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Ignore whitespace Rev 4262 → Rev 4263

/branches/network/uspace/lib/libc/include/console.h
37,10 → 37,22
 
#include <console/style.h>
#include <console/color.h>
#include <sys/types.h>
#include <bool.h>
 
extern void console_open(bool);
extern void console_close(void);
 
extern int console_phone_get(bool);
extern void console_wait(void);
 
extern void console_clear(void);
extern void console_goto(int, int);
extern void console_putchar(wchar_t);
extern ssize_t console_write(const char *buf, size_t nbyte);
extern void console_putstr(const char *s);
extern void console_flush(void);
 
extern int console_get_size(int *, int *);
extern void console_set_style(int);
extern void console_set_color(int, int, int);
47,6 → 59,8
extern void console_set_rgb_color(int, int);
extern void console_cursor_visibility(int);
 
extern void console_kcon_enable(void);
 
#endif
/** @}
/branches/network/uspace/lib/libc/include/string.h
37,7 → 37,50
 
#include <mem.h>
#include <sys/types.h>
#include <bool.h>
 
#define U_SPECIAL '?'
#define U_BOM 0xfeff
 
/**< No size limit constant */
#define STR_NO_LIMIT ((size_t) -1)
 
/**< Maximum size of a string containing cnt characters */
#define STR_BOUNDS(cnt) (cnt << 2)
 
extern wchar_t str_decode(const char *str, size_t *offset, size_t sz);
extern int chr_encode(const wchar_t ch, char *str, size_t *offset, size_t sz);
 
extern size_t str_size(const char *str);
extern size_t wstr_size(const wchar_t *str);
 
extern size_t str_lsize(const char *str, count_t max_len);
extern size_t wstr_lsize(const wchar_t *str, count_t max_len);
 
extern count_t str_length(const char *str);
extern count_t wstr_length(const wchar_t *wstr);
 
extern count_t str_nlength(const char *str, size_t size);
extern count_t wstr_nlength(const wchar_t *str, size_t size);
 
extern bool ascii_check(wchar_t ch);
extern bool chr_check(wchar_t ch);
 
extern int str_cmp(const char *s1, const char *s2);
extern int str_lcmp(const char *s1, const char *s2, count_t max_len);
 
extern void str_ncpy(char *dst, const char *src, size_t size);
extern void wstr_nstr(char *dst, const wchar_t *src, size_t size);
 
extern const char *str_chr(const char *str, wchar_t ch);
 
extern bool wstr_linsert(wchar_t *str, wchar_t ch, count_t pos, count_t max_pos);
extern bool wstr_remove(wchar_t *str, count_t pos);
 
/*
* TODO: Get rid of this.
*/
 
extern int strcmp(const char *, const char *);
extern int strncmp(const char *, const char *, size_t);
extern int stricmp(const char *, const char *);
/branches/network/uspace/lib/libc/include/stdio.h
69,6 → 69,7
 
extern int puts(const char *);
extern int putchar(int);
extern int fflush(FILE *);
 
extern int printf(const char *, ...);
extern int asprintf(char **, const char *, ...);
/branches/network/uspace/lib/libc/include/unistd.h
60,7 → 60,7
extern int chdir(const char *);
extern char *getcwd(char *buf, size_t);
 
extern void _exit(int status);
extern void _exit(int status) __attribute__ ((noreturn));
extern void *sbrk(ssize_t incr);
extern int usleep(unsigned long usec);
extern unsigned int sleep(unsigned int seconds);
/branches/network/uspace/lib/libc/include/kbd/kbd.h
35,6 → 35,8
#ifndef LIBC_KBD_H_
#define LIBC_KBD_H_
 
#include <sys/types.h>
 
typedef enum kbd_ev_type {
KE_PRESS,
KE_RELEASE
52,7 → 54,7
unsigned int mods;
 
/** The character that was generated or '\0' for none. */
char c;
wchar_t c;
} kbd_event_t;
 
extern int kbd_get_event(kbd_event_t *);
/branches/network/uspace/lib/libc/include/io/printf_core.h
39,16 → 39,19
#include <stdarg.h>
 
/** Structure for specifying output methods for different printf clones. */
struct printf_spec {
/* Output function, returns count of printed characters or EOF */
int (*write)(void *, size_t, void *);
/* Support data - output stream specification, its state, locks,... */
typedef struct printf_spec {
/* String output function, returns number of printed characters or EOF */
int (*str_write)(const char *, size_t, void *);
/* Wide string output function, returns number of printed characters or EOF */
int (*wstr_write)(const wchar_t *, size_t, void *);
/* User data - output stream specification, state, locks, etc. */
void *data;
} printf_spec_t;
 
};
int printf_core(const char *fmt, printf_spec_t *ps, va_list ap);
 
int printf_core(const char *fmt, struct printf_spec *ps ,va_list ap);
 
#endif
 
/** @}
/branches/network/uspace/lib/libc/include/io/stream.h
39,17 → 39,13
 
#define EMFILE -17
 
extern void open_console(void);
extern void close_console(void);
extern void klog_update(void);
 
extern ssize_t read_stdin(void *, size_t);
extern ssize_t write_stdout(const void *, size_t);
extern ssize_t write_stderr(const void *, size_t);
extern int flush_stdout(void);
 
extern int get_console_phone(void);
extern void console_wait(void);
 
#endif
 
/** @}
/branches/network/uspace/lib/libc/include/event.h
0,0 → 1,46
/*
* Copyright (c) 2009 Jakub Jermar
* 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.
* - The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
*/
 
/** @addtogroup libc
* @{
*/
/** @file
*/
 
#ifndef LIBC_EVENT_H_
#define LIBC_EVENT_H_
 
#include <kernel/ipc/event_types.h>
#include <ipc/ipc.h>
 
extern int event_subscribe(event_type_t, ipcarg_t);
 
#endif
 
/** @}
*/
/branches/network/uspace/lib/libc/include/ipc/console.h
40,6 → 40,7
typedef enum {
CONSOLE_GETKEY = IPC_FIRST_USER_METHOD,
CONSOLE_PUTCHAR,
CONSOLE_WRITE,
CONSOLE_CLEAR,
CONSOLE_GOTO,
CONSOLE_GETSIZE,
47,7 → 48,8
CONSOLE_SET_STYLE,
CONSOLE_SET_COLOR,
CONSOLE_SET_RGB_COLOR,
CONSOLE_CURSOR_VISIBILITY
CONSOLE_CURSOR_VISIBILITY,
CONSOLE_KCON_ENABLE
} console_request_t;
 
#endif
/branches/network/uspace/lib/libc/include/sys/types.h
37,11 → 37,11
 
#include <libarch/types.h>
 
typedef unsigned long size_t;
typedef signed long ssize_t;
typedef long off_t;
typedef int mode_t;
 
typedef int32_t wchar_t;
 
typedef volatile uint8_t ioport8_t;
typedef volatile uint16_t ioport16_t;
typedef volatile uint32_t ioport32_t;
/branches/network/uspace/lib/libc/Makefile.toolchain
26,7 → 26,10
# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#
 
CFLAGS = -fno-builtin -Wall -Werror-implicit-function-declaration -Wmissing-prototypes -O3 -nostdlib -nostdinc -imacros $(LIBC_PREFIX)/../../../config.h -I$(LIBC_PREFIX)/include -pipe -g
CFLAGS = -fno-builtin -Wall -Werror-implicit-function-declaration \
-fexec-charset=UTF-8 -fwide-exec-charset=UTF-32 -finput-charset=UTF-8 \
-Wmissing-prototypes -O3 -nostdlib -nostdinc -imacros \
$(LIBC_PREFIX)/../../../config.h -I$(LIBC_PREFIX)/include -pipe -g
LFLAGS = -M -N $(SOFTINT_PREFIX)/libsoftint.a
AFLAGS =
 
/branches/network/uspace/lib/libc/generic/kbd.c
37,15 → 37,16
#include <kbd/kbd.h>
#include <ipc/ipc.h>
#include <ipc/console.h>
#include <console.h>
#include <async.h>
 
int kbd_get_event(kbd_event_t *ev)
{
int console_phone = get_console_phone();
int cons_phone = console_phone_get(true);
ipcarg_t r0, r1, r2, r3;
int rc;
 
rc = async_req_0_4(console_phone, CONSOLE_GETKEY, &r0, &r1, &r2, &r3);
rc = async_req_0_4(cons_phone, CONSOLE_GETKEY, &r0, &r1, &r2, &r3);
if (rc < 0)
return -1;
 
/branches/network/uspace/lib/libc/generic/task.c
57,7 → 57,7
*/
int task_set_name(const char *name)
{
return __SYSCALL2(SYS_TASK_SET_NAME, (sysarg_t) name, strlen(name));
return __SYSCALL2(SYS_TASK_SET_NAME, (sysarg_t) name, str_size(name));
}
 
/** Create a new task by running an executable from the filesystem.
/branches/network/uspace/lib/libc/generic/console.c
1,4 → 1,6
/*
* Copyright (c) 2006 Josef Cejka
* Copyright (c) 2006 Jakub Vana
* Copyright (c) 2008 Jiri Svoboda
* All rights reserved.
*
35,29 → 37,210
#include <async.h>
#include <io/stream.h>
#include <ipc/console.h>
#include <ipc/services.h>
#include <errno.h>
#include <string.h>
#include <console.h>
 
static int console_phone = -1;
 
/** Size of cbuffer. */
#define CBUFFER_SIZE 256
 
/** Buffer for writing characters to the console. */
static char cbuffer[CBUFFER_SIZE];
 
/** Pointer to end of cbuffer. */
static char *cbuffer_end = cbuffer + CBUFFER_SIZE;
 
/** Pointer to first available field in cbuffer. */
static char *cbp = cbuffer;
 
static ssize_t cons_write(const char *buf, size_t nbyte);
static void cons_putchar(wchar_t c);
 
static void cbuffer_flush(void);
static void cbuffer_drain(void);
static inline void cbuffer_putc(int c);
 
 
void console_open(bool blocking)
{
if (console_phone < 0) {
int phone;
if (blocking) {
phone = ipc_connect_me_to_blocking(PHONE_NS,
SERVICE_CONSOLE, 0, 0);
} else {
phone = ipc_connect_me_to(PHONE_NS, SERVICE_CONSOLE, 0,
0);
}
if (phone >= 0)
console_phone = phone;
}
}
 
void console_close(void)
{
if (console_phone >= 0) {
if (ipc_hangup(console_phone) == 0) {
console_phone = -1;
}
}
}
 
int console_phone_get(bool blocking)
{
if (console_phone < 0)
console_open(blocking);
return console_phone;
}
 
void console_wait(void)
{
while (console_phone < 0)
console_open(true);
}
 
void console_clear(void)
{
int cons_phone = get_console_phone();
int cons_phone = console_phone_get(true);
 
cbuffer_drain();
async_msg_0(cons_phone, CONSOLE_CLEAR);
}
 
void console_goto(int row, int col)
{
int cons_phone = get_console_phone();
int cons_phone = console_phone_get(true);
 
cbuffer_flush();
async_msg_2(cons_phone, CONSOLE_GOTO, row, col);
}
 
void console_putchar(wchar_t c)
{
// cbuffer_putc(c);
cbuffer_flush();
cons_putchar(c);
}
 
/** Write all data from output buffer to the console. */
static void cbuffer_flush(void)
{
int rc;
int len;
 
len = cbp - cbuffer;
 
while (len > 0) {
rc = cons_write(cbuffer, cbp - cbuffer);
if (rc < 0)
return;
 
len -= rc;
}
 
cbp = cbuffer;
}
 
/** Drop all data in console output buffer. */
static void cbuffer_drain(void)
{
cbp = cbuffer;
}
 
/** Write one character to the output buffer. */
static inline void cbuffer_putc(int c)
{
if (cbp == cbuffer_end)
cbuffer_flush();
 
*cbp++ = c;
 
if (c == '\n')
cbuffer_flush();
}
 
/** Write one character to the console via IPC. */
static void cons_putchar(wchar_t c)
{
int cons_phone = console_phone_get(true);
async_msg_1(cons_phone, CONSOLE_PUTCHAR, c);
}
 
/** Write characters to the console via IPC. */
static ssize_t cons_write(const char *buf, size_t nbyte)
{
int cons_phone = console_phone_get(true);
ipcarg_t rc;
ipc_call_t answer;
aid_t req;
 
async_serialize_start();
req = async_send_0(cons_phone, CONSOLE_WRITE, &answer);
rc = ipc_data_write_start(cons_phone, (void *) buf, nbyte);
 
if (rc != EOK) {
async_wait_for(req, NULL);
async_serialize_end();
return (ssize_t) rc;
}
 
async_wait_for(req, &rc);
async_serialize_end();
 
if (rc == EOK)
return (ssize_t) IPC_GET_ARG1(answer);
else
return -1;
}
 
/** Write characters to the console. */
ssize_t console_write(const char *buf, size_t nbyte)
{
size_t left;
 
left = nbyte;
 
while (left > 0) {
cbuffer_putc(*buf++);
--left;
}
 
return nbyte;
}
 
/** Write a NULL-terminated string to the console. */
void console_putstr(const char *s)
{
size_t len;
ssize_t rc;
 
len = strlen(s);
while (len > 0) {
rc = console_write(s, len);
if (rc < 0)
return; /* Error */
s += rc;
len -= rc;
}
}
 
/** Flush all output to the console. */
void console_flush(void)
{
int cons_phone = get_console_phone();
int cons_phone = console_phone_get(false);
 
cbuffer_flush();
async_msg_0(cons_phone, CONSOLE_FLUSH);
}
 
int console_get_size(int *rows, int *cols)
{
int cons_phone = get_console_phone();
int cons_phone = console_phone_get(true);
ipcarg_t r, c;
int rc;
 
71,27 → 254,43
 
void console_set_style(int style)
{
int cons_phone = get_console_phone();
int cons_phone = console_phone_get(true);
 
cbuffer_flush();
async_msg_1(cons_phone, CONSOLE_SET_STYLE, style);
}
 
void console_set_color(int fg_color, int bg_color, int flags)
{
int cons_phone = get_console_phone();
int cons_phone = console_phone_get(true);
 
cbuffer_flush();
async_msg_3(cons_phone, CONSOLE_SET_COLOR, fg_color, bg_color, flags);
}
 
void console_set_rgb_color(int fg_color, int bg_color)
{
int cons_phone = get_console_phone();
int cons_phone = console_phone_get(true);
 
cbuffer_flush();
async_msg_2(cons_phone, CONSOLE_SET_RGB_COLOR, fg_color, bg_color);
}
 
void console_cursor_visibility(int show)
{
int cons_phone = get_console_phone();
int cons_phone = console_phone_get(true);
 
cbuffer_flush();
async_msg_1(cons_phone, CONSOLE_CURSOR_VISIBILITY, show != 0);
}
 
void console_kcon_enable(void)
{
int cons_phone = console_phone_get(true);
 
cbuffer_flush();
async_msg_0(cons_phone, CONSOLE_KCON_ENABLE);
}
 
/** @}
*/
/branches/network/uspace/lib/libc/generic/string.c
38,7 → 38,574
#include <limits.h>
#include <ctype.h>
#include <malloc.h>
#include <errno.h>
#include <align.h>
#include <string.h>
 
/** Byte mask consisting of lowest @n bits (out of 8) */
#define LO_MASK_8(n) ((uint8_t) ((1 << (n)) - 1))
 
/** Byte mask consisting of lowest @n bits (out of 32) */
#define LO_MASK_32(n) ((uint32_t) ((1 << (n)) - 1))
 
/** Byte mask consisting of highest @n bits (out of 8) */
#define HI_MASK_8(n) (~LO_MASK_8(8 - (n)))
 
/** Number of data bits in a UTF-8 continuation byte */
#define CONT_BITS 6
 
/** Decode a single character from a string.
*
* Decode a single character from a string of size @a size. Decoding starts
* at @a offset and this offset is moved to the beginning of the next
* character. In case of decoding error, offset generally advances at least
* by one. However, offset is never moved beyond size.
*
* @param str String (not necessarily NULL-terminated).
* @param offset Byte offset in string where to start decoding.
* @param size Size of the string (in bytes).
*
* @return Value of decoded character, U_SPECIAL on decoding error or
* NULL if attempt to decode beyond @a size.
*
*/
wchar_t str_decode(const char *str, size_t *offset, size_t size)
{
if (*offset + 1 > size)
return 0;
/* First byte read from string */
uint8_t b0 = (uint8_t) str[(*offset)++];
/* Determine code length */
unsigned int b0_bits; /* Data bits in first byte */
unsigned int cbytes; /* Number of continuation bytes */
if ((b0 & 0x80) == 0) {
/* 0xxxxxxx (Plain ASCII) */
b0_bits = 7;
cbytes = 0;
} else if ((b0 & 0xe0) == 0xc0) {
/* 110xxxxx 10xxxxxx */
b0_bits = 5;
cbytes = 1;
} else if ((b0 & 0xf0) == 0xe0) {
/* 1110xxxx 10xxxxxx 10xxxxxx */
b0_bits = 4;
cbytes = 2;
} else if ((b0 & 0xf8) == 0xf0) {
/* 11110xxx 10xxxxxx 10xxxxxx 10xxxxxx */
b0_bits = 3;
cbytes = 3;
} else {
/* 10xxxxxx -- unexpected continuation byte */
return U_SPECIAL;
}
if (*offset + cbytes > size)
return U_SPECIAL;
wchar_t ch = b0 & LO_MASK_8(b0_bits);
/* Decode continuation bytes */
while (cbytes > 0) {
uint8_t b = (uint8_t) str[(*offset)++];
/* Must be 10xxxxxx */
if ((b & 0xc0) != 0x80)
return U_SPECIAL;
/* Shift data bits to ch */
ch = (ch << CONT_BITS) | (wchar_t) (b & LO_MASK_8(CONT_BITS));
cbytes--;
}
return ch;
}
 
/** Encode a single character to string representation.
*
* Encode a single character to string representation (i.e. UTF-8) and store
* it into a buffer at @a offset. Encoding starts at @a offset and this offset
* is moved to the position where the next character can be written to.
*
* @param ch Input character.
* @param str Output buffer.
* @param offset Byte offset where to start writing.
* @param size Size of the output buffer (in bytes).
*
* @return EOK if the character was encoded successfully, EOVERFLOW if there
* was not enough space in the output buffer or EINVAL if the character
* code was invalid.
*/
int chr_encode(const wchar_t ch, char *str, size_t *offset, size_t size)
{
if (*offset >= size)
return EOVERFLOW;
if (!chr_check(ch))
return EINVAL;
/* Unsigned version of ch (bit operations should only be done
on unsigned types). */
uint32_t cc = (uint32_t) ch;
/* Determine how many continuation bytes are needed */
unsigned int b0_bits; /* Data bits in first byte */
unsigned int cbytes; /* Number of continuation bytes */
if ((cc & ~LO_MASK_32(7)) == 0) {
b0_bits = 7;
cbytes = 0;
} else if ((cc & ~LO_MASK_32(11)) == 0) {
b0_bits = 5;
cbytes = 1;
} else if ((cc & ~LO_MASK_32(16)) == 0) {
b0_bits = 4;
cbytes = 2;
} else if ((cc & ~LO_MASK_32(21)) == 0) {
b0_bits = 3;
cbytes = 3;
} else {
/* Codes longer than 21 bits are not supported */
return EINVAL;
}
/* Check for available space in buffer */
if (*offset + cbytes >= size)
return EOVERFLOW;
/* Encode continuation bytes */
unsigned int i;
for (i = cbytes; i > 0; i--) {
str[*offset + i] = 0x80 | (cc & LO_MASK_32(CONT_BITS));
cc = cc >> CONT_BITS;
}
/* Encode first byte */
str[*offset] = (cc & LO_MASK_32(b0_bits)) | HI_MASK_8(8 - b0_bits - 1);
/* Advance offset */
*offset += cbytes + 1;
return EOK;
}
 
/** Get size of string.
*
* Get the number of bytes which are used by the string @a str (excluding the
* NULL-terminator).
*
* @param str String to consider.
*
* @return Number of bytes used by the string
*
*/
size_t str_size(const char *str)
{
size_t size = 0;
while (*str++ != 0)
size++;
return size;
}
 
/** Get size of wide string.
*
* Get the number of bytes which are used by the wide string @a str (excluding the
* NULL-terminator).
*
* @param str Wide string to consider.
*
* @return Number of bytes used by the wide string
*
*/
size_t wstr_size(const wchar_t *str)
{
return (wstr_length(str) * sizeof(wchar_t));
}
 
/** Get size of string with length limit.
*
* Get the number of bytes which are used by up to @a max_len first
* characters in the string @a str. If @a max_len is greater than
* the length of @a str, the entire string is measured (excluding the
* NULL-terminator).
*
* @param str String to consider.
* @param max_len Maximum number of characters to measure.
*
* @return Number of bytes used by the characters.
*
*/
size_t str_lsize(const char *str, count_t max_len)
{
count_t len = 0;
size_t offset = 0;
while (len < max_len) {
if (str_decode(str, &offset, STR_NO_LIMIT) == 0)
break;
len++;
}
return offset;
}
 
/** Get size of wide string with length limit.
*
* Get the number of bytes which are used by up to @a max_len first
* wide characters in the wide string @a str. If @a max_len is greater than
* the length of @a str, the entire wide string is measured (excluding the
* NULL-terminator).
*
* @param str Wide string to consider.
* @param max_len Maximum number of wide characters to measure.
*
* @return Number of bytes used by the wide characters.
*
*/
size_t wstr_lsize(const wchar_t *str, count_t max_len)
{
return (wstr_nlength(str, max_len * sizeof(wchar_t)) * sizeof(wchar_t));
}
 
/** Get number of characters in a string.
*
* @param str NULL-terminated string.
*
* @return Number of characters in string.
*
*/
count_t str_length(const char *str)
{
count_t len = 0;
size_t offset = 0;
while (str_decode(str, &offset, STR_NO_LIMIT) != 0)
len++;
return len;
}
 
/** Get number of characters in a wide string.
*
* @param str NULL-terminated wide string.
*
* @return Number of characters in @a str.
*
*/
count_t wstr_length(const wchar_t *wstr)
{
count_t len = 0;
while (*wstr++ != 0)
len++;
return len;
}
 
/** Get number of characters in a string with size limit.
*
* @param str NULL-terminated string.
* @param size Maximum number of bytes to consider.
*
* @return Number of characters in string.
*
*/
count_t str_nlength(const char *str, size_t size)
{
count_t len = 0;
size_t offset = 0;
while (str_decode(str, &offset, size) != 0)
len++;
return len;
}
 
/** Get number of characters in a string with size limit.
*
* @param str NULL-terminated string.
* @param size Maximum number of bytes to consider.
*
* @return Number of characters in string.
*
*/
count_t wstr_nlength(const wchar_t *str, size_t size)
{
count_t len = 0;
count_t limit = ALIGN_DOWN(size, sizeof(wchar_t));
count_t offset = 0;
while ((offset < limit) && (*str++ != 0)) {
len++;
offset += sizeof(wchar_t);
}
return len;
}
 
/** Check whether character is plain ASCII.
*
* @return True if character is plain ASCII.
*
*/
bool ascii_check(wchar_t ch)
{
if ((ch >= 0) && (ch <= 127))
return true;
return false;
}
 
/** Check whether character is valid
*
* @return True if character is a valid Unicode code point.
*
*/
bool chr_check(wchar_t ch)
{
if ((ch >= 0) && (ch <= 1114111))
return true;
return false;
}
 
/** Compare two NULL terminated strings.
*
* Do a char-by-char comparison of two NULL-terminated strings.
* The strings are considered equal iff they consist of the same
* characters on the minimum of their lengths.
*
* @param s1 First string to compare.
* @param s2 Second string to compare.
*
* @return 0 if the strings are equal, -1 if first is smaller,
* 1 if second smaller.
*
*/
int str_cmp(const char *s1, const char *s2)
{
wchar_t c1 = 0;
wchar_t c2 = 0;
size_t off1 = 0;
size_t off2 = 0;
 
while (true) {
c1 = str_decode(s1, &off1, STR_NO_LIMIT);
c2 = str_decode(s2, &off2, STR_NO_LIMIT);
 
if (c1 < c2)
return -1;
if (c1 > c2)
return 1;
 
if (c1 == 0 || c2 == 0)
break;
}
 
return 0;
}
 
/** Compare two NULL terminated strings with length limit.
*
* Do a char-by-char comparison of two NULL-terminated strings.
* The strings are considered equal iff they consist of the same
* characters on the minimum of their lengths and the length limit.
*
* @param s1 First string to compare.
* @param s2 Second string to compare.
* @param max_len Maximum number of characters to consider.
*
* @return 0 if the strings are equal, -1 if first is smaller,
* 1 if second smaller.
*
*/
int str_lcmp(const char *s1, const char *s2, count_t max_len)
{
wchar_t c1 = 0;
wchar_t c2 = 0;
size_t off1 = 0;
size_t off2 = 0;
count_t len = 0;
 
while (true) {
if (len >= max_len)
break;
 
c1 = str_decode(s1, &off1, STR_NO_LIMIT);
c2 = str_decode(s2, &off2, STR_NO_LIMIT);
 
if (c1 < c2)
return -1;
 
if (c1 > c2)
return 1;
 
if (c1 == 0 || c2 == 0)
break;
 
++len;
}
 
return 0;
 
}
 
/** Copy NULL-terminated string.
*
* Copy source string @a src to destination buffer @a dst.
* No more than @a size bytes are written. NULL-terminator is always
* written after the last succesfully copied character (i.e. if the
* destination buffer is has at least 1 byte, it will be always
* NULL-terminated).
*
* @param src Source string.
* @param dst Destination buffer.
* @param count Size of the destination buffer.
*
*/
void str_ncpy(char *dst, const char *src, size_t size)
{
/* No space for the NULL-terminator in the buffer */
if (size == 0)
return;
wchar_t ch;
size_t str_off = 0;
size_t dst_off = 0;
while ((ch = str_decode(src, &str_off, STR_NO_LIMIT)) != 0) {
if (chr_encode(ch, dst, &dst_off, size) != EOK)
break;
}
if (dst_off >= size)
dst[size - 1] = 0;
else
dst[dst_off] = 0;
}
 
/** Copy NULL-terminated wide string to string
*
* Copy source wide string @a src to destination buffer @a dst.
* No more than @a size bytes are written. NULL-terminator is always
* written after the last succesfully copied character (i.e. if the
* destination buffer is has at least 1 byte, it will be always
* NULL-terminated).
*
* @param src Source wide string.
* @param dst Destination buffer.
* @param count Size of the destination buffer.
*
*/
void wstr_nstr(char *dst, const wchar_t *src, size_t size)
{
/* No space for the NULL-terminator in the buffer */
if (size == 0)
return;
wchar_t ch;
count_t src_idx = 0;
size_t dst_off = 0;
while ((ch = src[src_idx++]) != 0) {
if (chr_encode(ch, dst, &dst_off, size) != EOK)
break;
}
if (dst_off >= size)
dst[size - 1] = 0;
else
dst[dst_off] = 0;
}
 
/** Find first occurence of character in string.
*
* @param str String to search.
* @param ch Character to look for.
*
* @return Pointer to character in @a str or NULL if not found.
*
*/
const char *str_chr(const char *str, wchar_t ch)
{
wchar_t acc;
size_t off = 0;
while ((acc = str_decode(str, &off, STR_NO_LIMIT)) != 0) {
if (acc == ch)
return (str + off);
}
return NULL;
}
 
/** Insert a wide character into a wide string.
*
* Insert a wide character into a wide string at position
* @a pos. The characters after the position are shifted.
*
* @param str String to insert to.
* @param ch Character to insert to.
* @param pos Character index where to insert.
@ @param max_pos Characters in the buffer.
*
* @return True if the insertion was sucessful, false if the position
* is out of bounds.
*
*/
bool wstr_linsert(wchar_t *str, wchar_t ch, count_t pos, count_t max_pos)
{
count_t len = wstr_length(str);
if ((pos > len) || (pos + 1 > max_pos))
return false;
count_t i;
for (i = len; i + 1 > pos; i--)
str[i + 1] = str[i];
str[pos] = ch;
return true;
}
 
/** Remove a wide character from a wide string.
*
* Remove a wide character from a wide string at position
* @a pos. The characters after the position are shifted.
*
* @param str String to remove from.
* @param pos Character index to remove.
*
* @return True if the removal was sucessful, false if the position
* is out of bounds.
*
*/
bool wstr_remove(wchar_t *str, count_t pos)
{
count_t len = wstr_length(str);
if (pos >= len)
return false;
count_t i;
for (i = pos + 1; i <= len; i++)
str[i - 1] = str[i];
return true;
}
 
/** Count the number of characters in the string, not including terminating 0.
*
* @param str String.
/branches/network/uspace/lib/libc/generic/loader.c
54,7 → 54,7
int loader_spawn(const char *name)
{
return __SYSCALL2(SYS_PROGRAM_SPAWN_LOADER,
(sysarg_t) name, strlen(name));
(sysarg_t) name, str_size(name));
}
 
loader_t *loader_connect(void)
168,7 → 168,7
ap = argv;
buffer_size = 0;
while (*ap != NULL) {
buffer_size += strlen(*ap) + 1;
buffer_size += str_size(*ap) + 1;
++ap;
}
 
178,9 → 178,10
/* Now fill the buffer with null-terminated argument strings */
ap = argv;
dp = arg_buf;
 
while (*ap != NULL) {
strcpy(dp, *ap);
dp += strlen(*ap) + 1;
str_ncpy(dp, *ap, buffer_size - (dp - arg_buf));
dp += str_size(*ap) + 1;
 
++ap;
}
242,6 → 243,8
if (rc != EOK)
return rc;
 
ipc_hangup(ldr->phone_id);
ldr->phone_id = 0;
return EOK;
}
 
/branches/network/uspace/lib/libc/generic/thread.c
109,7 → 109,7
uarg->uspace_uarg = uarg;
rc = __SYSCALL4(SYS_THREAD_CREATE, (sysarg_t) uarg, (sysarg_t) name,
(sysarg_t) strlen(name), (sysarg_t) tid);
(sysarg_t) str_size(name), (sysarg_t) tid);
if (rc) {
/*
/branches/network/uspace/lib/libc/generic/vfs/vfs.c
57,7 → 57,7
futex_t cwd_futex = FUTEX_INITIALIZER;
DIR *cwd_dir = NULL;
char *cwd_path = NULL;
size_t cwd_len = 0;
size_t cwd_size = 0;
 
char *absolutize(const char *path, size_t *retlen)
{
65,22 → 65,22
char *ncwd_path_nc;
 
futex_down(&cwd_futex);
size_t len = strlen(path);
size_t size = str_size(path);
if (*path != '/') {
if (!cwd_path) {
futex_up(&cwd_futex);
return NULL;
}
ncwd_path_nc = malloc(cwd_len + 1 + len + 1);
ncwd_path_nc = malloc(cwd_size + 1 + size + 1);
if (!ncwd_path_nc) {
futex_up(&cwd_futex);
return NULL;
}
strcpy(ncwd_path_nc, cwd_path);
ncwd_path_nc[cwd_len] = '/';
ncwd_path_nc[cwd_len + 1] = '\0';
str_ncpy(ncwd_path_nc, cwd_path, cwd_size + 1 + size + 1);
ncwd_path_nc[cwd_size] = '/';
ncwd_path_nc[cwd_size + 1] = '\0';
} else {
ncwd_path_nc = malloc(len + 1);
ncwd_path_nc = malloc(size + 1);
if (!ncwd_path_nc) {
futex_up(&cwd_futex);
return NULL;
132,7 → 132,7
aid_t req = async_send_2(phone, DEVMAP_DEVICE_GET_HANDLE, flags, 0,
&answer);
ipcarg_t retval = ipc_data_write_start(phone, name, strlen(name) + 1);
ipcarg_t retval = ipc_data_write_start(phone, name, str_size(name) + 1);
if (retval != EOK) {
async_wait_for(req, NULL);
166,8 → 166,8
if (res != EOK)
return res;
size_t mpa_len;
char *mpa = absolutize(mp, &mpa_len);
size_t mpa_size;
char *mpa = absolutize(mp, &mpa_size);
if (!mpa)
return ENOMEM;
176,7 → 176,7
vfs_connect();
req = async_send_2(vfs_phone, VFS_MOUNT, dev_handle, flags, NULL);
rc = ipc_data_write_start(vfs_phone, (void *) mpa, mpa_len);
rc = ipc_data_write_start(vfs_phone, (void *) mpa, mpa_size);
if (rc != EOK) {
async_wait_for(req, NULL);
async_serialize_end();
185,7 → 185,7
return (int) rc;
}
rc = ipc_data_write_start(vfs_phone, (void *) fs_name, strlen(fs_name));
rc = ipc_data_write_start(vfs_phone, (void *) fs_name, str_size(fs_name));
if (rc != EOK) {
async_wait_for(req, NULL);
async_serialize_end();
208,8 → 208,8
ipc_call_t answer;
aid_t req;
size_t pa_len;
char *pa = absolutize(path, &pa_len);
size_t pa_size;
char *pa = absolutize(path, &pa_size);
if (!pa)
return ENOMEM;
218,7 → 218,7
vfs_connect();
req = async_send_3(vfs_phone, VFS_OPEN, lflag, oflag, 0, &answer);
rc = ipc_data_write_start(vfs_phone, pa, pa_len);
rc = ipc_data_write_start(vfs_phone, pa, pa_size);
if (rc != EOK) {
async_wait_for(req, NULL);
async_serialize_end();
384,8 → 384,8
ipcarg_t rc;
aid_t req;
size_t pa_len;
char *pa = absolutize(path, &pa_len);
size_t pa_size;
char *pa = absolutize(path, &pa_size);
if (!pa)
return ENOMEM;
394,7 → 394,7
vfs_connect();
req = async_send_1(vfs_phone, VFS_MKDIR, mode, NULL);
rc = ipc_data_write_start(vfs_phone, pa, pa_len);
rc = ipc_data_write_start(vfs_phone, pa, pa_size);
if (rc != EOK) {
async_wait_for(req, NULL);
async_serialize_end();
414,8 → 414,8
ipcarg_t rc;
aid_t req;
size_t pa_len;
char *pa = absolutize(path, &pa_len);
size_t pa_size;
char *pa = absolutize(path, &pa_size);
if (!pa)
return ENOMEM;
 
424,7 → 424,7
vfs_connect();
req = async_send_0(vfs_phone, VFS_UNLINK, NULL);
rc = ipc_data_write_start(vfs_phone, pa, pa_len);
rc = ipc_data_write_start(vfs_phone, pa, pa_size);
if (rc != EOK) {
async_wait_for(req, NULL);
async_serialize_end();
454,13 → 454,13
ipcarg_t rc;
aid_t req;
size_t olda_len;
char *olda = absolutize(old, &olda_len);
size_t olda_size;
char *olda = absolutize(old, &olda_size);
if (!olda)
return ENOMEM;
 
size_t newa_len;
char *newa = absolutize(new, &newa_len);
size_t newa_size;
char *newa = absolutize(new, &newa_size);
if (!newa) {
free(olda);
return ENOMEM;
471,7 → 471,7
vfs_connect();
req = async_send_0(vfs_phone, VFS_RENAME, NULL);
rc = ipc_data_write_start(vfs_phone, olda, olda_len);
rc = ipc_data_write_start(vfs_phone, olda, olda_size);
if (rc != EOK) {
async_wait_for(req, NULL);
async_serialize_end();
480,7 → 480,7
free(newa);
return (int) rc;
}
rc = ipc_data_write_start(vfs_phone, newa, newa_len);
rc = ipc_data_write_start(vfs_phone, newa, newa_size);
if (rc != EOK) {
async_wait_for(req, NULL);
async_serialize_end();
499,8 → 499,8
 
int chdir(const char *path)
{
size_t pa_len;
char *pa = absolutize(path, &pa_len);
size_t pa_size;
char *pa = absolutize(path, &pa_size);
if (!pa)
return ENOMEM;
 
516,11 → 516,11
cwd_dir = NULL;
free(cwd_path);
cwd_path = NULL;
cwd_len = 0;
cwd_size = 0;
}
cwd_dir = d;
cwd_path = pa;
cwd_len = pa_len;
cwd_size = pa_size;
futex_up(&cwd_futex);
return EOK;
}
530,11 → 530,11
if (!size)
return NULL;
futex_down(&cwd_futex);
if (size < cwd_len + 1) {
if (size < cwd_size + 1) {
futex_up(&cwd_futex);
return NULL;
}
strcpy(buf, cwd_path);
str_ncpy(buf, cwd_path, size);
futex_up(&cwd_futex);
return buf;
}
/branches/network/uspace/lib/libc/generic/event.c
0,0 → 1,57
/*
* Copyright (c) 2009 Jakub Jermar
* 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.
* - The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
*/
 
/** @addtogroup libc
* @{
* @}
*/
 
/** @addtogroup libc
*/
/** @file
*/
 
#include <libc.h>
#include <event.h>
#include <kernel/ipc/event_types.h>
#include <ipc/ipc.h>
 
/** Subscribe for event notifications.
*
* @param evno Event number.
* @param method Use this method for notifying me.
*
* @return Value returned by the kernel.
*/
int event_subscribe(event_type_t e, ipcarg_t method)
{
return __SYSCALL2(SYS_EVENT_SUBSCRIBE, (sysarg_t) e, (sysarg_t) method);
}
 
/** @}
*/
/branches/network/uspace/lib/libc/generic/io/io.c
36,6 → 36,8
#include <unistd.h>
#include <stdio.h>
#include <io/io.h>
#include <string.h>
#include <errno.h>
 
const static char nl = '\n';
 
87,10 → 89,16
 
int putchar(int c)
{
unsigned char ch = c;
if (write_stdout((void *) &ch, 1) == 1)
char buf[STR_BOUNDS(1)];
size_t offs;
 
offs = 0;
if (chr_encode(c, buf, &offs, STR_BOUNDS(1)) != EOK)
return EOF;
 
if (write_stdout((void *) buf, offs) == offs)
return c;
 
return EOF;
}
 
97,6 → 105,8
int getchar(void)
{
unsigned char c;
 
flush_stdout();
if (read_stdin((void *) &c, 1) == 1)
return c;
103,5 → 113,11
return EOF;
}
 
int fflush(FILE *f)
{
(void) f;
return flush_stdout();
}
 
/** @}
*/
/branches/network/uspace/lib/libc/generic/io/fprintf.c
38,15 → 38,23
#include <sys/types.h>
#include <io/printf_core.h>
 
static int vfprintf_write(const char *s, size_t count, void *f)
static int vfprintf_str_write(const char *s, size_t size, void *f)
{
return fwrite(s, 1, count, (FILE *) f);
/* FIXME: Should return number of characters? */
return fwrite(s, 1, size, (FILE *) f);
}
 
static int vfprintf_wstr_write(const char *s, size_t size, void *f)
{
/* TODO */
return size;
}
 
int vfprintf(FILE *f, const char *fmt, va_list ap)
{
struct printf_spec ps = {
(int (*)(void *, size_t, void *)) vfprintf_write,
vfprintf_str_write,
vfprintf_wstr_write,
(void *) f
};
 
/branches/network/uspace/lib/libc/generic/io/vprintf.c
41,11 → 41,41
 
static atomic_t printf_futex = FUTEX_INITIALIZER;
 
static int vprintf_write(const char *str, size_t count, void *unused)
static int vprintf_str_write(const char *str, size_t size, void *data)
{
return write_stdout(str, count);
size_t offset = 0;
size_t prev;
count_t chars = 0;
while (offset < size) {
prev = offset;
str_decode(str, &offset, size);
write_stdout(str + prev, offset - prev);
chars++;
}
return chars;
}
 
static int vprintf_wstr_write(const wchar_t *str, size_t size, void *data)
{
size_t offset = 0;
size_t boff;
count_t chars = 0;
char buf[4];
while (offset < size) {
boff = 0;
chr_encode(str[chars], buf, &boff, 4);
write_stdout(buf, boff);
chars++;
offset += sizeof(wchar_t);
}
return chars;
}
 
 
/** Print formatted text.
* @param fmt format string
* @param ap format parameters
54,7 → 84,8
int vprintf(const char *fmt, va_list ap)
{
struct printf_spec ps = {
(int (*)(void *, size_t, void *)) vprintf_write,
vprintf_str_write,
vprintf_wstr_write,
NULL
};
/*
/branches/network/uspace/lib/libc/generic/io/vsnprintf.c
36,87 → 36,145
#include <stdio.h>
#include <string.h>
#include <io/printf_core.h>
#include <errno.h>
 
struct vsnprintf_data {
size_t size; /* total space for string */
size_t len; /* count of currently used characters */
char *string; /* destination string */
};
typedef struct {
size_t size; /* Total size of the buffer (in bytes) */
size_t len; /* Number of already used bytes */
char *dst; /* Destination */
} vsnprintf_data_t;
 
/** Write string to given buffer.
* Write at most data->size characters including trailing zero. According to C99
* has snprintf to return number of characters that would have been written if
* enough space had been available. Hence the return value is not number of
* really printed characters but size of input string. Number of really used
* characters is stored in data->len.
*
* @param str Source string to print.
* @param count Size of the source string.
* @param data Structure with destination string, counter of used space
* and total string size.
* @return Number of characters to print (not characters really
* printed!)
* Write at most data->size plain characters including trailing zero.
* According to C99, snprintf() has to return number of characters that
* would have been written if enough space had been available. Hence
* the return value is not the number of actually printed characters
* but size of the input string.
*
* @param str Source string to print.
* @param size Number of plain characters in str.
* @param data Structure describing destination string, counter
* of used space and total string size.
*
* @return Number of characters to print (not characters actually
* printed).
*
*/
static int
vsnprintf_write(const char *str, size_t count, struct vsnprintf_data *data)
static int vsnprintf_str_write(const char *str, size_t size, vsnprintf_data_t *data)
{
size_t i;
i = data->size - data->len;
 
if (i == 0) {
return count;
}
size_t left = data->size - data->len;
if (i == 1) {
/*
* We have only one free byte left in buffer => write there
* trailing zero.
if (left == 0)
return ((int) size);
if (left == 1) {
/* We have only one free byte left in buffer
* -> store trailing zero
*/
data->string[data->size - 1] = 0;
data->dst[data->size - 1] = 0;
data->len = data->size;
return count;
return ((int) size);
}
if (i <= count) {
/*
* We have not enought space for whole string with the trailing
* zero => print only a part of string.
if (left <= size) {
/* We do not have enough space for the whole string
* with the trailing zero => print only a part
* of string
*/
memcpy((void *)(data->string + data->len), (void *)str, i - 1);
data->string[data->size - 1] = 0;
data->len = data->size;
return count;
index_t index = 0;
while (index < size) {
wchar_t uc = str_decode(str, &index, size);
if (chr_encode(uc, data->dst, &data->len, data->size - 1) != EOK)
break;
}
/* Put trailing zero at end, but not count it
* into data->len so it could be rewritten next time
*/
data->dst[data->len] = 0;
return ((int) size);
}
/* Buffer is big enought to print whole string */
memcpy((void *)(data->string + data->len), (void *)str, count);
data->len += count;
/*
* Put trailing zero at end, but not count it into data->len so it could
* be rewritten next time.
/* Buffer is big enought to print the whole string */
memcpy((void *)(data->dst + data->len), (void *) str, size);
data->len += size;
/* Put trailing zero at end, but not count it
* into data->len so it could be rewritten next time
*/
data->string[data->len] = 0;
data->dst[data->len] = 0;
return ((int) size);
}
 
return count;
/** Write wide string to given buffer.
*
* Write at most data->size plain characters including trailing zero.
* According to C99, snprintf() has to return number of characters that
* would have been written if enough space had been available. Hence
* the return value is not the number of actually printed characters
* but size of the input string.
*
* @param str Source wide string to print.
* @param size Number of bytes in str.
* @param data Structure describing destination string, counter
* of used space and total string size.
*
* @return Number of wide characters to print (not characters actually
* printed).
*
*/
static int vsnprintf_wstr_write(const wchar_t *str, size_t size, vsnprintf_data_t *data)
{
index_t index = 0;
while (index < (size / sizeof(wchar_t))) {
size_t left = data->size - data->len;
if (left == 0)
return ((int) size);
if (left == 1) {
/* We have only one free byte left in buffer
* -> store trailing zero
*/
data->dst[data->size - 1] = 0;
data->len = data->size;
return ((int) size);
}
if (chr_encode(str[index], data->dst, &data->len, data->size - 1) != EOK)
break;
index++;
}
/* Put trailing zero at end, but not count it
* into data->len so it could be rewritten next time
*/
data->dst[data->len] = 0;
return ((int) size);
}
 
/** Print formatted to the given buffer with limited size.
* @param str Buffer.
* @param size Bffer size.
* @param fmt Format string.
* \see For more details about format string see printf_core.
*/
int vsnprintf(char *str, size_t size, const char *fmt, va_list ap)
{
struct vsnprintf_data data = {size, 0, str};
struct printf_spec ps = {
(int(*)(void *, size_t, void *)) vsnprintf_write,
vsnprintf_data_t data = {
size,
0,
str
};
printf_spec_t ps = {
(int(*) (const char *, size_t, void *)) vsnprintf_str_write,
(int(*) (const wchar_t *, size_t, void *)) vsnprintf_wstr_write,
&data
};
 
/*
* Print 0 at end of string - fix the case that nothing will be printed.
*/
/* Print 0 at end of string - fix the case that nothing will be printed */
if (size > 0)
str[0] = 0;
/branches/network/uspace/lib/libc/generic/io/printf_core.c
1,6 → 1,7
/*
* Copyright (c) 2001-2004 Jakub Jermar
* Copyright (c) 2006 Josef Cejka
* Copyright (c) 2009 Martin Decky
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
27,12 → 28,12
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
 
/** @addtogroup libc
/** @addtogroup generic
* @{
*/
/**
* @file
* @brief Printing functions.
* @brief Printing functions.
*/
 
#include <unistd.h>
41,20 → 42,30
#include <ctype.h>
#include <string.h>
 
#define __PRINTF_FLAG_PREFIX 0x00000001 /**< show prefixes 0x or 0*/
#define __PRINTF_FLAG_SIGNED 0x00000002 /**< signed / unsigned number */
#define __PRINTF_FLAG_ZEROPADDED 0x00000004 /**< print leading zeroes */
#define __PRINTF_FLAG_LEFTALIGNED 0x00000010 /**< align to left */
#define __PRINTF_FLAG_SHOWPLUS 0x00000020 /**< always show + sign */
#define __PRINTF_FLAG_SPACESIGN 0x00000040 /**< print space instead of plus */
#define __PRINTF_FLAG_BIGCHARS 0x00000080 /**< show big characters */
#define __PRINTF_FLAG_NEGATIVE 0x00000100 /**< number has - sign */
/** show prefixes 0x or 0 */
#define __PRINTF_FLAG_PREFIX 0x00000001
/** signed / unsigned number */
#define __PRINTF_FLAG_SIGNED 0x00000002
/** print leading zeroes */
#define __PRINTF_FLAG_ZEROPADDED 0x00000004
/** align to left */
#define __PRINTF_FLAG_LEFTALIGNED 0x00000010
/** always show + sign */
#define __PRINTF_FLAG_SHOWPLUS 0x00000020
/** print space instead of plus */
#define __PRINTF_FLAG_SPACESIGN 0x00000040
/** show big characters */
#define __PRINTF_FLAG_BIGCHARS 0x00000080
/** number has - sign */
#define __PRINTF_FLAG_NEGATIVE 0x00000100
 
#define PRINT_NUMBER_BUFFER_SIZE (64+5) /**< Buffer big enought for 64 bit number
* printed in base 2, sign, prefix and
* 0 to terminate string.. (last one is only for better testing
* end of buffer by zero-filling subroutine)
*/
/**
* Buffer big enough for 64-bit number printed in base 2, sign, prefix and 0
* to terminate string... (last one is only for better testing end of buffer by
* zero-filling subroutine)
*/
#define PRINT_NUMBER_BUFFER_SIZE (64 + 5)
 
/** Enumeration of possible arguments types.
*/
typedef enum {
63,171 → 74,299
PrintfQualifierInt,
PrintfQualifierLong,
PrintfQualifierLongLong,
PrintfQualifierSizeT,
PrintfQualifierPointer
} qualifier_t;
 
static char digits_small[] = "0123456789abcdef"; /**< Small hexadecimal characters */
static char digits_big[] = "0123456789ABCDEF"; /**< Big hexadecimal characters */
static char nullstr[] = "(NULL)";
static char digits_small[] = "0123456789abcdef";
static char digits_big[] = "0123456789ABCDEF";
static char invalch = U_SPECIAL;
 
/** Print count chars from buffer without adding newline
* @param buf Buffer with size at least count bytes - NULL pointer NOT allowed!
* @param count
* @param ps output method and its data
* @return number of printed characters
/** Print one or more characters without adding newline.
*
* @param buf Buffer holding characters with size of
* at least size bytes. NULL is not allowed!
* @param size Size of the buffer in bytes.
* @param ps Output method and its data.
*
* @return Number of characters printed.
*
*/
static int printf_putnchars(const char * buf, size_t count,
struct printf_spec *ps)
static int printf_putnchars(const char *buf, size_t size,
printf_spec_t *ps)
{
return ps->write((void *)buf, count, ps->data);
return ps->str_write((void *) buf, size, ps->data);
}
 
/** Print string without added newline
* @param str string to print
* @param ps write function specification and support data
* @return number of printed characters
/** Print one or more wide characters without adding newline.
*
* @param buf Buffer holding wide characters with size of
* at least size bytes. NULL is not allowed!
* @param size Size of the buffer in bytes.
* @param ps Output method and its data.
*
* @return Number of wide characters printed.
*
*/
static int printf_putstr(const char * str, struct printf_spec *ps)
static int printf_wputnchars(const wchar_t *buf, size_t size,
printf_spec_t *ps)
{
size_t count;
return ps->wstr_write((void *) buf, size, ps->data);
}
 
/** Print string without adding a newline.
*
* @param str String to print.
* @param ps Write function specification and support data.
*
* @return Number of characters printed.
*
*/
static int printf_putstr(const char *str, printf_spec_t *ps)
{
if (str == NULL)
return printf_putnchars(nullstr, str_size(nullstr), ps);
if (str == NULL)
return printf_putnchars("(NULL)", 6, ps);
return ps->str_write((void *) str, str_size(str), ps->data);
}
 
count = strlen(str);
 
return ps->write((void *) str, count, ps->data);
/** Print one ASCII character.
*
* @param c ASCII character to be printed.
* @param ps Output method.
*
* @return Number of characters printed.
*
*/
static int printf_putchar(const char ch, printf_spec_t *ps)
{
if (!ascii_check(ch))
return ps->str_write((void *) &invalch, 1, ps->data);
return ps->str_write(&ch, 1, ps->data);
}
 
/** Print one character to output
* @param c one character
* @param ps output method
* @return number of printed characters
/** Print one wide character.
*
* @param c Wide character to be printed.
* @param ps Output method.
*
* @return Number of characters printed.
*
*/
static int printf_putchar(int c, struct printf_spec *ps)
static int printf_putwchar(const wchar_t ch, printf_spec_t *ps)
{
unsigned char ch = c;
if (!chr_check(ch))
return ps->str_write((void *) &invalch, 1, ps->data);
return ps->write((void *) &ch, 1, ps->data);
return ps->wstr_write(&ch, sizeof(wchar_t), ps->data);
}
 
/** Print one formatted character
* @param c character to print
* @param width
* @param flags
* @return number of printed characters
/** Print one formatted ASCII character.
*
* @param ch Character to print.
* @param width Width modifier.
* @param flags Flags that change the way the character is printed.
*
* @return Number of characters printed, negative value on failure.
*
*/
static int print_char(char c, int width, uint64_t flags, struct printf_spec *ps)
static int print_char(const char ch, int width, uint32_t flags, printf_spec_t *ps)
{
int counter = 0;
count_t counter = 0;
if (!(flags & __PRINTF_FLAG_LEFTALIGNED)) {
/*
* One space is consumed by the character itself, hence the
* predecrement.
*/
while (--width > 0) {
if (printf_putchar(' ', ps) > 0)
++counter;
/*
* One space is consumed by the character itself, hence
* the predecrement.
*/
if (printf_putchar(' ', ps) > 0)
counter++;
}
}
if (printf_putchar(c, ps) > 0)
if (printf_putchar(ch, ps) > 0)
counter++;
/*
* One space is consumed by the character itself, hence the
* predecrement.
*/
while (--width > 0) {
/*
* One space is consumed by the character itself, hence
* the predecrement.
*/
if (printf_putchar(' ', ps) > 0)
++counter;
counter++;
}
return ++counter;
return (int) (counter + 1);
}
 
/** Print one string
* @param s string
* @param width
* @param precision
* @param flags
* @return number of printed characters
/** Print one formatted wide character.
*
* @param ch Character to print.
* @param width Width modifier.
* @param flags Flags that change the way the character is printed.
*
* @return Number of characters printed, negative value on failure.
*
*/
static int print_string(char *s, int width, int precision, uint64_t flags,
struct printf_spec *ps)
static int print_wchar(const wchar_t ch, int width, uint32_t flags, printf_spec_t *ps)
{
int counter = 0;
size_t size;
int retval;
 
if (s == NULL) {
return printf_putstr("(NULL)", ps);
count_t counter = 0;
if (!(flags & __PRINTF_FLAG_LEFTALIGNED)) {
while (--width > 0) {
/*
* One space is consumed by the character itself, hence
* the predecrement.
*/
if (printf_putchar(' ', ps) > 0)
counter++;
}
}
size = strlen(s);
if (printf_putwchar(ch, ps) > 0)
counter++;
while (--width > 0) {
/*
* One space is consumed by the character itself, hence
* the predecrement.
*/
if (printf_putchar(' ', ps) > 0)
counter++;
}
return (int) (counter + 1);
}
 
/* print leading spaces */
/** Print string.
*
* @param str String to be printed.
* @param width Width modifier.
* @param precision Precision modifier.
* @param flags Flags that modify the way the string is printed.
*
* @return Number of characters printed, negative value on failure.
*/
static int print_str(char *str, int width, unsigned int precision,
uint32_t flags, printf_spec_t *ps)
{
if (str == NULL)
return printf_putstr(nullstr, ps);
 
if (precision == 0)
precision = size;
/* Print leading spaces. */
count_t strw = str_length(str);
if (precision == 0)
precision = strw;
 
/* Left padding */
count_t counter = 0;
width -= precision;
if (!(flags & __PRINTF_FLAG_LEFTALIGNED)) {
while (width-- > 0) {
if (printf_putchar(' ', ps) == 1)
while (width-- > 0) {
if (printf_putchar(' ', ps) == 1)
counter++;
}
}
 
if ((retval = printf_putnchars(s, size < precision ? size : precision,
ps)) < 0) {
/* Part of @a str fitting into the alloted space. */
int retval;
size_t size = str_lsize(str, precision);
if ((retval = printf_putnchars(str, size, ps)) < 0)
return -counter;
 
counter += retval;
 
/* Right padding */
while (width-- > 0) {
if (printf_putchar(' ', ps) == 1)
counter++;
}
 
counter += retval;
return ((int) counter);
 
}
 
/** Print wide string.
*
* @param str Wide string to be printed.
* @param width Width modifier.
* @param precision Precision modifier.
* @param flags Flags that modify the way the string is printed.
*
* @return Number of wide characters printed, negative value on failure.
*/
static int print_wstr(wchar_t *str, int width, unsigned int precision,
uint32_t flags, printf_spec_t *ps)
{
if (str == NULL)
return printf_putstr(nullstr, ps);
if (*str == U_BOM)
str++;
/* Print leading spaces. */
size_t strw = wstr_length(str);
if (precision == 0)
precision = strw;
/* Left padding */
count_t counter = 0;
width -= precision;
if (!(flags & __PRINTF_FLAG_LEFTALIGNED)) {
while (width-- > 0) {
if (printf_putchar(' ', ps) == 1)
counter++;
}
}
/* Part of @a wstr fitting into the alloted space. */
int retval;
size_t size = wstr_lsize(str, precision);
if ((retval = printf_wputnchars(str, size, ps)) < 0)
return -counter;
counter += retval;
/* Right padding */
while (width-- > 0) {
if (printf_putchar(' ', ps) == 1)
++counter;
if (printf_putchar(' ', ps) == 1)
counter++;
}
return counter;
 
return ((int) counter);
}
 
 
/** Print number in given base
/** Print a number in a given base.
*
* Print significant digits of a number in given
* base.
* Print significant digits of a number in given base.
*
* @param num Number to print.
* @param width
* @param precision
* @param base Base to print the number in (should
* be in range 2 .. 16).
* @param flags output modifiers
* @return number of printed characters
* @param num Number to print.
* @param width Width modifier.
* @param precision Precision modifier.
* @param base Base to print the number in (must be between 2 and 16).
* @param flags Flags that modify the way the number is printed.
*
* @return Number of characters printed.
*
*/
static int print_number(uint64_t num, int width, int precision, int base,
uint64_t flags, struct printf_spec *ps)
uint32_t flags, printf_spec_t *ps)
{
char *digits = digits_small;
char d[PRINT_NUMBER_BUFFER_SIZE]; /* this is good enough even for
* base == 2, prefix and sign */
char *ptr = &d[PRINT_NUMBER_BUFFER_SIZE - 1];
int size = 0; /* size of number with all prefixes and signs */
int number_size; /* size of plain number */
char sgn;
int retval;
int counter = 0;
char *digits;
if (flags & __PRINTF_FLAG_BIGCHARS)
digits = digits_big;
else
digits = digits_small;
if (flags & __PRINTF_FLAG_BIGCHARS)
digits = digits_big;
char data[PRINT_NUMBER_BUFFER_SIZE];
char *ptr = &data[PRINT_NUMBER_BUFFER_SIZE - 1];
*ptr-- = 0; /* Put zero at end of string */
 
/* Size of number with all prefixes and signs */
int size = 0;
/* Put zero at end of string */
*ptr-- = 0;
if (num == 0) {
*ptr-- = '0';
size++;
238,15 → 377,17
} while (num /= base);
}
number_size = size;
 
/* Size of plain number */
int number_size = size;
/*
* Collect sum of all prefixes/signs/... to calculate padding and
* leading zeroes
* Collect the sum of all prefixes/signs/etc. to calculate padding and
* leading zeroes.
*/
if (flags & __PRINTF_FLAG_PREFIX) {
switch(base) {
case 2: /* Binary formating is not standard, but usefull */
case 2:
/* Binary formating is not standard, but usefull */
size += 2;
break;
case 8:
257,8 → 398,8
break;
}
}
 
sgn = 0;
char sgn = 0;
if (flags & __PRINTF_FLAG_SIGNED) {
if (flags & __PRINTF_FLAG_NEGATIVE) {
sgn = '-';
271,47 → 412,46
size++;
}
}
 
if (flags & __PRINTF_FLAG_LEFTALIGNED) {
if (flags & __PRINTF_FLAG_LEFTALIGNED)
flags &= ~__PRINTF_FLAG_ZEROPADDED;
}
 
/*
* If number is leftaligned or precision is specified then zeropadding
* is ignored.
* If the number is left-aligned or precision is specified then
* padding with zeros is ignored.
*/
if (flags & __PRINTF_FLAG_ZEROPADDED) {
if ((precision == 0) && (width > size)) {
if ((precision == 0) && (width > size))
precision = width - size + number_size;
}
}
 
/* print leading spaces */
 
/* We must print whole number not only a part. */
if (number_size > precision)
/* Print leading spaces */
if (number_size > precision) {
/* Print the whole number, not only a part */
precision = number_size;
 
}
width -= precision + size - number_size;
count_t counter = 0;
if (!(flags & __PRINTF_FLAG_LEFTALIGNED)) {
while (width-- > 0) {
if (printf_putchar(' ', ps) == 1)
while (width-- > 0) {
if (printf_putchar(' ', ps) == 1)
counter++;
}
}
/* print sign */
/* Print sign */
if (sgn) {
if (printf_putchar(sgn, ps) == 1)
counter++;
}
/* print prefix */
/* Print prefix */
if (flags & __PRINTF_FLAG_PREFIX) {
switch(base) {
case 2: /* Binary formating is not standard, but usefull */
case 2:
/* Binary formating is not standard, but usefull */
if (printf_putchar('0', ps) == 1)
counter++;
if (flags & __PRINTF_FLAG_BIGCHARS) {
339,152 → 479,154
break;
}
}
 
/* print leading zeroes */
/* Print leading zeroes */
precision -= number_size;
while (precision-- > 0) {
while (precision-- > 0) {
if (printf_putchar('0', ps) == 1)
counter++;
}
 
/* print number itself */
 
if ((retval = printf_putstr(++ptr, ps)) > 0) {
/* Print the number itself */
int retval;
if ((retval = printf_putstr(++ptr, ps)) > 0)
counter += retval;
}
/* print ending spaces */
/* Print tailing spaces */
while (width-- > 0) {
if (printf_putchar(' ', ps) == 1)
while (width-- > 0) {
if (printf_putchar(' ', ps) == 1)
counter++;
}
 
return counter;
return ((int) counter);
}
 
 
/** Print formatted string.
*
* Print string formatted according to the fmt parameter and variadic arguments.
* Each formatting directive must have the following form:
*
* \% [ FLAGS ] [ WIDTH ] [ .PRECISION ] [ TYPE ] CONVERSION
*
* \% [ FLAGS ] [ WIDTH ] [ .PRECISION ] [ TYPE ] CONVERSION
*
* FLAGS:@n
* - "#" Force to print prefix.
* For conversion \%o the prefix is 0, for %x and \%X prefixes are 0x and
* 0X and for conversion \%b the prefix is 0b.
* - "#" Force to print prefix. For \%o conversion, the prefix is 0, for
* \%x and \%X prefixes are 0x and 0X and for conversion \%b the
* prefix is 0b.
*
* - "-" Align to left.
* - "-" Align to left.
*
* - "+" Print positive sign just as negative.
* - "+" Print positive sign just as negative.
*
* - " " If the printed number is positive and "+" flag is not set,
* print space in place of sign.
* - " " If the printed number is positive and "+" flag is not set,
* print space in place of sign.
*
* - "0" Print 0 as padding instead of spaces. Zeroes are placed between
* sign and the rest of the number. This flag is ignored if "-"
* flag is specified.
*
* - "0" Print 0 as padding instead of spaces. Zeroes are placed between
* sign and the rest of the number. This flag is ignored if "-"
* flag is specified.
*
* WIDTH:@n
* - Specify minimal width of printed argument. If it is bigger, width is
* ignored. If width is specified with a "*" character instead of number,
* width is taken from parameter list. And integer parameter is expected
* before parameter for processed conversion specification. If this value
* is negative its absolute value is taken and the "-" flag is set.
* - Specify the minimal width of a printed argument. If it is bigger,
* width is ignored. If width is specified with a "*" character instead of
* number, width is taken from parameter list. And integer parameter is
* expected before parameter for processed conversion specification. If
* this value is negative its absolute value is taken and the "-" flag is
* set.
*
* PRECISION:@n
* - Value precision. For numbers it specifies minimum valid numbers.
* Smaller numbers are printed with leading zeroes. Bigger numbers are
* not affected. Strings with more than precision characters are cut off.
* Just as with width, an "*" can be used used instead of a number. An
* integer value is then expected in parameters. When both width and
* precision are specified using "*", the first parameter is used for
* width and the second one for precision.
*
* - Value precision. For numbers it specifies minimum valid numbers.
* Smaller numbers are printed with leading zeroes. Bigger numbers are not
* affected. Strings with more than precision characters are cut off. Just
* as with width, an "*" can be used used instead of a number. An integer
* value is then expected in parameters. When both width and precision are
* specified using "*", the first parameter is used for width and the
* second one for precision.
*
* TYPE:@n
* - "hh" Signed or unsigned char.@n
* - "h" Signed or usigned short.@n
* - "" Signed or usigned int (default value).@n
* - "l" Signed or usigned long int.@n
* - "ll" Signed or usigned long long int.@n
* - "z" Type size_t.@n
*
*
* - "hh" Signed or unsigned char.@n
* - "h" Signed or unsigned short.@n
* - "" Signed or unsigned int (default value).@n
* - "l" Signed or unsigned long int.@n
* If conversion is "c", the character is wchar_t (wide character).@n
* If conversion is "s", the string is wchar_t * (wide string).@n
* - "ll" Signed or unsigned long long int.@n
*
* CONVERSION:@n
* - % Print percentile character itself.
* - % Print percentile character itself.
*
* - c Print single character.
* - c Print single character. The character is expected to be plain
* ASCII (e.g. only values 0 .. 127 are valid).@n
* If type is "l", then the character is expected to be wide character
* (e.g. values 0 .. 0x10ffff are valid).
*
* - s Print zero terminated string. If a NULL value is passed as
* value, "(NULL)" is printed instead.
*
* - P, p Print value of a pointer. Void * value is expected and it is
* printed in hexadecimal notation with prefix (as with '\%#X' or
* '\%#x' for 32bit or '\%#X' or '\%#x' for 64bit long pointers).
* - s Print zero terminated string. If a NULL value is passed as
* value, "(NULL)" is printed instead.@n
* If type is "l", then the string is expected to be wide string.
*
* - b Print value as unsigned binary number. Prefix is not printed by
* default. (Nonstandard extension.)
*
* - o Print value as unsigned octal number. Prefix is not printed by
* default.
* - P, p Print value of a pointer. Void * value is expected and it is
* printed in hexadecimal notation with prefix (as with \%#X / \%#x
* for 32-bit or \%#X / \%#x for 64-bit long pointers).
*
* - d, i Print signed decimal number. There is no difference between d
* and i conversion.
* - b Print value as unsigned binary number. Prefix is not printed by
* default. (Nonstandard extension.)
*
* - u Print unsigned decimal number.
* - o Print value as unsigned octal number. Prefix is not printed by
* default.
*
* - X, x Print hexadecimal number with upper- or lower-case. Prefix is
* not printed by default.
*
* All other characters from fmt except the formatting directives are printed in
* - d, i Print signed decimal number. There is no difference between d
* and i conversion.
*
* - u Print unsigned decimal number.
*
* - X, x Print hexadecimal number with upper- or lower-case. Prefix is
* not printed by default.
*
* All other characters from fmt except the formatting directives are printed
* verbatim.
*
* @param fmt Formatting NULL terminated string.
* @return Number of printed characters or negative value on failure.
* @param fmt Format NULL-terminated string.
*
* @return Number of characters printed, negative value on failure.
*
*/
int printf_core(const char *fmt, struct printf_spec *ps, va_list ap)
int printf_core(const char *fmt, printf_spec_t *ps, va_list ap)
{
/* i is the index of the currently processed char from fmt */
int i = 0;
/* j is the index to the first not printed nonformating character */
int j = 0;
 
int end;
int counter; /* counter of printed characters */
int retval; /* used to store return values from called functions */
char c;
qualifier_t qualifier; /* type of argument */
int base; /* base in which will be a numeric parameter printed */
uint64_t number; /* argument value */
size_t size; /* byte size of integer parameter */
int width, precision;
uint64_t flags;
size_t i; /* Index of the currently processed character from fmt */
size_t nxt = 0; /* Index of the next character from fmt */
size_t j = 0; /* Index to the first not printed nonformating character */
counter = 0;
count_t counter = 0; /* Number of characters printed */
int retval; /* Return values from nested functions */
while ((c = fmt[i])) {
/* control character */
if (c == '%' ) {
/* print common characters if any processed */
while (true) {
i = nxt;
wchar_t uc = str_decode(fmt, &nxt, STR_NO_LIMIT);
if (uc == 0)
break;
/* Control character */
if (uc == '%') {
/* Print common characters if any processed */
if (i > j) {
if ((retval = printf_putnchars(&fmt[j],
(size_t)(i - j), ps)) < 0) { /* error */
goto minus_out;
if ((retval = printf_putnchars(&fmt[j], i - j, ps)) < 0) {
/* Error */
counter = -counter;
goto out;
}
counter += retval;
}
j = i;
/* parse modifiers */
flags = 0;
end = 0;
/* Parse modifiers */
uint32_t flags = 0;
bool end = false;
do {
++i;
switch (c = fmt[i]) {
i = nxt;
uc = str_decode(fmt, &nxt, STR_NO_LIMIT);
switch (uc) {
case '#':
flags |= __PRINTF_FLAG_PREFIX;
break;
501,114 → 643,145
flags |= __PRINTF_FLAG_ZEROPADDED;
break;
default:
end = 1;
};
} while (end == 0);
end = true;
};
} while (!end);
/* width & '*' operator */
width = 0;
if (isdigit(fmt[i])) {
while (isdigit(fmt[i])) {
/* Width & '*' operator */
int width = 0;
if (isdigit(uc)) {
while (true) {
width *= 10;
width += fmt[i++] - '0';
width += uc - '0';
i = nxt;
uc = str_decode(fmt, &nxt, STR_NO_LIMIT);
if (uc == 0)
break;
if (!isdigit(uc))
break;
}
} else if (fmt[i] == '*') {
/* get width value from argument list*/
i++;
width = (int)va_arg(ap, int);
} else if (uc == '*') {
/* Get width value from argument list */
i = nxt;
uc = str_decode(fmt, &nxt, STR_NO_LIMIT);
width = (int) va_arg(ap, int);
if (width < 0) {
/* negative width sets '-' flag */
/* Negative width sets '-' flag */
width *= -1;
flags |= __PRINTF_FLAG_LEFTALIGNED;
}
}
/* precision and '*' operator */
precision = 0;
if (fmt[i] == '.') {
++i;
if (isdigit(fmt[i])) {
while (isdigit(fmt[i])) {
/* Precision and '*' operator */
int precision = 0;
if (uc == '.') {
i = nxt;
uc = str_decode(fmt, &nxt, STR_NO_LIMIT);
if (isdigit(uc)) {
while (true) {
precision *= 10;
precision += fmt[i++] - '0';
precision += uc - '0';
i = nxt;
uc = str_decode(fmt, &nxt, STR_NO_LIMIT);
if (uc == 0)
break;
if (!isdigit(uc))
break;
}
} else if (fmt[i] == '*') {
/* get precision value from argument */
i++;
precision = (int)va_arg(ap, int);
} else if (uc == '*') {
/* Get precision value from the argument list */
i = nxt;
uc = str_decode(fmt, &nxt, STR_NO_LIMIT);
precision = (int) va_arg(ap, int);
if (precision < 0) {
/* negative precision ignored */
/* Ignore negative precision */
precision = 0;
}
}
}
 
switch (fmt[i++]) {
/** @todo unimplemented qualifiers:
* t ptrdiff_t - ISO C 99
qualifier_t qualifier;
switch (uc) {
/** @todo Unimplemented qualifiers:
* t ptrdiff_t - ISO C 99
*/
case 'h': /* char or short */
case 'h':
/* Char or short */
qualifier = PrintfQualifierShort;
if (fmt[i] == 'h') {
i++;
i = nxt;
uc = str_decode(fmt, &nxt, STR_NO_LIMIT);
if (uc == 'h') {
i = nxt;
uc = str_decode(fmt, &nxt, STR_NO_LIMIT);
qualifier = PrintfQualifierByte;
}
break;
case 'l': /* long or long long*/
case 'l':
/* Long or long long */
qualifier = PrintfQualifierLong;
if (fmt[i] == 'l') {
i++;
i = nxt;
uc = str_decode(fmt, &nxt, STR_NO_LIMIT);
if (uc == 'l') {
i = nxt;
uc = str_decode(fmt, &nxt, STR_NO_LIMIT);
qualifier = PrintfQualifierLongLong;
}
break;
case 'z': /* size_t */
qualifier = PrintfQualifierSizeT;
break;
default:
/* set default type */
/* Default type */
qualifier = PrintfQualifierInt;
--i;
}
}
base = 10;
 
switch (c = fmt[i]) {
 
unsigned int base = 10;
switch (uc) {
/*
* String and character conversions.
*/
case 's':
if ((retval = print_string(va_arg(ap, char*),
width, precision, flags, ps)) < 0) {
goto minus_out;
if (qualifier == PrintfQualifierLong)
retval = print_wstr(va_arg(ap, wchar_t *), width, precision, flags, ps);
else
retval = print_str(va_arg(ap, char *), width, precision, flags, ps);
if (retval < 0) {
counter = -counter;
goto out;
}
counter += retval;
j = i + 1;
j = nxt;
goto next_char;
case 'c':
c = va_arg(ap, unsigned int);
retval = print_char(c, width, flags, ps);
if (qualifier == PrintfQualifierLong)
retval = print_wchar(va_arg(ap, wchar_t), width, flags, ps);
else
retval = print_char(va_arg(ap, unsigned int), width, flags, ps);
if (retval < 0) {
goto minus_out;
}
 
counter = -counter;
goto out;
};
counter += retval;
j = i + 1;
j = nxt;
goto next_char;
 
/*
/*
* Integer values
*/
case 'P': /* pointer */
flags |= __PRINTF_FLAG_BIGCHARS;
case 'P':
/* Pointer */
flags |= __PRINTF_FLAG_BIGCHARS;
case 'p':
flags |= __PRINTF_FLAG_PREFIX;
base = 16;
qualifier = PrintfQualifierPointer;
break;
case 'b':
break;
case 'b':
base = 2;
break;
case 'o':
616,7 → 789,7
break;
case 'd':
case 'i':
flags |= __PRINTF_FLAG_SIGNED;
flags |= __PRINTF_FLAG_SIGNED;
case 'u':
break;
case 'X':
624,66 → 797,63
case 'x':
base = 16;
break;
/* percentile itself */
case '%':
/* Percentile itself */
case '%':
j = i;
goto next_char;
/*
* Bad formatting.
*/
default:
/*
* Unknown format. Now, j is the index of '%',
* so we will print the whole bad format
* sequence.
* Unknown format. Now, j is the index of '%'
* so we will print whole bad format sequence.
*/
goto next_char;
goto next_char;
}
/* Print integers */
size_t size;
uint64_t number;
switch (qualifier) {
case PrintfQualifierByte:
size = sizeof(unsigned char);
number = (uint64_t)va_arg(ap, unsigned int);
number = (uint64_t) va_arg(ap, unsigned int);
break;
case PrintfQualifierShort:
size = sizeof(unsigned short);
number = (uint64_t)va_arg(ap, unsigned int);
number = (uint64_t) va_arg(ap, unsigned int);
break;
case PrintfQualifierInt:
size = sizeof(unsigned int);
number = (uint64_t)va_arg(ap, unsigned int);
number = (uint64_t) va_arg(ap, unsigned int);
break;
case PrintfQualifierLong:
size = sizeof(unsigned long);
number = (uint64_t)va_arg(ap, unsigned long);
number = (uint64_t) va_arg(ap, unsigned long);
break;
case PrintfQualifierLongLong:
size = sizeof(unsigned long long);
number = (uint64_t)va_arg(ap,
unsigned long long);
number = (uint64_t) va_arg(ap, unsigned long long);
break;
case PrintfQualifierPointer:
size = sizeof(void *);
number = (uint64_t)(unsigned long)va_arg(ap,
void *);
number = (uint64_t) (unsigned long) va_arg(ap, void *);
break;
case PrintfQualifierSizeT:
size = sizeof(size_t);
number = (uint64_t)va_arg(ap, size_t);
break;
default: /* Unknown qualifier */
goto minus_out;
default:
/* Unknown qualifier */
counter = -counter;
goto out;
}
if (flags & __PRINTF_FLAG_SIGNED) {
if (number & (0x1 << (size * 8 - 1))) {
flags |= __PRINTF_FLAG_NEGATIVE;
if (size == sizeof(uint64_t)) {
number = -((int64_t)number);
number = -((int64_t) number);
} else {
number = ~number;
number &=
693,31 → 863,31
}
}
}
 
if ((retval = print_number(number, width, precision,
base, flags, ps)) < 0 ) {
goto minus_out;
base, flags, ps)) < 0) {
counter = -counter;
goto out;
}
 
counter += retval;
j = i + 1;
}
j = nxt;
}
next_char:
++i;
;
}
if (i > j) {
retval = printf_putnchars(&fmt[j], (size_t)(i - j), ps);
if (retval < 0) { /* error */
goto minus_out;
if ((retval = printf_putnchars(&fmt[j], i - j, ps)) < 0) {
/* Error */
counter = -counter;
goto out;
}
counter += retval;
}
return counter;
minus_out:
return -counter;
out:
return ((int) counter);
}
 
/** @}
/branches/network/uspace/lib/libc/generic/io/stream.c
43,13 → 43,12
#include <ipc/fb.h>
#include <ipc/services.h>
#include <ipc/console.h>
#include <console.h>
#include <kbd/kbd.h>
#include <unistd.h>
#include <async.h>
#include <sys/types.h>
 
static int console_phone = -1;
 
ssize_t write_stderr(const void *buf, size_t count)
{
return count;
57,8 → 56,9
 
ssize_t read_stdin(void *buf, size_t count)
{
open_console();
if (console_phone >= 0) {
int cons_phone = console_phone_get(false);
 
if (cons_phone >= 0) {
kbd_event_t ev;
int rc;
size_t i = 0;
79,55 → 79,36
 
ssize_t write_stdout(const void *buf, size_t count)
{
open_console();
if (console_phone >= 0) {
int cons_phone = console_phone_get(false);
int left, rc;
 
if (cons_phone >= 0) {
int i;
for (i = 0; i < count; i++)
async_msg_1(console_phone, CONSOLE_PUTCHAR,
((const char *) buf)[i]);
 
left = count;
while (left > 0) {
rc = console_write(buf, left);
if (rc < 0)
break;
buf += rc;
left -= rc;
}
 
return count;
} else
return __SYSCALL3(SYS_KLOG, 1, (sysarg_t) buf, count);
}
 
void open_console(void)
int flush_stdout(void)
{
if (console_phone < 0) {
int phone = ipc_connect_me_to(PHONE_NS, SERVICE_CONSOLE, 0, 0);
if (phone >= 0)
console_phone = phone;
}
console_flush();
return 0;
}
 
void close_console(void)
{
if (console_phone >= 0) {
if (ipc_hangup(console_phone) == 0) {
console_phone = -1;
}
}
}
 
void klog_update(void)
{
(void) __SYSCALL3(SYS_KLOG, 1, NULL, 0);
}
 
int get_console_phone(void)
{
if (console_phone < 0)
console_phone = ipc_connect_me_to_blocking(PHONE_NS, SERVICE_CONSOLE, 0, 0);
return console_phone;
}
 
void console_wait(void)
{
while (console_phone < 0)
get_console_phone();
}
 
/** @}
*/
/branches/network/uspace/lib/libc/generic/sysinfo.c
38,7 → 38,8
 
sysarg_t sysinfo_value(char *name)
{
return __SYSCALL2(SYS_SYSINFO_VALUE, (sysarg_t ) name, (sysarg_t) strlen(name));
return __SYSCALL2(SYS_SYSINFO_VALUE, (sysarg_t ) name,
(sysarg_t) str_size(name));
}
 
/** @}
/branches/network/uspace/lib/libc/Makefile
47,6 → 47,7
generic/as.c \
generic/cap.c \
generic/console.c \
generic/event.c \
generic/mem.c \
generic/string.c \
generic/fibril.c \
/branches/network/uspace/lib/libc/arch/sparc64/_link.ld.in
31,13 → 31,11
_tdata_start = .;
*(.tdata);
_tdata_end = .;
} :data
.tbss : {
_tbss_start = .;
*(.tbss);
_tbss_end = .;
} :data
_tls_alignment = MAX(ALIGNOF(.tdata), ALIGNOF(.tbss));
_tls_alignment = ALIGNOF(.tdata);
.bss : {
*(.sbss);
*(COMMON);
/branches/network/uspace/lib/libc/arch/sparc64/include/types.h
47,6 → 47,11
typedef unsigned int uint32_t;
typedef unsigned long int uint64_t;
 
typedef int64_t ssize_t;
typedef uint64_t size_t;
typedef uint64_t count_t;
typedef uint64_t index_t;
 
typedef uint64_t uintptr_t;
 
#endif
/branches/network/uspace/lib/libc/arch/ia64/_link.ld.in
32,13 → 32,11
_tdata_start = .;
*(.tdata);
_tdata_end = .;
} :data
.tbss : {
_tbss_start = .;
*(.tbss);
_tbss_end = .;
} :data
_tls_alignment = MAX(ALIGNOF(.tdata), ALIGNOF(.tbss));
_tls_alignment = ALIGNOF(.tdata);
.bss : {
*(.sbss);
*(.scommon);
/branches/network/uspace/lib/libc/arch/ia64/include/types.h
47,6 → 47,11
typedef unsigned int uint32_t;
typedef unsigned long int uint64_t;
 
typedef int64_t ssize_t;
typedef uint64_t size_t;
typedef uint64_t count_t;
typedef uint64_t index_t;
 
typedef uint64_t uintptr_t;
 
typedef unsigned char __r8; /* Reserve byte */
/branches/network/uspace/lib/libc/arch/arm32/_link.ld.in
28,13 → 28,11
_tdata_start = .;
*(.tdata);
_tdata_end = .;
} :data
.tbss : {
_tbss_start = .;
*(.tbss);
_tbss_end = .;
} :data
_tls_alignment = MAX(ALIGNOF(.tdata), ALIGNOF(.tbss));
_tls_alignment = ALIGNOF(.tdata);
.bss : {
*(.sbss);
*(.scommon);
/branches/network/uspace/lib/libc/arch/arm32/include/types.h
48,6 → 48,11
typedef unsigned long int uint32_t;
typedef unsigned long long int uint64_t;
 
typedef int32_t ssize_t;
typedef uint32_t size_t;
typedef uint32_t count_t;
typedef uint32_t index_t;
 
typedef uint32_t uintptr_t;
 
#endif
/branches/network/uspace/lib/libc/arch/ppc32/_link.ld.in
27,13 → 27,11
_tdata_start = .;
*(.tdata);
_tdata_end = .;
} :data
.tbss : {
_tbss_start = .;
*(.tbss);
_tbss_end = .;
} :data
_tls_alignment = MAX(ALIGNOF(.tdata), ALIGNOF(.tbss));
_tls_alignment = ALIGNOF(.tdata);
.bss : {
*(.sbss);
*(COMMON);
/branches/network/uspace/lib/libc/arch/ppc32/include/types.h
47,6 → 47,11
typedef unsigned int uint32_t;
typedef unsigned long long int uint64_t;
 
typedef int32_t ssize_t;
typedef uint32_t size_t;
typedef uint32_t count_t;
typedef uint32_t index_t;
 
typedef uint32_t uintptr_t;
 
#endif
/branches/network/uspace/lib/libc/arch/amd64/_link.ld.in
26,13 → 26,11
_tdata_start = .;
*(.tdata);
_tdata_end = .;
} :data
.tbss : {
_tbss_start = .;
*(.tbss);
_tbss_end = .;
} :data
_tls_alignment = MAX(ALIGNOF(.tdata), ALIGNOF(.tbss));
_tls_alignment = ALIGNOF(.tdata);
.bss : {
*(COMMON);
*(.bss);
/branches/network/uspace/lib/libc/arch/amd64/include/types.h
47,6 → 47,11
typedef unsigned int uint32_t;
typedef unsigned long long int uint64_t;
 
typedef int64_t ssize_t;
typedef uint64_t size_t;
typedef uint64_t count_t;
typedef uint64_t index_t;
 
typedef uint64_t uintptr_t;
 
#endif
/branches/network/uspace/lib/libc/arch/mips32/_link.ld.in
33,13 → 33,11
_tdata_start = .;
*(.tdata);
_tdata_end = .;
} :data
.tbss : {
_tbss_start = .;
*(.tbss);
_tbss_end = .;
} :data
_tls_alignment = MAX(ALIGNOF(.tdata), ALIGNOF(.tbss));
_tls_alignment = ALIGNOF(.tdata);
 
.sbss : {
*(.scommon);
/branches/network/uspace/lib/libc/arch/mips32/include/types.h
48,6 → 48,11
typedef unsigned long int uint32_t;
typedef unsigned long long int uint64_t;
 
typedef int32_t ssize_t;
typedef uint32_t size_t;
typedef uint32_t count_t;
typedef uint32_t index_t;
 
typedef uint32_t uintptr_t;
 
#endif
/branches/network/uspace/lib/libc/arch/ia32/_link.ld.in
26,13 → 26,11
_tdata_start = .;
*(.tdata);
_tdata_end = .;
} :data
.tbss : {
_tbss_start = .;
*(.tbss);
_tbss_end = .;
} :data
_tls_alignment = MAX(ALIGNOF(.tdata), ALIGNOF(.tbss));
_tls_alignment = ALIGNOF(.tdata);
.bss : {
*(COMMON);
*(.bss);
/branches/network/uspace/lib/libc/arch/ia32/include/types.h
47,6 → 47,11
typedef unsigned int uint32_t;
typedef unsigned long long int uint64_t;
 
typedef int32_t ssize_t;
typedef uint32_t size_t;
typedef uint32_t count_t;
typedef uint32_t index_t;
 
typedef uint32_t uintptr_t;
 
#endif