt[v] + v + p) % (iter); \
temp = str[(iter)]; str[(iter)] = str[j]; str[j] = temp; \
--i; ++v;
/* consistent shuffle */
void
hashids_shuffle(char *str, size_t str_length, char *salt, size_t salt_length)
{
ssize_t i;
size_t j, v, p;
char temp;
/* meh, meh */
if (!salt_length) {
return;
}
/* pure evil : loop unroll */
for (i = str_length - 1, v = 0, p = 0; i > 0; /* empty */) {
switch (i % 32) {
case 31: hashids_shuffle_step(i);
case 30: hashids_shuffle_step(i);
case 29: hashids_shuffle_step(i);
case 28: hashids_shuffle_step(i);
case 27: hashids_shuffle_step(i);
case 26: hashids_shuffle_step(i);
case 25: hashids_shuffle_step(i);
case 24: hashids_shuffle_step(i);
case 23: hashids_shuffle_step(i);
case 22: hashids_shuffle_step(i);
case 21: hashids_shuffle_step(i);
case 20: hashids_shuffle_step(i);
case 19: hashids_shuffle_step(i);
case 18: hashids_shuffle_step(i);
case 17: hashids_shuffle_step(i);
case 16: hashids_shuffle_step(i);
case 15: hashids_shuffle_step(i);
case 14: hashids_shuffle_step(i);
case 13: hashids_shuffle_step(i);
case 12: hashids_shuffle_step(i);
case 11: hashids_shuffle_step(i);
case 10: hashids_shuffle_step(i);
case 9: hashids_shuffle_step(i);
case 8: hashids_shuffle_step(i);
case 7: hashids_shuffle_step(i);
case 6: hashids_shuffle_step(i);
case 5: hashids_shuffle_step(i);
case 4: hashids_shuffle_step(i);
case 3: hashids_shuffle_step(i);
case 2: hashids_shuffle_step(i);
case 1: hashids_shuffle_step(i);
case 0: hashids_shuffle_step(i);
}
}
}
/* "destructor" */
void
hashids_free(hashids_t *hashids)
{
if (hashids) {
if (hashids->alphabet) {
_hashids_free(hashids->alphabet);
}
if (hashids->alphabet_copy_1) {
_hashids_free(hashids->alphabet_copy_1);
}
if (hashids->alphabet_copy_2) {
_hashids_free(hashids->alphabet_copy_2);
}
if (hashids->salt) {
_hashids_free(hashids->salt);
}
if (hashids->separators) {
_hashids_free(hashids->separators);
}
if (hashids->guards) {
_hashids_free(hashids->guards);
}
_hashids_free(hashids);
}
}
/* common init */
hashids_t *
hashids_init3(const char *salt, size_t min_hash_length, const char *alphabet)
{
hashids_t *result;
size_t i, j, len;
char ch, *p;
hashids_errno = HASHIDS_ERROR_OK;
/* allocate the structure */
result = _hashids_alloc(sizeof(hashids_t));
if (HASHIDS_UNLIKELY(!result)) {
hashids_errno = HASHIDS_ERROR_ALLOC;
return NULL;
}
/* allocate enough space for the alphabet */
len = strlen(alphabet) + 1;
result->alphabet = _hashids_alloc(len);
/* extract only the unique characters */
result->alphabet[0] = '\0';
for (i = 0, j = 0; i < len; ++i) {
ch = alphabet[i];
if (!strchr(result->alphabet, ch)) {
result->alphabet[j++] = ch;
}
}
result->alphabet[j] = '\0';
/* store alphabet length */
result->alphabet_length = j;
/* check length and whitespace */
if (result->alphabet_length < HASHIDS_MIN_ALPHABET_LENGTH) {
hashids_free(result);
hashids_errno = HASHIDS_ERROR_ALPHABET_LENGTH;
return NULL;
}
if (strchr(result->alphabet, 0x20) || strchr(result->alphabet, 0x09)) {
hashids_free(result);
hashids_errno = HASHIDS_ERROR_ALPHABET_SPACE;
return NULL;
}
/* copy salt */
result->salt_length = salt ? strlen(salt) : 0;
result->salt = _hashids_alloc(result->salt_length + 1);
if (HASHIDS_UNLIKELY(!result->salt)) {
hashids_free(result);
hashids_errno = HASHIDS_ERROR_ALLOC;
return NULL;
}
strncpy(result->salt, salt, result->salt_length);
/* allocate enough space for separators */
len = strlen(HASHIDS_DEFAULT_SEPARATORS);
j = (size_t)
(ceil((float)result->alphabet_length / HASHIDS_SEPARATOR_DIVISOR) + 1);
if (j < len + 1) {
j = len + 1;
}
result->separators = _hashids_alloc(j);
if (HASHIDS_UNLIKELY(!result->separators)) {
hashids_free(result);
hashids_errno = HASHIDS_ERROR_ALLOC;
return NULL;
}
/* take default separators out of the alphabet */
for (i = 0, j = 0; i < strlen(HASHIDS_DEFAULT_SEPARATORS); ++i) {
ch = HASHIDS_DEFAULT_SEPARATORS[i];
/* check if separator is actually in the used alphabet */
if ((p = strchr(result->alphabet, ch))) {
result->separators[j++] = ch;
/* remove that separator */
memmove(p, p + 1,
strlen(result->alphabet) - (p - result->alphabet));
}
}
/* store separators length */
result->separators_count = j;
/* subtract separators count from alphabet length */
result->alphabet_length -= result->separators_count;
/* shuffle the separators */
if (result->separators_count) {
hashids_shuffle(result->separators, result->separators_count,
result->salt, result->salt_length);
}
/* check if we have any/enough separators */
if (!result->separators_count
|| (((float)result->alphabet_length / (float)result->separators_count)
> HASHIDS_SEPARATOR_DIVISOR)) {
size_t separators_count = (size_t)ceil(
(float)result->alphabet_length / HASHIDS_SEPARATOR_DIVISOR);
if (separators_count == 1) {
separators_count = 2;
}
if (separators_count > result->separators_count) {
/* we need more separators - get some from alphabet */
size_t diff = separators_count - result->separators_count;
strncat(result->separators, result->alphabet, diff);
memmove(result->alphabet, result->alphabet + diff,
result->alphabet_length - diff + 1);
result->separators_count += diff;
result->alphabet_length -= diff;
} else {
/* we have more than enough - truncate */
result->separators[separators_count] = '\0';
result->separators_count = separators_count;
}
}
/* shuffle alphabet */
hashids_shuffle(result->alphabet, result->alphabet_length,
result->salt, result->salt_length);
/* allocate guards */
result->guards_count = hashids_div_ceil_size_t(result->alphabet_length,
HASHIDS_GUARD_DIVISOR);
result->guards = _hashids_alloc(result->guards_count + 1);
if (HASHIDS_UNLIKELY(!result->guards)) {
hashids_free(result);
hashids_errno = HASHIDS_ERROR_ALLOC;
return NULL;
}
if (HASHIDS_UNLIKELY(result->alphabet_length < 3)) {
/* take some from separators */
strncpy(result->guards, result->separators, result->guards_count);
memmove(result->separators, result->separators + result->guards_count,
result->separators_count - result->guards_count + 1);
result->separators_count -= result->guards_count;
} else {
/* take them from alphabet */
strncpy(result->guards, result->alphabet, result->guards_count);
memmove(result->alphabet, result->alphabet + result->guards_count,
result->alphabet_length - result->guards_count + 1);
result->alphabet_length -= result->guards_count;
}
/* allocate enough space for the alphabet copies */
result->alphabet_copy_1 = _hashids_alloc(result->alphabet_length + 1);
result->alphabet_copy_2 = _hashids_alloc(result->alphabet_length + 1);
if (HASHIDS_UNLIKELY(!result->alphabet || !result->alphabet_copy_1
|| !result->alphabet_copy_2)) {
hashids_free(result);
hashids_errno = HASHIDS_ERROR_ALLOC;
return NULL;
}
/* set min hash length */
result->min_hash_length = min_hash_length;
/* return result happily */
return result;
}
/* init with salt and minimum hash length */
hashids_t *
hashids_init2(const char *salt, size_t min_hash_length)
{
return hashids_init3(salt, min_hash_length, HASHIDS_DEFAULT_ALPHABET);
}
/* init with hash only */
hashids_t *
hashids_init(const char *salt)
{
return hashids_init2(salt, HASHIDS_DEFAULT_MIN_HASH_LENGTH);
}
/* estimate buffer size (generic) */
size_t
hashids_estimate_encoded_size(hashids_t *hashids,
size_t numbers_count, unsigned long long *numbers)
{
int i, result_len;
for (i = 0, result_len = 1; i < numbers_count; ++i) {
if (numbers[i] == 0) {
result_len += 2;
} else if (numbers[i] == 0xFFFFFFFFFFFFFFFFull) {
result_len += hashids_div_ceil_unsigned_short(
hashids_log2_64(numbers[i]),
hashids_log2_64(hashids->alphabet_length)) - 1;
} else {
result_len += hashids_div_ceil_unsigned_short(
hashids_log2_64(numbers[i] + 1),
hashids_log2_64(hashids->alphabet_length));
}
}
if (numbers_count > 1) {
result_len += numbers_count - 1;
}
if (result_len < hashids->min_hash_length) {
result_len = hashids->min_hash_length;
}
return result_len + 2 /* fast log2 & ceil sometimes undershoot by 1 */;
}
/* estimate buffer size (variadic) */
size_t
hashids_estimate_encoded_size_v(hashids_t *hashids,
size_t numbers_count, ...)
{
size_t i, result;
unsigned long long *numbers;
va_list ap;
numbers = _hashids_alloc(numbers_count * sizeof(unsigned long long));
if (HASHIDS_UNLIKELY(!numbers)) {
hashids_errno = HASHIDS_ERROR_ALLOC;
return 0;
}
va_start(ap, numbers_count);
for (i = 0; i < numbers_count; ++i) {
numbers[i] = va_arg(ap, unsigned long long);
}
va_end(ap);
result = hashids_estimate_encoded_size(hashids, numbers_count, numbers);
_hashids_free(numbers);
return result;
}
/* encode many (generic) */
size_t
hashids_encode(hashids_t *hashids, char *buffer,
size_t numbers_count, unsigned long long *numbers)
{
/* bail out if no numbers */
if (HASHIDS_UNLIKELY(!numbers_count)) {
buffer[0] = '\0';
return 0;
}
size_t i, j, result_len, guard_index, half_length_ceil, half_length_floor;
unsigned long long number, number_copy, numbers_hash;
int p_max;
char lottery, ch, temp_ch, *p, *buffer_end, *buffer_temp;
/* return an estimation if no buffer */
if (HASHIDS_UNLIKELY(!buffer)) {
return hashids_estimate_encoded_size(hashids, numbers_count, numbers);
}
/* copy the alphabet into internal buffer 1 */
strncpy(hashids->alphabet_copy_1, hashids->alphabet,
hashids->alphabet_length);
/* walk arguments once and generate a hash */
for (i = 0, numbers_hash = 0; i < numbers_count; ++i) {
number = numbers[i];
numbers_hash += number % (i + 100);
}
/* lottery character */
lottery = hashids->alphabet[numbers_hash % hashids->alphabet_length];
/* start output buffer with it (or don't) */
buffer[0] = lottery;
buffer_end = buffer + 1;
/* alphabet-like buffer used for salt at each iteration */
hashids->alphabet_copy_2[0] = lottery;
hashids->alphabet_copy_2[1] = '\0';
strncat(hashids->alphabet_copy_2, hashids->salt,
hashids->alphabet_length - 1);
p = hashids->alphabet_copy_2 + hashids->salt_length + 1;
p_max = hashids->alphabet_length - 1 - hashids->salt_length;
if (p_max > 0) {
strncat(hashids->alphabet_copy_2, hashids->alphabet,
p_max);
} else {
hashids->alphabet_copy_2[hashids->alphabet_length] = '\0';
}
for (i = 0; i < numbers_count; ++i) {
/* take number */
number = number_copy = numbers[i];
/* create a salt for this iteration */
if (p_max > 0) {
strncpy(p, hashids->alphabet_copy_1, p_max);
}
/* shuffle the alphabet */
hashids_shuffle(hashids->alphabet_copy_1, hashids->alphabet_length,
hashids->alphabet_copy_2, hashids->alphabet_length);
/* hash the number */
buffer_temp = buffer_end;
do {
ch = hashids->alphabet_copy_1[number % hashids->alphabet_length];
*buffer_end++ = ch;
number /= hashids->alphabet_length;
} while (number);
/* reverse the hash we got */
for (j = 0; j < (buffer_end - buffer_temp) / 2; ++j) {
temp_ch = *(buffer_temp + j);
*(buffer_temp + j) = *(buffer_end - 1 - j);
*(buffer_end - 1 - j) = temp_ch;
}
if (i + 1 < numbers_count) {
number_copy %= ch + i;
*buffer_end = hashids->separators[number_copy %
hashids->separators_count];
++buffer_end;
}
}
/* intermediate string length */
result_len = buffer_end - buffer;
if (result_len < hashids->min_hash_length) {
/* add a guard before the encoded numbers */
guard_index = (numbers_hash + buffer[0]) % hashids->guards_count;
memmove(buffer + 1, buffer, result_len);
buffer[0] = hashids->guards[guard_index];
++result_len;
if (result_len < hashids->min_hash_length) {
/* add a guard after the encoded numbers */
guard_index = (numbers_hash + buffer[2]) % hashids->guards_count;
buffer[result_len] = hashids->guards[guard_index];
++result_len;
/* pad with half alphabet before and after */
half_length_ceil = hashids_div_ceil_size_t(
hashids->alphabet_length, 2);
half_length_floor = floor((float)hashids->alphabet_length / 2);
/* pad, pad, pad */
while (result_len < hashids->min_hash_length) {
/* shuffle the alphabet */
strncpy(hashids->alphabet_copy_2, hashids->alphabet_copy_1,
hashids->alphabet_length);
hashids_shuffle(hashids->alphabet_copy_1,
hashids->alphabet_length, hashids->alphabet_copy_2,
hashids->alphabet_length);
/* left pad from the end of the alphabet */
i = hashids_div_ceil_size_t(
hashids->min_hash_length - result_len, 2);
/* right pad from the beginning */
j = floor((float)(hashids->min_hash_length - result_len) / 2);
/* check bounds */
if (i > half_length_ceil) {
i = half_length_ceil;
}
if (j > half_length_floor) {
j = half_length_floor;
}
/* handle excessively excessive excess */
if ((i + j) % 2 == 0 && hashids->alphabet_length % 2 == 1) {
++i; --j;
}
/* move the current result to "center" */
memmove(buffer + i, buffer, result_len);
/* pad left */
memmove(buffer,
hashids->alphabet_copy_1 + hashids->alphabet_length - i, i);
/* pad right */
memmove(buffer + i + result_len, hashids->alphabet_copy_1, j);
/* increment result_len */
result_len += i + j;
}
}
}
buffer[result_len] = '\0';
return result_len;
}
/* encode many (variadic) */
size_t
hashids_encode_v(hashids_t *hashids, char *buffer,
size_t numbers_count, ...)
{
int i;
size_t result;
unsigned long long *numbers;
va_list ap;
numbers = _hashids_alloc(numbers_count * sizeof(unsigned long long));
if (HASHIDS_UNLIKELY(!numbers)) {
hashids_errno = HASHIDS_ERROR_ALLOC;
return 0;
}
va_start(ap, numbers_count);
for (i = 0; i < numbers_count; ++i) {
numbers[i] = va_arg(ap, unsigned long long);
}
va_end(ap);
result = hashids_encode(hashids, buffer, numbers_count, numbers);
_hashids_free(numbers);
return result;
}
/* encode one */
size_t
hashids_encode_one(hashids_t *hashids, char *buffer,
unsigned long long number)
{
return hashids_encode(hashids, buffer, 1, &number);
}
/* numbers count */
size_t
hashids_numbers_count(hashids_t *hashids, char *str)
{
size_t numbers_count;
char ch, *p;
/* skip characters until we find a guard */
if (hashids->min_hash_length) {
p = str;
while ((ch = *p)) {
if (strchr(hashids->guards, ch)) {
str = p + 1;
break;
}
p++;
}
}
/* parse */
numbers_count = 0;
while ((ch = *str)) {
if (strchr(hashids->guards, ch)) {
break;
}
if (strchr(hashids->separators, ch)) {
numbers_count++;
str++;
continue;
}
if (!strchr(hashids->alphabet, ch)) {
hashids_errno = HASHIDS_ERROR_INVALID_HASH;
return 0;
}
str++;
}
/* account for the last number */
return numbers_count + 1;
}
/* decode */
size_t
hashids_decode(hashids_t *hashids, char *str,
unsigned long long *numbers)
{
size_t numbers_count;
unsigned long long number;
char lottery, ch, *p, *c;
int p_max;
numbers_count = hashids_numbers_count(hashids, str);
if (!numbers) {
return numbers_count;
}
/* skip characters until we find a guard */
if (hashids->min_hash_length) {
p = str;
while ((ch = *p)) {
if (strchr(hashids->guards, ch)) {
str = p + 1;
break;
}
p++;
}
}
/* get the lottery character */
lottery = *str++;
/* copy the alphabet into internal buffer 1 */
strncpy(hashids->alphabet_copy_1, hashids->alphabet,
hashids->alphabet_length);
/* alphabet-like buffer used for salt at each iteration */
hashids->alphabet_copy_2[0] = lottery;
hashids->alphabet_copy_2[1] = '\0';
strncat(hashids->alphabet_copy_2, hashids->salt,
hashids->alphabet_length - 1);
p = hashids->alphabet_copy_2 + hashids->salt_length + 1;
p_max = hashids->alphabet_length - 1 - hashids->salt_length;
if (p_max > 0) {
strncat(hashids->alphabet_copy_2, hashids->alphabet,
p_max);
} else {
hashids->alphabet_copy_2[hashids->alphabet_length] = '\0';
}
/* first shuffle */
hashids_shuffle(hashids->alphabet_copy_1, hashids->alphabet_length,
hashids->alphabet_copy_2, hashids->alphabet_length);
/* parse */
number = 0;
while ((ch = *str)) {
if (strchr(hashids->guards, ch)) {
break;
}
if (strchr(hashids->separators, ch)) {
*numbers++ = number;
number = 0;
/* resalt the alphabet */
if (p_max > 0) {
strncpy(p, hashids->alphabet_copy_1, p_max);
}
hashids_shuffle(hashids->alphabet_copy_1, hashids->alphabet_length,
hashids->alphabet_copy_2, hashids->alphabet_length);
str++;
continue;
}
if (!(c = strchr(hashids->alphabet_copy_1, ch))) {
hashids_errno = HASHIDS_ERROR_INVALID_HASH;
return 0;
}
number *= hashids->alphabet_length;
number += c - hashids->alphabet_copy_1;
str++;
}
/* store last number */
*numbers = number;
return numbers_count;
}
/* encode hex */
size_t
hashids_encode_hex(hashids_t *hashids, char *buffer,
const char *hex_str)
{
int len;
char *temp, *p;
size_t result;
unsigned long long number;
len = strlen(hex_str);
temp = _hashids_alloc(len + 2);
if (!temp) {
hashids_errno = HASHIDS_ERROR_ALLOC;
return 0;
}
temp[0] = '1';
strncpy(temp + 1, hex_str, len);
number = strtoull(temp, &p, 16);
if (p == temp) {
_hashids_free(temp);
hashids_errno = HASHIDS_ERROR_INVALID_NUMBER;
return 0;
}
result = hashids_encode(hashids, buffer, 1, &number);
_hashids_free(temp);
return result;
}
/* decode hex */
size_t
hashids_decode_hex(hashids_t *hashids, char *str, char *output)
{
size_t result, i;
unsigned long long number;
char ch, *temp;
result = hashids_numbers_count(hashids, str);
if (result != 1) {
return 0;
}
result = hashids_decode(hashids, str, &number);
if (result != 1) {
return 0;
}
temp = output;
do {
ch = number % 16;
if (ch > 9) {
ch += 'A' - 10;
} else {
ch += '0';
}
*temp++ = (char)ch;
number /= 16;
} while (number);
temp--;
*temp = 0;
for (i = 0; i < (temp - output) / 2; ++i) {
ch = *(output + i);
*(output + i) = *(temp - 1 - i);
*(temp - 1 - i) = ch;
}
return 1;
}

122
deps/hashids/hashids.h vendored Normal file
View File

@ -0,0 +1,122 @@
#ifndef HASHIDS_H
#define HASHIDS_H 1
#include <stdlib.h>
/* version constants */
#define HASHIDS_VERSION "1.1.5"
#define HASHIDS_VERSION_MAJOR 1
#define HASHIDS_VERSION_MINOR 1
#define HASHIDS_VERSION_PATCH 5
/* minimal alphabet length */
#define HASHIDS_MIN_ALPHABET_LENGTH 16u
/* separator divisor */
#define HASHIDS_SEPARATOR_DIVISOR 3.5f
/* guard divisor */
#define HASHIDS_GUARD_DIVISOR 12u
/* default salt */
#define HASHIDS_DEFAULT_SALT ""
/* default minimal hash length */
#define HASHIDS_DEFAULT_MIN_HASH_LENGTH 0u
/* default alphabet */
#define HASHIDS_DEFAULT_ALPHABET "abcdefghijklmnopqrstuvwxyz" \
"ABCDEFGHIJKLMNOPQRSTUVWXYZ" \
"1234567890"
/* default separators */
#define HASHIDS_DEFAULT_SEPARATORS "cfhistuCFHISTU"
/* error codes */
#define HASHIDS_ERROR_OK 0
#define HASHIDS_ERROR_ALLOC -1
#define HASHIDS_ERROR_ALPHABET_LENGTH -2
#define HASHIDS_ERROR_ALPHABET_SPACE -3
#define HASHIDS_ERROR_INVALID_HASH -4
#define HASHIDS_ERROR_INVALID_NUMBER -5
/* thread-safe hashids_errno indirection */
extern int *__hashids_errno_addr();
#define hashids_errno (*__hashids_errno_addr())
/* alloc & free */
extern void *(*_hashids_alloc)(size_t size);
extern void (*_hashids_free)(void *ptr);
/* the hashids "object" */
struct hashids_s {
char *alphabet;
char *alphabet_copy_1;
char *alphabet_copy_2;
size_t alphabet_length;
char *salt;
size_t salt_length;
char *separators;
size_t separators_count;
char *guards;
size_t guards_count;
size_t min_hash_length;
};
typedef struct hashids_s hashids_t;
/* exported function definitions */
void
hashids_shuffle(char *str, size_t str_length, char *salt, size_t salt_length);
void
hashids_free(hashids_t *hashids);
hashids_t *
hashids_init3(const char *salt, size_t min_hash_length,
const char *alphabet);
hashids_t *
hashids_init2(const char *salt, size_t min_hash_length);
hashids_t *
hashids_init(const char *salt);
size_t
hashids_estimate_encoded_size(hashids_t *hashids,
size_t numbers_count, unsigned long long *numbers);
size_t
hashids_estimate_encoded_size_v(hashids_t *hashids,
size_t numbers_count, ...);
size_t
hashids_encode(hashids_t *hashids, char *buffer,
size_t numbers_count, unsigned long long *numbers);
size_t
hashids_encode_v(hashids_t *hashids, char *buffer,
size_t numbers_count, ...);
size_t
hashids_encode_one(hashids_t *hashids, char *buffer,
unsigned long long number);
size_t
hashids_numbers_count(hashids_t *hashids, char *str);
size_t
hashids_decode(hashids_t *hashids, char *str,
unsigned long long *numbers);
size_t
hashids_encode_hex(hashids_t *hashids, char *buffer,
const char *hex_str);
size_t
hashids_decode_hex(hashids_t *hashids, char *str, char *output);
#endif

5
dist/magicka.strings vendored
View File

@ -252,3 +252,8 @@ File exists!\r\n
\e[1;37;44mChoose an Area in %s\e[K \e[1;37;44mChoose an Area in %s\e[K
\e[1;37;44mChoose an Subdir in %s\e[K \e[1;37;44mChoose an Subdir in %s\e[K
\e[1;37;44mChoose a Directory\e[K \e[1;37;44mChoose a Directory\e[K
\r\n\e[1;37mSending file %s...\r\n
\r\n\e[1;34mFilename\e[1;30m: \e[1;37m%s\e[0m\r\n
\e[1;34mURL\e[1;30m: \e[1;37m%s\e[0m\r\n
\r\n\e[1;31mError creating URL!\e[0m\r\n
\e[1;33mSorry this BBS does not have the webserver enabled.\e[0m\r\n

3
dist/menus/file.mnu vendored
View File

@ -16,6 +16,9 @@ COMMAND UPLOAD
HOTKEY D HOTKEY D
COMMAND DOWNLOAD COMMAND DOWNLOAD
HOTKEY W
COMMAND GENWWWURLS
HOTKEY C HOTKEY C
COMMAND CLEARTAGGED COMMAND CLEARTAGGED

2
src/Makefile.freebsd.WWW
View File

@ -34,7 +34,7 @@ $(CDK):
cd ../deps/cdk-5.0-20161210/ && export CPPFLAGS=-I/usr/local/include && ./configure --with-ncurses cd ../deps/cdk-5.0-20161210/ && export CPPFLAGS=-I/usr/local/include && ./configure --with-ncurses
cd ../deps/cdk-5.0-20161210/ && $(MAKE) cd ../deps/cdk-5.0-20161210/ && $(MAKE)
OBJ = ../deps/aha/aha.o inih/ini.o bbs.o main.o users.o main_menu.o mail_menu.o doors.o bbs_list.o chat_system.o email.o files.o settings.o lua_glue.o strings.o bluewave.o www.o www_email.o www_msgs.o www_last10.o hashmap/hashmap.o menus.o OBJ = ../deps/aha/aha.o ../deps/hashids/hashids.o inih/ini.o bbs.o main.o users.o main_menu.o mail_menu.o doors.o bbs_list.o chat_system.o email.o files.o settings.o lua_glue.o strings.o bluewave.o www.o www_email.o www_msgs.o www_last10.o www_files.o hashmap/hashmap.o menus.o
%.o: %.c $(DEPS) %.o: %.c $(DEPS)
$(CC) -c -o $@ $< $(CFLAGS) $(CC) -c -o $@ $< $(CFLAGS)

2
src/Makefile.linux.WWW
View File

@ -34,7 +34,7 @@ $(CDK):
cd ../deps/cdk-5.0-20161210/ && ./configure cd ../deps/cdk-5.0-20161210/ && ./configure
cd ../deps/cdk-5.0-20161210/ && $(MAKE) cd ../deps/cdk-5.0-20161210/ && $(MAKE)
OBJ = ../deps/aha/aha.o inih/ini.o bbs.o main.o users.o main_menu.o mail_menu.o doors.o bbs_list.o chat_system.o email.o files.o settings.o lua_glue.o strings.o www.o www_email.o www_msgs.o www_last10.o bluewave.o hashmap/hashmap.o menus.o OBJ = ../deps/aha/aha.o ../deps/hashids/hashids.o inih/ini.o bbs.o main.o users.o main_menu.o mail_menu.o doors.o bbs_list.o chat_system.o email.o files.o settings.o lua_glue.o strings.o www.o www_email.o www_msgs.o www_last10.o www_files.o bluewave.o hashmap/hashmap.o menus.o
%.o: %.c $(DEPS) %.o: %.c $(DEPS)
$(CC) -c -o $@ $< $(CFLAGS) $(CC) -c -o $@ $< $(CFLAGS)

2
src/Makefile.netbsd.WWW
View File

@ -34,7 +34,7 @@ $(CDK):
cd ../deps/cdk-5.0-20161210/ && export CPPFLAGS=-I/usr/pkg/include && ./configure --with-ncurses cd ../deps/cdk-5.0-20161210/ && export CPPFLAGS=-I/usr/pkg/include && ./configure --with-ncurses
cd ../deps/cdk-5.0-20161210/ && $(MAKE) cd ../deps/cdk-5.0-20161210/ && $(MAKE)
OBJ = ../deps/aha/aha.o inih/ini.o bbs.o main.o users.o main_menu.o mail_menu.o doors.o bbs_list.o chat_system.o email.o files.o settings.o lua_glue.o strings.o bluewave.o www.o www_email.o www_msgs.o www_last10.o hashmap/hashmap.o menus.o OBJ = ../deps/aha/aha.o ../deps/hashids/hashids.o inih/ini.o bbs.o main.o users.o main_menu.o mail_menu.o doors.o bbs_list.o chat_system.o email.o files.o settings.o lua_glue.o strings.o bluewave.o www.o www_email.o www_msgs.o www_last10.o www_files.o hashmap/hashmap.o menus.o
%.o: %.c $(DEPS) %.o: %.c $(DEPS)
$(CC) -c -o $@ $< $(CFLAGS) $(CC) -c -o $@ $< $(CFLAGS)

2
src/Makefile.openbsd.WWW
View File

@ -34,7 +34,7 @@ $(CDK):
cd ../deps/cdk-5.0-20161210/ && export CPPFLAGS=-I/usr/pkg/include && ./configure --with-ncurses cd ../deps/cdk-5.0-20161210/ && export CPPFLAGS=-I/usr/pkg/include && ./configure --with-ncurses
cd ../deps/cdk-5.0-20161210/ && $(MAKE) cd ../deps/cdk-5.0-20161210/ && $(MAKE)
OBJ = ../deps/aha/aha.o inih/ini.o bbs.o main.o users.o main_menu.o mail_menu.o doors.o bbs_list.o chat_system.o email.o files.o settings.o lua_glue.o strings.o bluewave.o www.o www_email.o www_msgs.o www_last10.o hashmap/hashmap.o menus.o OBJ = ../deps/aha/aha.o ../deps/hashids/hashids.o inih/ini.o bbs.o main.o users.o main_menu.o mail_menu.o doors.o bbs_list.o chat_system.o email.o files.o settings.o lua_glue.o strings.o bluewave.o www.o www_email.o www_msgs.o www_last10.o www_files.o hashmap/hashmap.o menus.o
%.o: %.c $(DEPS) %.o: %.c $(DEPS)
$(CC) -c -o $@ $< $(CFLAGS) $(CC) -c -o $@ $< $(CFLAGS)

2
src/Makefile.osx.WWW
View File

@ -34,7 +34,7 @@ $(CDK):
cd ../deps/cdk-5.0-20161210/ && ./configure cd ../deps/cdk-5.0-20161210/ && ./configure
cd ../deps/cdk-5.0-20161210/ && $(MAKE) cd ../deps/cdk-5.0-20161210/ && $(MAKE)
OBJ = ../deps/aha/aha.o inih/ini.o bbs.o main.o users.o main_menu.o mail_menu.o doors.o bbs_list.o chat_system.o email.o files.o settings.o lua_glue.o strings.o www.o www_email.o www_msgs.o www_last10.o bluewave.o hashmap/hashmap.o menus.o OBJ = ../deps/aha/aha.o ../deps/hashids/hashids.o inih/ini.o bbs.o main.o users.o main_menu.o mail_menu.o doors.o bbs_list.o chat_system.o email.o files.o settings.o lua_glue.o strings.o www.o www_email.o www_msgs.o www_last10.o www_files.o bluewave.o hashmap/hashmap.o menus.o
%.o: %.c $(DEPS) %.o: %.c $(DEPS)
$(CC) -c -o $@ $< $(CFLAGS) $(CC) -c -o $@ $< $(CFLAGS)

2
src/Makefile.sunos.WWW
View File

@ -34,7 +34,7 @@ $(CDK):
cd ../deps/cdk-5.0-20161210/ && ./configure cd ../deps/cdk-5.0-20161210/ && ./configure
cd ../deps/cdk-5.0-20161210/ && $(MAKE) cd ../deps/cdk-5.0-20161210/ && $(MAKE)
OBJ = ../deps/aha/aha.o inih/ini.o bbs.o main.o users.o main_menu.o mail_menu.o doors.o bbs_list.o chat_system.o email.o files.o settings.o lua_glue.o strings.o www.o www_email.o www_msgs.o www_last10.o bluewave.o hashmap/hashmap.o menus.o os/sunos.o OBJ = ../deps/aha/aha.o ../deps/hashids/hashids.o inih/ini.o bbs.o main.o users.o main_menu.o mail_menu.o doors.o bbs_list.o chat_system.o email.o files.o settings.o lua_glue.o strings.o www.o www_email.o www_msgs.o www_last10.o bluewave.o www_files.o hashmap/hashmap.o menus.o os/sunos.o
%.o: %.c $(DEPS) %.o: %.c $(DEPS)
$(CC) -c -o $@ $< $(CFLAGS) $(CC) -c -o $@ $< $(CFLAGS)

3
src/bbs.c
View File

@ -895,6 +895,9 @@ tryagain:
unlink(buffer); unlink(buffer);
} }
#if defined(ENABLE_WWW)
www_expire_old_links();
#endif
// do post-login // do post-login
dolog("%s logged in, on node %d", user->loginname, mynode); dolog("%s logged in, on node %d", user->loginname, mynode);
broadcast("%s logged in, on node %d", user->loginname, mynode); broadcast("%s logged in, on node %d", user->loginname, mynode);

3
src/bbs.h
View File

@ -323,6 +323,7 @@ extern void next_file_sub(struct user_record *user);
extern void prev_file_sub(struct user_record *user); extern void prev_file_sub(struct user_record *user);
extern void file_scan(); extern void file_scan();
extern void file_search(); extern void file_search();
extern void genurls();
extern void lua_push_cfunctions(lua_State *L); extern void lua_push_cfunctions(lua_State *L);
extern void do_lua_script(char *script); extern void do_lua_script(char *script);
@ -350,6 +351,8 @@ extern char *www_msgs_messageview(struct user_record *user, int conference, int
extern int www_send_msg(struct user_record *user, char *to, char *subj, int conference, int area, char *replyid, char *body); extern int www_send_msg(struct user_record *user, char *to, char *subj, int conference, int area, char *replyid, char *body);
extern char *www_new_msg(struct user_record *user, int conference, int area); extern char *www_new_msg(struct user_record *user, int conference, int area);
extern char *www_last10(); extern char *www_last10();
extern void www_expire_old_links();
extern char *www_create_link(int dir, int sub, int fid);
#endif #endif
extern int menu_system(char *menufile); extern int menu_system(char *menufile);
#endif #endif

45
src/files.c
View File

@ -798,6 +798,42 @@ void download_zmodem(struct user_record *user, char *filename) {
} }
} }
void genurls() {
#if defined(ENABLE_WWW)
int i;
char *url;
for (i=0;i<tagged_count;i++) {
if (i % 6) {
// pause
s_printf(get_string(6));
s_getc();
}
url = www_create_link(tagged_files[i]->dir, tagged_files[i]->sub, tagged_files[i]->fid);
if (url != NULL) {
s_printf(get_string(255), basename(tagged_files[i]->filename));
s_printf(get_string(256), url);
free(url);
} else {
s_printf(get_string(257));
}
}
for (i=0;i<tagged_count;i++) {
free(tagged_files[i]->filename);
free(tagged_files[i]);
}
free(tagged_files);
tagged_count = 0;
#else
s_printf(get_string(258));
s_printf(get_string(6));
s_getc();
#endif
}
void download(struct user_record *user) { void download(struct user_record *user) {
int i; int i;
char *ssql = "select dlcount from files where filename like ?"; char *ssql = "select dlcount from files where filename like ?";
@ -810,6 +846,7 @@ void download(struct user_record *user) {
for (i=0;i<tagged_count;i++) { for (i=0;i<tagged_count;i++) {
s_printf(get_string(254), basename(tagged_files[i]->filename));
do_download(user, tagged_files[i]->filename); do_download(user, tagged_files[i]->filename);
@ -1324,15 +1361,15 @@ void list_files(struct user_record *user) {
} }
sqlite3_busy_timeout(db, 5000); sqlite3_busy_timeout(db, 5000);
rc = sqlite3_prepare_v2(db, sql, -1, &res, 0); rc = sqlite3_prepare_v2(db, sql, -1, &res, 0);
if (sql == nsql) {
sqlite3_bind_int(res, 1, userlaston);
}
if (rc != SQLITE_OK) { if (rc != SQLITE_OK) {
sqlite3_finalize(res);
sqlite3_close(db); sqlite3_close(db);
s_printf(get_string(68)); s_printf(get_string(68));
return; return;
} }
if (sql == nsql) {
sqlite3_bind_int(res, 1, userlaston);
}
files_c = 0; files_c = 0;

8
src/menus.c
View File

@ -54,6 +54,7 @@
#define MENU_FILESEARCH 44 #define MENU_FILESEARCH 44
#define MENU_DISPTXTFILE 45 #define MENU_DISPTXTFILE 45
#define MENU_DISPTXTFILEPAUSE 46 #define MENU_DISPTXTFILEPAUSE 46
#define MENU_GENWWWURLS 47
extern struct bbs_config conf; extern struct bbs_config conf;
extern struct user_record *gUser; extern struct user_record *gUser;
@ -212,7 +213,9 @@ int menu_system(char *menufile) {
menu[menu_items-1]->command = MENU_DISPTXTFILE; menu[menu_items-1]->command = MENU_DISPTXTFILE;
} else if (strncasecmp(&buffer[8], "DISPLAYTXTPAUSE", 15) == 0) { } else if (strncasecmp(&buffer[8], "DISPLAYTXTPAUSE", 15) == 0) {
menu[menu_items-1]->command = MENU_DISPTXTFILEPAUSE; menu[menu_items-1]->command = MENU_DISPTXTFILEPAUSE;
} } else if (strncasecmp(&buffer[8], "GENWWWURLS", 10) == 0) {
menu[menu_items-1]->command = MENU_GENWWWURLS;
}
} else if (strncasecmp(buffer, "SECLEVEL", 8) == 0) { } else if (strncasecmp(buffer, "SECLEVEL", 8) == 0) {
menu[menu_items-1]->seclevel = atoi(&buffer[9]); menu[menu_items-1]->seclevel = atoi(&buffer[9]);
} else if (strncasecmp(buffer, "DATA", 4) == 0) { } else if (strncasecmp(buffer, "DATA", 4) == 0) {
@ -531,6 +534,9 @@ int menu_system(char *menufile) {
s_printf(get_string(6)); s_printf(get_string(6));
s_getc(); s_getc();
break; break;
case MENU_GENWWWURLS:
genurls();
break;
default: default:
break; break;
} }

2
src/users.c
View File

@ -266,7 +266,7 @@ int inst_user(struct user_record *user) {
"exteditor INTEGER," "exteditor INTEGER,"
"bwavestyle INTEGER," "bwavestyle INTEGER,"
"signature TEXT," "signature TEXT,"
"autosig INT);"; "autosig INTEGER);";
char *insert_sql = "INSERT INTO users (loginname, password, salt, firstname," char *insert_sql = "INSERT INTO users (loginname, password, salt, firstname,"
"lastname, email, location, sec_level, last_on, time_left, cur_mail_conf, cur_mail_area, cur_file_dir, cur_file_sub, times_on, bwavepktno, archiver, protocol, nodemsgs, codepage, exteditor, bwavestyle, signature, autosig) VALUES(?,?, ?,?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)"; "lastname, email, location, sec_level, last_on, time_left, cur_mail_conf, cur_mail_area, cur_file_dir, cur_file_sub, times_on, bwavepktno, archiver, protocol, nodemsgs, codepage, exteditor, bwavestyle, signature, autosig) VALUES(?,?, ?,?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)";

31
src/www.c
View File

@ -415,6 +415,7 @@ int www_handler(void * cls, struct MHD_Connection * connection, const char * url
const char *val; const char *val;
int skip; int skip;
char *replyid; char *replyid;
char *filename;
// char *static_buffer; // char *static_buffer;
if (strcmp(method, "GET") == 0) { if (strcmp(method, "GET") == 0) {
@ -826,6 +827,36 @@ int www_handler(void * cls, struct MHD_Connection * connection, const char * url
return MHD_YES; return MHD_YES;
} }
} else if (strncasecmp(url, "/files/", 7) == 0) {
filename = www_decode_hash(&url[7]);
if (filename != NULL) {
if (stat(filename, &s) == 0 && S_ISREG(s.st_mode)) {
fno = open(buffer, O_RDONLY);
if (fno != -1) {
response = MHD_create_response_from_fd(s.st_size, fno);
MHD_add_response_header(response, MHD_HTTP_HEADER_CONTENT_TYPE, mime);
sprintf(buffer, "%ld", s.st_size);
MHD_add_response_header(response, MHD_HTTP_HEADER_CONTENT_LENGTH, buffer);
snprintf(buffer, PATH_MAX, "attachment; filename=\"%s\"", basename(filename));
MHD_add_response_header(response, MHD_HTTP_HEADER_CONTENT_DISPOSITION, buffer);
ret = MHD_queue_response (connection, MHD_HTTP_OK, response);
MHD_destroy_response (response);
free(header);
free(footer);
return ret;
}
}
free(filename);
}
if (www_404(header, footer, connection) != 0) {
free(header);
free(footer);
return MHD_NO;
}
free(header);
free(footer);
return MHD_YES;
} else { } else {
if (www_404(header, footer, connection) != 0) { if (www_404(header, footer, connection) != 0) {
free(header); free(header);

237
src/www_files.c Normal file
View File

@ -0,0 +1,237 @@
#if defined(ENABLE_WWW)
#include <string.h>
#include <time.h>
#include <sqlite3.h>
#include <libgen.h>
#include "bbs.h"
#include "../deps/hashids/hashids.h"
extern struct bbs_config conf;
extern struct user_record *gUser;
void www_expire_old_links() {
char buffer[PATH_MAX];
sqlite3 *db;
sqlite3_stmt *res;
int rc;
char sql[] = "delete from wwwhash where expire <= ?";
char *ret;
time_t now = time(NULL);
snprintf(buffer, PATH_MAX, "%s/www_file_hashes.sq3", conf.bbs_path);
rc = sqlite3_open(buffer, &db);
if (rc != SQLITE_OK) {
dolog("Cannot open database: %s", sqlite3_errmsg(db));
return;
}
sqlite3_busy_timeout(db, 5000);
rc = sqlite3_prepare_v2(db, sql, -1, &res, 0);
if (rc != SQLITE_OK) {
sqlite3_close(db);
return;
}
sqlite3_bind_int(res, 1, now);
sqlite3_step(res);
sqlite3_finalize(res);
sqlite3_close(db);
}
int www_check_hash_expired(char *hash) {
char buffer[PATH_MAX];
sqlite3 *db;
sqlite3_stmt *res;
int rc;
time_t now = time(NULL);
char sql[] = "select id from wwwhash where hash = ? and expire > ?";
snprintf(buffer, PATH_MAX, "%s/www_file_hashes.sq3", conf.bbs_path);
rc = sqlite3_open(buffer, &db);
if (rc != SQLITE_OK) {
return 1;
}
sqlite3_busy_timeout(db, 5000);
rc = sqlite3_prepare_v2(db, sql, -1, &res, 0);
if (rc != SQLITE_OK) {
sqlite3_close(db);
return 0;
}
sqlite3_bind_text(res, 1, hash, -1, 0);
sqlite3_bind_int(res, 2, now);
if (sqlite3_step(res) == SQLITE_ROW) {
sqlite3_finalize(res);
sqlite3_close(db);
return 0;
}
sqlite3_finalize(res);
sqlite3_close(db);
return 1;
}
void www_add_hash_to_db(char *hash, time_t expiry) {
char buffer[PATH_MAX];
sqlite3 *db;
sqlite3_stmt *res;
int rc;
char csql[] = "create table if not exists wwwhash (id INTEGER PRIMARY KEY, hash TEXT, expiry INTEGER)";
char chsql[] = "select id from wwwhash where hash = ?";
char usql[] = "update wwwhash SET expiry = ? WHERE hash = ?";
char isql[] = "insert into wwwhash (hash, expiry) values(?, ?)";
char *ret;
char *err_msg = 0;
snprintf(buffer, PATH_MAX, "%s/www_file_hashes.sq3", conf.bbs_path);
rc = sqlite3_open(buffer, &db);
if (rc != SQLITE_OK) {
return;
}
sqlite3_busy_timeout(db, 5000);
rc = sqlite3_exec(db, csql, 0, 0, &err_msg);
if (rc != SQLITE_OK) {
dolog("SQL error: %s", err_msg);
sqlite3_free(err_msg);
sqlite3_close(db);
return;
}
// first check if hash is in database
rc = sqlite3_prepare_v2(db, chsql, -1, &res, 0);
if (rc != SQLITE_OK) {
sqlite3_close(db);
return;
}
sqlite3_bind_text(res, 1, hash, -1, 0);
rc = sqlite3_step(res);
if (rc == SQLITE_ROW) {
// if so, update hash
sqlite3_finalize(res);
rc = sqlite3_prepare_v2(db, usql, -1, &res, 0);
if (rc != SQLITE_OK) {
sqlite3_close(db);
return;
}
sqlite3_bind_int(res, 1, expiry);
sqlite3_bind_text(res, 2, hash, -1, 0);
sqlite3_step(res);
sqlite3_finalize(res);
sqlite3_close(db);
return;
}
// if not add hash
sqlite3_finalize(res);
rc = sqlite3_prepare_v2(db, isql, -1, &res, 0);
if (rc != SQLITE_OK) {
sqlite3_close(db);
return;
}
sqlite3_bind_text(res, 1, hash, -1, 0);
sqlite3_bind_int(res, 2, expiry);
sqlite3_step(res);
sqlite3_finalize(res);
sqlite3_close(db);
}
char *www_decode_hash(char *hash) {
long long unsigned numbers[4];
int dir, sub, fid, uid;
hashids_t *hashids = hashids_init(conf.bbs_name);
char buffer[PATH_MAX];
sqlite3 *db;
sqlite3_stmt *res;
int rc;
char sql[] = "select filename from files where approved = 1 and id = ?";
char *ret;
if (www_check_hash_expired(hash)) {
return NULL;
}
if (hashids_decode(hashids, hash, numbers) != 4) {
hashids_free(hashids);
return NULL;
}
hashids_free(hashids);
uid = (int)numbers[0];
dir = (int)numbers[1];
sub = (int)numbers[2];
fid = (int)numbers[3];
if (dir >= conf.file_directory_count || sub >= conf.file_directories[dir]->file_sub_count) {
return NULL;
}
#if 0
// TODO: check security level...
if (conf.file_directories[dir]->sec_level < )
#endif
// get filename from database
snprintf(buffer, PATH_MAX, "%s/%s.sq3", conf.bbs_path, conf.file_directories[dir]->file_subs[sub]->database);
rc = sqlite3_open(buffer, &db);
if (rc != SQLITE_OK) {
dolog("Cannot open database: %s", sqlite3_errmsg(db));
return NULL;
}
sqlite3_busy_timeout(db, 5000);
rc = sqlite3_prepare_v2(db, sql, -1, &res, 0);
if (rc != SQLITE_OK) {
sqlite3_close(db);
return NULL;
}
sqlite3_bind_int(res, 1, fid);
if (sqlite3_step(res) == SQLITE_ROW) {
ret = strdup(sqlite3_column_text(res, 0));
sqlite3_finalize(res);
sqlite3_close(db);
return ret;
}
sqlite3_finalize(res);
sqlite3_close(db);
return NULL;
}
char *www_create_link(int dir, int sub, int fid) {
char url[PATH_MAX];
char *ret;
char *hashid;
int sizereq;
time_t expiry;
hashids_t *hashids = hashids_init(conf.bbs_name);
sizereq = hashids_estimate_encoded_size_v(hashids, 4, gUser->id, dir, sub, fid);
hashid = (char *)malloc(sizereq);
if (hashids_encode_v(hashids, hashid, 4, gUser->id, dir, sub, fid) == 0) {
hashids_free(hashids);
free(hashid);
return NULL;
}
hashids_free(hashids);
snprintf(url, PATH_MAX, "%sfiles/%s", conf.www_url, hashid);
// add link into hash database
expiry = time(NULL) + 86400;
www_add_hash_to_db(hashid, expiry);
free(hashid);
ret = strdup(url);
return ret;
}
#endif