diff options
Diffstat (limited to 'ext/xmlrpc/libxmlrpc/base64.c')
| -rw-r--r-- | ext/xmlrpc/libxmlrpc/base64.c | 191 |
1 files changed, 0 insertions, 191 deletions
diff --git a/ext/xmlrpc/libxmlrpc/base64.c b/ext/xmlrpc/libxmlrpc/base64.c deleted file mode 100644 index 7383c911e5..0000000000 --- a/ext/xmlrpc/libxmlrpc/base64.c +++ /dev/null @@ -1,191 +0,0 @@ -/* - - Encode or decode file as MIME base64 (RFC 1341) - - by John Walker - http://www.fourmilab.ch/ - - This program is in the public domain. - -*/ -#include <stdio.h> - -/* ENCODE -- Encode binary file into base64. */ -#include <stdlib.h> -#include <ctype.h> -#include <php.h> - -#include "base64.h" - -static unsigned char dtable[512]; - -void buffer_new(struct buffer_st *b) -{ - b->length = 512; - b->data = emalloc(sizeof(char)*(b->length)); - b->data[0] = 0; - b->ptr = b->data; - b->offset = 0; -} - -void buffer_add(struct buffer_st *b, char c) -{ - if ((INT_MAX - b->length) <= 512) { - return; - } - *(b->ptr++) = c; - b->offset++; - if (b->offset == b->length) { - b->length += 512; - b->data = erealloc(b->data, b->length); - b->ptr = b->data + b->offset; - } -} - -void buffer_delete(struct buffer_st *b) -{ - efree(b->data); - b->length = 0; - b->offset = 0; - b->ptr = NULL; - b->data = NULL; -} - -void base64_encode_xmlrpc(struct buffer_st *b, const char *source, int length) -{ - int i, hiteof = 0; - int offset = 0; - - buffer_new(b); - - /* Fill dtable with character encodings. */ - - for (i = 0; i < 26; i++) { - dtable[i] = 'A' + i; - dtable[26 + i] = 'a' + i; - } - for (i = 0; i < 10; i++) { - dtable[52 + i] = '0' + i; - } - dtable[62] = '+'; - dtable[63] = '/'; - - while (!hiteof) { - unsigned char igroup[3], ogroup[4]; - int c, n; - - igroup[0] = igroup[1] = igroup[2] = 0; - for (n = 0; n < 3; n++) { - c = *(source++); - offset++; - if (offset > length || offset <= 0) { - hiteof = 1; - break; - } - igroup[n] = (unsigned char) c; - } - if (n > 0) { - ogroup[0] = dtable[igroup[0] >> 2]; - ogroup[1] = dtable[((igroup[0] & 3) << 4) | (igroup[1] >> 4)]; - ogroup[2] = dtable[((igroup[1] & 0xF) << 2) | (igroup[2] >> 6)]; - ogroup[3] = dtable[igroup[2] & 0x3F]; - - /* Replace characters in output stream with "=" pad - characters if fewer than three characters were - read from the end of the input stream. */ - - if (n < 3) { - ogroup[3] = '='; - if (n < 2) { - ogroup[2] = '='; - } - } - for (i = 0; i < 4; i++) { - buffer_add(b, ogroup[i]); - if (!(b->offset % 72)) { - /* buffer_add(b, '\r'); */ - buffer_add(b, '\n'); - } - } - } - } - /* buffer_add(b, '\r'); */ - buffer_add(b, '\n'); -} - -void base64_decode_xmlrpc(struct buffer_st *bfr, const char *source, int length) -{ - int i; - int offset = 0; - int endoffile; - int count; - - buffer_new(bfr); - - for (i = 0; i < 255; i++) { - dtable[i] = 0x80; - } - for (i = 'A'; i <= 'Z'; i++) { - dtable[i] = 0 + (i - 'A'); - } - for (i = 'a'; i <= 'z'; i++) { - dtable[i] = 26 + (i - 'a'); - } - for (i = '0'; i <= '9'; i++) { - dtable[i] = 52 + (i - '0'); - } - dtable['+'] = 62; - dtable['/'] = 63; - dtable['='] = 0; - - endoffile = 0; - - /*CONSTANTCONDITION*/ - while (1) { - unsigned char a[4], b[4], o[3]; - - for (i = 0; i < 4; i++) { - int c; - while (1) { - c = *(source++); - offset++; - if (offset > length) endoffile = 1; - if (isspace(c) || c == '\n' || c == '\r') continue; - break; - } - - if (endoffile) { - /* - if (i > 0) { - fprintf(stderr, "Input file incomplete.\n"); - exit(1); - } - */ - return; - } - - if (dtable[(unsigned char)c] & 0x80) { - /* - fprintf(stderr, "Offset %i length %i\n", offset, length); - fprintf(stderr, "character '%c:%x:%c' in input file.\n", c, c, dtable[c]); - exit(1); - */ - i--; - continue; - } - a[i] = (unsigned char) c; - b[i] = (unsigned char) dtable[c]; - } - o[0] = (b[0] << 2) | (b[1] >> 4); - o[1] = (b[1] << 4) | (b[2] >> 2); - o[2] = (b[2] << 6) | b[3]; - i = a[2] == '=' ? 1 : (a[3] == '=' ? 2 : 3); - count = 0; - while (count < i) { - buffer_add(bfr, o[count++]); - } - if (i < 3) { - return; - } - } -} |