freetdm: windows fixes

libs/freetdm/src/include/ftdm_os.h

@@ -48,17 +48,67 @@ extern "C" {
 #include <unistd.h>
 #endif
 
+/*! \brief sleep x amount of milliseconds */
 #ifdef __WINDOWS__
 #define ftdm_sleep(x) Sleep(x)
 #else
 #define ftdm_sleep(x) usleep(x * 1000)
 #endif
 
+/*! \brief strncpy replacement */
 #define ftdm_copy_string(x,y,z) strncpy(x, y, z - 1) 
+
+/*! \brief strncpy into a fixed-length buffer */
 #define ftdm_set_string(x,y) strncpy(x, y, sizeof(x)-1) 
+
+/*! \brief check for null or zero length string buffer */
 #define ftdm_strlen_zero(s) (!s || *s == '\0')
+
+/*! \brief check for zero length string buffer */
 #define ftdm_strlen_zero_buf(s) (*s == '\0')
 
+/*! \brief The memory handler. 
+    Do not use directly this variable, use the memory macros and ftdm_global_set_memory_handler to override */	
+FT_DECLARE_DATA extern ftdm_memory_handler_t g_ftdm_mem_handler;
+
+/*!
+  \brief Allocate uninitialized memory
+  \param chunksize the chunk size
+*/
+#define ftdm_malloc(chunksize) g_ftdm_mem_handler.malloc(g_ftdm_mem_handler.pool, chunksize)
+
+/*!
+  \brief Reallocates memory
+  \param buff the buffer
+  \param chunksize the chunk size
+*/
+#define ftdm_realloc(buff, chunksize) g_ftdm_mem_handler.realloc(g_ftdm_mem_handler.pool, buff, chunksize)
+
+/*!
+  \brief Allocate initialized memory
+  \param chunksize the chunk size
+*/
+#define ftdm_calloc(elements, chunksize) g_ftdm_mem_handler.calloc(g_ftdm_mem_handler.pool, elements, chunksize)
+
+/*!
+  \brief Free chunk of memory
+  \param chunksize the chunk size
+*/
+#define ftdm_free(chunk) g_ftdm_mem_handler.free(g_ftdm_mem_handler.pool, chunk)
+
+/*!
+  \brief Free a pointer and set it to NULL unless it already is NULL
+  \param it the pointer
+*/
+#define ftdm_safe_free(it) if (it) { ftdm_free(it); it = NULL; }
+
+/*! \brief Duplicate string */
+FT_DECLARE(char *) ftdm_strdup(const char *str);
+
+/*! \brief Duplicate string with limit */
+FT_DECLARE(char *) ftdm_strndup(const char *str, ftdm_size_t inlen);
+
+
 #ifdef __cplusplus
 } /* extern C */
 #endif