indent pass to get logical source lines on one physical line

1 files changed, 168 insertions, 143 deletions

diff --git a/src/core/security/base64.c b/src/core/security/base64.c
index 5226d2c578..4d86da9453 100644
--- a/src/core/security/base64.c
+++ b/src/core/security/base64.c
@@ -42,22 +42,21 @@
 /* --- Constants. --- */
 
 static const char base64_bytes[] = {
-    -1,   -1,   -1,   -1,   -1,   -1,   -1,   -1,   -1,   -1,   -1,   -1,
-    -1,   -1,   -1,   -1,   -1,   -1,   -1,   -1,   -1,   -1,   -1,   -1,
-    -1,   -1,   -1,   -1,   -1,   -1,   -1,   -1,   -1,   -1,   -1,   -1,
-    -1,   -1,   -1,   -1,   -1,   -1,   -1,   0x3E, -1,   -1,   -1,   0x3F,
-    0x34, 0x35, 0x36, 0x37, 0x38, 0x39, 0x3A, 0x3B, 0x3C, 0x3D, -1,   -1,
-    -1,   0x7F, -1,   -1,   -1,   0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06,
-    0x07, 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F, 0x10, 0x11, 0x12,
-    0x13, 0x14, 0x15, 0x16, 0x17, 0x18, 0x19, -1,   -1,   -1,   -1,   -1,
-    -1,   0x1A, 0x1B, 0x1C, 0x1D, 0x1E, 0x1F, 0x20, 0x21, 0x22, 0x23, 0x24,
-    0x25, 0x26, 0x27, 0x28, 0x29, 0x2A, 0x2B, 0x2C, 0x2D, 0x2E, 0x2F, 0x30,
-    0x31, 0x32, 0x33, -1,   -1,   -1,   -1,   -1};
-
-static const char base64_url_unsafe_chars[] =
-    "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
-static const char base64_url_safe_chars[] =
-    "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-_";
+  -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
+  -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
+  -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
+  -1, -1, -1, -1, -1, -1, -1, 0x3E, -1, -1, -1, 0x3F,
+  0x34, 0x35, 0x36, 0x37, 0x38, 0x39, 0x3A, 0x3B, 0x3C, 0x3D, -1, -1,
+  -1, 0x7F, -1, -1, -1, 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06,
+  0x07, 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F, 0x10, 0x11, 0x12,
+  0x13, 0x14, 0x15, 0x16, 0x17, 0x18, 0x19, -1, -1, -1, -1, -1,
+  -1, 0x1A, 0x1B, 0x1C, 0x1D, 0x1E, 0x1F, 0x20, 0x21, 0x22, 0x23, 0x24,
+  0x25, 0x26, 0x27, 0x28, 0x29, 0x2A, 0x2B, 0x2C, 0x2D, 0x2E, 0x2F, 0x30,
+  0x31, 0x32, 0x33, -1, -1, -1, -1, -1
+};
+
+static const char base64_url_unsafe_chars[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
+static const char base64_url_safe_chars[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-_";
 
 #define GRPC_BASE64_PAD_CHAR '='
 #define GRPC_BASE64_PAD_BYTE 0x7F
@@ -66,168 +65,194 @@ static const char base64_url_safe_chars[] =
 
 /* --- base64 functions. --- */
 
-char *grpc_base64_encode(const void *vdata, size_t data_size, int url_safe,
-                         int multiline) {
+char *
+grpc_base64_encode (const void *vdata, size_t data_size, int url_safe, int multiline)
+{
   const unsigned char *data = vdata;
-  const char *base64_chars =
-      url_safe ? base64_url_safe_chars : base64_url_unsafe_chars;
-  size_t result_projected_size =
-      4 * ((data_size + 3) / 3) +
-      2 * (multiline ? (data_size / (3 * GRPC_BASE64_MULTILINE_NUM_BLOCKS))
-                     : 0) +
-      1;
-  char *result = gpr_malloc(result_projected_size);
+  const char *base64_chars = url_safe ? base64_url_safe_chars : base64_url_unsafe_chars;
+  size_t result_projected_size = 4 * ((data_size + 3) / 3) + 2 * (multiline ? (data_size / (3 * GRPC_BASE64_MULTILINE_NUM_BLOCKS)) : 0) + 1;
+  char *result = gpr_malloc (result_projected_size);
   char *current = result;
   size_t num_blocks = 0;
   size_t i = 0;
 
   /* Encode each block. */
-  while (data_size >= 3) {
-    *current++ = base64_chars[(data[i] >> 2) & 0x3F];
-    *current++ =
-        base64_chars[((data[i] & 0x03) << 4) | ((data[i + 1] >> 4) & 0x0F)];
-    *current++ =
-        base64_chars[((data[i + 1] & 0x0F) << 2) | ((data[i + 2] >> 6) & 0x03)];
-    *current++ = base64_chars[data[i + 2] & 0x3F];
-
-    data_size -= 3;
-    i += 3;
-    if (multiline && (++num_blocks == GRPC_BASE64_MULTILINE_NUM_BLOCKS)) {
-      *current++ = '\r';
-      *current++ = '\n';
-      num_blocks = 0;
+  while (data_size >= 3)
+    {
+      *current++ = base64_chars[(data[i] >> 2) & 0x3F];
+      *current++ = base64_chars[((data[i] & 0x03) << 4) | ((data[i + 1] >> 4) & 0x0F)];
+      *current++ = base64_chars[((data[i + 1] & 0x0F) << 2) | ((data[i + 2] >> 6) & 0x03)];
+      *current++ = base64_chars[data[i + 2] & 0x3F];
+
+      data_size -= 3;
+      i += 3;
+      if (multiline && (++num_blocks == GRPC_BASE64_MULTILINE_NUM_BLOCKS))
+	{
+	  *current++ = '\r';
+	  *current++ = '\n';
+	  num_blocks = 0;
+	}
     }
-  }
 
   /* Take care of the tail. */
-  if (data_size == 2) {
-    *current++ = base64_chars[(data[i] >> 2) & 0x3F];
-    *current++ =
-        base64_chars[((data[i] & 0x03) << 4) | ((data[i + 1] >> 4) & 0x0F)];
-    *current++ = base64_chars[(data[i + 1] & 0x0F) << 2];
-    *current++ = GRPC_BASE64_PAD_CHAR;
-  } else if (data_size == 1) {
-    *current++ = base64_chars[(data[i] >> 2) & 0x3F];
-    *current++ = base64_chars[(data[i] & 0x03) << 4];
-    *current++ = GRPC_BASE64_PAD_CHAR;
-    *current++ = GRPC_BASE64_PAD_CHAR;
-  }
-
-  GPR_ASSERT(current >= result);
-  GPR_ASSERT((gpr_uintptr)(current - result) < result_projected_size);
+  if (data_size == 2)
+    {
+      *current++ = base64_chars[(data[i] >> 2) & 0x3F];
+      *current++ = base64_chars[((data[i] & 0x03) << 4) | ((data[i + 1] >> 4) & 0x0F)];
+      *current++ = base64_chars[(data[i + 1] & 0x0F) << 2];
+      *current++ = GRPC_BASE64_PAD_CHAR;
+    }
+  else if (data_size == 1)
+    {
+      *current++ = base64_chars[(data[i] >> 2) & 0x3F];
+      *current++ = base64_chars[(data[i] & 0x03) << 4];
+      *current++ = GRPC_BASE64_PAD_CHAR;
+      *current++ = GRPC_BASE64_PAD_CHAR;
+    }
+
+  GPR_ASSERT (current >= result);
+  GPR_ASSERT ((gpr_uintptr) (current - result) < result_projected_size);
   result[current - result] = '\0';
   return result;
 }
 
-gpr_slice grpc_base64_decode(const char *b64, int url_safe) {
-  return grpc_base64_decode_with_len(b64, strlen(b64), url_safe);
+gpr_slice
+grpc_base64_decode (const char *b64, int url_safe)
+{
+  return grpc_base64_decode_with_len (b64, strlen (b64), url_safe);
 }
 
-static void decode_one_char(const unsigned char *codes, unsigned char *result,
-                            size_t *result_offset) {
-  gpr_uint32 packed = ((gpr_uint32)codes[0] << 2) | ((gpr_uint32)codes[1] >> 4);
-  result[(*result_offset)++] = (unsigned char)packed;
+static void
+decode_one_char (const unsigned char *codes, unsigned char *result, size_t * result_offset)
+{
+  gpr_uint32 packed = ((gpr_uint32) codes[0] << 2) | ((gpr_uint32) codes[1] >> 4);
+  result[(*result_offset)++] = (unsigned char) packed;
 }
 
-static void decode_two_chars(const unsigned char *codes, unsigned char *result,
-                             size_t *result_offset) {
-  gpr_uint32 packed = ((gpr_uint32)codes[0] << 10) |
-                      ((gpr_uint32)codes[1] << 4) | ((gpr_uint32)codes[2] >> 2);
-  result[(*result_offset)++] = (unsigned char)(packed >> 8);
-  result[(*result_offset)++] = (unsigned char)(packed);
+static void
+decode_two_chars (const unsigned char *codes, unsigned char *result, size_t * result_offset)
+{
+  gpr_uint32 packed = ((gpr_uint32) codes[0] << 10) | ((gpr_uint32) codes[1] << 4) | ((gpr_uint32) codes[2] >> 2);
+  result[(*result_offset)++] = (unsigned char) (packed >> 8);
+  result[(*result_offset)++] = (unsigned char) (packed);
 }
 
-static int decode_group(const unsigned char *codes, size_t num_codes,
-                        unsigned char *result, size_t *result_offset) {
-  GPR_ASSERT(num_codes <= 4);
+static int
+decode_group (const unsigned char *codes, size_t num_codes, unsigned char *result, size_t * result_offset)
+{
+  GPR_ASSERT (num_codes <= 4);
 
   /* Short end groups that may not have padding. */
-  if (num_codes == 1) {
-    gpr_log(GPR_ERROR, "Invalid group. Must be at least 2 bytes.");
-    return 0;
-  }
-  if (num_codes == 2) {
-    decode_one_char(codes, result, result_offset);
-    return 1;
-  }
-  if (num_codes == 3) {
-    decode_two_chars(codes, result, result_offset);
-    return 1;
-  }
+  if (num_codes == 1)
+    {
+      gpr_log (GPR_ERROR, "Invalid group. Must be at least 2 bytes.");
+      return 0;
+    }
+  if (num_codes == 2)
+    {
+      decode_one_char (codes, result, result_offset);
+      return 1;
+    }
+  if (num_codes == 3)
+    {
+      decode_two_chars (codes, result, result_offset);
+      return 1;
+    }
 
   /* Regular 4 byte groups with padding or not. */
-  GPR_ASSERT(num_codes == 4);
-  if (codes[0] == GRPC_BASE64_PAD_BYTE || codes[1] == GRPC_BASE64_PAD_BYTE) {
-    gpr_log(GPR_ERROR, "Invalid padding detected.");
-    return 0;
-  }
-  if (codes[2] == GRPC_BASE64_PAD_BYTE) {
-    if (codes[3] == GRPC_BASE64_PAD_BYTE) {
-      decode_one_char(codes, result, result_offset);
-    } else {
-      gpr_log(GPR_ERROR, "Invalid padding detected.");
+  GPR_ASSERT (num_codes == 4);
+  if (codes[0] == GRPC_BASE64_PAD_BYTE || codes[1] == GRPC_BASE64_PAD_BYTE)
+    {
+      gpr_log (GPR_ERROR, "Invalid padding detected.");
       return 0;
     }
-  } else if (codes[3] == GRPC_BASE64_PAD_BYTE) {
-    decode_two_chars(codes, result, result_offset);
-  } else {
-    /* No padding. */
-    gpr_uint32 packed = ((gpr_uint32)codes[0] << 18) |
-                        ((gpr_uint32)codes[1] << 12) |
-                        ((gpr_uint32)codes[2] << 6) | codes[3];
-    result[(*result_offset)++] = (unsigned char)(packed >> 16);
-    result[(*result_offset)++] = (unsigned char)(packed >> 8);
-    result[(*result_offset)++] = (unsigned char)(packed);
-  }
+  if (codes[2] == GRPC_BASE64_PAD_BYTE)
+    {
+      if (codes[3] == GRPC_BASE64_PAD_BYTE)
+	{
+	  decode_one_char (codes, result, result_offset);
+	}
+      else
+	{
+	  gpr_log (GPR_ERROR, "Invalid padding detected.");
+	  return 0;
+	}
+    }
+  else if (codes[3] == GRPC_BASE64_PAD_BYTE)
+    {
+      decode_two_chars (codes, result, result_offset);
+    }
+  else
+    {
+      /* No padding. */
+      gpr_uint32 packed = ((gpr_uint32) codes[0] << 18) | ((gpr_uint32) codes[1] << 12) | ((gpr_uint32) codes[2] << 6) | codes[3];
+      result[(*result_offset)++] = (unsigned char) (packed >> 16);
+      result[(*result_offset)++] = (unsigned char) (packed >> 8);
+      result[(*result_offset)++] = (unsigned char) (packed);
+    }
   return 1;
 }
 
-gpr_slice grpc_base64_decode_with_len(const char *b64, size_t b64_len,
-                                      int url_safe) {
-  gpr_slice result = gpr_slice_malloc(b64_len);
-  unsigned char *current = GPR_SLICE_START_PTR(result);
+gpr_slice
+grpc_base64_decode_with_len (const char *b64, size_t b64_len, int url_safe)
+{
+  gpr_slice result = gpr_slice_malloc (b64_len);
+  unsigned char *current = GPR_SLICE_START_PTR (result);
   size_t result_size = 0;
   unsigned char codes[4];
   size_t num_codes = 0;
 
-  while (b64_len--) {
-    unsigned char c = (unsigned char)(*b64++);
-    signed char code;
-    if (c >= GPR_ARRAY_SIZE(base64_bytes)) continue;
-    if (url_safe) {
-      if (c == '+' || c == '/') {
-        gpr_log(GPR_ERROR, "Invalid character for url safe base64 %c", c);
-        goto fail;
-      }
-      if (c == '-') {
-        c = '+';
-      } else if (c == '_') {
-        c = '/';
-      }
-    }
-    code = base64_bytes[c];
-    if (code == -1) {
-      if (c != '\r' && c != '\n') {
-        gpr_log(GPR_ERROR, "Invalid character %c", c);
-        goto fail;
-      }
-    } else {
-      codes[num_codes++] = (unsigned char)code;
-      if (num_codes == 4) {
-        if (!decode_group(codes, num_codes, current, &result_size)) goto fail;
-        num_codes = 0;
-      }
+  while (b64_len--)
+    {
+      unsigned char c = (unsigned char) (*b64++);
+      signed char code;
+      if (c >= GPR_ARRAY_SIZE (base64_bytes))
+	continue;
+      if (url_safe)
+	{
+	  if (c == '+' || c == '/')
+	    {
+	      gpr_log (GPR_ERROR, "Invalid character for url safe base64 %c", c);
+	      goto fail;
+	    }
+	  if (c == '-')
+	    {
+	      c = '+';
+	    }
+	  else if (c == '_')
+	    {
+	      c = '/';
+	    }
+	}
+      code = base64_bytes[c];
+      if (code == -1)
+	{
+	  if (c != '\r' && c != '\n')
+	    {
+	      gpr_log (GPR_ERROR, "Invalid character %c", c);
+	      goto fail;
+	    }
+	}
+      else
+	{
+	  codes[num_codes++] = (unsigned char) code;
+	  if (num_codes == 4)
+	    {
+	      if (!decode_group (codes, num_codes, current, &result_size))
+		goto fail;
+	      num_codes = 0;
+	    }
+	}
     }
-  }
 
-  if (num_codes != 0 &&
-      !decode_group(codes, num_codes, current, &result_size)) {
-    goto fail;
-  }
-  GPR_SLICE_SET_LENGTH(result, result_size);
+  if (num_codes != 0 && !decode_group (codes, num_codes, current, &result_size))
+    {
+      goto fail;
+    }
+  GPR_SLICE_SET_LENGTH (result, result_size);
   return result;
 
 fail:
-  gpr_slice_unref(result);
-  return gpr_empty_slice();
+  gpr_slice_unref (result);
+  return gpr_empty_slice ();
 }