/src/capstonenext/SStream.c

Source
/* Capstone Disassembly Engine */
/* By Nguyen Anh Quynh <aquynh@gmail.com>, 2013-2019 */

#include <stdarg.h>
#if defined(CAPSTONE_HAS_OSXKERNEL)
#include <Availability.h>
#include <libkern/libkern.h>
#include <i386/limits.h>
#else
#include <stdio.h>
#include <limits.h>
#endif
#include <string.h>

#include <capstone/platform.h>

#include "SStream.h"
#include "cs_priv.h"
#include "utils.h"

void SStream_Init(SStream *ss)
{
  assert(ss);
  ss->index = 0;
  memset(ss->buffer, 0, sizeof(ss->buffer));
  ss->is_closed = false;
  ss->markup_stream = false;
  ss->prefixed_by_markup = false;
  ss->unsigned_num = false;
}

void SStream_opt_unum(SStream *ss, bool print_unsigned_numbers)
{
  assert(ss);
  ss->unsigned_num = print_unsigned_numbers;
}

/// Returns the a pointer to the internal string buffer of the stream.
/// For reading only.
const char *SStream_rbuf(const SStream *ss)
{
  assert(ss);
  return ss->buffer;
}

/// Searches in the stream for the first (from the left) occurrence of @elem and replaces
/// it with @repl. It returns the pointer *after* the replaced character
/// or NULL if no character was replaced.
///
/// It will never replace the final \0 byte in the stream buffer.
const char *SStream_replc(const SStream *ss, char elem, char repl)
{
  assert(ss);
  char *found = strchr(ss->buffer, elem);
  if (!found || found == ss->buffer + (SSTREAM_BUF_LEN - 1)) {
    return NULL;
  }
  *found = repl;
  found++;
  return found;
}

/// Searches in the stream for the first (from the left) occurrence of @chr and replaces
/// it with @rstr.
void SStream_replc_str(SStream *ss, char chr, const char *rstr)
{
  assert(ss && rstr);
  char *found = strchr(ss->buffer, chr);
  if (!found || found == ss->buffer + (SSTREAM_BUF_LEN - 1)) {
    return;
  }
  size_t post_len = strlen(found + 1);
  size_t buf_str_len = strlen(ss->buffer);
  size_t repl_len = strlen(rstr);
  if (repl_len - 1 + buf_str_len >= SSTREAM_BUF_LEN) {
    return;
  }
  memmove(found + repl_len, found + 1, post_len);
  memcpy(found, rstr, repl_len);
  ss->index = strlen(ss->buffer);
}

/// Removes the space characters '\t' and ' ' from the beginning of the stream buffer.
void SStream_trimls(SStream *ss)
{
  assert(ss);
  size_t buf_off = 0;
  /// Remove leading spaces
  while (ss->buffer[buf_off] == ' ' || ss->buffer[buf_off] == '\t') {
    buf_off++;
  }
  if (buf_off > 0) {
    memmove(ss->buffer, ss->buffer + buf_off,
      SSTREAM_BUF_LEN - buf_off);
    ss->index -= buf_off;
  }
}

/// Extract the mnemonic to @mnem_buf and the operand string into @op_str_buf from the stream buffer.
/// The mnemonic is everything up until the first ' ' or '\t' character.
/// The operand string is everything after the first ' ' or '\t' sequence.
void SStream_extract_mnem_opstr(const SStream *ss, char *mnem_buf,
        size_t mnem_buf_size, char *op_str_buf,
        size_t op_str_buf_size)
{
  assert(ss && mnem_buf && mnem_buf_size > 0 && op_str_buf &&
         op_str_buf_size > 0);
  size_t off = 0;
  // Copy all non space chars to as mnemonic.
  while (ss->buffer[off] && ss->buffer[off] != ' ' &&
         ss->buffer[off] != '\t') {
    if (off < mnem_buf_size - 1) {
      // Only copy if there is space left.
      mnem_buf[off] = ss->buffer[off];
    }
    off++;
  }
  if (!ss->buffer[off]) {
    return;
  }

  // Iterate until next non space char.
  do {
    off++;
  } while (ss->buffer[off] &&
     (ss->buffer[off] == ' ' || ss->buffer[off] == '\t'));

  if (!ss->buffer[off]) {
    return;
  }

  // Copy all follow up characters as op_str
  const char *ss_op_str = ss->buffer + off;
  off = 0;
  while (ss_op_str[off] && off < op_str_buf_size - 1) {
    op_str_buf[off] = ss_op_str[off];
    off++;
  }
}

/// Empty the stream @ss to given @file (stdin/stderr).
/// @file can be NULL. Then the buffer content is not emitted.
void SStream_Flush(SStream *ss, FILE *file)
{
  assert(ss);
  if (file) {
    fprintf(file, "%s\n", ss->buffer);
  }
  SStream_Init(ss);
}

/**
 * Open the output stream. Every write attempt is accepted again.
 */
void SStream_Open(SStream *ss)
{
  assert(ss);
  ss->is_closed = false;
}

/**
 * Closes the output stream. Every write attempt is ignored.
 */
void SStream_Close(SStream *ss)
{
  assert(ss);
  ss->is_closed = true;
}

/**
 * Copy the string \p s to the buffer of \p ss and terminate it with a '\\0' byte.
 */
void SStream_concat0(SStream *ss, const char *s)
{
#ifndef CAPSTONE_DIET
  assert(ss && s);
  SSTREAM_RETURN_IF_CLOSED(ss);
  if (s[0] == '\0')
    return;
  unsigned int len = (unsigned int)strlen(s);

  SSTREAM_OVERFLOW_CHECK(ss, len);

  memcpy(ss->buffer + ss->index, s, len);
  ss->index += len;
  ss->buffer[ss->index] = '\0';
  if (ss->markup_stream && ss->prefixed_by_markup) {
    SSTREAM_OVERFLOW_CHECK(ss, 1);
    ss->buffer[ss->index] = '>';
    ss->index += 1;
    ss->buffer[ss->index] = '\0';
  }
#else
  ss->buffer[ss->index] = '\0';
#endif
}

/**
 * Copy the single char \p c to the buffer of \p ss.
 */
void SStream_concat1(SStream *ss, const char c)
{
#ifndef CAPSTONE_DIET
  assert(ss);
  SSTREAM_RETURN_IF_CLOSED(ss);
  if (c == '\0')
    return;

  SSTREAM_OVERFLOW_CHECK(ss, 1);

  ss->buffer[ss->index] = c;
  ss->index++;
  ss->buffer[ss->index] = '\0';
  if (ss->markup_stream && ss->prefixed_by_markup) {
    SSTREAM_OVERFLOW_CHECK(ss, 1);
    ss->buffer[ss->index] = '>';
    ss->index++;
  }
#else
  ss->buffer[ss->index] = '\0';
#endif
}

/**
 * Copy all strings given to the buffer of \p ss according to formatting \p fmt.
 */
void SStream_concat(SStream *ss, const char *fmt, ...)
{
#ifndef CAPSTONE_DIET
  assert(ss && fmt);
  SSTREAM_RETURN_IF_CLOSED(ss);
  va_list ap;
  int ret;

  va_start(ap, fmt);
  ret = cs_vsnprintf(ss->buffer + ss->index,
         sizeof(ss->buffer) - (ss->index + 1), fmt, ap);
  va_end(ap);
  ss->index += ret;
  if (ss->markup_stream && ss->prefixed_by_markup) {
    SSTREAM_OVERFLOW_CHECK(ss, 1);
    ss->buffer[ss->index] = '>';
    ss->index += 1;
  }
#else
  ss->buffer[ss->index] = '\0';
#endif
}

// print number with prefix #
void printInt64Bang(SStream *ss, int64_t val)
{
  assert(ss);
  if (ss->unsigned_num) {
    printUInt64Bang(ss, val);
    return;
  }
  SSTREAM_RETURN_IF_CLOSED(ss);
  SStream_concat1(ss, '#');
  printInt64(ss, val);
}

void printUInt64Bang(SStream *ss, uint64_t val)
{
  assert(ss);
  SSTREAM_RETURN_IF_CLOSED(ss);
  SStream_concat1(ss, '#');
  printUInt64(ss, val);
}

// print number
void printInt64(SStream *ss, int64_t val)
{
  assert(ss);
  if (ss->unsigned_num) {
    printUInt64(ss, val);
    return;
  }
  SSTREAM_RETURN_IF_CLOSED(ss);
  if (val >= 0) {
    if (val > HEX_THRESHOLD)
      SStream_concat(ss, "0x%" PRIx64, val);
    else
      SStream_concat(ss, "%" PRIu64, val);
  } else {
    if (val < -HEX_THRESHOLD) {
      if (val == INT64_MIN)
        SStream_concat(ss, "-0x%" PRIx64,
                 (uint64_t)INT64_MAX + 1);
      else
        SStream_concat(ss, "-0x%" PRIx64,
                 (uint64_t)-val);
    } else
      SStream_concat(ss, "-%" PRIu64, -val);
  }
}

void printUInt64(SStream *ss, uint64_t val)
{
  assert(ss);
  SSTREAM_RETURN_IF_CLOSED(ss);
  if (val > HEX_THRESHOLD)
    SStream_concat(ss, "0x%" PRIx64, val);
  else
    SStream_concat(ss, "%" PRIu64, val);
}

// print number in decimal mode
void printInt32BangDec(SStream *ss, int32_t val)
{
  assert(ss);
  SSTREAM_RETURN_IF_CLOSED(ss);
  if (val >= 0)
    SStream_concat(ss, "#%" PRIu32, val);
  else {
    if (val == INT32_MIN)
      SStream_concat(ss, "#-%" PRIu32, val);
    else
      SStream_concat(ss, "#-%" PRIu32, (uint32_t)-val);
  }
}

void printInt32Bang(SStream *ss, int32_t val)
{
  assert(ss);
  if (ss->unsigned_num) {
    printUInt32Bang(ss, val);
    return;
  }
  SSTREAM_RETURN_IF_CLOSED(ss);
  SStream_concat1(ss, '#');
  printInt32(ss, val);
}

void printUInt8(SStream *ss, uint8_t val)
{
  assert(ss);
  if (val > HEX_THRESHOLD)
    SStream_concat(ss, "0x%" PRIx8, val);
  else
    SStream_concat(ss, "%" PRIu8, val);
}

void printUInt16(SStream *ss, uint16_t val)
{
  assert(ss);
  if (val > HEX_THRESHOLD)
    SStream_concat(ss, "0x%" PRIx16, val);
  else
    SStream_concat(ss, "%" PRIu16, val);
}

void printInt8(SStream *ss, int8_t val)
{
  assert(ss);
  if (ss->unsigned_num) {
    printUInt8(ss, val);
    return;
  }
  SSTREAM_RETURN_IF_CLOSED(ss);
  if (val >= 0) {
    if (val > HEX_THRESHOLD)
      SStream_concat(ss, "0x%" PRIx8, val);
    else
      SStream_concat(ss, "%" PRId8, val);
  } else {
    if (val < -HEX_THRESHOLD) {
      if (val == INT8_MIN)
        SStream_concat(ss, "-0x%" PRIx8,
                 (uint8_t)INT8_MAX + 1);
      else
        SStream_concat(ss, "-0x%" PRIx8, (int8_t)-val);
    } else
      SStream_concat(ss, "-%" PRIu8, -val);
  }
}

void printInt16(SStream *ss, int16_t val)
{
  assert(ss);
  if (ss->unsigned_num) {
    printUInt16(ss, val);
    return;
  }
  SSTREAM_RETURN_IF_CLOSED(ss);
  if (val >= 0) {
    if (val > HEX_THRESHOLD)
      SStream_concat(ss, "0x%" PRIx16, val);
    else
      SStream_concat(ss, "%" PRId16, val);
  } else {
    if (val < -HEX_THRESHOLD) {
      if (val == INT16_MIN)
        SStream_concat(ss, "-0x%" PRIx16,
                 (uint16_t)INT16_MAX + 1);
      else
        SStream_concat(ss, "-0x%" PRIx16,
                 (int16_t)-val);
    } else
      SStream_concat(ss, "-%" PRIu16, -val);
  }
}

void printInt16HexOffset(SStream *ss, int16_t val)
{
  assert(ss);
  if (ss->unsigned_num) {
    printUInt16(ss, val);
    return;
  }
  SSTREAM_RETURN_IF_CLOSED(ss);
  if (val >= 0) {
    SStream_concat(ss, "+0x%" PRIx16, val);
  } else {
    if (val == INT16_MIN)
      SStream_concat(ss, "-0x%" PRIx16,
               (uint16_t)INT16_MAX + 1);
    else
      SStream_concat(ss, "-0x%" PRIx16, (int16_t)-val);
  }
}

void printInt32(SStream *ss, int32_t val)
{
  assert(ss);
  if (ss->unsigned_num) {
    printUInt32(ss, val);
    return;
  }
  SSTREAM_RETURN_IF_CLOSED(ss);
  if (val >= 0) {
    if (val > HEX_THRESHOLD)
      SStream_concat(ss, "0x%" PRIx32, val);
    else
      SStream_concat(ss, "%" PRId32, val);
  } else {
    if (val < -HEX_THRESHOLD) {
      if (val == INT32_MIN)
        SStream_concat(ss, "-0x%" PRIx32,
                 (uint32_t)INT32_MAX + 1);
      else
        SStream_concat(ss, "-0x%" PRIx32,
                 (int32_t)-val);
    } else {
      SStream_concat(ss, "-%" PRIu32, (uint32_t)-val);
    }
  }
}

void printInt32HexOffset(SStream *ss, int32_t val)
{
  assert(ss);
  if (ss->unsigned_num) {
    printUInt32(ss, val);
    return;
  }
  SSTREAM_RETURN_IF_CLOSED(ss);
  if (val >= 0) {
    SStream_concat(ss, "+0x%" PRIx32, val);
  } else {
    if (val == INT32_MIN)
      SStream_concat(ss, "-0x%" PRIx32,
               (uint32_t)INT32_MAX + 1);
    else
      SStream_concat(ss, "-0x%" PRIx32, (int32_t)-val);
  }
}

void printInt32Hex(SStream *ss, int32_t val)
{
  assert(ss);
  SSTREAM_RETURN_IF_CLOSED(ss);
  if (val >= 0) {
    SStream_concat(ss, "0x%" PRIx32, val);
  } else {
    if (val == INT32_MIN)
      SStream_concat(ss, "-0x%" PRIx32,
               (uint32_t)INT32_MAX + 1);
    else
      SStream_concat(ss, "-0x%" PRIx32, (int32_t)-val);
  }
}

void printUInt32Bang(SStream *ss, uint32_t val)
{
  assert(ss);
  SSTREAM_RETURN_IF_CLOSED(ss);
  SStream_concat1(ss, '#');
  printUInt32(ss, val);
}

void printUInt32(SStream *ss, uint32_t val)
{
  assert(ss);
  SSTREAM_RETURN_IF_CLOSED(ss);
  if (val > HEX_THRESHOLD)
    SStream_concat(ss, "0x%x", val);
  else
    SStream_concat(ss, "%u", val);
}

void printFloat(SStream *ss, float val)
{
  assert(ss);
  SSTREAM_RETURN_IF_CLOSED(ss);
  SStream_concat(ss, "%e", val);
}

void printFloatBang(SStream *ss, float val)
{
  assert(ss);
  SSTREAM_RETURN_IF_CLOSED(ss);
  SStream_concat(ss, "#%e", val);
}

void printExpr(SStream *ss, uint64_t val)
{
  assert(ss);
  SSTREAM_RETURN_IF_CLOSED(ss);
  SStream_concat(ss, "%" PRIu64, val);
}

SStream *markup_OS(SStream *OS, SStreamMarkup style)
{
  assert(OS);

  if (OS->is_closed || !OS->markup_stream) {
    return OS;
  }
  OS->markup_stream = false; // Disable temporarily.
  switch (style) {
  default:
    SStream_concat0(OS, "<UNKNOWN:");
    return OS;
  case Markup_Immediate:
    SStream_concat0(OS, "<imm:");
    break;
  case Markup_Register:
    SStream_concat0(OS, "<reg:");
    break;
  case Markup_Target:
    SStream_concat0(OS, "<tar:");
    break;
  case Markup_Memory:
    SStream_concat0(OS, "<mem:");
    break;
  }
  OS->markup_stream = true;
  OS->prefixed_by_markup = true;
  return OS;
}

Coverage Report

Created: 2025-10-28 07:02

Line	Count	Source
1		/* Capstone Disassembly Engine */
2		/* By Nguyen Anh Quynh <aquynh@gmail.com>, 2013-2019 */
3
4		#include <stdarg.h>
5		#if defined(CAPSTONE_HAS_OSXKERNEL)
6		#include <Availability.h>
7		#include <libkern/libkern.h>
8		#include <i386/limits.h>
9		#else
10		#include <stdio.h>
11		#include <limits.h>
12		#endif
13		#include <string.h>
14
15		#include <capstone/platform.h>
16
17		#include "SStream.h"
18		#include "cs_priv.h"
19		#include "utils.h"
20
21		void SStream_Init(SStream *ss)
22	3.47M	{
23	3.47M	assert(ss);
24	3.47M	ss->index = 0;
25	3.47M	memset(ss->buffer, 0, sizeof(ss->buffer));
26	3.47M	ss->is_closed = false;
27	3.47M	ss->markup_stream = false;
28	3.47M	ss->prefixed_by_markup = false;
29	3.47M	ss->unsigned_num = false;
30	3.47M	}
31
32		void SStream_opt_unum(SStream *ss, bool print_unsigned_numbers)
33	3.36M	{
34	3.36M	assert(ss);
35	3.36M	ss->unsigned_num = print_unsigned_numbers;
36	3.36M	}
37
38		/// Returns the a pointer to the internal string buffer of the stream.
39		/// For reading only.
40		const char SStream_rbuf(const SStream ss)
41	145k	{
42	145k	assert(ss);
43	145k	return ss->buffer;
44	145k	}
45
46		/// Searches in the stream for the first (from the left) occurrence of @elem and replaces
47		/// it with @repl. It returns the pointer after the replaced character
48		/// or NULL if no character was replaced.
49		///
50		/// It will never replace the final \0 byte in the stream buffer.
51		const char SStream_replc(const SStream ss, char elem, char repl)
52	103k	{
53	103k	assert(ss);
54	103k	char *found = strchr(ss->buffer, elem);
55	103k	if (!found \|\| found == ss->buffer + (SSTREAM_BUF_LEN - 1)) {
56	103k	return NULL;
57	103k	}
58	0	*found = repl;
59	0	found++;
60	0	return found;
61	103k	}
62
63		/// Searches in the stream for the first (from the left) occurrence of @chr and replaces
64		/// it with @rstr.
65		void SStream_replc_str(SStream ss, char chr, const char rstr)
66	36.0k	{
67	36.0k	assert(ss && rstr);
68	36.0k	char *found = strchr(ss->buffer, chr);
69	36.0k	if (!found \|\| found == ss->buffer + (SSTREAM_BUF_LEN - 1)) {
70	0	return;
71	0	}
72	36.0k	size_t post_len = strlen(found + 1);
73	36.0k	size_t buf_str_len = strlen(ss->buffer);
74	36.0k	size_t repl_len = strlen(rstr);
75	36.0k	if (repl_len - 1 + buf_str_len >= SSTREAM_BUF_LEN) {
76	0	return;
77	0	}
78	36.0k	memmove(found + repl_len, found + 1, post_len);
79	36.0k	memcpy(found, rstr, repl_len);
80	36.0k	ss->index = strlen(ss->buffer);
81	36.0k	}
82
83		/// Removes the space characters '\t' and ' ' from the beginning of the stream buffer.
84		void SStream_trimls(SStream *ss)
85	3.46M	{
86	3.46M	assert(ss);
87	3.46M	size_t buf_off = 0;
88		/// Remove leading spaces
89	3.53M	while (ss->buffer[buf_off] == ' ' \|\| ss->buffer[buf_off] == '\t') {
90	74.5k	buf_off++;
91	74.5k	}
92	3.46M	if (buf_off > 0) {
93	74.5k	memmove(ss->buffer, ss->buffer + buf_off,
94	74.5k	SSTREAM_BUF_LEN - buf_off);
95	74.5k	ss->index -= buf_off;
96	74.5k	}
97	3.46M	}
98
99		/// Extract the mnemonic to @mnem_buf and the operand string into @op_str_buf from the stream buffer.
100		/// The mnemonic is everything up until the first ' ' or '\t' character.
101		/// The operand string is everything after the first ' ' or '\t' sequence.
102		void SStream_extract_mnem_opstr(const SStream ss, char mnem_buf,
103		size_t mnem_buf_size, char *op_str_buf,
104		size_t op_str_buf_size)
105	3.36M	{
106	3.36M	assert(ss && mnem_buf && mnem_buf_size > 0 && op_str_buf &&
107	3.36M	op_str_buf_size > 0);
108	3.36M	size_t off = 0;
109		// Copy all non space chars to as mnemonic.
110	19.4M	while (ss->buffer[off] && ss->buffer[off] != ' ' &&
111	18.6M	ss->buffer[off] != '\t') {
112	16.1M	if (off < mnem_buf_size - 1) {
113		// Only copy if there is space left.
114	16.1M	mnem_buf[off] = ss->buffer[off];
115	16.1M	}
116	16.1M	off++;
117	16.1M	}
118	3.36M	if (!ss->buffer[off]) {
119	137k	return;
120	137k	}
121
122		// Iterate until next non space char.
123	3.24M	do {
124	3.24M	off++;
125	3.24M	} while (ss->buffer[off] &&
126	3.17M	(ss->buffer[off] == ' ' \|\| ss->buffer[off] == '\t'));
127
128	3.22M	if (!ss->buffer[off]) {
129	70.5k	return;
130	70.5k	}
131
132		// Copy all follow up characters as op_str
133	3.15M	const char *ss_op_str = ss->buffer + off;
134	3.15M	off = 0;
135	47.0M	while (ss_op_str[off] && off < op_str_buf_size - 1) {
136	43.8M	op_str_buf[off] = ss_op_str[off];
137	43.8M	off++;
138	43.8M	}
139	3.15M	}
140
141		/// Empty the stream @ss to given @file (stdin/stderr).
142		/// @file can be NULL. Then the buffer content is not emitted.
143		void SStream_Flush(SStream ss, FILE file)
144	36.5k	{
145	36.5k	assert(ss);
146	36.5k	if (file) {
147	0	fprintf(file, "%s\n", ss->buffer);
148	0	}
149	36.5k	SStream_Init(ss);
150	36.5k	}
151
152		/**
153		* Open the output stream. Every write attempt is accepted again.
154		*/
155		void SStream_Open(SStream *ss)
156	0	{
157	0	assert(ss);
158	0	ss->is_closed = false;
159	0	}
160
161		/**
162		* Closes the output stream. Every write attempt is ignored.
163		*/
164		void SStream_Close(SStream *ss)
165	0	{
166	0	assert(ss);
167	0	ss->is_closed = true;
168	0	}
169
170		/**
171		* Copy the string \p s to the buffer of \p ss and terminate it with a '\\0' byte.
172		*/
173		void SStream_concat0(SStream ss, const char s)
174	20.0M	{
175	20.0M	#ifndef CAPSTONE_DIET
176	20.0M	assert(ss && s);
177	20.0M	SSTREAM_RETURN_IF_CLOSED(ss);
178	20.0M	if (s[0] == '\0')
179	6.08M	return;
180	13.9M	unsigned int len = (unsigned int)strlen(s);
181
182	13.9M	SSTREAM_OVERFLOW_CHECK(ss, len);
183
184	13.9M	memcpy(ss->buffer + ss->index, s, len);
185	13.9M	ss->index += len;
186	13.9M	ss->buffer[ss->index] = '\0';
187	13.9M	if (ss->markup_stream && ss->prefixed_by_markup) {
188	0	SSTREAM_OVERFLOW_CHECK(ss, 1);
189	0	ss->buffer[ss->index] = '>';
190	0	ss->index += 1;
191	0	ss->buffer[ss->index] = '\0';
192	0	}
193		#else
194		ss->buffer[ss->index] = '\0';
195		#endif
196	13.9M	}
197
198		/**
199		* Copy the single char \p c to the buffer of \p ss.
200		*/
201		void SStream_concat1(SStream *ss, const char c)
202	2.52M	{
203	2.52M	#ifndef CAPSTONE_DIET
204	2.52M	assert(ss);
205	2.52M	SSTREAM_RETURN_IF_CLOSED(ss);
206	2.52M	if (c == '\0')
207	30.4k	return;
208
209	2.49M	SSTREAM_OVERFLOW_CHECK(ss, 1);
210
211	2.49M	ss->buffer[ss->index] = c;
212	2.49M	ss->index++;
213	2.49M	ss->buffer[ss->index] = '\0';
214	2.49M	if (ss->markup_stream && ss->prefixed_by_markup) {
215	0	SSTREAM_OVERFLOW_CHECK(ss, 1);
216	0	ss->buffer[ss->index] = '>';
217	0	ss->index++;
218	0	}
219		#else
220		ss->buffer[ss->index] = '\0';
221		#endif
222	2.49M	}
223
224		/**
225		* Copy all strings given to the buffer of \p ss according to formatting \p fmt.
226		*/
227		void SStream_concat(SStream ss, const char fmt, ...)
228	8.77M	{
229	8.77M	#ifndef CAPSTONE_DIET
230	8.77M	assert(ss && fmt);
231	8.77M	SSTREAM_RETURN_IF_CLOSED(ss);
232	8.77M	va_list ap;
233	8.77M	int ret;
234
235	8.77M	va_start(ap, fmt);
236	8.77M	ret = cs_vsnprintf(ss->buffer + ss->index,
237	8.77M	sizeof(ss->buffer) - (ss->index + 1), fmt, ap);
238	8.77M	va_end(ap);
239	8.77M	ss->index += ret;
240	8.77M	if (ss->markup_stream && ss->prefixed_by_markup) {
241	0	SSTREAM_OVERFLOW_CHECK(ss, 1);
242	0	ss->buffer[ss->index] = '>';
243	0	ss->index += 1;
244	0	}
245		#else
246		ss->buffer[ss->index] = '\0';
247		#endif
248	8.77M	}
249
250		// print number with prefix #
251		void printInt64Bang(SStream *ss, int64_t val)
252	106k	{
253	106k	assert(ss);
254	106k	if (ss->unsigned_num) {
255	0	printUInt64Bang(ss, val);
256	0	return;
257	0	}
258	106k	SSTREAM_RETURN_IF_CLOSED(ss);
259	106k	SStream_concat1(ss, '#');
260	106k	printInt64(ss, val);
261	106k	}
262
263		void printUInt64Bang(SStream *ss, uint64_t val)
264	17.6k	{
265	17.6k	assert(ss);
266	17.6k	SSTREAM_RETURN_IF_CLOSED(ss);
267	17.6k	SStream_concat1(ss, '#');
268	17.6k	printUInt64(ss, val);
269	17.6k	}
270
271		// print number
272		void printInt64(SStream *ss, int64_t val)
273	770k	{
274	770k	assert(ss);
275	770k	if (ss->unsigned_num) {
276	0	printUInt64(ss, val);
277	0	return;
278	0	}
279	770k	SSTREAM_RETURN_IF_CLOSED(ss);
280	770k	if (val >= 0) {
281	707k	if (val > HEX_THRESHOLD)
282	432k	SStream_concat(ss, "0x%" PRIx64, val);
283	274k	else
284	274k	SStream_concat(ss, "%" PRIu64, val);
285	707k	} else {
286	63.7k	if (val < -HEX_THRESHOLD) {
287	58.2k	if (val == INT64_MIN)
288	198	SStream_concat(ss, "-0x%" PRIx64,
289	198	(uint64_t)INT64_MAX + 1);
290	58.0k	else
291	58.0k	SStream_concat(ss, "-0x%" PRIx64,
292	58.0k	(uint64_t)-val);
293	58.2k	} else
294	5.51k	SStream_concat(ss, "-%" PRIu64, -val);
295	63.7k	}
296	770k	}
297
298		void printUInt64(SStream *ss, uint64_t val)
299	222k	{
300	222k	assert(ss);
301	222k	SSTREAM_RETURN_IF_CLOSED(ss);
302	222k	if (val > HEX_THRESHOLD)
303	128k	SStream_concat(ss, "0x%" PRIx64, val);
304	94.0k	else
305	94.0k	SStream_concat(ss, "%" PRIu64, val);
306	222k	}
307
308		// print number in decimal mode
309		void printInt32BangDec(SStream *ss, int32_t val)
310		{
311		assert(ss);
312		SSTREAM_RETURN_IF_CLOSED(ss);
313		if (val >= 0)
314		SStream_concat(ss, "#%" PRIu32, val);
315		else {
316		if (val == INT32_MIN)
317		SStream_concat(ss, "#-%" PRIu32, val);
318		else
319		SStream_concat(ss, "#-%" PRIu32, (uint32_t)-val);
320		}
321		}
322
323		void printInt32Bang(SStream *ss, int32_t val)
324	222k	{
325	222k	assert(ss);
326	222k	if (ss->unsigned_num) {
327	0	printUInt32Bang(ss, val);
328	0	return;
329	0	}
330	222k	SSTREAM_RETURN_IF_CLOSED(ss);
331	222k	SStream_concat1(ss, '#');
332	222k	printInt32(ss, val);
333	222k	}
334
335		void printUInt8(SStream *ss, uint8_t val)
336	0	{
337	0	assert(ss);
338	0	if (val > HEX_THRESHOLD)
339	0	SStream_concat(ss, "0x%" PRIx8, val);
340	0	else
341	0	SStream_concat(ss, "%" PRIu8, val);
342	0	}
343
344		void printUInt16(SStream *ss, uint16_t val)
345	0	{
346	0	assert(ss);
347	0	if (val > HEX_THRESHOLD)
348	0	SStream_concat(ss, "0x%" PRIx16, val);
349	0	else
350	0	SStream_concat(ss, "%" PRIu16, val);
351	0	}
352
353		void printInt8(SStream *ss, int8_t val)
354	3.04k	{
355	3.04k	assert(ss);
356	3.04k	if (ss->unsigned_num) {
357	0	printUInt8(ss, val);
358	0	return;
359	0	}
360	3.04k	SSTREAM_RETURN_IF_CLOSED(ss);
361	3.04k	if (val >= 0) {
362	2.20k	if (val > HEX_THRESHOLD)
363	1.76k	SStream_concat(ss, "0x%" PRIx8, val);
364	431	else
365	431	SStream_concat(ss, "%" PRId8, val);
366	2.20k	} else {
367	840	if (val < -HEX_THRESHOLD) {
368	278	if (val == INT8_MIN)
369	62	SStream_concat(ss, "-0x%" PRIx8,
370	62	(uint8_t)INT8_MAX + 1);
371	216	else
372	216	SStream_concat(ss, "-0x%" PRIx8, (int8_t)-val);
373	278	} else
374	562	SStream_concat(ss, "-%" PRIu8, -val);
375	840	}
376	3.04k	}
377
378		void printInt16(SStream *ss, int16_t val)
379	3.87k	{
380	3.87k	assert(ss);
381	3.87k	if (ss->unsigned_num) {
382	0	printUInt16(ss, val);
383	0	return;
384	0	}
385	3.87k	SSTREAM_RETURN_IF_CLOSED(ss);
386	3.87k	if (val >= 0) {
387	2.78k	if (val > HEX_THRESHOLD)
388	2.11k	SStream_concat(ss, "0x%" PRIx16, val);
389	670	else
390	670	SStream_concat(ss, "%" PRId16, val);
391	2.78k	} else {
392	1.09k	if (val < -HEX_THRESHOLD) {
393	1.02k	if (val == INT16_MIN)
394	90	SStream_concat(ss, "-0x%" PRIx16,
395	90	(uint16_t)INT16_MAX + 1);
396	931	else
397	931	SStream_concat(ss, "-0x%" PRIx16,
398	931	(int16_t)-val);
399	1.02k	} else
400	75	SStream_concat(ss, "-%" PRIu16, -val);
401	1.09k	}
402	3.87k	}
403
404		void printInt16HexOffset(SStream *ss, int16_t val)
405	7.53k	{
406	7.53k	assert(ss);
407	7.53k	if (ss->unsigned_num) {
408	0	printUInt16(ss, val);
409	0	return;
410	0	}
411	7.53k	SSTREAM_RETURN_IF_CLOSED(ss);
412	7.53k	if (val >= 0) {
413	5.15k	SStream_concat(ss, "+0x%" PRIx16, val);
414	5.15k	} else {
415	2.37k	if (val == INT16_MIN)
416	80	SStream_concat(ss, "-0x%" PRIx16,
417	80	(uint16_t)INT16_MAX + 1);
418	2.29k	else
419	2.29k	SStream_concat(ss, "-0x%" PRIx16, (int16_t)-val);
420	2.37k	}
421	7.53k	}
422
423		void printInt32(SStream *ss, int32_t val)
424	291k	{
425	291k	assert(ss);
426	291k	if (ss->unsigned_num) {
427	0	printUInt32(ss, val);
428	0	return;
429	0	}
430	291k	SSTREAM_RETURN_IF_CLOSED(ss);
431	291k	if (val >= 0) {
432	216k	if (val > HEX_THRESHOLD)
433	114k	SStream_concat(ss, "0x%" PRIx32, val);
434	101k	else
435	101k	SStream_concat(ss, "%" PRId32, val);
436	216k	} else {
437	75.1k	if (val < -HEX_THRESHOLD) {
438	68.2k	if (val == INT32_MIN)
439	78	SStream_concat(ss, "-0x%" PRIx32,
440	78	(uint32_t)INT32_MAX + 1);
441	68.2k	else
442	68.2k	SStream_concat(ss, "-0x%" PRIx32,
443	68.2k	(int32_t)-val);
444	68.2k	} else {
445	6.83k	SStream_concat(ss, "-%" PRIu32, (uint32_t)-val);
446	6.83k	}
447	75.1k	}
448	291k	}
449
450		void printInt32HexOffset(SStream *ss, int32_t val)
451	1.01k	{
452	1.01k	assert(ss);
453	1.01k	if (ss->unsigned_num) {
454	0	printUInt32(ss, val);
455	0	return;
456	0	}
457	1.01k	SSTREAM_RETURN_IF_CLOSED(ss);
458	1.01k	if (val >= 0) {
459	878	SStream_concat(ss, "+0x%" PRIx32, val);
460	878	} else {
461	139	if (val == INT32_MIN)
462	18	SStream_concat(ss, "-0x%" PRIx32,
463	18	(uint32_t)INT32_MAX + 1);
464	121	else
465	121	SStream_concat(ss, "-0x%" PRIx32, (int32_t)-val);
466	139	}
467	1.01k	}
468
469		void printInt32Hex(SStream *ss, int32_t val)
470	4.68k	{
471	4.68k	assert(ss);
472	4.68k	SSTREAM_RETURN_IF_CLOSED(ss);
473	4.68k	if (val >= 0) {
474	2.67k	SStream_concat(ss, "0x%" PRIx32, val);
475	2.67k	} else {
476	2.00k	if (val == INT32_MIN)
477	20	SStream_concat(ss, "-0x%" PRIx32,
478	20	(uint32_t)INT32_MAX + 1);
479	1.98k	else
480	1.98k	SStream_concat(ss, "-0x%" PRIx32, (int32_t)-val);
481	2.00k	}
482	4.68k	}
483
484		void printUInt32Bang(SStream *ss, uint32_t val)
485	192k	{
486	192k	assert(ss);
487	192k	SSTREAM_RETURN_IF_CLOSED(ss);
488	192k	SStream_concat1(ss, '#');
489	192k	printUInt32(ss, val);
490	192k	}
491
492		void printUInt32(SStream *ss, uint32_t val)
493	307k	{
494	307k	assert(ss);
495	307k	SSTREAM_RETURN_IF_CLOSED(ss);
496	307k	if (val > HEX_THRESHOLD)
497	226k	SStream_concat(ss, "0x%x", val);
498	80.9k	else
499	80.9k	SStream_concat(ss, "%u", val);
500	307k	}
501
502		void printFloat(SStream *ss, float val)
503	0	{
504	0	assert(ss);
505	0	SSTREAM_RETURN_IF_CLOSED(ss);
506	0	SStream_concat(ss, "%e", val);
507	0	}
508
509		void printFloatBang(SStream *ss, float val)
510	822	{
511	822	assert(ss);
512	822	SSTREAM_RETURN_IF_CLOSED(ss);
513	822	SStream_concat(ss, "#%e", val);
514	822	}
515
516		void printExpr(SStream *ss, uint64_t val)
517	0	{
518	0	assert(ss);
519	0	SSTREAM_RETURN_IF_CLOSED(ss);
520	0	SStream_concat(ss, "%" PRIu64, val);
521	0	}
522
523		SStream markup_OS(SStream OS, SStreamMarkup style)
524	822k	{
525	822k	assert(OS);
526
527	822k	if (OS->is_closed \|\| !OS->markup_stream) {
528	822k	return OS;
529	822k	}
530	0	OS->markup_stream = false; // Disable temporarily.
531	0	switch (style) {
532	0	default:
533	0	SStream_concat0(OS, "<UNKNOWN:");
534	0	return OS;
535	0	case Markup_Immediate:
536	0	SStream_concat0(OS, "<imm:");
537	0	break;
538	0	case Markup_Register:
539	0	SStream_concat0(OS, "<reg:");
540	0	break;
541	0	case Markup_Target:
542	0	SStream_concat0(OS, "<tar:");
543	0	break;
544	0	case Markup_Memory:
545	0	SStream_concat0(OS, "<mem:");
546	0	break;
547	0	}
548	0	OS->markup_stream = true;
549		OS->prefixed_by_markup = true;
550	0	return OS;
551	0	}