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/** \ingroup rpmdb
* \file lib/hdrNVR.c
*/
#include "system.h"
#include <rpm/rpmtypes.h>
#include <rpm/header.h>
#include <rpm/rpmstring.h>
#include "debug.h"
static int NEVRA(Header h, const char **np,
uint32_t **ep, const char **vp, const char **rp,
const char **ap)
{
if (np) *np = headerGetString(h, RPMTAG_NAME);
if (vp) *vp = headerGetString(h, RPMTAG_VERSION);
if (rp) *rp = headerGetString(h, RPMTAG_RELEASE);
if (ap) *ap = headerGetString(h, RPMTAG_ARCH);
if (ep) {
struct rpmtd_s td;
headerGet(h, RPMTAG_EPOCH, &td, HEADERGET_DEFAULT);
*ep = rpmtdGetUint32(&td);
}
return 0;
}
int headerNVR(Header h, const char **np, const char **vp, const char **rp)
{
return NEVRA(h, np, NULL, vp, rp, NULL);
}
int headerNEVRA(Header h, const char **np,
uint32_t **ep, const char **vp, const char **rp,
const char **ap)
{
return NEVRA(h, np, ep, vp, rp, ap);
}
static char *getNEVRA(Header h, rpmTag tag, const char **np)
{
if (np) *np = headerGetString(h, RPMTAG_NAME);
return headerGetAsString(h, tag);
}
char * headerGetNEVR(Header h, const char ** np)
{
return getNEVRA(h, RPMTAG_NEVR, np);
}
char * headerGetNEVRA(Header h, const char ** np)
{
return getNEVRA(h, RPMTAG_NEVRA, np);
}
char * headerGetEVR(Header h, const char ** np)
{
return getNEVRA(h, RPMTAG_EVR, np);
}
rpm_color_t headerGetColor(Header h)
{
return headerGetNumber(h, RPMTAG_HEADERCOLOR);
}
int headerIsSource(Header h)
{
return (!headerIsEntry(h, RPMTAG_SOURCERPM));
}
Header headerCopy(Header h)
{
Header nh = headerNew();
HeaderIterator hi;
struct rpmtd_s td;
hi = headerInitIterator(h);
while (headerNext(hi, &td)) {
if (rpmtdCount(&td) > 0) {
(void) headerPut(nh, &td, HEADERPUT_DEFAULT);
}
rpmtdFreeData(&td);
}
hi = headerFreeIterator(hi);
return headerReload(nh, RPMTAG_HEADERIMAGE);
}
void headerCopyTags(Header headerFrom, Header headerTo,
const rpmTagVal * tagstocopy)
{
const rpmTagVal * p;
struct rpmtd_s td;
if (headerFrom == headerTo)
return;
for (p = tagstocopy; *p != 0; p++) {
if (headerIsEntry(headerTo, *p))
continue;
if (!headerGet(headerFrom, *p, &td, (HEADERGET_MINMEM|HEADERGET_RAW)))
continue;
(void) headerPut(headerTo, &td, HEADERPUT_DEFAULT);
rpmtdFreeData(&td);
}
}
char * headerGetAsString(Header h, rpmTagVal tag)
{
char *res = NULL;
struct rpmtd_s td;
if (headerGet(h, tag, &td, HEADERGET_EXT)) {
if (rpmtdCount(&td) == 1) {
res = rpmtdFormat(&td, RPMTD_FORMAT_STRING, NULL);
}
rpmtdFreeData(&td);
}
return res;
}
const char * headerGetString(Header h, rpmTagVal tag)
{
const char *res = NULL;
struct rpmtd_s td;
if (headerGet(h, tag, &td, HEADERGET_MINMEM)) {
if (rpmtdCount(&td) == 1) {
res = rpmtdGetString(&td);
}
rpmtdFreeData(&td);
}
return res;
}
uint64_t headerGetNumber(Header h, rpmTagVal tag)
{
uint64_t res = 0;
struct rpmtd_s td;
if (headerGet(h, tag, &td, HEADERGET_EXT)) {
if (rpmtdCount(&td) == 1) {
res = rpmtdGetNumber(&td);
}
rpmtdFreeData(&td);
}
return res;
}
/*
* Sanity check data types against tag table before putting. Assume
* append on all array-types.
*/
static int headerPutType(Header h, rpmTagVal tag, rpmTagType reqtype,
rpm_constdata_t data, rpm_count_t size)
{
struct rpmtd_s td;
rpmTagType type = rpmTagGetTagType(tag);
rpmTagReturnType retype = rpmTagGetReturnType(tag);
headerPutFlags flags = HEADERPUT_APPEND;
int valid = 1;
/* Basic sanity checks: type must match and there must be data to put */
if (type != reqtype
|| size < 1 || data == NULL || h == NULL) {
valid = 0;
}
/*
* Non-array types can't be appended to. Binary types use size
* for data length, for other non-array types size must be 1.
*/
if (retype != RPM_ARRAY_RETURN_TYPE) {
flags = HEADERPUT_DEFAULT;
if (type != RPM_BIN_TYPE && size != 1) {
valid = 0;
}
}
if (valid) {
rpmtdReset(&td);
td.tag = tag;
td.type = type;
td.data = (void *) data;
td.count = size;
valid = headerPut(h, &td, flags);
}
return valid;
}
int headerPutString(Header h, rpmTagVal tag, const char *val)
{
rpmTagType type = rpmTagGetTagType(tag);
const void *sptr = NULL;
/* string arrays expect char **, arrange that */
if (type == RPM_STRING_ARRAY_TYPE || type == RPM_I18NSTRING_TYPE) {
sptr = &val;
} else if (type == RPM_STRING_TYPE) {
sptr = val;
} else {
return 0;
}
return headerPutType(h, tag, type, sptr, 1);
}
int headerPutStringArray(Header h, rpmTagVal tag, const char **array, rpm_count_t size)
{
return headerPutType(h, tag, RPM_STRING_ARRAY_TYPE, array, size);
}
int headerPutChar(Header h, rpmTagVal tag, const char *val, rpm_count_t size)
{
return headerPutType(h, tag, RPM_CHAR_TYPE, val, size);
}
int headerPutUint8(Header h, rpmTagVal tag, const uint8_t *val, rpm_count_t size)
{
return headerPutType(h, tag, RPM_INT8_TYPE, val, size);
}
int headerPutUint16(Header h, rpmTagVal tag, const uint16_t *val, rpm_count_t size)
{
return headerPutType(h, tag, RPM_INT16_TYPE, val, size);
}
int headerPutUint32(Header h, rpmTagVal tag, const uint32_t *val, rpm_count_t size)
{
return headerPutType(h, tag, RPM_INT32_TYPE, val, size);
}
int headerPutUint64(Header h, rpmTagVal tag, const uint64_t *val, rpm_count_t size)
{
return headerPutType(h, tag, RPM_INT64_TYPE, val, size);
}
int headerPutBin(Header h, rpmTagVal tag, const uint8_t *val, rpm_count_t size)
{
return headerPutType(h, tag, RPM_BIN_TYPE, val, size);
}
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