/*
- * "$Id: var.c 7460 2008-04-16 02:19:54Z mike $"
+ * "$Id$"
*
- * CGI form variable and array functions for CUPS.
+ * CGI form variable and array functions for CUPS.
*
- * Copyright 2007-2011 by Apple Inc.
- * Copyright 1997-2005 by Easy Software Products.
+ * Copyright 2007-2014 by Apple Inc.
+ * Copyright 1997-2005 by Easy Software Products.
*
- * These coded instructions, statements, and computer programs are the
- * property of Apple Inc. and are protected by Federal copyright
- * law. Distribution and use rights are outlined in the file "LICENSE.txt"
- * which should have been included with this file. If this file is
- * file is missing or damaged, see the license at "http://www.cups.org/".
- *
- * Contents:
- *
- * cgiCheckVariables() - Check for the presence of "required"
- * variables.
- * cgiClearVariables() - Clear all form variables.
- * cgiGetArray() - Get an element from a form array.
- * cgiGetCookie() - Get a cookie value.
- * cgiGetFile() - Get the file (if any) that was submitted in
- * the form.
- * cgiGetSize() - Get the size of a form array value.
- * cgiGetVariable() - Get a CGI variable from the database.
- * cgiInitialize() - Initialize the CGI variable "database".
- * cgiIsPOST() - Determine whether this page was POSTed.
- * cgiSetArray() - Set array element N to the specified string.
- * cgiSetCookie() - Set a cookie value.
- * cgiSetSize() - Set the array size.
- * cgiSetVariable() - Set a CGI variable in the database.
- * cgi_add_variable() - Add a form variable.
- * cgi_compare_variables() - Compare two variables.
- * cgi_find_variable() - Find a variable.
- * cgi_initialize_cookies() - Initialize cookies.
- * cgi_initialize_get() - Initialize form variables using the GET
- * method.
- * cgi_initialize_multipart() - Initialize variables and file using the POST
- * method.
- * cgi_initialize_post() - Initialize variables using the POST method.
- * cgi_initialize_string() - Initialize form variables from a string.
- * cgi_passwd() - Catch authentication requests and notify the
- * server.
- * cgi_set_sid() - Set the CUPS session ID.
- * cgi_sort_variables() - Sort all form variables for faster lookup.
- * cgi_unlink_file() - Remove the uploaded form.
+ * These coded instructions, statements, and computer programs are the
+ * property of Apple Inc. and are protected by Federal copyright
+ * law. Distribution and use rights are outlined in the file "LICENSE.txt"
+ * which should have been included with this file. If this file is
+ * file is missing or damaged, see the license at "http://www.cups.org/".
+ */
+
+/*
+ * Include necessary headers...
*/
/*#define DEBUG*/
const char **temp; /* Temporary pointer */
temp = (const char **)realloc((void *)(var->values),
- sizeof(char *) * (element + 16));
+ sizeof(char *) * (size_t)(element + 16));
if (!temp)
return;
const char **temp; /* Temporary pointer */
temp = (const char **)realloc((void *)(var->values),
- sizeof(char *) * (size + 16));
+ sizeof(char *) * (size_t)(size + 16));
if (!temp)
return;
if (form_alloc == 0)
temp_vars = malloc(sizeof(_cgi_var_t) * 16);
else
- temp_vars = realloc(form_vars, (form_alloc + 16) * sizeof(_cgi_var_t));
+ temp_vars = realloc(form_vars, (size_t)(form_alloc + 16) * sizeof(_cgi_var_t));
if (!temp_vars)
return;
var = form_vars + form_count;
- if ((var->values = calloc(element + 1, sizeof(char *))) == NULL)
+ if ((var->values = calloc((size_t)element + 1, sizeof(char *))) == NULL)
return;
var->name = _cupsStrAlloc(name);
key.name = name;
- return ((_cgi_var_t *)bsearch(&key, form_vars, form_count, sizeof(_cgi_var_t),
+ return ((_cgi_var_t *)bsearch(&key, form_vars, (size_t)form_count, sizeof(_cgi_var_t),
(int (*)(const void *, const void *))cgi_compare_variables));
}
*ptr, /* Pointer into name/filename */
*end; /* End of buffer */
int ch, /* Character from file */
- fd, /* Temporary file descriptor */
- blen; /* Length of boundary string */
+ fd; /* Temporary file descriptor */
+ size_t blen; /* Length of boundary string */
DEBUG_printf(("cgi_initialize_multipart(boundary=\"%s\")\n", boundary));
while ((ch = getchar()) != EOF)
{
- *ptr++ = ch;
+ *ptr++ = (char)ch;
- if ((ptr - line) >= blen && !memcmp(ptr - blen, bstring, blen))
+ if ((size_t)(ptr - line) >= blen && !memcmp(ptr - blen, bstring, blen))
{
ptr -= blen;
break;
}
- if ((ptr - line - blen) >= 8192)
+ if ((ptr - line - (int)blen) >= 8192)
{
/*
* Write out the first 8k of the buffer...
*/
if (ptr > line)
- write(fd, line, ptr - line);
+ write(fd, line, (size_t)(ptr - line));
close(fd);
}
while ((ch = getchar()) != EOF)
{
if (ptr < end)
- *ptr++ = ch;
+ *ptr++ = (char)ch;
- if ((ptr - line) >= blen && !memcmp(ptr - blen, bstring, blen))
+ if ((size_t)(ptr - line) >= blen && !memcmp(ptr - blen, bstring, blen))
{
ptr -= blen;
break;
static int /* O - 1 if form data was read */
cgi_initialize_post(void)
{
- char *content_length, /* Length of input data (string) */
- *data; /* Pointer to form data string */
- int length, /* Length of input data */
- nbytes, /* Number of bytes read this read() */
- tbytes, /* Total number of bytes read */
- status; /* Return status */
+ char *content_length, /* Length of input data (string) */
+ *data; /* Pointer to form data string */
+ size_t length, /* Length of input data */
+ tbytes; /* Total number of bytes read */
+ ssize_t nbytes; /* Number of bytes read this read() */
+ int status; /* Return status */
DEBUG_puts("cgi_initialize_post: Initializing variables using POST method...");
* Get the length of the input stream and allocate a buffer for it...
*/
- length = atoi(content_length);
+ length = (size_t)strtol(content_length, NULL, 10);
data = malloc(length + 1);
if (data == NULL)
* Read the data into the buffer...
*/
- for (tbytes = 0; tbytes < length; tbytes += nbytes)
- if ((nbytes = read(0, data + tbytes, length - tbytes)) < 0)
+ for (tbytes = 0; tbytes < length; tbytes += (size_t)nbytes)
+ if ((nbytes = read(0, data + tbytes, (size_t)(length - tbytes))) < 0)
{
if (errno != EAGAIN)
{
ch = *data - '0';
if (ch > 9)
ch -= 7;
- *s = ch << 4;
+ *s = (char)(ch << 4);
data ++;
ch = *data - '0';
if (form_count < 2)
return;
- qsort(form_vars, form_count, sizeof(_cgi_var_t),
+ qsort(form_vars, (size_t)form_count, sizeof(_cgi_var_t),
(int (*)(const void *, const void *))cgi_compare_variables);
#ifdef DEBUG
/*
- * End of "$Id: var.c 7460 2008-04-16 02:19:54Z mike $".
+ * End of "$Id$".
*/