From 670eba73c474230e31d688e9568fcd540b4e3b39 Mon Sep 17 00:00:00 2001
From: Stef Walter <stef@memberwebs.com>
Date: Mon, 9 Aug 2004 18:35:56 +0000
Subject: - added request parameter to ha_message... - combined ha_request and
 ha_response

---
 common/buffer.c | 926 ++++++++++++++++++++++++++++----------------------------
 1 file changed, 463 insertions(+), 463 deletions(-)

(limited to 'common/buffer.c')

diff --git a/common/buffer.c b/common/buffer.c
index 5a77922..07fa059 100644
--- a/common/buffer.c
+++ b/common/buffer.c
@@ -31,399 +31,399 @@
 
 typedef struct ha_buffer_internal
 {
-  char* end;
-  struct ha_buffer_internal* next;
+    char* end;
+    struct ha_buffer_internal* next;
 }
 internal_t;
 
 void buffer_bump(ha_buffer_t* buf, int count)
 {
-  int allocated;
-  internal_t* intl;
-
-  ASSERT(buf && count);
-
-  if(ha_buferr(buf))
-    return;
-
-  ASSERT(BUF_DELTA < BUF_INITIAL);
-
-  /* Handle this common case first for efficiency */
-  if(buf->_rp + (count + BUF_DELTA) < buf->_dt->end)
-    return;
-
-  /* Now when in joins we let it go closer */
-  if(BUF_IN_JOIN(buf) && (buf->_rp + count < buf->_dt->end))
-    return;
-
-  /* Okay now we know we have to extend */
-  allocated = buf->_dt->end - (char*)(buf->_dt);
-  ASSERT(allocated > 0 && (allocated % BUF_INITIAL) == 0);
-
-  /* Enlarge the size as much as needed */
-  do
-  {
-    allocated *= 2;
-  }
-  while(allocated < count);
-
-  ASSERT(sizeof(internal_t) < allocated);
-  intl = (internal_t*)malloc(allocated);
-  if(!intl)
-  {
-    ha_messagex(LOG_CRIT, "out of memory");
-    buf->_dt = NULL;
-    buf->_pp = buf->_rp = NULL;
-    return;
-  }
-  else
-  {
-    void* beg = INTERNAL_DATA(intl);
-    intl->end = ((char*)(intl) + allocated);
-    intl->next = NULL;
+    int allocated;
+    internal_t* intl;
+
+    ASSERT(buf && count);
+
+    if(ha_buferr(buf))
+        return;
+
+    ASSERT(BUF_DELTA < BUF_INITIAL);
+
+    /* Handle this common case first for efficiency */
+    if(buf->_rp + (count + BUF_DELTA) < buf->_dt->end)
+        return;
+
+    /* Now when in joins we let it go closer */
+    if(BUF_IN_JOIN(buf) && (buf->_rp + count < buf->_dt->end))
+        return;
+
+    /* Okay now we know we have to extend */
+    allocated = buf->_dt->end - (char*)(buf->_dt);
+    ASSERT(allocated > 0 && (allocated % BUF_INITIAL) == 0);
+
+    /* Enlarge the size as much as needed */
+    do
+    {
+        allocated *= 2;
+    }
+    while(allocated < count);
+
+    ASSERT(sizeof(internal_t) < allocated);
+    intl = (internal_t*)malloc(allocated);
+    if(!intl)
+    {
+        ha_messagex(NULL, LOG_CRIT, "out of memory");
+        buf->_dt = NULL;
+        buf->_pp = buf->_rp = NULL;
+        return;
+    }
+    else
+    {
+        void* beg = INTERNAL_DATA(intl);
+        intl->end = ((char*)(intl) + allocated);
+        intl->next = NULL;
 
 #ifdef _DEBUG
-    FILL_BETWEEN(beg, intl->end, 0xCD);
+        FILL_BETWEEN(beg, intl->end, 0xCD);
 #endif
 
-    if(BUF_IN_JOIN(buf))
-    {
-      int diff = buf->_rp - buf->_pp;
+        if(BUF_IN_JOIN(buf))
+        {
+            int diff = buf->_rp - buf->_pp;
 
-      /* Always true in a join */
-      ASSERT(buf->_pp < buf->_rp);
+            /* Always true in a join */
+            ASSERT(buf->_pp < buf->_rp);
 
-      /* Copy the memory and blank out old */
-      memcpy(beg, buf->_pp, diff);
+            /* Copy the memory and blank out old */
+            memcpy(beg, buf->_pp, diff);
 #ifdef _DEBUG
-      FILL_BETWEEN(buf->_pp, buf->_rp, 0xDD);
+            FILL_BETWEEN(buf->_pp, buf->_rp, 0xDD);
 #endif
 
-      buf->_pp = beg;
-      buf->_rp = buf->_pp + diff;
-    }
-    else
-    {
-      buf->_rp = buf->_pp = INTERNAL_DATA(intl);
-    }
+            buf->_pp = beg;
+            buf->_rp = buf->_pp + diff;
+        }
+        else
+        {
+            buf->_rp = buf->_pp = INTERNAL_DATA(intl);
+        }
 
-    buf->_dt->next = intl;
-    buf->_dt = intl;
-  }
+        buf->_dt->next = intl;
+        buf->_dt = intl;
+    }
 }
 
 void ha_bufinit(ha_buffer_t* buf)
 {
-  ASSERT(buf);
-  memset(buf, 0, sizeof(*buf));
+    ASSERT(buf);
+    memset(buf, 0, sizeof(*buf));
 
-  ASSERT(BUF_INITIAL > sizeof(internal_t));
-  buf->_ft = (internal_t*)malloc(BUF_INITIAL);
-  if(buf->_ft)
-  {
-    buf->_ft->end = ((char*)(buf->_ft) + BUF_INITIAL);
-    buf->_ft->next = NULL;
+    ASSERT(BUF_INITIAL > sizeof(internal_t));
+    buf->_ft = (internal_t*)malloc(BUF_INITIAL);
+    if(buf->_ft)
+    {
+        buf->_ft->end = ((char*)(buf->_ft) + BUF_INITIAL);
+        buf->_ft->next = NULL;
 
 #ifdef _DEBUG
-    FILL_BETWEEN(INTERNAL_DATA(buf->_ft), buf->_ft->end, 0xCD);
+        FILL_BETWEEN(INTERNAL_DATA(buf->_ft), buf->_ft->end, 0xCD);
 #endif
 
-    ha_bufreset(buf);
-  }
+        ha_bufreset(buf);
+    }
 }
 
 void ha_bufreset(ha_buffer_t* buf)
 {
 #ifdef _DEBUG
-  internal_t* intl;
+    internal_t* intl;
 #endif
 
-  ASSERT(buf);
-  ASSERT(buf->_ft);
+    ASSERT(buf);
+    ASSERT(buf->_ft);
 
 #ifdef _DEBUG
-  /* Go through all the buffers and set them to 0xCD */
-  for(intl = buf->_ft; intl; intl = intl->next)
-    FILL_BETWEEN(INTERNAL_DATA(intl), intl->end, 0xCD);
+    /* Go through all the buffers and set them to 0xCD */
+    for(intl = buf->_ft; intl; intl = intl->next)
+        FILL_BETWEEN(INTERNAL_DATA(intl), intl->end, 0xCD);
 #endif
 
-  buf->_dt = buf->_ft;
-  buf->_rp = buf->_pp = (char*)INTERNAL_DATA(buf->_ft);
+    buf->_dt = buf->_ft;
+    buf->_rp = buf->_pp = (char*)INTERNAL_DATA(buf->_ft);
 }
 
 void ha_buffree(ha_buffer_t* buf)
 {
-  internal_t* intl;
-  internal_t* next;
+    internal_t* intl;
+    internal_t* next;
 
-  ASSERT(buf);
+    ASSERT(buf);
 
-  /* Go through free all the buffers and set them to 0xDD */
-  for(intl = buf->_ft; intl; intl = next)
-  {
-    next = intl->next;
-    FILL_BETWEEN(INTERNAL_DATA(intl), intl->end, 0xDD);
-    free(intl);
-  }
+    /* Go through free all the buffers and set them to 0xDD */
+    for(intl = buf->_ft; intl; intl = next)
+    {
+        next = intl->next;
+        FILL_BETWEEN(INTERNAL_DATA(intl), intl->end, 0xDD);
+        free(intl);
+    }
 
-  buf->_ft = buf->_dt = NULL;
-  buf->_rp = buf->_pp = NULL;
+    buf->_ft = buf->_dt = NULL;
+    buf->_rp = buf->_pp = NULL;
 }
 
 
 int ha_bufreadline(int fd, ha_buffer_t* buf)
 {
-  int l;
-
-  ASSERT(buf);
-  ASSERT(fd != -1);
+    int l;
 
-  if(ha_buferr(buf))
-    return 0;
+    ASSERT(buf);
+    ASSERT(fd != -1);
 
-  for(;;)
-  {
-    buffer_bump(buf, 1);
-    l = read(fd, (void*)buf->_rp, sizeof(char));
-
-    /* We got a character */
-    if(l == 1)
-    {
-      /* Skip junky CRLFs */
-      if(*(buf->_rp) == '\r')
-      {
-        *(buf->_rp) = ' ';
-        continue;
-      }
-
-      /* End of line */
-      else if(*(buf->_rp) == '\n')
-      {
-        buf->_rp++;
-        break;
-      }
-
-      /* All other characters */
-      else
-      {
-        buf->_rp++;
-      }
-    }
-
-    /* If it's the end of file then return that */
-    else if(l == 0)
-      return 0;
-
-    /* Transient errors */
-    else if(l == -1 && errno == EAGAIN)
-      continue;
+    if(ha_buferr(buf))
+        return 0;
 
-    /* Fatal errors */
-    else if(l == -1)
+    for(;;)
     {
-      if(errno != EINTR)
-        ha_message(LOG_ERR, "couldn't read data");
-
-      return 0;
+        buffer_bump(buf, 1);
+        l = read(fd, (void*)buf->_rp, sizeof(char));
+
+        /* We got a character */
+        if(l == 1)
+        {
+            /* Skip junky CRLFs */
+            if(*(buf->_rp) == '\r')
+            {
+                *(buf->_rp) = ' ';
+                continue;
+            }
+
+            /* End of line */
+            else if(*(buf->_rp) == '\n')
+            {
+                buf->_rp++;
+                break;
+            }
+
+            /* All other characters */
+            else
+            {
+                buf->_rp++;
+            }
+        }
+
+        /* If it's the end of file then return that */
+        else if(l == 0)
+            return 0;
+
+        /* Transient errors */
+        else if(l == -1 && errno == EAGAIN)
+            continue;
+
+        /* Fatal errors */
+        else if(l == -1)
+        {
+            if(errno != EINTR)
+                ha_message(NULL, LOG_ERR, "couldn't read data");
+
+            return 0;
+        }
     }
-  }
 
-  return 1;
+    return 1;
 }
 
 char* ha_bufparseword(ha_buffer_t* buf, const char* delims)
 {
-  char* word = NULL;
+    char* word = NULL;
 
-  ASSERT(buf && delims);
+    ASSERT(buf && delims);
 
-  if(ha_buferr(buf))
-    return NULL;
-
-  /* Knock out any previous delims */
-  while(buf->_pp < buf->_rp && strchr(delims, *(buf->_pp)))
-    buf->_pp++;
+    if(ha_buferr(buf))
+        return NULL;
 
-  /* If at end of buffer or end of line return null */
-  if(buf->_pp == buf->_rp || *(buf->_pp) == '\n')
-    return NULL;
+    /* Knock out any previous delims */
+    while(buf->_pp < buf->_rp && strchr(delims, *(buf->_pp)))
+        buf->_pp++;
 
-  /* We do this before we stash away a pointer */
-  buffer_bump(buf, 1);
+    /* If at end of buffer or end of line return null */
+    if(buf->_pp == buf->_rp || *(buf->_pp) == '\n')
+        return NULL;
 
-  word = buf->_pp;
+    /* We do this before we stash away a pointer */
+    buffer_bump(buf, 1);
 
-  while(!strchr(delims, *(buf->_pp)))
-  {
-    buf->_pp++;
+    word = buf->_pp;
 
-    /* At the end of the buffer */
-    if(buf->_pp == buf->_rp)
+    while(!strchr(delims, *(buf->_pp)))
     {
-      *(buf->_rp) = 0;
-      buf->_rp++;
-      break;
+        buf->_pp++;
+
+        /* At the end of the buffer */
+        if(buf->_pp == buf->_rp)
+        {
+            *(buf->_rp) = 0;
+            buf->_rp++;
+            break;
+        }
+
+        /* At the end of a line */
+        else if(*(buf->_pp) == '\n')
+            break;
     }
 
-    /* At the end of a line */
-    else if(*(buf->_pp) == '\n')
-      break;
-  }
-
-  /* Now null terminate what we found */
-  *(buf->_pp) = 0;
-  buf->_pp++;
+    /* Now null terminate what we found */
+    *(buf->_pp) = 0;
+    buf->_pp++;
 
-  /* We don't return empty strings */
-  if(word[0] == 0)
-    return NULL;
+    /* We don't return empty strings */
+    if(word[0] == 0)
+        return NULL;
 
-  return word;
+    return word;
 }
 
 char* ha_bufparseline(ha_buffer_t* buf, int trim)
 {
-  char* t;
-  char* line = NULL;
+    char* t;
+    char* line = NULL;
 
-  ASSERT(buf);
+    ASSERT(buf);
 
-  if(ha_buferr(buf))
-    return NULL;
+    if(ha_buferr(buf))
+        return NULL;
 
-  if(trim)
-  {
-    /* Knock out any previous whitespace */
-    while(buf->_pp < buf->_rp && isblank(*(buf->_pp)))
-      buf->_pp++;
-  }
+    if(trim)
+    {
+        /* Knock out any previous whitespace */
+        while(buf->_pp < buf->_rp && isblank(*(buf->_pp)))
+            buf->_pp++;
+    }
 
-  if(buf->_pp == buf->_rp)
-    return NULL;
+    if(buf->_pp == buf->_rp)
+        return NULL;
 
-  /* We do this before we stash away a pointer */
-  buffer_bump(buf, 1);
+    /* We do this before we stash away a pointer */
+    buffer_bump(buf, 1);
 
-  line = buf->_pp;
+    line = buf->_pp;
 
-  t = (char*)memchr(buf->_pp, '\n', ha_buflen(buf));
-  if(t == NULL)
-  {
-    t = (buf->_rp);
-    buf->_rp++;
-  }
+    t = (char*)memchr(buf->_pp, '\n', ha_buflen(buf));
+    if(t == NULL)
+    {
+        t = (buf->_rp);
+        buf->_rp++;
+    }
 
-  *t = 0;
-  buf->_pp = t + 1;
+    *t = 0;
+    buf->_pp = t + 1;
 
-  if(trim)
-    line = trim_space(line);
+    if(trim)
+        line = trim_space(line);
 
-  /* We don't return empty strings */
-  if(line[0] == 0)
-    return NULL;
+    /* We don't return empty strings */
+    if(line[0] == 0)
+        return NULL;
 
-  return line;
+    return line;
 }
 
 char* ha_bufmcat(ha_buffer_t* buf, ...)
 {
-  const char* str;
-  va_list ap;
+    const char* str;
+    va_list ap;
 
-  ASSERT(buf);
+    ASSERT(buf);
 
-  va_start(ap, buf);
+    va_start(ap, buf);
 
-  if(ha_buferr(buf))
-    return NULL;
+    if(ha_buferr(buf))
+        return NULL;
 
-  if(!BUF_IN_JOIN(buf))
-    BUF_NEW_BLOCK(buf);
+    if(!BUF_IN_JOIN(buf))
+        BUF_NEW_BLOCK(buf);
 
-  while((str = va_arg(ap, char*)) != NULL)
-  {
-    int len = strlen(str);
+    while((str = va_arg(ap, char*)) != NULL)
+    {
+        int len = strlen(str);
 
-    /* Always add one for the terminating char */
-    buffer_bump(buf, len + 1);
+        /* Always add one for the terminating char */
+        buffer_bump(buf, len + 1);
 
-    if(ha_buferr(buf))
-      return NULL;
+        if(ha_buferr(buf))
+            return NULL;
 
-    /* _rp always points to the next write point */
-    strcpy(buf->_rp, str);
-    buf->_rp += len;
-  }
+        /* _rp always points to the next write point */
+        strcpy(buf->_rp, str);
+        buf->_rp += len;
+    }
 
-  buf->_rp++;
-  return buf->_pp;
+    buf->_rp++;
+    return buf->_pp;
 }
 
 char* ha_bufcpy(ha_buffer_t* buf, const char* src)
 {
-  size_t len;
+    size_t len;
 
-  ASSERT(buf && src);
+    ASSERT(buf && src);
 
-  len = strlen(src);
-  return ha_bufncpy(buf, src, len);
+    len = strlen(src);
+    return ha_bufncpy(buf, src, len);
 }
 
 char* ha_bufncpy(ha_buffer_t* buf, const char* src, size_t len)
 {
-  ASSERT(buf && src);
+    ASSERT(buf && src);
 
-  if(ha_buferr(buf))
-    return NULL;
+    if(ha_buferr(buf))
+        return NULL;
 
-  /* Always add one for the terminating char */
-  buffer_bump(buf, len + 1);
+    /* Always add one for the terminating char */
+    buffer_bump(buf, len + 1);
 
-  if(ha_buferr(buf))
-    return NULL;
+    if(ha_buferr(buf))
+        return NULL;
 
-  if(!BUF_IN_JOIN(buf))
-    BUF_NEW_BLOCK(buf);
+    if(!BUF_IN_JOIN(buf))
+        BUF_NEW_BLOCK(buf);
 
-  memcpy(buf->_rp, src, len * sizeof(char));
-  buf->_rp += (len + 1);
-  *(buf->_rp - 1) = 0;
-  return buf->_pp;
+    memcpy(buf->_rp, src, len * sizeof(char));
+    buf->_rp += (len + 1);
+    *(buf->_rp - 1) = 0;
+    return buf->_pp;
 }
 
 void* ha_bufmalloc(ha_buffer_t* buf, size_t sz)
 {
-  void* ret;
+    void* ret;
 
-  ASSERT(buf && sz);
+    ASSERT(buf && sz);
 
-  if(ha_buferr(buf))
-    return NULL;
+    if(ha_buferr(buf))
+        return NULL;
 
-  /* TODO: Align memory on an appropriate boundary here */
-  buffer_bump(buf, sz);
+    /* TODO: Align memory on an appropriate boundary here */
+    buffer_bump(buf, sz);
 
-  if(ha_buferr(buf))
-    return NULL;
+    if(ha_buferr(buf))
+        return NULL;
 
-  BUF_NEW_BLOCK(buf);
-  ret = (void*)buf->_pp;
-  buf->_rp += sz;
-  buf->_pp = buf->_rp;
-  return ret;
+    BUF_NEW_BLOCK(buf);
+    ret = (void*)buf->_pp;
+    buf->_rp += sz;
+    buf->_pp = buf->_rp;
+    return ret;
 }
 
 void* ha_bufmemdup(ha_buffer_t* buf, const void* src, size_t bytes)
 {
-  void* mem;
+    void* mem;
 
-  ASSERT(buf && src && bytes);
+    ASSERT(buf && src && bytes);
 
-  if((mem = ha_bufmalloc(buf, bytes)) != NULL)
-    memcpy(mem, src, bytes);
+    if((mem = ha_bufmalloc(buf, bytes)) != NULL)
+        memcpy(mem, src, bytes);
 
-  return mem;
+    return mem;
 }
 
 /*
@@ -457,251 +457,251 @@ static const char PAD64C = '=';
 
 char* ha_bufenc64(ha_buffer_t* buf, const void* source, size_t len)
 {
-  unsigned char input[3];
-  unsigned char output[4];
-  unsigned char* src = (unsigned char*)source;
-  size_t i;
+    unsigned char input[3];
+    unsigned char output[4];
+    unsigned char* src = (unsigned char*)source;
+    size_t i;
 
-  ASSERT(buf && source && len);
-
-  if(ha_buferr(buf))
-    return NULL;
-
-  if(!BUF_IN_JOIN(buf))
-    BUF_NEW_BLOCK(buf);
-
-  while(2 < len)
-  {
-    input[0] = *src++;
-    input[1] = *src++;
-    input[2] = *src++;
-    len -= 3;
-
-    output[0] = input[0] >> 2;
-    output[1] = ((input[0] & 0x03) << 4) + (input[1] >> 4);
-    output[2] = ((input[1] & 0x0f) << 2) + (input[2] >> 6);
-    output[3] = input[2] & 0x3f;
-
-    /* This also accounts for the null terminator */
-    buffer_bump(buf, 5);
+    ASSERT(buf && source && len);
 
     if(ha_buferr(buf))
-      return NULL;
-
-    *(buf->_rp++) = BASE64C[output[0]];
-    *(buf->_rp++) = BASE64C[output[1]];
-    *(buf->_rp++) = BASE64C[output[2]];
-    *(buf->_rp++) = BASE64C[output[3]];
-  }
+        return NULL;
 
-  /* Now we worry about padding. */
-  if(0 != len)
-   {
-    /* Get what's left. */
-    input[0] = input[1] = input[2] = '\0';
-    for(i = 0; i < len; i++)
-      input[i] = *src++;
+    if(!BUF_IN_JOIN(buf))
+        BUF_NEW_BLOCK(buf);
 
-    output[0] = input[0] >> 2;
-    output[1] = ((input[0] & 0x03) << 4) + (input[1] >> 4);
-    output[2] = ((input[1] & 0x0f) << 2) + (input[2] >> 6);
-
-    /* This also accounts for the null terminator */
-    buffer_bump(buf, 5);
-
-    if(ha_buferr(buf))
-      return NULL;
+    while(2 < len)
+    {
+        input[0] = *src++;
+        input[1] = *src++;
+        input[2] = *src++;
+        len -= 3;
+
+        output[0] = input[0] >> 2;
+        output[1] = ((input[0] & 0x03) << 4) + (input[1] >> 4);
+        output[2] = ((input[1] & 0x0f) << 2) + (input[2] >> 6);
+        output[3] = input[2] & 0x3f;
+
+        /* This also accounts for the null terminator */
+        buffer_bump(buf, 5);
+
+        if(ha_buferr(buf))
+            return NULL;
+
+        *(buf->_rp++) = BASE64C[output[0]];
+        *(buf->_rp++) = BASE64C[output[1]];
+        *(buf->_rp++) = BASE64C[output[2]];
+        *(buf->_rp++) = BASE64C[output[3]];
+    }
 
-    *(buf->_rp++) = BASE64C[output[0]];
-    *(buf->_rp++) = BASE64C[output[1]];
-    if(len == 1)
-      *(buf->_rp++) = PAD64C;
-    else
-      *(buf->_rp++) = BASE64C[output[2]];
-    *(buf->_rp++) = PAD64C;
-  }
+    /* Now we worry about padding. */
+    if(0 != len)
+    {
+        /* Get what's left. */
+        input[0] = input[1] = input[2] = '\0';
+        for(i = 0; i < len; i++)
+            input[i] = *src++;
+
+        output[0] = input[0] >> 2;
+        output[1] = ((input[0] & 0x03) << 4) + (input[1] >> 4);
+        output[2] = ((input[1] & 0x0f) << 2) + (input[2] >> 6);
+
+        /* This also accounts for the null terminator */
+        buffer_bump(buf, 5);
+
+        if(ha_buferr(buf))
+            return NULL;
+
+        *(buf->_rp++) = BASE64C[output[0]];
+        *(buf->_rp++) = BASE64C[output[1]];
+        if(len == 1)
+            *(buf->_rp++) = PAD64C;
+        else
+            *(buf->_rp++) = BASE64C[output[2]];
+        *(buf->_rp++) = PAD64C;
+    }
 
-  *(buf->_rp++) = '\0';
-  return buf->_pp;
+    *(buf->_rp++) = '\0';
+    return buf->_pp;
 }
 
 void* ha_bufdec64(ha_buffer_t* buf, const char* src, size_t* bytes)
 {
-  int state = 0;
-  int ch;
-  char* pos;
-  void* ret;
-  size_t todo = 0;
-  size_t done = 0;
-
-  ASSERT(buf && src);
-
-  if(ha_buferr(buf))
-    return NULL;
-
-  BUF_NEW_BLOCK(buf);
+    int state = 0;
+    int ch;
+    char* pos;
+    void* ret;
+    size_t todo = 0;
+    size_t done = 0;
 
-  if(!bytes || *bytes == 0)
-    todo = ~0;
-  else
-    todo = *bytes;
+    ASSERT(buf && src);
 
-  while((ch = *src++) != '\0' && done < todo)
-  {
-    if(isspace(ch))        /* Skip whitespace anywhere. */
-      continue;
-
-    if(ch == PAD64C)
-      break;
-
-    pos = strchr(BASE64C, ch);
-    if(pos == 0)           /* A non-base64 character. */
-      break;
+    if(ha_buferr(buf))
+        return NULL;
 
-    buffer_bump(buf, 4);
+    BUF_NEW_BLOCK(buf);
 
-    if(ha_buferr(buf))
-      return NULL;
+    if(!bytes || *bytes == 0)
+        todo = ~0;
+    else
+        todo = *bytes;
 
-    switch(state)
+    while((ch = *src++) != '\0' && done < todo)
     {
-    case 0:
-      *(buf->_rp) = (pos - BASE64C) << 2;
-      state = 1;
-      break;
-
-    case 1:
-      *(buf->_rp++) |= (pos - BASE64C) >> 4;
-      done++;
-      *(buf->_rp) = ((pos - BASE64C) & 0x0f) << 4;
-      state = 2;
-      break;
-
-    case 2:
-      *(buf->_rp++) |= (pos - BASE64C) >> 2;
-      done++;
-      *(buf->_rp) = ((pos - BASE64C) & 0x03) << 6;
-      state = 3;
-      break;
-
-    case 3:
-      *(buf->_rp++) |= (pos - BASE64C);
-      done++;
-      state = 0;
-      break;
-    };
-  }
-
-  if(state != 3)
-    buf->_rp++;
+        if(isspace(ch))        /* Skip whitespace anywhere. */
+            continue;
+
+        if(ch == PAD64C)
+            break;
+
+        pos = strchr(BASE64C, ch);
+        if(pos == 0)           /* A non-base64 character. */
+            break;
+
+        buffer_bump(buf, 4);
+
+        if(ha_buferr(buf))
+            return NULL;
+
+        switch(state)
+        {
+        case 0:
+            *(buf->_rp) = (pos - BASE64C) << 2;
+            state = 1;
+            break;
+
+        case 1:
+            *(buf->_rp++) |= (pos - BASE64C) >> 4;
+            done++;
+            *(buf->_rp) = ((pos - BASE64C) & 0x0f) << 4;
+            state = 2;
+            break;
+
+        case 2:
+            *(buf->_rp++) |= (pos - BASE64C) >> 2;
+            done++;
+            *(buf->_rp) = ((pos - BASE64C) & 0x03) << 6;
+            state = 3;
+            break;
+
+        case 3:
+            *(buf->_rp++) |= (pos - BASE64C);
+            done++;
+            state = 0;
+            break;
+        };
+    }
+
+    if(state != 3)
+        buf->_rp++;
 
-  /* TODO: Validate ending and return error if invalid somehow */
+    /* TODO: Validate ending and return error if invalid somehow */
 
-  /* We always null terminate anyway */
-  *(buf->_rp++) = 0;
+    /* We always null terminate anyway */
+    *(buf->_rp++) = 0;
 
-  if(bytes)
-    *bytes = done;
+    if(bytes)
+        *bytes = done;
 
-  ret = (void*)buf->_pp;
-  buf->_pp = buf->_rp;
-  return ret;
+    ret = (void*)buf->_pp;
+    buf->_pp = buf->_rp;
+    return ret;
 }
 
 static const char HEXC[] = "0123456789abcdef";
 
 char* ha_bufenchex(ha_buffer_t* buf, const void* source, size_t len)
 {
-  unsigned char* src = (unsigned char*)source;
-  unsigned char j;
+    unsigned char* src = (unsigned char*)source;
+    unsigned char j;
 
-  ASSERT(buf && source && len);
+    ASSERT(buf && source && len);
 
-  buffer_bump(buf, (len * 2) + 1);
+    buffer_bump(buf, (len * 2) + 1);
 
-  if(ha_buferr(buf))
-    return NULL;
+    if(ha_buferr(buf))
+        return NULL;
 
-  if(!BUF_IN_JOIN(buf))
-    BUF_NEW_BLOCK(buf);
+    if(!BUF_IN_JOIN(buf))
+        BUF_NEW_BLOCK(buf);
 
-  while(len > 0)
-  {
-    j = *(src) >> 4 & 0xf;
-    *(buf->_rp++) = HEXC[j];
+    while(len > 0)
+    {
+        j = *(src) >> 4 & 0xf;
+        *(buf->_rp++) = HEXC[j];
 
-    j = *(src++) & 0xf;
-    *(buf->_rp++) = HEXC[j];
+        j = *(src++) & 0xf;
+        *(buf->_rp++) = HEXC[j];
 
-    len--;
-  }
+        len--;
+    }
 
-  *(buf->_rp++) = 0;
-  return buf->_pp;
+    *(buf->_rp++) = 0;
+    return buf->_pp;
 }
 
 void* ha_bufdechex(ha_buffer_t* buf, const char* src, size_t* bytes)
 {
-  unsigned short j;
-  int state = 0;
-  char* pos;
-  void* ret;
-  size_t done = 0;
-  size_t todo = 0;
-
-  ASSERT(buf && src);
-
-  if(bytes && *bytes != 0)
-  {
-    buffer_bump(buf, *bytes + 1);
-    todo = *bytes;
-  }
-  else
-  {
-    todo = ~0;
-    buffer_bump(buf, (strlen(src) / 2) + 1);
-  }
-
-  if(ha_buferr(buf))
-    return NULL;
-
-  BUF_NEW_BLOCK(buf);
-
-  while(src[0] && done < todo)
-  {
-    /* Find the position */
-    pos = strchr(HEXC, tolower(src[0]));
-    if(pos == 0)
-      break;
-
-    j = pos - HEXC;
-
-    if(!state)
+    unsigned short j;
+    int state = 0;
+    char* pos;
+    void* ret;
+    size_t done = 0;
+    size_t todo = 0;
+
+    ASSERT(buf && src);
+
+    if(bytes && *bytes != 0)
     {
-      *(buf->_rp) = (j & 0xf) << 4;
-      state = 1;
+        buffer_bump(buf, *bytes + 1);
+        todo = *bytes;
     }
     else
     {
-      *(buf->_rp++) |= (j & 0xf);
-      done++;
-      state = 0;
+        todo = ~0;
+        buffer_bump(buf, (strlen(src) / 2) + 1);
     }
 
-    src++;
-  }
+    if(ha_buferr(buf))
+        return NULL;
+
+    BUF_NEW_BLOCK(buf);
+
+    while(src[0] && done < todo)
+    {
+        /* Find the position */
+        pos = strchr(HEXC, tolower(src[0]));
+        if(pos == 0)
+        break;
+
+        j = pos - HEXC;
+
+        if(!state)
+        {
+            *(buf->_rp) = (j & 0xf) << 4;
+            state = 1;
+        }
+        else
+        {
+            *(buf->_rp++) |= (j & 0xf);
+            done++;
+            state = 0;
+        }
+
+        src++;
+    }
 
-  /* We always null terminate anyway */
-  *(buf->_rp++) = 0;
+    /* We always null terminate anyway */
+    *(buf->_rp++) = 0;
 
-  /* All bytes have to come in pairs */
-  if(state != 0)
-    return NULL;
+    /* All bytes have to come in pairs */
+    if(state != 0)
+        return NULL;
 
-  if(bytes)
-    *bytes = done;
+    if(bytes)
+        *bytes = done;
 
-  ret = (void*)buf->_pp;
-  buf->_pp = buf->_rp;
-  return ret;
+    ret = (void*)buf->_pp;
+    buf->_pp = buf->_rp;
+    return ret;
 }
-- 
cgit v1.2.3