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php-src/sapi/phpdbg/phpdbg_out.c
Joe Watkins 766e6b0856
ditch remote
2021-06-13 21:08:35 +02:00

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/*
+----------------------------------------------------------------------+
| Copyright (c) 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: |
| https://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: Felipe Pena <felipe@php.net> |
| Authors: Joe Watkins <joe.watkins@live.co.uk> |
| Authors: Bob Weinand <bwoebi@php.net> |
+----------------------------------------------------------------------+
*/
#include "zend.h"
#include "php.h"
#include "spprintf.h"
#include "phpdbg.h"
#include "phpdbg_io.h"
#include "ext/standard/html.h"
#ifdef _WIN32
# include "win32/time.h"
#endif
ZEND_EXTERN_MODULE_GLOBALS(phpdbg)
/* copied from php-src/main/snprintf.c and slightly modified */
/*
* NUM_BUF_SIZE is the size of the buffer used for arithmetic conversions
*
* XXX: this is a magic number; do not decrease it
* Emax = 1023
* NDIG = 320
* NUM_BUF_SIZE >= strlen("-") + Emax + strlen(".") + NDIG + strlen("E+1023") + 1;
*/
#define NUM_BUF_SIZE 2048
/*
* Descriptor for buffer area
*/
struct buf_area {
char *buf_end;
char *nextb; /* pointer to next byte to read/write */
};
typedef struct buf_area buffy;
/*
* The INS_CHAR macro inserts a character in the buffer and writes
* the buffer back to disk if necessary
* It uses the char pointers sp and bep:
* sp points to the next available character in the buffer
* bep points to the end-of-buffer+1
* While using this macro, note that the nextb pointer is NOT updated.
*
* NOTE: Evaluation of the c argument should not have any side-effects
*/
#define INS_CHAR(c, sp, bep, cc) \
{ \
if (sp < bep) \
{ \
*sp++ = c; \
} \
cc++; \
}
#define NUM( c ) ( c - '0' )
#define STR_TO_DEC( str, num ) \
num = NUM( *str++ ) ; \
while ( isdigit((int)*str ) ) \
{ \
num *= 10 ; \
num += NUM( *str++ ) ; \
}
/*
* This macro does zero padding so that the precision
* requirement is satisfied. The padding is done by
* adding '0's to the left of the string that is going
* to be printed.
*/
#define FIX_PRECISION( adjust, precision, s, s_len ) \
if ( adjust ) \
while ( s_len < precision ) \
{ \
*--s = '0' ; \
s_len++ ; \
}
/*
* Macro that does padding. The padding is done by printing
* the character ch.
*/
#define PAD( width, len, ch ) do \
{ \
INS_CHAR( ch, sp, bep, cc ) ; \
width-- ; \
} \
while ( width > len )
/*
* Prefix the character ch to the string str
* Increase length
* Set the has_prefix flag
*/
#define PREFIX( str, length, ch ) *--str = ch ; length++ ; has_prefix = YES
#include <locale.h>
#define LCONV_DECIMAL_POINT (*lconv->decimal_point)
#define NUL '\0'
#define S_NULL "(null)"
#define S_NULL_LEN 6
#define FLOAT_DIGITS 6
/*
* Do format conversion placing the output in buffer
*/
static int format_converter(register buffy *odp, const char *fmt, va_list ap) {
char *sp;
char *bep;
int cc = 0;
int i;
char *s = NULL, *free_s = NULL;
size_t s_len;
int min_width = 0;
int precision = 0;
enum {
LEFT, RIGHT
} adjust;
char pad_char;
char prefix_char;
double fp_num;
wide_int i_num = (wide_int) 0;
u_wide_int ui_num;
char num_buf[NUM_BUF_SIZE];
char char_buf[2]; /* for printing %% and %<unknown> */
struct lconv *lconv = NULL;
/*
* Flag variables
*/
length_modifier_e modifier;
boolean_e alternate_form;
boolean_e print_sign;
boolean_e print_blank;
boolean_e adjust_precision;
boolean_e adjust_width;
bool_int is_negative;
sp = odp->nextb;
bep = odp->buf_end;
while (*fmt) {
if (*fmt != '%') {
INS_CHAR(*fmt, sp, bep, cc);
} else {
/*
* Default variable settings
*/
zend_string *tmp_str = NULL;
adjust = RIGHT;
alternate_form = print_sign = print_blank = NO;
pad_char = ' ';
prefix_char = NUL;
fmt++;
/*
* Try to avoid checking for flags, width or precision
*/
if (isascii((int)*fmt) && !islower((int)*fmt)) {
/*
* Recognize flags: -, #, BLANK, +
*/
for (;; fmt++) {
if (*fmt == '-')
adjust = LEFT;
else if (*fmt == '+')
print_sign = YES;
else if (*fmt == '#')
alternate_form = YES;
else if (*fmt == ' ')
print_blank = YES;
else if (*fmt == '0')
pad_char = '0';
else
break;
}
/*
* Check if a width was specified
*/
if (isdigit((int)*fmt)) {
STR_TO_DEC(fmt, min_width);
adjust_width = YES;
} else if (*fmt == '*') {
min_width = va_arg(ap, int);
fmt++;
adjust_width = YES;
if (min_width < 0) {
adjust = LEFT;
min_width = -min_width;
}
} else
adjust_width = NO;
/*
* Check if a precision was specified
*/
if (*fmt == '.') {
adjust_precision = YES;
fmt++;
if (isdigit((int)*fmt)) {
STR_TO_DEC(fmt, precision);
} else if (*fmt == '*') {
precision = va_arg(ap, int);
fmt++;
if (precision < 0)
precision = 0;
} else
precision = 0;
if (precision > FORMAT_CONV_MAX_PRECISION && *fmt != 's' && *fmt != 'v' && *fmt != 'b') {
precision = FORMAT_CONV_MAX_PRECISION;
}
} else
adjust_precision = NO;
} else
adjust_precision = adjust_width = NO;
/*
* Modifier check
*/
switch (*fmt) {
case 'L':
fmt++;
modifier = LM_LONG_DOUBLE;
break;
case 'I':
fmt++;
#if SIZEOF_LONG_LONG
if (*fmt == '6' && *(fmt+1) == '4') {
fmt += 2;
modifier = LM_LONG_LONG;
} else
#endif
if (*fmt == '3' && *(fmt+1) == '2') {
fmt += 2;
modifier = LM_LONG;
} else {
#ifdef _WIN64
modifier = LM_LONG_LONG;
#else
modifier = LM_LONG;
#endif
}
break;
case 'l':
fmt++;
#if SIZEOF_LONG_LONG
if (*fmt == 'l') {
fmt++;
modifier = LM_LONG_LONG;
} else
#endif
modifier = LM_LONG;
break;
case 'z':
fmt++;
modifier = LM_SIZE_T;
break;
case 'j':
fmt++;
#if SIZEOF_INTMAX_T
modifier = LM_INTMAX_T;
#else
modifier = LM_SIZE_T;
#endif
break;
case 't':
fmt++;
#if SIZEOF_PTRDIFF_T
modifier = LM_PTRDIFF_T;
#else
modifier = LM_SIZE_T;
#endif
break;
case 'h':
fmt++;
if (*fmt == 'h') {
fmt++;
}
/* these are promoted to int, so no break */
ZEND_FALLTHROUGH;
default:
modifier = LM_STD;
break;
}
/*
* Argument extraction and printing.
* First we determine the argument type.
* Then, we convert the argument to a string.
* On exit from the switch, s points to the string that
* must be printed, s_len has the length of the string
* The precision requirements, if any, are reflected in s_len.
*
* NOTE: pad_char may be set to '0' because of the 0 flag.
* It is reset to ' ' by non-numeric formats
*/
switch (*fmt) {
case 'Z': {
zval *zvp = va_arg(ap, zval *);
zend_string *str = zval_get_tmp_string(zvp, &tmp_str);
s_len = ZSTR_LEN(str);
s = ZSTR_VAL(str);
if (adjust_precision && precision < s_len) {
s_len = precision;
}
break;
}
case 'u':
switch(modifier) {
default:
i_num = (wide_int) va_arg(ap, unsigned int);
break;
case LM_LONG_DOUBLE:
goto fmt_error;
case LM_LONG:
i_num = (wide_int) va_arg(ap, unsigned long int);
break;
case LM_SIZE_T:
i_num = (wide_int) va_arg(ap, size_t);
break;
#if SIZEOF_LONG_LONG
case LM_LONG_LONG:
i_num = (wide_int) va_arg(ap, u_wide_int);
break;
#endif
#if SIZEOF_INTMAX_T
case LM_INTMAX_T:
i_num = (wide_int) va_arg(ap, uintmax_t);
break;
#endif
#if SIZEOF_PTRDIFF_T
case LM_PTRDIFF_T:
i_num = (wide_int) va_arg(ap, ptrdiff_t);
break;
#endif
}
/*
* The rest also applies to other integer formats, so fall
* into that case.
*/
ZEND_FALLTHROUGH;
case 'd':
case 'i':
/*
* Get the arg if we haven't already.
*/
if ((*fmt) != 'u') {
switch(modifier) {
default:
i_num = (wide_int) va_arg(ap, int);
break;
case LM_LONG_DOUBLE:
goto fmt_error;
case LM_LONG:
i_num = (wide_int) va_arg(ap, long int);
break;
case LM_SIZE_T:
#if SIZEOF_SSIZE_T
i_num = (wide_int) va_arg(ap, ssize_t);
#else
i_num = (wide_int) va_arg(ap, size_t);
#endif
break;
#if SIZEOF_LONG_LONG
case LM_LONG_LONG:
i_num = (wide_int) va_arg(ap, wide_int);
break;
#endif
#if SIZEOF_INTMAX_T
case LM_INTMAX_T:
i_num = (wide_int) va_arg(ap, intmax_t);
break;
#endif
#if SIZEOF_PTRDIFF_T
case LM_PTRDIFF_T:
i_num = (wide_int) va_arg(ap, ptrdiff_t);
break;
#endif
}
}
s = ap_php_conv_10(i_num, (*fmt) == 'u', &is_negative,
&num_buf[NUM_BUF_SIZE], &s_len);
FIX_PRECISION(adjust_precision, precision, s, s_len);
if (*fmt != 'u') {
if (is_negative) {
prefix_char = '-';
} else if (print_sign) {
prefix_char = '+';
} else if (print_blank) {
prefix_char = ' ';
}
}
break;
case 'o':
switch(modifier) {
default:
ui_num = (u_wide_int) va_arg(ap, unsigned int);
break;
case LM_LONG_DOUBLE:
goto fmt_error;
case LM_LONG:
ui_num = (u_wide_int) va_arg(ap, unsigned long int);
break;
case LM_SIZE_T:
ui_num = (u_wide_int) va_arg(ap, size_t);
break;
#if SIZEOF_LONG_LONG
case LM_LONG_LONG:
ui_num = (u_wide_int) va_arg(ap, u_wide_int);
break;
#endif
#if SIZEOF_INTMAX_T
case LM_INTMAX_T:
ui_num = (u_wide_int) va_arg(ap, uintmax_t);
break;
#endif
#if SIZEOF_PTRDIFF_T
case LM_PTRDIFF_T:
ui_num = (u_wide_int) va_arg(ap, ptrdiff_t);
break;
#endif
}
s = ap_php_conv_p2(ui_num, 3, *fmt, &num_buf[NUM_BUF_SIZE], &s_len);
FIX_PRECISION(adjust_precision, precision, s, s_len);
if (alternate_form && *s != '0') {
*--s = '0';
s_len++;
}
break;
case 'x':
case 'X':
switch(modifier) {
default:
ui_num = (u_wide_int) va_arg(ap, unsigned int);
break;
case LM_LONG_DOUBLE:
goto fmt_error;
case LM_LONG:
ui_num = (u_wide_int) va_arg(ap, unsigned long int);
break;
case LM_SIZE_T:
ui_num = (u_wide_int) va_arg(ap, size_t);
break;
#if SIZEOF_LONG_LONG
case LM_LONG_LONG:
ui_num = (u_wide_int) va_arg(ap, u_wide_int);
break;
#endif
#if SIZEOF_INTMAX_T
case LM_INTMAX_T:
ui_num = (u_wide_int) va_arg(ap, uintmax_t);
break;
#endif
#if SIZEOF_PTRDIFF_T
case LM_PTRDIFF_T:
ui_num = (u_wide_int) va_arg(ap, ptrdiff_t);
break;
#endif
}
s = ap_php_conv_p2(ui_num, 4, *fmt, &num_buf[NUM_BUF_SIZE], &s_len);
FIX_PRECISION(adjust_precision, precision, s, s_len);
if (alternate_form && i_num != 0) {
*--s = *fmt; /* 'x' or 'X' */
*--s = '0';
s_len += 2;
}
break;
case 's':
case 'v':
s = va_arg(ap, char *);
if (s != NULL) {
if (adjust_precision) {
s_len = precision;
} else {
s_len = strlen(s);
}
} else {
s = S_NULL;
s_len = S_NULL_LEN;
}
pad_char = ' ';
break;
case 'b':
s = PHPDBG_G(err_buf).msg;
if (s != NULL) {
s_len = PHPDBG_G(err_buf).msglen;
if (adjust_precision && precision != s_len) {
s_len = precision;
}
} else {
s = "";
s_len = 0;
}
pad_char = ' ';
break;
case 'r':
if (PHPDBG_G(req_id)) {
s_len = spprintf(&s, 0, "req=\"" ZEND_ULONG_FMT "\"", PHPDBG_G(req_id));
free_s = s;
} else {
s = "";
s_len = 0;
}
break;
case 'f':
case 'F':
case 'e':
case 'E':
switch(modifier) {
case LM_LONG_DOUBLE:
fp_num = (double) va_arg(ap, long double);
break;
case LM_STD:
fp_num = va_arg(ap, double);
break;
default:
goto fmt_error;
}
if (zend_isnan(fp_num)) {
s = "NAN";
s_len = 3;
} else if (zend_isinf(fp_num)) {
s = "INF";
s_len = 3;
} else {
if (!lconv) {
lconv = localeconv();
}
s = php_conv_fp((*fmt == 'f')?'F':*fmt, fp_num, alternate_form,
(adjust_precision == NO) ? FLOAT_DIGITS : precision,
(*fmt == 'f')?LCONV_DECIMAL_POINT:'.',
&is_negative, &num_buf[1], &s_len);
if (is_negative)
prefix_char = '-';
else if (print_sign)
prefix_char = '+';
else if (print_blank)
prefix_char = ' ';
}
break;
case 'g':
case 'k':
case 'G':
case 'H':
switch(modifier) {
case LM_LONG_DOUBLE:
fp_num = (double) va_arg(ap, long double);
break;
case LM_STD:
fp_num = va_arg(ap, double);
break;
default:
goto fmt_error;
}
if (zend_isnan(fp_num)) {
s = "NAN";
s_len = 3;
break;
} else if (zend_isinf(fp_num)) {
if (fp_num > 0) {
s = "INF";
s_len = 3;
} else {
s = "-INF";
s_len = 4;
}
break;
}
if (adjust_precision == NO) {
precision = FLOAT_DIGITS;
} else if (precision == 0) {
precision = 1;
}
/*
* * We use &num_buf[ 1 ], so that we have room for the sign
*/
if (!lconv) {
lconv = localeconv();
}
s = php_gcvt(fp_num, precision, (*fmt=='H' || *fmt == 'k') ? '.' : LCONV_DECIMAL_POINT, (*fmt == 'G' || *fmt == 'H')?'E':'e', &num_buf[1]);
if (*s == '-') {
prefix_char = *s++;
} else if (print_sign) {
prefix_char = '+';
} else if (print_blank) {
prefix_char = ' ';
}
s_len = strlen(s);
if (alternate_form && (strchr(s, '.')) == NULL) {
s[s_len++] = '.';
}
break;
case 'c':
char_buf[0] = (char) (va_arg(ap, int));
s = &char_buf[0];
s_len = 1;
pad_char = ' ';
break;
case '%':
char_buf[0] = '%';
s = &char_buf[0];
s_len = 1;
pad_char = ' ';
break;
case 'n':
*(va_arg(ap, int *)) = cc;
goto skip_output;
/*
* Always extract the argument as a "char *" pointer. We
* should be using "void *" but there are still machines
* that don't understand it.
* If the pointer size is equal to the size of an unsigned
* integer we convert the pointer to a hex number, otherwise
* we print "%p" to indicate that we don't handle "%p".
*/
case 'p':
if (sizeof(char *) <= sizeof(u_wide_int)) {
ui_num = (u_wide_int)((size_t) va_arg(ap, char *));
s = ap_php_conv_p2(ui_num, 4, 'x',
&num_buf[NUM_BUF_SIZE], &s_len);
if (ui_num != 0) {
*--s = 'x';
*--s = '0';
s_len += 2;
}
} else {
s = "%p";
s_len = 2;
}
pad_char = ' ';
break;
case NUL:
/*
* The last character of the format string was %.
* We ignore it.
*/
continue;
fmt_error:
php_error(E_ERROR, "Illegal length modifier specified '%c' in s[np]printf call", *fmt);
/*
* The default case is for unrecognized %'s.
* We print %<char> to help the user identify what
* option is not understood.
* This is also useful in case the user wants to pass
* the output of format_converter to another function
* that understands some other %<char> (like syslog).
* Note that we can't point s inside fmt because the
* unknown <char> could be preceded by width etc.
*/
ZEND_FALLTHROUGH;
default:
char_buf[0] = '%';
char_buf[1] = *fmt;
s = char_buf;
s_len = 2;
pad_char = ' ';
break;
}
if (prefix_char != NUL) {
*--s = prefix_char;
s_len++;
}
if (adjust_width && adjust == RIGHT && min_width > s_len) {
if (pad_char == '0' && prefix_char != NUL) {
INS_CHAR(*s, sp, bep, cc)
s++;
s_len--;
min_width--;
}
PAD(min_width, s_len, pad_char);
}
/*
* Print the string s.
*/
for (i = s_len; i != 0; i--) {
INS_CHAR(*s, sp, bep, cc);
s++;
}
if (adjust_width && adjust == LEFT && min_width > s_len)
PAD(min_width, s_len, pad_char);
zend_tmp_string_release(tmp_str);
}
skip_output:
if (free_s) {
efree(free_s);
free_s = NULL;
}
fmt++;
}
odp->nextb = sp;
return (cc);
}
static void strx_printv(int *ccp, char *buf, size_t len, const char *format, va_list ap) {
buffy od;
int cc;
/*
* First initialize the descriptor
* Notice that if no length is given, we initialize buf_end to the
* highest possible address.
*/
if (len == 0) {
od.buf_end = (char *) ~0;
od.nextb = (char *) ~0;
} else {
od.buf_end = &buf[len-1];
od.nextb = buf;
}
/*
* Do the conversion
*/
cc = format_converter(&od, format, ap);
if (len != 0 && od.nextb <= od.buf_end) {
*(od.nextb) = '\0';
}
if (ccp) {
*ccp = cc;
}
}
static int phpdbg_vsnprintf(char *buf, size_t len, const char *format, va_list ap) {
int cc;
strx_printv(&cc, buf, len, format, ap);
return (cc);
}
PHPDBG_API int phpdbg_vasprintf(char **buf, const char *format, va_list ap) {
va_list ap2;
int cc;
va_copy(ap2, ap);
cc = phpdbg_vsnprintf(NULL, 0, format, ap2);
va_end(ap2);
*buf = NULL;
if (cc >= 0) {
*buf = emalloc(++cc);
if ((cc = phpdbg_vsnprintf(*buf, cc, format, ap)) < 0) {
efree(*buf);
*buf = NULL;
}
}
return cc;
}
/* copy end */
PHPDBG_API int _phpdbg_asprintf(char **buf, const char *format, ...) {
int ret;
va_list va;
va_start(va, format);
ret = phpdbg_vasprintf(buf, format, va);
va_end(va);
return ret;
}
static int phpdbg_process_print(int fd, int type, const char *msg, int msglen) {
char *msgout = NULL;
int msgoutlen;
switch (type) {
case P_ERROR:
if (!PHPDBG_G(last_was_newline)) {
phpdbg_mixed_write(fd, ZEND_STRL("\n"));
PHPDBG_G(last_was_newline) = 1;
}
if (PHPDBG_G(flags) & PHPDBG_IS_COLOURED) {
msgoutlen = phpdbg_asprintf(&msgout, "\033[%sm[%.*s]\033[0m\n", PHPDBG_G(colors)[PHPDBG_COLOR_ERROR]->code, msglen, msg);
} else {
msgoutlen = phpdbg_asprintf(&msgout, "[%.*s]\n", msglen, msg);
}
break;
case P_NOTICE:
if (!PHPDBG_G(last_was_newline)) {
phpdbg_mixed_write(fd, ZEND_STRL("\n"));
PHPDBG_G(last_was_newline) = 1;
}
if (PHPDBG_G(flags) & PHPDBG_IS_COLOURED) {
msgoutlen = phpdbg_asprintf(&msgout, "\033[%sm[%.*s]\033[0m\n", PHPDBG_G(colors)[PHPDBG_COLOR_NOTICE]->code, msglen, msg);
} else {
msgoutlen = phpdbg_asprintf(&msgout, "[%.*s]\n", msglen, msg);
}
break;
case P_WRITELN:
if (msg) {
msgoutlen = phpdbg_asprintf(&msgout, "%.*s\n", msglen, msg);
} else {
msgoutlen = 1;
msgout = estrdup("\n");
}
PHPDBG_G(last_was_newline) = 1;
break;
case P_WRITE:
if (msg) {
msgout = estrndup(msg, msglen);
msgoutlen = msglen;
PHPDBG_G(last_was_newline) = msg[msglen - 1] == '\n';
} else {
msgoutlen = 0;
msgout = estrdup("");
}
break;
case P_STDOUT:
case P_STDERR:
if (msg) {
PHPDBG_G(last_was_newline) = msg[msglen - 1] == '\n';
phpdbg_mixed_write(fd, msg, msglen);
}
return msglen;
/* no formatting on logging output */
case P_LOG:
if (msg) {
struct timeval tp;
if (gettimeofday(&tp, NULL) == SUCCESS) {
msgoutlen = phpdbg_asprintf(&msgout, "[%ld %.8F]: %.*s\n", tp.tv_sec, tp.tv_usec / 1000000., msglen, msg);
} else {
msgoutlen = FAILURE;
}
}
break;
EMPTY_SWITCH_DEFAULT_CASE()
}
if (msgout) {
phpdbg_mixed_write(fd, msgout, msgoutlen);
}
if (msgout) {
efree(msgout);
}
return msgout ? msgoutlen : 0;
} /* }}} */
PHPDBG_API int phpdbg_vprint(int type, int fd, const char *strfmt, va_list args) {
char *msg = NULL;
int msglen = 0;
int len;
va_list argcpy;
if (strfmt != NULL && strlen(strfmt) > 0L) {
va_copy(argcpy, args);
msglen = phpdbg_vasprintf(&msg, strfmt, argcpy);
va_end(argcpy);
}
if (PHPDBG_G(err_buf).active && type != P_STDOUT && type != P_STDERR) {
phpdbg_free_err_buf();
PHPDBG_G(err_buf).type = type;
PHPDBG_G(err_buf).fd = fd;
PHPDBG_G(err_buf).msg = msg;
PHPDBG_G(err_buf).msglen = msglen;
return msglen;
}
len = phpdbg_process_print(fd, type, msg, msglen);
if (msg) {
efree(msg);
}
return len;
}
PHPDBG_API void phpdbg_free_err_buf(void) {
if (PHPDBG_G(err_buf).type == 0) {
return;
}
efree(PHPDBG_G(err_buf).msg);
PHPDBG_G(err_buf).type = 0;
}
PHPDBG_API void phpdbg_activate_err_buf(bool active) {
PHPDBG_G(err_buf).active = active;
}
PHPDBG_API int phpdbg_output_err_buf(const char *strfmt, ...) {
int len;
va_list args;
int errbuf_active = PHPDBG_G(err_buf).active;
if (PHPDBG_G(flags) & PHPDBG_DISCARD_OUTPUT) {
return 0;
}
PHPDBG_G(err_buf).active = 0;
va_start(args, strfmt);
len = phpdbg_vprint(PHPDBG_G(err_buf).type, PHPDBG_G(err_buf).fd, strfmt, args);
va_end(args);
PHPDBG_G(err_buf).active = errbuf_active;
phpdbg_free_err_buf();
return len;
}
PHPDBG_API int phpdbg_print(int type, int fd, const char *strfmt, ...) {
va_list args;
int len;
if (PHPDBG_G(flags) & PHPDBG_DISCARD_OUTPUT) {
return 0;
}
va_start(args, strfmt);
len = phpdbg_vprint(type, fd, strfmt, args);
va_end(args);
return len;
}
PHPDBG_API int phpdbg_log_internal(int fd, const char *fmt, ...) {
va_list args;
char *buffer;
int buflen;
int len = 0;
va_start(args, fmt);
buflen = phpdbg_vasprintf(&buffer, fmt, args);
va_end(args);
len = phpdbg_mixed_write(fd, buffer, buflen);
efree(buffer);
return len;
}
PHPDBG_API int phpdbg_out_internal(int fd, const char *fmt, ...) {
va_list args;
char *buffer;
int buflen;
int len = 0;
if (PHPDBG_G(flags) & PHPDBG_DISCARD_OUTPUT) {
return 0;
}
va_start(args, fmt);
buflen = phpdbg_vasprintf(&buffer, fmt, args);
va_end(args);
len = phpdbg_mixed_write(fd, buffer, buflen);
efree(buffer);
return len;
}
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