diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/vlib/CMakeLists.txt | 20 | ||||
| -rw-r--r-- | src/vlib/linux/vmbus.c | 65 |
2 files changed, 55 insertions, 30 deletions
diff --git a/src/vlib/CMakeLists.txt b/src/vlib/CMakeLists.txt index ca8c27b07f9..76de4edcde2 100644 --- a/src/vlib/CMakeLists.txt +++ b/src/vlib/CMakeLists.txt @@ -46,22 +46,6 @@ install( ) ############################################################################## -# Find lib and include files -############################################################################## -message(STATUS "Looking for libuuid") -vpp_find_path(UUID_INCLUDE_DIR NAMES uuid/uuid.h) -vpp_find_library(UUID_LIB NAMES uuid) - -if(UUID_INCLUDE_DIR AND UUID_LIB) - include_directories(${UUID_INCLUDE_DIR}) - set(VMBUS_SOURCE linux/vmbus.c) - set(VMBUS_LIBS uuid) - message(STATUS "Found uuid in ${UUID_INCLUDE_DIR}") -else() - message(WARNING "-- libuuid not found - vmbus support disabled") -endif() - -############################################################################## # vlib shared library ############################################################################## add_vpp_library(vlib @@ -77,6 +61,7 @@ add_vpp_library(vlib init.c linux/pci.c linux/vfio.c + linux/vmbus.c log.c main.c node.c @@ -104,7 +89,6 @@ add_vpp_library(vlib unix/plugin.c unix/util.c vmbus/vmbus.c - ${VMBUS_SOURCE} dma/dma.c dma/cli.c @@ -154,7 +138,7 @@ add_vpp_library(vlib API_FILES pci/pci_types.api - LINK_LIBRARIES vppinfra svm ${VMBUS_LIBS} ${CMAKE_DL_LIBS} + LINK_LIBRARIES vppinfra svm ${CMAKE_DL_LIBS} DEPENDS api_headers ) diff --git a/src/vlib/linux/vmbus.c b/src/vlib/linux/vmbus.c index 12813651d4c..aae11a1fefb 100644 --- a/src/vlib/linux/vmbus.c +++ b/src/vlib/linux/vmbus.c @@ -31,8 +31,6 @@ #include <linux/ethtool.h> #include <linux/sockios.h> -#include <uuid/uuid.h> - static const char sysfs_vmbus_dev_path[] = "/sys/bus/vmbus/devices"; static const char sysfs_vmbus_drv_path[] = "/sys/bus/vmbus/drivers"; static const char sysfs_class_net_path[] = "/sys/class/net"; @@ -123,16 +121,39 @@ unformat_vlib_vmbus_addr (unformat_input_t *input, va_list *args) { vlib_vmbus_addr_t *addr = va_arg (*args, vlib_vmbus_addr_t *); uword ret = 0; - u8 *s; + u8 *s = 0; - if (!unformat (input, "%s", &s)) + if (!unformat (input, "%U", unformat_token, "a-zA-Z0-9-", &s)) return 0; - if (uuid_parse ((char *) s, addr->guid) == 0) - ret = 1; + if (vec_len (s) != 36) + goto fail; - vec_free (s); + if (s[8] != '-' || s[13] != '-' || s[18] != '-' || s[23] != '-') + goto fail; + + clib_memmove (s + 8, s + 9, 4); + clib_memmove (s + 12, s + 14, 4); + clib_memmove (s + 16, s + 19, 4); + clib_memmove (s + 20, s + 24, 12); + + for (int i = 0; i < 32; i++) + if (s[i] >= '0' && s[i] <= '9') + s[i] -= '0'; + else if (s[i] >= 'A' && s[i] <= 'F') + s[i] -= 'A' - 10; + else if (s[i] >= 'a' && s[i] <= 'f') + s[i] -= 'a' - 10; + else + goto fail; + + for (int i = 0; i < 16; i++) + addr->guid[i] = s[2 * i] * 16 + s[2 * i + 1]; + ret = 1; + +fail: + vec_free (s); return ret; } @@ -141,10 +162,24 @@ u8 * format_vlib_vmbus_addr (u8 *s, va_list *va) { vlib_vmbus_addr_t *addr = va_arg (*va, vlib_vmbus_addr_t *); - char tmp[40]; - - uuid_unparse (addr->guid, tmp); - return format (s, "%s", tmp); + u8 *bytes = addr->guid; + + for (int i = 0; i < 4; i++) + s = format (s, "%02X", bytes++[0]); + vec_add1 (s, '-'); + for (int i = 0; i < 2; i++) + s = format (s, "%02X", bytes++[0]); + vec_add1 (s, '-'); + for (int i = 0; i < 2; i++) + s = format (s, "%02X", bytes++[0]); + vec_add1 (s, '-'); + for (int i = 0; i < 2; i++) + s = format (s, "%02X", bytes++[0]); + vec_add1 (s, '-'); + for (int i = 0; i < 6; i++) + s = format (s, "%02X", bytes++[0]); + + return s; } /* workaround for mlx bug, bring lower device up before unbind */ @@ -383,7 +418,13 @@ vmbus_addr_cmp (void *v1, void *v2) vlib_vmbus_addr_t *a1 = v1; vlib_vmbus_addr_t *a2 = v2; - return uuid_compare (a1->guid, a2->guid); + for (int i = 0; i < ARRAY_LEN (a1->guid); i++) + if (a1->guid[i] > a2->guid[i]) + return 1; + else if (a1->guid[i] < a2->guid[i]) + return -1; + + return 0; } vlib_vmbus_addr_t * |