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-rw-r--r--crypto/txt_db/txt_db.c593
1 files changed, 293 insertions, 300 deletions
diff --git a/crypto/txt_db/txt_db.c b/crypto/txt_db/txt_db.c
index 6f2ce3b5a499..f9b42ac6e588 100644
--- a/crypto/txt_db/txt_db.c
+++ b/crypto/txt_db/txt_db.c
@@ -5,21 +5,21 @@
* This package is an SSL implementation written
* by Eric Young (eay@cryptsoft.com).
* The implementation was written so as to conform with Netscapes SSL.
- *
+ *
* This library is free for commercial and non-commercial use as long as
* the following conditions are aheared to. The following conditions
* apply to all code found in this distribution, be it the RC4, RSA,
* lhash, DES, etc., code; not just the SSL code. The SSL documentation
* included with this distribution is covered by the same copyright terms
* except that the holder is Tim Hudson (tjh@cryptsoft.com).
- *
+ *
* Copyright remains Eric Young's, and as such any Copyright notices in
* the code are not to be removed.
* If this package is used in a product, Eric Young should be given attribution
* as the author of the parts of the library used.
* This can be in the form of a textual message at program startup or
* in documentation (online or textual) provided with the package.
- *
+ *
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
@@ -34,10 +34,10 @@
* Eric Young (eay@cryptsoft.com)"
* The word 'cryptographic' can be left out if the rouines from the library
* being used are not cryptographic related :-).
- * 4. If you include any Windows specific code (or a derivative thereof) from
+ * 4. If you include any Windows specific code (or a derivative thereof) from
* the apps directory (application code) you must include an acknowledgement:
* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
- *
+ *
* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
@@ -49,7 +49,7 @@
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
- *
+ *
* The licence and distribution terms for any publically available version or
* derivative of this code cannot be changed. i.e. this code cannot simply be
* copied and put under another distribution licence
@@ -64,325 +64,318 @@
#include <openssl/txt_db.h>
#undef BUFSIZE
-#define BUFSIZE 512
+#define BUFSIZE 512
-const char TXT_DB_version[]="TXT_DB" OPENSSL_VERSION_PTEXT;
+const char TXT_DB_version[] = "TXT_DB" OPENSSL_VERSION_PTEXT;
TXT_DB *TXT_DB_read(BIO *in, int num)
- {
- TXT_DB *ret=NULL;
- int er=1;
- int esc=0;
- long ln=0;
- int i,add,n;
- int size=BUFSIZE;
- int offset=0;
- char *p,*f;
- OPENSSL_STRING *pp;
- BUF_MEM *buf=NULL;
+{
+ TXT_DB *ret = NULL;
+ int er = 1;
+ int esc = 0;
+ long ln = 0;
+ int i, add, n;
+ int size = BUFSIZE;
+ int offset = 0;
+ char *p, *f;
+ OPENSSL_STRING *pp;
+ BUF_MEM *buf = NULL;
- if ((buf=BUF_MEM_new()) == NULL) goto err;
- if (!BUF_MEM_grow(buf,size)) goto err;
+ if ((buf = BUF_MEM_new()) == NULL)
+ goto err;
+ if (!BUF_MEM_grow(buf, size))
+ goto err;
- if ((ret=OPENSSL_malloc(sizeof(TXT_DB))) == NULL)
- goto err;
- ret->num_fields=num;
- ret->index=NULL;
- ret->qual=NULL;
- if ((ret->data=sk_OPENSSL_PSTRING_new_null()) == NULL)
- goto err;
- if ((ret->index=OPENSSL_malloc(sizeof(*ret->index)*num)) == NULL)
- goto err;
- if ((ret->qual=OPENSSL_malloc(sizeof(*(ret->qual))*num)) == NULL)
- goto err;
- for (i=0; i<num; i++)
- {
- ret->index[i]=NULL;
- ret->qual[i]=NULL;
- }
+ if ((ret = OPENSSL_malloc(sizeof(TXT_DB))) == NULL)
+ goto err;
+ ret->num_fields = num;
+ ret->index = NULL;
+ ret->qual = NULL;
+ if ((ret->data = sk_OPENSSL_PSTRING_new_null()) == NULL)
+ goto err;
+ if ((ret->index = OPENSSL_malloc(sizeof(*ret->index) * num)) == NULL)
+ goto err;
+ if ((ret->qual = OPENSSL_malloc(sizeof(*(ret->qual)) * num)) == NULL)
+ goto err;
+ for (i = 0; i < num; i++) {
+ ret->index[i] = NULL;
+ ret->qual[i] = NULL;
+ }
- add=(num+1)*sizeof(char *);
- buf->data[size-1]='\0';
- offset=0;
- for (;;)
- {
- if (offset != 0)
- {
- size+=BUFSIZE;
- if (!BUF_MEM_grow_clean(buf,size)) goto err;
- }
- buf->data[offset]='\0';
- BIO_gets(in,&(buf->data[offset]),size-offset);
- ln++;
- if (buf->data[offset] == '\0') break;
- if ((offset == 0) && (buf->data[0] == '#')) continue;
- i=strlen(&(buf->data[offset]));
- offset+=i;
- if (buf->data[offset-1] != '\n')
- continue;
- else
- {
- buf->data[offset-1]='\0'; /* blat the '\n' */
- if (!(p=OPENSSL_malloc(add+offset))) goto err;
- offset=0;
- }
- pp=(char **)p;
- p+=add;
- n=0;
- pp[n++]=p;
- i=0;
- f=buf->data;
+ add = (num + 1) * sizeof(char *);
+ buf->data[size - 1] = '\0';
+ offset = 0;
+ for (;;) {
+ if (offset != 0) {
+ size += BUFSIZE;
+ if (!BUF_MEM_grow_clean(buf, size))
+ goto err;
+ }
+ buf->data[offset] = '\0';
+ BIO_gets(in, &(buf->data[offset]), size - offset);
+ ln++;
+ if (buf->data[offset] == '\0')
+ break;
+ if ((offset == 0) && (buf->data[0] == '#'))
+ continue;
+ i = strlen(&(buf->data[offset]));
+ offset += i;
+ if (buf->data[offset - 1] != '\n')
+ continue;
+ else {
+ buf->data[offset - 1] = '\0'; /* blat the '\n' */
+ if (!(p = OPENSSL_malloc(add + offset)))
+ goto err;
+ offset = 0;
+ }
+ pp = (char **)p;
+ p += add;
+ n = 0;
+ pp[n++] = p;
+ i = 0;
+ f = buf->data;
- esc=0;
- for (;;)
- {
- if (*f == '\0') break;
- if (*f == '\t')
- {
- if (esc)
- p--;
- else
- {
- *(p++)='\0';
- f++;
- if (n >= num) break;
- pp[n++]=p;
- continue;
- }
- }
- esc=(*f == '\\');
- *(p++)= *(f++);
- }
- *(p++)='\0';
- if ((n != num) || (*f != '\0'))
- {
-#if !defined(OPENSSL_NO_STDIO) && !defined(OPENSSL_SYS_WIN16) /* temporary fix :-( */
- fprintf(stderr,"wrong number of fields on line %ld (looking for field %d, got %d, '%s' left)\n",ln,num,n,f);
+ esc = 0;
+ for (;;) {
+ if (*f == '\0')
+ break;
+ if (*f == '\t') {
+ if (esc)
+ p--;
+ else {
+ *(p++) = '\0';
+ f++;
+ if (n >= num)
+ break;
+ pp[n++] = p;
+ continue;
+ }
+ }
+ esc = (*f == '\\');
+ *(p++) = *(f++);
+ }
+ *(p++) = '\0';
+ if ((n != num) || (*f != '\0')) {
+#if !defined(OPENSSL_NO_STDIO) && !defined(OPENSSL_SYS_WIN16) /* temporary
+ * fix :-( */
+ fprintf(stderr,
+ "wrong number of fields on line %ld (looking for field %d, got %d, '%s' left)\n",
+ ln, num, n, f);
#endif
- er=2;
- goto err;
- }
- pp[n]=p;
- if (!sk_OPENSSL_PSTRING_push(ret->data,pp))
- {
-#if !defined(OPENSSL_NO_STDIO) && !defined(OPENSSL_SYS_WIN16) /* temporary fix :-( */
- fprintf(stderr,"failure in sk_push\n");
+ er = 2;
+ goto err;
+ }
+ pp[n] = p;
+ if (!sk_OPENSSL_PSTRING_push(ret->data, pp)) {
+#if !defined(OPENSSL_NO_STDIO) && !defined(OPENSSL_SYS_WIN16) /* temporary
+ * fix :-( */
+ fprintf(stderr, "failure in sk_push\n");
#endif
- er=2;
- goto err;
- }
- }
- er=0;
-err:
- BUF_MEM_free(buf);
- if (er)
- {
+ er = 2;
+ goto err;
+ }
+ }
+ er = 0;
+ err:
+ BUF_MEM_free(buf);
+ if (er) {
#if !defined(OPENSSL_NO_STDIO) && !defined(OPENSSL_SYS_WIN16)
- if (er == 1) fprintf(stderr,"OPENSSL_malloc failure\n");
+ if (er == 1)
+ fprintf(stderr, "OPENSSL_malloc failure\n");
#endif
- if (ret != NULL)
- {
- if (ret->data != NULL) sk_OPENSSL_PSTRING_free(ret->data);
- if (ret->index != NULL) OPENSSL_free(ret->index);
- if (ret->qual != NULL) OPENSSL_free(ret->qual);
- if (ret != NULL) OPENSSL_free(ret);
- }
- return(NULL);
- }
- else
- return(ret);
- }
+ if (ret != NULL) {
+ if (ret->data != NULL)
+ sk_OPENSSL_PSTRING_free(ret->data);
+ if (ret->index != NULL)
+ OPENSSL_free(ret->index);
+ if (ret->qual != NULL)
+ OPENSSL_free(ret->qual);
+ if (ret != NULL)
+ OPENSSL_free(ret);
+ }
+ return (NULL);
+ } else
+ return (ret);
+}
-OPENSSL_STRING *TXT_DB_get_by_index(TXT_DB *db, int idx, OPENSSL_STRING *value)
- {
- OPENSSL_STRING *ret;
- LHASH_OF(OPENSSL_STRING) *lh;
+OPENSSL_STRING *TXT_DB_get_by_index(TXT_DB *db, int idx,
+ OPENSSL_STRING *value)
+{
+ OPENSSL_STRING *ret;
+ LHASH_OF(OPENSSL_STRING) *lh;
- if (idx >= db->num_fields)
- {
- db->error=DB_ERROR_INDEX_OUT_OF_RANGE;
- return(NULL);
- }
- lh=db->index[idx];
- if (lh == NULL)
- {
- db->error=DB_ERROR_NO_INDEX;
- return(NULL);
- }
- ret=lh_OPENSSL_STRING_retrieve(lh,value);
- db->error=DB_ERROR_OK;
- return(ret);
- }
+ if (idx >= db->num_fields) {
+ db->error = DB_ERROR_INDEX_OUT_OF_RANGE;
+ return (NULL);
+ }
+ lh = db->index[idx];
+ if (lh == NULL) {
+ db->error = DB_ERROR_NO_INDEX;
+ return (NULL);
+ }
+ ret = lh_OPENSSL_STRING_retrieve(lh, value);
+ db->error = DB_ERROR_OK;
+ return (ret);
+}
-int TXT_DB_create_index(TXT_DB *db, int field, int (*qual)(OPENSSL_STRING *),
- LHASH_HASH_FN_TYPE hash, LHASH_COMP_FN_TYPE cmp)
- {
- LHASH_OF(OPENSSL_STRING) *idx;
- OPENSSL_STRING *r;
- int i,n;
+int TXT_DB_create_index(TXT_DB *db, int field, int (*qual) (OPENSSL_STRING *),
+ LHASH_HASH_FN_TYPE hash, LHASH_COMP_FN_TYPE cmp)
+{
+ LHASH_OF(OPENSSL_STRING) *idx;
+ OPENSSL_STRING *r;
+ int i, n;
- if (field >= db->num_fields)
- {
- db->error=DB_ERROR_INDEX_OUT_OF_RANGE;
- return(0);
- }
- /* FIXME: we lose type checking at this point */
- if ((idx=(LHASH_OF(OPENSSL_STRING) *)lh_new(hash,cmp)) == NULL)
- {
- db->error=DB_ERROR_MALLOC;
- return(0);
- }
- n=sk_OPENSSL_PSTRING_num(db->data);
- for (i=0; i<n; i++)
- {
- r=sk_OPENSSL_PSTRING_value(db->data,i);
- if ((qual != NULL) && (qual(r) == 0)) continue;
- if ((r=lh_OPENSSL_STRING_insert(idx,r)) != NULL)
- {
- db->error=DB_ERROR_INDEX_CLASH;
- db->arg1=sk_OPENSSL_PSTRING_find(db->data,r);
- db->arg2=i;
- lh_OPENSSL_STRING_free(idx);
- return(0);
- }
- }
- if (db->index[field] != NULL) lh_OPENSSL_STRING_free(db->index[field]);
- db->index[field]=idx;
- db->qual[field]=qual;
- return(1);
- }
+ if (field >= db->num_fields) {
+ db->error = DB_ERROR_INDEX_OUT_OF_RANGE;
+ return (0);
+ }
+ /* FIXME: we lose type checking at this point */
+ if ((idx = (LHASH_OF(OPENSSL_STRING) *)lh_new(hash, cmp)) == NULL) {
+ db->error = DB_ERROR_MALLOC;
+ return (0);
+ }
+ n = sk_OPENSSL_PSTRING_num(db->data);
+ for (i = 0; i < n; i++) {
+ r = sk_OPENSSL_PSTRING_value(db->data, i);
+ if ((qual != NULL) && (qual(r) == 0))
+ continue;
+ if ((r = lh_OPENSSL_STRING_insert(idx, r)) != NULL) {
+ db->error = DB_ERROR_INDEX_CLASH;
+ db->arg1 = sk_OPENSSL_PSTRING_find(db->data, r);
+ db->arg2 = i;
+ lh_OPENSSL_STRING_free(idx);
+ return (0);
+ }
+ }
+ if (db->index[field] != NULL)
+ lh_OPENSSL_STRING_free(db->index[field]);
+ db->index[field] = idx;
+ db->qual[field] = qual;
+ return (1);
+}
long TXT_DB_write(BIO *out, TXT_DB *db)
- {
- long i,j,n,nn,l,tot=0;
- char *p,**pp,*f;
- BUF_MEM *buf=NULL;
- long ret= -1;
+{
+ long i, j, n, nn, l, tot = 0;
+ char *p, **pp, *f;
+ BUF_MEM *buf = NULL;
+ long ret = -1;
- if ((buf=BUF_MEM_new()) == NULL)
- goto err;
- n=sk_OPENSSL_PSTRING_num(db->data);
- nn=db->num_fields;
- for (i=0; i<n; i++)
- {
- pp=sk_OPENSSL_PSTRING_value(db->data,i);
+ if ((buf = BUF_MEM_new()) == NULL)
+ goto err;
+ n = sk_OPENSSL_PSTRING_num(db->data);
+ nn = db->num_fields;
+ for (i = 0; i < n; i++) {
+ pp = sk_OPENSSL_PSTRING_value(db->data, i);
- l=0;
- for (j=0; j<nn; j++)
- {
- if (pp[j] != NULL)
- l+=strlen(pp[j]);
- }
- if (!BUF_MEM_grow_clean(buf,(int)(l*2+nn))) goto err;
+ l = 0;
+ for (j = 0; j < nn; j++) {
+ if (pp[j] != NULL)
+ l += strlen(pp[j]);
+ }
+ if (!BUF_MEM_grow_clean(buf, (int)(l * 2 + nn)))
+ goto err;
- p=buf->data;
- for (j=0; j<nn; j++)
- {
- f=pp[j];
- if (f != NULL)
- for (;;)
- {
- if (*f == '\0') break;
- if (*f == '\t') *(p++)='\\';
- *(p++)= *(f++);
- }
- *(p++)='\t';
- }
- p[-1]='\n';
- j=p-buf->data;
- if (BIO_write(out,buf->data,(int)j) != j)
- goto err;
- tot+=j;
- }
- ret=tot;
-err:
- if (buf != NULL) BUF_MEM_free(buf);
- return(ret);
- }
+ p = buf->data;
+ for (j = 0; j < nn; j++) {
+ f = pp[j];
+ if (f != NULL)
+ for (;;) {
+ if (*f == '\0')
+ break;
+ if (*f == '\t')
+ *(p++) = '\\';
+ *(p++) = *(f++);
+ }
+ *(p++) = '\t';
+ }
+ p[-1] = '\n';
+ j = p - buf->data;
+ if (BIO_write(out, buf->data, (int)j) != j)
+ goto err;
+ tot += j;
+ }
+ ret = tot;
+ err:
+ if (buf != NULL)
+ BUF_MEM_free(buf);
+ return (ret);
+}
int TXT_DB_insert(TXT_DB *db, OPENSSL_STRING *row)
- {
- int i;
- OPENSSL_STRING *r;
+{
+ int i;
+ OPENSSL_STRING *r;
- for (i=0; i<db->num_fields; i++)
- {
- if (db->index[i] != NULL)
- {
- if ((db->qual[i] != NULL) &&
- (db->qual[i](row) == 0)) continue;
- r=lh_OPENSSL_STRING_retrieve(db->index[i],row);
- if (r != NULL)
- {
- db->error=DB_ERROR_INDEX_CLASH;
- db->arg1=i;
- db->arg_row=r;
- goto err;
- }
- }
- }
- /* We have passed the index checks, now just append and insert */
- if (!sk_OPENSSL_PSTRING_push(db->data,row))
- {
- db->error=DB_ERROR_MALLOC;
- goto err;
- }
+ for (i = 0; i < db->num_fields; i++) {
+ if (db->index[i] != NULL) {
+ if ((db->qual[i] != NULL) && (db->qual[i] (row) == 0))
+ continue;
+ r = lh_OPENSSL_STRING_retrieve(db->index[i], row);
+ if (r != NULL) {
+ db->error = DB_ERROR_INDEX_CLASH;
+ db->arg1 = i;
+ db->arg_row = r;
+ goto err;
+ }
+ }
+ }
+ /* We have passed the index checks, now just append and insert */
+ if (!sk_OPENSSL_PSTRING_push(db->data, row)) {
+ db->error = DB_ERROR_MALLOC;
+ goto err;
+ }
- for (i=0; i<db->num_fields; i++)
- {
- if (db->index[i] != NULL)
- {
- if ((db->qual[i] != NULL) &&
- (db->qual[i](row) == 0)) continue;
- (void)lh_OPENSSL_STRING_insert(db->index[i],row);
- }
- }
- return(1);
-err:
- return(0);
- }
+ for (i = 0; i < db->num_fields; i++) {
+ if (db->index[i] != NULL) {
+ if ((db->qual[i] != NULL) && (db->qual[i] (row) == 0))
+ continue;
+ (void)lh_OPENSSL_STRING_insert(db->index[i], row);
+ }
+ }
+ return (1);
+ err:
+ return (0);
+}
void TXT_DB_free(TXT_DB *db)
- {
- int i,n;
- char **p,*max;
+{
+ int i, n;
+ char **p, *max;
- if(db == NULL)
- return;
+ if (db == NULL)
+ return;
- if (db->index != NULL)
- {
- for (i=db->num_fields-1; i>=0; i--)
- if (db->index[i] != NULL) lh_OPENSSL_STRING_free(db->index[i]);
- OPENSSL_free(db->index);
- }
- if (db->qual != NULL)
- OPENSSL_free(db->qual);
- if (db->data != NULL)
- {
- for (i=sk_OPENSSL_PSTRING_num(db->data)-1; i>=0; i--)
- {
- /* check if any 'fields' have been allocated
- * from outside of the initial block */
- p=sk_OPENSSL_PSTRING_value(db->data,i);
- max=p[db->num_fields]; /* last address */
- if (max == NULL) /* new row */
- {
- for (n=0; n<db->num_fields; n++)
- if (p[n] != NULL) OPENSSL_free(p[n]);
- }
- else
- {
- for (n=0; n<db->num_fields; n++)
- {
- if (((p[n] < (char *)p) || (p[n] > max))
- && (p[n] != NULL))
- OPENSSL_free(p[n]);
- }
- }
- OPENSSL_free(sk_OPENSSL_PSTRING_value(db->data,i));
- }
- sk_OPENSSL_PSTRING_free(db->data);
- }
- OPENSSL_free(db);
- }
+ if (db->index != NULL) {
+ for (i = db->num_fields - 1; i >= 0; i--)
+ if (db->index[i] != NULL)
+ lh_OPENSSL_STRING_free(db->index[i]);
+ OPENSSL_free(db->index);
+ }
+ if (db->qual != NULL)
+ OPENSSL_free(db->qual);
+ if (db->data != NULL) {
+ for (i = sk_OPENSSL_PSTRING_num(db->data) - 1; i >= 0; i--) {
+ /*
+ * check if any 'fields' have been allocated from outside of the
+ * initial block
+ */
+ p = sk_OPENSSL_PSTRING_value(db->data, i);
+ max = p[db->num_fields]; /* last address */
+ if (max == NULL) { /* new row */
+ for (n = 0; n < db->num_fields; n++)
+ if (p[n] != NULL)
+ OPENSSL_free(p[n]);
+ } else {
+ for (n = 0; n < db->num_fields; n++) {
+ if (((p[n] < (char *)p) || (p[n] > max))
+ && (p[n] != NULL))
+ OPENSSL_free(p[n]);
+ }
+ }
+ OPENSSL_free(sk_OPENSSL_PSTRING_value(db->data, i));
+ }
+ sk_OPENSSL_PSTRING_free(db->data);
+ }
+ OPENSSL_free(db);
+}