src/ucx/utils.h

changeset 66
1b12cf799fee
parent 60
9f25df78925e
child 67
5da2cb5aea6b
--- a/src/ucx/utils.h	Thu Nov 10 18:44:48 2016 +0100
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,254 +0,0 @@
-/*
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
- *
- * Copyright 2015 Olaf Wintermann. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
- *
- *   1. Redistributions of source code must retain the above copyright
- *      notice, this list of conditions and the following disclaimer.
- *
- *   2. Redistributions in binary form must reproduce the above copyright
- *      notice, this list of conditions and the following disclaimer in the
- *      documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
- * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
- * POSSIBILITY OF SUCH DAMAGE.
- */
-
-/**
- * @file utils.h
- * 
- * Compare, copy and printf functions.
- * 
- * @author Mike Becker
- * @author Olaf Wintermann
- */
-
-#ifndef UCX_UTILS_H
-#define UCX_UTILS_H
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-#include "ucx.h"
-#include "string.h"
-#include "allocator.h"
-#include <inttypes.h>
-#include <string.h>
-#include <stdarg.h>
-
-/**
- * Copies a string.
- * @param s the string to copy
- * @param data omitted
- * @return a pointer to a copy of s1 that can be passed to free(void*)
- */
-void *ucx_strcpy(void *s, void *data);
-
-/**
- * Copies a memory area.
- * @param m a pointer to the memory area
- * @param n a pointer to the size_t containing the size of the memory area
- * @return a pointer to a copy of the specified memory area that can
- * be passed to free(void*)
- */
-void *ucx_memcpy(void *m, void *n);
-
-
-/**
- * Reads data from a stream and writes it to another stream.
- * 
- * @param src the source stream
- * @param dest the destination stream
- * @param rfnc the read function
- * @param wfnc the write function
- * @param buf a pointer to the copy buffer or <code>NULL</code> if a buffer
- * shall be implicitly created on the heap
- * @param bufsize the size of the copy buffer - if <code>NULL</code> was
- * provided for <code>buf</code>, this is the size of the buffer that shall be
- * implicitly created
- * @param n the maximum number of bytes that shall be copied
- * @return the total number of bytes copied
-  */
-size_t ucx_stream_copy(void *src, void *dest, read_func rfnc, write_func wfnc,
-        char* buf, size_t bufsize, size_t n);
-
-/**
- * Shorthand for ucx_stream_copy using the default copy buffer.
- * 
- * @param src the source stream
- * @param dest the destination stream
- * @param rfnc the read function
- * @param wfnc the write function
- * @return total number of bytes copied
- */
-#define ucx_stream_hcopy(src,dest,rfnc,wfnc) ucx_stream_copy(\
-        src, dest, (read_func)rfnc, (write_func)wfnc, NULL, 0x100, (size_t)-1)
-
-/**
- * Shorthand for ucx_stream_copy using the default copy buffer and a copy limit.
- * 
- * @param src the source stream
- * @param dest the destination stream
- * @param rfnc the read function
- * @param wfnc the write function
- * @param n maximum number of bytes that shall be copied
- * @return total number of bytes copied
- */
-#define ucx_stream_ncopy(src,dest,rfnc,wfnc, n) ucx_stream_copy(\
-        src, dest, (read_func)rfnc, (write_func)wfnc, NULL, 0x100, n)
-
-/**
- * Wraps the strcmp function.
- * @param s1 string one
- * @param s2 string two
- * @param data omitted
- * @return the result of strcmp(s1, s2)
- */
-int ucx_strcmp(void *s1, void *s2, void *data);
-
-/**
- * Wraps the strncmp function.
- * @param s1 string one
- * @param s2 string two
- * @param n a pointer to the size_t containing the third strncmp parameter
- * @return the result of strncmp(s1, s2, *n)
- */
-int ucx_strncmp(void *s1, void *s2, void *n);
-
-/**
- * Compares two integers of type int.
- * @param i1 pointer to integer one
- * @param i2 pointer to integer two
- * @param data omitted
- * @return -1, if *i1 is less than *i2, 0 if both are equal,
- * 1 if *i1 is greater than *i2
- */
-int ucx_intcmp(void *i1, void *i2, void *data);
-
-/**
- * Compares two real numbers of type float.
- * @param f1 pointer to float one
- * @param f2 pointer to float two
- * @param data if provided: a pointer to precision (default: 1e-6f)
- * @return -1, if *f1 is less than *f2, 0 if both are equal,
- * 1 if *f1 is greater than *f2
- */
-
-int ucx_floatcmp(void *f1, void *f2, void *data);
-
-/**
- * Compares two real numbers of type double.
- * @param d1 pointer to double one
- * @param d2 pointer to double two
- * @param data if provided: a pointer to precision (default: 1e-14)
- * @return -1, if *d1 is less than *d2, 0 if both are equal,
- * 1 if *d1 is greater than *d2
- */
-int ucx_doublecmp(void *d1, void *d2, void *data);
-
-/**
- * Compares two pointers.
- * @param ptr1 pointer one
- * @param ptr2 pointer two
- * @param data omitted
- * @return -1 if ptr1 is less than ptr2, 0 if both are equal,
- * 1 if ptr1 is greater than ptr2
- */
-int ucx_ptrcmp(void *ptr1, void *ptr2, void *data);
-
-/**
- * Compares two memory areas.
- * @param ptr1 pointer one
- * @param ptr2 pointer two
- * @param n a pointer to the size_t containing the third parameter for memcmp
- * @return the result of memcmp(ptr1, ptr2, *n)
- */
-int ucx_memcmp(void *ptr1, void *ptr2, void *n);
-
-/**
- * A <code>printf()</code> like function which writes the output to a stream by
- * using a write_func().
- * @param stream the stream the data is written to
- * @param wfc the write function
- * @param fmt format string
- * @param ... additional arguments
- * @return the total number of bytes written
- */
-int ucx_fprintf(void *stream, write_func wfc, const char *fmt, ...);
-
-/**
- * <code>va_list</code> version of ucx_fprintf().
- * @param stream the stream the data is written to
- * @param wfc the write function
- * @param fmt format string
- * @param ap argument list
- * @return the total number of bytes written
- * @see ucx_fprintf()
- */
-int ucx_vfprintf(void *stream, write_func wfc, const char *fmt, va_list ap);
-
-/**
- * A <code>printf()</code> like function which allocates space for a sstr_t
- * the result is written to.
- * 
- * <b>Attention</b>: The sstr_t data is allocated with the allocators
- * ucx_allocator_malloc() function. So it is implementation dependent, if
- * the returned sstr_t.ptr pointer must be passed to the allocators
- * ucx_allocator_free() function manually.
- * 
- * <b>Note</b>: The sstr_t.ptr of the return value will <i>always</i> be
- * <code>NULL</code>-terminated.
- * 
- * @param allocator the UcxAllocator used for allocating the result sstr_t
- * @param fmt format string
- * @param ... additional arguments
- * @return a sstr_t containing the formatted string
- */
-sstr_t ucx_asprintf(UcxAllocator *allocator, const char *fmt, ...);
-
-/** Shortcut for ucx_asprintf() with default allocator. */
-#define ucx_sprintf(fmt, ...) \
-    ucx_asprintf(ucx_default_allocator(), fmt, __VA_ARGS__)
-
-/**
- * <code>va_list</code> version of ucx_asprintf().
- * 
- * @param allocator the UcxAllocator used for allocating the result sstr_t
- * @param fmt format string
- * @param ap argument list
- * @return a sstr_t containing the formatted string
- * @see ucx_asprintf()
- */
-sstr_t ucx_vasprintf(UcxAllocator *allocator, const char *fmt, va_list ap);
-
-/**
- * A <code>printf()</code> like function which writes the output to an
- * UcxBuffer.
- * 
- * @param buffer the buffer the data is written to
- * @param ... format string and additional arguments
- * @return the total number of bytes written
- * @see ucx_fprintf()
- */
-#define ucx_bprintf(buffer, ...) ucx_fprintf((UcxBuffer*)buffer, \
-        (write_func)ucx_buffer_write, __VA_ARGS__)
-
-#ifdef __cplusplus
-}
-#endif
-
-#endif /* UCX_UTILS_H */
-

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