eal/windows: add some basic functions and macros

[dpdk.git] / lib / librte_eal / windows / eal / include / rte_os.h

diff --git a/lib/librte_eal/windows/eal/include/rte_os.h b/lib/librte_eal/windows/eal/include/rte_os.h
index fdeae0c..9e76261 100644 (file)
--- a/lib/librte_eal/windows/eal/include/rte_os.h
+++ b/lib/librte_eal/windows/eal/include/rte_os.h
@@ -18,6 +18,13 @@ extern "C" {
 #include <Windows.h>
 #include <BaseTsd.h>
 #include <pthread.h>
+#include <stdio.h>
+
+/* limits.h replacement */
+#include <stdlib.h>
+#ifndef PATH_MAX
+#define PATH_MAX _MAX_PATH
+#endif
 
 #define strerror_r(a, b, c) strerror_s(b, c, a)
 
@@ -28,6 +35,11 @@ typedef SSIZE_T ssize_t;
 
 #define strtok_r(str, delim, saveptr) strtok_s(str, delim, saveptr)
 
+#define index(a, b)     strchr(a, b)
+#define rindex(a, b)    strrchr(a, b)
+
+#define strncasecmp(s1, s2, count)        _strnicmp(s1, s2, count)
+
 /**
  * Create a thread.
  * This function is private to EAL.
@@ -45,6 +57,36 @@ int eal_thread_create(pthread_t *thread);
  */
 void eal_create_cpu_map(void);
 
+static inline int
+asprintf(char **buffer, const char *format, ...)
+{
+       int size, ret;
+       va_list arg;
+
+       va_start(arg, format);
+       size = vsnprintf(NULL, 0, format, arg) + 1;
+       va_end(arg);
+
+       *buffer = malloc(size);
+       if (buffer == NULL)
+               printf("Cannot allocate memory");
+
+       va_start(arg, format);
+       ret = vsnprintf(*buffer, size, format, arg);
+       va_end(arg);
+       if (ret != size - 1) {
+               free(*buffer);
+               return -1;
+       }
+       return ret;
+}
+
+/* cpu_set macros implementation */
+#define RTE_CPU_AND(dst, src1, src2) CPU_AND(dst, src1, src2)
+#define RTE_CPU_OR(dst, src1, src2) CPU_OR(dst, src1, src2)
+#define RTE_CPU_FILL(set) CPU_FILL(set)
+#define RTE_CPU_NOT(dst, src) CPU_NOT(dst, src)
+
 #ifdef __cplusplus
 }
 #endif