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Implement uuid-to-string and uuid-from-string. uuid-from-string takes

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a string, interprets it as a standard UUID, and returns a binary from
of the UUID. uuid-to-string does the reverse. The binary UUID is in
allocated memory, so you'll need to free it with 'free' after you are
done using it. It won't be automatically garbage collected. Likewise
with the string...

MFC After: 3 days
This commit is contained in:
Warner Losh 2016-05-17 21:25:18 +00:00
parent 3095d9fbc6
commit d437521495
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=300080
1 changed files with 74 additions and 0 deletions
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74
sys/boot/ficl/loader.c
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@ -45,6 +45,7 @@
#endif
#include "bootstrap.h"
#include <string.h>
#include <uuid.h>
#include "ficl.h"
/* FreeBSD's loader interaction words and extras
@ -59,6 +60,8 @@
* pnpdevices ( -- addr )
* pnphandlers ( -- addr )
* ccall ( [[...[p10] p9] ... p1] n addr -- result )
* uuid-from-string ( addr n -- addr' )
* uuid-to-string ( addr' -- addr n )
* .# ( value -- )
*/
@ -350,6 +353,75 @@ ficlCcall(FICL_VM *pVM)
return;
}
void
ficlUuidFromString(FICL_VM *pVM)
{
#ifndef TESTMAIN
char *uuid;
uint32_t status;
#endif
char *uuidp;
int uuids;
uuid_t *u;
#if FICL_ROBUST > 1
vmCheckStack(pVM, 2, 0);
#endif
uuids = stackPopINT(pVM->pStack);
uuidp = (char *) stackPopPtr(pVM->pStack);
#ifndef TESTMAIN
uuid = (char *)ficlMalloc(uuids + 1);
if (!uuid)
vmThrowErr(pVM, "Error: out of memory");
strncpy(uuid, uuidp, uuids);
uuid[uuids] = '\0';
u = (uuid_t *)ficlMalloc(sizeof (*u));
uuid_from_string(uuid, u, &status);
ficlFree(uuid);
if (status != uuid_s_ok) {
ficlFree(u);
u = NULL;
}
#else
u = NULL;
#endif
stackPushPtr(pVM->pStack, u);
return;
}
void
ficlUuidToString(FICL_VM *pVM)
{
#ifndef TESTMAIN
char *uuid;
uint32_t status;
#endif
uuid_t *u;
#if FICL_ROBUST > 1
vmCheckStack(pVM, 1, 0);
#endif
u = (uuid_t *)stackPopPtr(pVM->pStack);
#ifndef TESTMAIN
uuid_to_string(u, &uuid, &status);
if (status != uuid_s_ok) {
stackPushPtr(pVM->pStack, uuid);
stackPushINT(pVM->pStack, strlen(uuid));
} else
#endif
stackPushINT(pVM->pStack, -1);
return;
}
/**************************************************************************
f i c l E x e c F D
** reads in text from file fd and passes it to ficlExec()
@ -920,6 +992,8 @@ void ficlCompilePlatform(FICL_SYSTEM *pSys)
dictAppendWord(dp, "copyout", ficlCopyout, FW_DEFAULT);
dictAppendWord(dp, "findfile", ficlFindfile, FW_DEFAULT);
dictAppendWord(dp, "ccall", ficlCcall, FW_DEFAULT);
dictAppendWord(dp, "uuid-from-string", ficlUuidFromString, FW_DEFAULT);
dictAppendWord(dp, "uuid-to-string", ficlUuidToString, FW_DEFAULT);
#ifndef TESTMAIN
#ifdef __i386__
dictAppendWord(dp, "outb", ficlOutb, FW_DEFAULT);