Commit 045b076a authored by Patrick Monnerat's avatar Patrick Monnerat
Browse files

mime: fix some implicit curl_off_t --> size_t conversion warnings.

parent 3baf36ed
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+2 −2
Original line number Original line Diff line number Diff line
@@ -282,7 +282,7 @@ static size_t mime_mem_read(char *buffer, size_t size, size_t nitems,
                            void *instream)
                            void *instream)
{
{
  struct Curl_mimepart *part = (struct Curl_mimepart *) instream;
  struct Curl_mimepart *part = (struct Curl_mimepart *) instream;
  size_t sz = part->datasize - part->state.offset;
  size_t sz = (size_t) part->datasize - part->state.offset;


  (void) size;   /* Always 1.*/
  (void) size;   /* Always 1.*/


@@ -312,7 +312,7 @@ static int mime_mem_seek(void *instream, curl_off_t offset, int whence)
  if(offset < 0 || offset > part->datasize)
  if(offset < 0 || offset > part->datasize)
    return CURL_SEEKFUNC_FAIL;
    return CURL_SEEKFUNC_FAIL;


  part->state.offset = offset;
  part->state.offset = (size_t) offset;
  return CURL_SEEKFUNC_OK;
  return CURL_SEEKFUNC_OK;
}
}


+8 −4
Original line number Original line Diff line number Diff line
@@ -210,14 +210,18 @@ static const NameValue setopt_nv_CURLNONZERODEFAULTS[] = {


/* Escape string to C string syntax.  Return NULL if out of memory.
/* Escape string to C string syntax.  Return NULL if out of memory.
 * Is this correct for those wacky EBCDIC guys? */
 * Is this correct for those wacky EBCDIC guys? */
static char *c_escape(const char *str, ssize_t len)
static char *c_escape(const char *str, ssize_t plen)
{
{
  const char *s;
  const char *s;
  unsigned char c;
  unsigned char c;
  char *escaped, *e;
  char *escaped, *e;
  size_t len = plen == -1? strlen(str): (size_t) plen;

  /* Check for possible overflow. */
  if(len > (~(size_t) 0) / 4)
    return NULL;

  /* Allocate space based on worst-case */
  /* Allocate space based on worst-case */
  if(len < 0)
    len = strlen(str);
  escaped = malloc(4 * len + 1);
  escaped = malloc(4 * len + 1);
  if(!escaped)
  if(!escaped)
    return NULL;
    return NULL;
@@ -474,7 +478,7 @@ static CURLcode libcurl_generate_mime(curl_mime *mime, int *mimeno)
          ;
          ;
        size = (cp == data + part->datasize)? (curl_off_t) -1: part->datasize;
        size = (cp == data + part->datasize)? (curl_off_t) -1: part->datasize;
        Curl_safefree(escaped);
        Curl_safefree(escaped);
        escaped = c_escape(data, part->datasize);
        escaped = c_escape(data, (ssize_t) part->datasize);
        if(data != part->data)
        if(data != part->data)
          Curl_safefree(data);
          Curl_safefree(data);
        if(!escaped)
        if(!escaped)