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|
/*
+----------------------------------------------------------------------+
| PHP Version 5 |
+----------------------------------------------------------------------+
| Copyright (c) 1997-2014 The PHP Group |
+----------------------------------------------------------------------+
| This source file is subject to version 3.01 of the PHP license, |
| that is bundled with this package in the file LICENSE, and is |
| available through the world-wide-web at the following url: |
| http://www.php.net/license/3_01.txt |
| If you did not receive a copy of the PHP license and are unable to |
| obtain it through the world-wide-web, please send a note to |
| license@php.net so we can mail you a copy immediately. |
+----------------------------------------------------------------------+
| Authors: Anatol Belski <ab@php.net> |
+----------------------------------------------------------------------+
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include "phpdbg.h"
#include "phpdbg_eol.h"
ZEND_EXTERN_MODULE_GLOBALS(phpdbg);
#define EOL_LIST_LEN 4
struct phpdbg_eol_rep phpdbg_eol_list[EOL_LIST_LEN] = {
{"CRLF", "\r\n", PHPDBG_EOL_CRLF},
/* {"LFCR", "\n\r", PHPDBG_EOL_LFCR},*/
{"LF", "\n", PHPDBG_EOL_LF},
{"CR", "\r", PHPDBG_EOL_CR},
};
int phpdbg_eol_global_update(char *name TSRMLS_DC)
{
if (0 == memcmp(name, "CRLF", 4) || 0 == memcmp(name, "crlf", 4) || 0 == memcmp(name, "DOS", 3) || 0 == memcmp(name, "dos", 3)) {
PHPDBG_G(eol) = PHPDBG_EOL_CRLF;
} else if (0 == memcmp(name, "LF", 2) || 0 == memcmp(name, "lf", 2) || 0 == memcmp(name, "UNIX", 4) || 0 == memcmp(name, "unix", 4)) {
PHPDBG_G(eol) = PHPDBG_EOL_LF;
} else if (0 == memcmp(name, "CR", 2) || 0 == memcmp(name, "cr", 2) || 0 == memcmp(name, "MAC", 3) || 0 == memcmp(name, "mac", 3)) {
PHPDBG_G(eol) = PHPDBG_EOL_CR;
} else {
return FAILURE;
}
return SUCCESS;
}
char *phpdbg_eol_name(int id)
{
size_t i = 0;
while (i < EOL_LIST_LEN) {
if (id == phpdbg_eol_list[i].id) {
return phpdbg_eol_list[i].name;
}
i++;
}
return NULL;
}
char *phpdbg_eol_rep(int id)
{
size_t i = 0;
while (i < EOL_LIST_LEN) {
if (id == phpdbg_eol_list[i].id) {
return phpdbg_eol_list[i].rep;
}
i++;
}
return NULL;
}
/* Inspired by https://ccrma.stanford.edu/~craig/utility/flip/flip.cpp */
void phpdbg_eol_convert(char **str, int *len TSRMLS_DC)
{
char *in = *str, *out ;
int in_len = *len, out_len, cursor, i;
char last, cur;
if ((PHPDBG_G(flags) & PHPDBG_IS_REMOTE) != PHPDBG_IS_REMOTE) {
return;
}
out_len = *len;
if (PHPDBG_EOL_CRLF == PHPDBG_G(eol)) { /* XXX add LFCR case if it's gonna be needed */
/* depending on the source EOL the out str will have all CR/LF duplicated */
for (i = 0; i < in_len; i++) {
if (0x0a == in[i] || 0x0d == in[i]) {
out_len++;
}
}
out = (char *)emalloc(out_len);
last = cur = in[0];
i = cursor = 0;
for (; i < in_len;) {
if (0x0a == cur && last != 0x0d) {
out[cursor] = 0x0d;
cursor++;
out[cursor] = cur;
} else if(0x0d == cur) {
if (i + 1 < in_len && 0x0a != in[i+1]) {
out[cursor] = cur;
cursor++;
out[cursor] = 0x0a;
last = 0x0a;
} else {
out[cursor] = 0x0d;
last = 0x0d;
}
} else {
out[cursor] = cur;
last = cur;
}
i++;
cursor++;
cur = in[i];
}
} else if (PHPDBG_EOL_LF == PHPDBG_G(eol) || PHPDBG_EOL_CR == PHPDBG_G(eol)) {
char want, kick;
if (PHPDBG_EOL_LF == PHPDBG_G(eol)) {
want = 0x0a;
kick = 0x0d;
} else {
want = 0x0d;
kick = 0x0a;
}
/* We gonna have a smaller or equally long string, estimation is almost neglecting */
out = (char *)emalloc(out_len);
last = cur = in[0];
i = cursor = 0;
for (; cursor < in_len;) {
if (kick == cur) {
out[cursor] = want;
} else if (want == cur) {
if (kick != last) {
out[cursor] = want;
}
} else {
out[cursor] = cur;
}
last = cur;
cursor++;
cur = in[cursor];
}
} else {
return;
}
efree(*str);
*str = erealloc(out, cursor);
*len = cursor;
in = NULL;
}
|
