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0 parents commit c1c19c82bb1c6963a8e850c1ebcf5f9d672f7088 David Keegan committed Jun 18, 2012
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  1. +2 −0 .gitignore
  2. +42 −0 NSData+Base64.h
  3. +313 −0 NSData+Base64.m
  4. +79 −0 base64.1
  5. +121 −0 base64.m
  6. +238 −0 base64.xcodeproj/project.pbxproj
  7. +7 −0 base64_Prefix.pch
  8. +1 −0 readme.md
2 .gitignore
@@ -0,0 +1,2 @@
+.DS_Store
+xcuserdata
42 NSData+Base64.h
@@ -0,0 +1,42 @@
+//
+// NSData+Base64.h
+// base64
+//
+// Created by Matt Gallagher on 2009/06/03.
+// Copyright 2009 Matt Gallagher. All rights reserved.
+//
+// This software is provided 'as-is', without any express or implied
+// warranty. In no event will the authors be held liable for any damages
+// arising from the use of this software. Permission is granted to anyone to
+// use this software for any purpose, including commercial applications, and to
+// alter it and redistribute it freely, subject to the following restrictions:
+//
+// 1. The origin of this software must not be misrepresented; you must not
+// claim that you wrote the original software. If you use this software
+// in a product, an acknowledgment in the product documentation would be
+// appreciated but is not required.
+// 2. Altered source versions must be plainly marked as such, and must not be
+// misrepresented as being the original software.
+// 3. This notice may not be removed or altered from any source
+// distribution.
+//
+
+#import <Foundation/Foundation.h>
+
+void *NewBase64Decode(
+ const char *inputBuffer,
+ size_t length,
+ size_t *outputLength);
+
+char *NewBase64Encode(
+ const void *inputBuffer,
+ size_t length,
+ bool separateLines,
+ size_t *outputLength);
+
+@interface NSData (Base64)
+
++ (NSData *)dataFromBase64String:(NSString *)aString;
+- (NSString *)base64EncodedString;
+
+@end
313 NSData+Base64.m
@@ -0,0 +1,313 @@
+//
+// NSData+Base64.m
+// base64
+//
+// Created by Matt Gallagher on 2009/06/03.
+// Copyright 2009 Matt Gallagher. All rights reserved.
+//
+// This software is provided 'as-is', without any express or implied
+// warranty. In no event will the authors be held liable for any damages
+// arising from the use of this software. Permission is granted to anyone to
+// use this software for any purpose, including commercial applications, and to
+// alter it and redistribute it freely, subject to the following restrictions:
+//
+// 1. The origin of this software must not be misrepresented; you must not
+// claim that you wrote the original software. If you use this software
+// in a product, an acknowledgment in the product documentation would be
+// appreciated but is not required.
+// 2. Altered source versions must be plainly marked as such, and must not be
+// misrepresented as being the original software.
+// 3. This notice may not be removed or altered from any source
+// distribution.
+//
+
+#import "NSData+Base64.h"
+
+//
+// Mapping from 6 bit pattern to ASCII character.
+//
+static unsigned char base64EncodeLookup[65] =
+ "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
+
+//
+// Definition for "masked-out" areas of the base64DecodeLookup mapping
+//
+#define xx 65
+
+//
+// Mapping from ASCII character to 6 bit pattern.
+//
+static unsigned char base64DecodeLookup[256] =
+{
+ xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx,
+ xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx,
+ xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, 62, xx, xx, xx, 63,
+ 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, xx, xx, xx, xx, xx, xx,
+ xx, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14,
+ 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, xx, xx, xx, xx, xx,
+ xx, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40,
+ 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, xx, xx, xx, xx, xx,
+ xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx,
+ xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx,
+ xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx,
+ xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx,
+ xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx,
+ xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx,
+ xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx,
+ xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx, xx,
+};
+
+//
+// Fundamental sizes of the binary and base64 encode/decode units in bytes
+//
+#define BINARY_UNIT_SIZE 3
+#define BASE64_UNIT_SIZE 4
+
+//
+// NewBase64Decode
+//
+// Decodes the base64 ASCII string in the inputBuffer to a newly malloced
+// output buffer.
+//
+// inputBuffer - the source ASCII string for the decode
+// length - the length of the string or -1 (to specify strlen should be used)
+// outputLength - if not-NULL, on output will contain the decoded length
+//
+// returns the decoded buffer. Must be free'd by caller. Length is given by
+// outputLength.
+//
+void *NewBase64Decode(
+ const char *inputBuffer,
+ size_t length,
+ size_t *outputLength)
+{
+ if (length == -1)
+ {
+ length = strlen(inputBuffer);
+ }
+
+ size_t outputBufferSize =
+ ((length+BASE64_UNIT_SIZE-1) / BASE64_UNIT_SIZE) * BINARY_UNIT_SIZE;
+ unsigned char *outputBuffer = (unsigned char *)malloc(outputBufferSize);
+
+ size_t i = 0;
+ size_t j = 0;
+ while (i < length)
+ {
+ //
+ // Accumulate 4 valid characters (ignore everything else)
+ //
+ unsigned char accumulated[BASE64_UNIT_SIZE];
+ size_t accumulateIndex = 0;
+ while (i < length)
+ {
+ unsigned char decode = base64DecodeLookup[inputBuffer[i++]];
+ if (decode != xx)
+ {
+ accumulated[accumulateIndex] = decode;
+ accumulateIndex++;
+
+ if (accumulateIndex == BASE64_UNIT_SIZE)
+ {
+ break;
+ }
+ }
+ }
+
+ //
+ // Store the 6 bits from each of the 4 characters as 3 bytes
+ //
+ // (Uses improved bounds checking suggested by Alexandre Colucci)
+ //
+ if(accumulateIndex >= 2)
+ outputBuffer[j] = (accumulated[0] << 2) | (accumulated[1] >> 4);
+ if(accumulateIndex >= 3)
+ outputBuffer[j + 1] = (accumulated[1] << 4) | (accumulated[2] >> 2);
+ if(accumulateIndex >= 4)
+ outputBuffer[j + 2] = (accumulated[2] << 6) | accumulated[3];
+ j += accumulateIndex - 1;
+ }
+
+ if (outputLength)
+ {
+ *outputLength = j;
+ }
+ return outputBuffer;
+}
+
+//
+// NewBase64Encode
+//
+// Encodes the arbitrary data in the inputBuffer as base64 into a newly malloced
+// output buffer.
+//
+// inputBuffer - the source data for the encode
+// length - the length of the input in bytes
+// separateLines - if zero, no CR/LF characters will be added. Otherwise
+// a CR/LF pair will be added every 64 encoded chars.
+// outputLength - if not-NULL, on output will contain the encoded length
+// (not including terminating 0 char)
+//
+// returns the encoded buffer. Must be free'd by caller. Length is given by
+// outputLength.
+//
+char *NewBase64Encode(
+ const void *buffer,
+ size_t length,
+ bool separateLines,
+ size_t *outputLength)
+{
+ const unsigned char *inputBuffer = (const unsigned char *)buffer;
+
+ #define MAX_NUM_PADDING_CHARS 2
+ #define OUTPUT_LINE_LENGTH 64
+ #define INPUT_LINE_LENGTH ((OUTPUT_LINE_LENGTH / BASE64_UNIT_SIZE) * BINARY_UNIT_SIZE)
+ #define CR_LF_SIZE 2
+
+ //
+ // Byte accurate calculation of final buffer size
+ //
+ size_t outputBufferSize =
+ ((length / BINARY_UNIT_SIZE)
+ + ((length % BINARY_UNIT_SIZE) ? 1 : 0))
+ * BASE64_UNIT_SIZE;
+ if (separateLines)
+ {
+ outputBufferSize +=
+ (outputBufferSize / OUTPUT_LINE_LENGTH) * CR_LF_SIZE;
+ }
+
+ //
+ // Include space for a terminating zero
+ //
+ outputBufferSize += 1;
+
+ //
+ // Allocate the output buffer
+ //
+ char *outputBuffer = (char *)malloc(outputBufferSize);
+ if (!outputBuffer)
+ {
+ return NULL;
+ }
+
+ size_t i = 0;
+ size_t j = 0;
+ const size_t lineLength = separateLines ? INPUT_LINE_LENGTH : length;
+ size_t lineEnd = lineLength;
+
+ while (true)
+ {
+ if (lineEnd > length)
+ {
+ lineEnd = length;
+ }
+
+ for (; i + BINARY_UNIT_SIZE - 1 < lineEnd; i += BINARY_UNIT_SIZE)
+ {
+ //
+ // Inner loop: turn 48 bytes into 64 base64 characters
+ //
+ outputBuffer[j++] = base64EncodeLookup[(inputBuffer[i] & 0xFC) >> 2];
+ outputBuffer[j++] = base64EncodeLookup[((inputBuffer[i] & 0x03) << 4)
+ | ((inputBuffer[i + 1] & 0xF0) >> 4)];
+ outputBuffer[j++] = base64EncodeLookup[((inputBuffer[i + 1] & 0x0F) << 2)
+ | ((inputBuffer[i + 2] & 0xC0) >> 6)];
+ outputBuffer[j++] = base64EncodeLookup[inputBuffer[i + 2] & 0x3F];
+ }
+
+ if (lineEnd == length)
+ {
+ break;
+ }
+
+ //
+ // Add the newline
+ //
+ outputBuffer[j++] = '\r';
+ outputBuffer[j++] = '\n';
+ lineEnd += lineLength;
+ }
+
+ if (i + 1 < length)
+ {
+ //
+ // Handle the single '=' case
+ //
+ outputBuffer[j++] = base64EncodeLookup[(inputBuffer[i] & 0xFC) >> 2];
+ outputBuffer[j++] = base64EncodeLookup[((inputBuffer[i] & 0x03) << 4)
+ | ((inputBuffer[i + 1] & 0xF0) >> 4)];
+ outputBuffer[j++] = base64EncodeLookup[(inputBuffer[i + 1] & 0x0F) << 2];
+ outputBuffer[j++] = '=';
+ }
+ else if (i < length)
+ {
+ //
+ // Handle the double '=' case
+ //
+ outputBuffer[j++] = base64EncodeLookup[(inputBuffer[i] & 0xFC) >> 2];
+ outputBuffer[j++] = base64EncodeLookup[(inputBuffer[i] & 0x03) << 4];
+ outputBuffer[j++] = '=';
+ outputBuffer[j++] = '=';
+ }
+ outputBuffer[j] = 0;
+
+ //
+ // Set the output length and return the buffer
+ //
+ if (outputLength)
+ {
+ *outputLength = j;
+ }
+ return outputBuffer;
+}
+
+@implementation NSData (Base64)
+
+//
+// dataFromBase64String:
+//
+// Creates an NSData object containing the base64 decoded representation of
+// the base64 string 'aString'
+//
+// Parameters:
+// aString - the base64 string to decode
+//
+// returns the autoreleased NSData representation of the base64 string
+//
++ (NSData *)dataFromBase64String:(NSString *)aString
+{
+ NSData *data = [aString dataUsingEncoding:NSASCIIStringEncoding];
+ size_t outputLength;
+ void *outputBuffer = NewBase64Decode([data bytes], [data length], &outputLength);
+ NSData *result = [NSData dataWithBytes:outputBuffer length:outputLength];
+ free(outputBuffer);
+ return result;
+}
+
+//
+// base64EncodedString
+//
+// Creates an NSString object that contains the base 64 encoding of the
+// receiver's data. Lines are broken at 64 characters long.
+//
+// returns an autoreleased NSString being the base 64 representation of the
+// receiver.
+//
+- (NSString *)base64EncodedString
+{
+ size_t outputLength;
+ char *outputBuffer =
+ NewBase64Encode([self bytes], [self length], true, &outputLength);
+
+ NSString *result =
+ [[[NSString alloc]
+ initWithBytes:outputBuffer
+ length:outputLength
+ encoding:NSASCIIStringEncoding]
+ autorelease];
+ free(outputBuffer);
+ return result;
+}
+
+@end
79 base64.1
@@ -0,0 +1,79 @@
+.\"Modified from man(1) of FreeBSD, the NetBSD mdoc.template, and mdoc.samples.
+.\"See Also:
+.\"man mdoc.samples for a complete listing of options
+.\"man mdoc for the short list of editing options
+.\"/usr/share/misc/mdoc.template
+.Dd 3/06/09 \" DATE
+.Dt base64 1 \" Program name and manual section number
+.Os Darwin
+.Sh NAME \" Section Header - required - don't modify
+.Nm base64,
+.\" The following lines are read in generating the apropos(man -k) database. Use only key
+.\" words here as the database is built based on the words here and in the .ND line.
+.Nm Other_name_for_same_program(),
+.Nm Yet another name for the same program.
+.\" Use .Nm macro to designate other names for the documented program.
+.Nd This line parsed for whatis database.
+.Sh SYNOPSIS \" Section Header - required - don't modify
+.Nm
+.Op Fl abcd \" [-abcd]
+.Op Fl a Ar path \" [-a path]
+.Op Ar file \" [file]
+.Op Ar \" [file ...]
+.Ar arg0 \" Underlined argument - use .Ar anywhere to underline
+arg2 ... \" Arguments
+.Sh DESCRIPTION \" Section Header - required - don't modify
+Use the .Nm macro to refer to your program throughout the man page like such:
+.Nm
+Underlining is accomplished with the .Ar macro like this:
+.Ar underlined text .
+.Pp \" Inserts a space
+A list of items with descriptions:
+.Bl -tag -width -indent \" Begins a tagged list
+.It item a \" Each item preceded by .It macro
+Description of item a
+.It item b
+Description of item b
+.El \" Ends the list
+.Pp
+A list of flags and their descriptions:
+.Bl -tag -width -indent \" Differs from above in tag removed
+.It Fl a \"-a flag as a list item
+Description of -a flag
+.It Fl b
+Description of -b flag
+.El \" Ends the list
+.Pp
+.\" .Sh ENVIRONMENT \" May not be needed
+.\" .Bl -tag -width "ENV_VAR_1" -indent \" ENV_VAR_1 is width of the string ENV_VAR_1
+.\" .It Ev ENV_VAR_1
+.\" Description of ENV_VAR_1
+.\" .It Ev ENV_VAR_2
+.\" Description of ENV_VAR_2
+.\" .El
+.Sh FILES \" File used or created by the topic of the man page
+.Bl -tag -width "/Users/joeuser/Library/really_long_file_name" -compact
+.It Pa /usr/share/file_name
+FILE_1 description
+.It Pa /Users/joeuser/Library/really_long_file_name
+FILE_2 description
+.El \" Ends the list
+.\" .Sh DIAGNOSTICS \" May not be needed
+.\" .Bl -diag
+.\" .It Diagnostic Tag
+.\" Diagnostic informtion here.
+.\" .It Diagnostic Tag
+.\" Diagnostic informtion here.
+.\" .El
+.Sh SEE ALSO
+.\" List links in ascending order by section, alphabetically within a section.
+.\" Please do not reference files that do not exist without filing a bug report
+.Xr a 1 ,
+.Xr b 1 ,
+.Xr c 1 ,
+.Xr a 2 ,
+.Xr b 2 ,
+.Xr a 3 ,
+.Xr b 3
+.\" .Sh BUGS \" Document known, unremedied bugs
+.\" .Sh HISTORY \" Document history if command behaves in a unique manner
121 base64.m
@@ -0,0 +1,121 @@
+#import <Foundation/Foundation.h>
+#import "NSData+Base64.h"
+#import <Security/cssm.h>
+
+#include <openssl/bio.h>
+#include <openssl/evp.h>
+
+NSString *base64Encode(NSData *data)
+{
+ // Construct an OpenSSL context
+ BIO *context = BIO_new(BIO_s_mem());
+
+ // Tell the context to encode base64
+ BIO *command = BIO_new(BIO_f_base64());
+ context = BIO_push(command, context);
+
+ // Encode all the data
+ BIO_write(context, [data bytes], [data length]);
+ BIO_flush(context);
+
+ // Get the data out of the context
+ char *outputBuffer;
+ long outputLength = BIO_get_mem_data(context, &outputBuffer);
+ NSString *encodedString =
+ [[[NSString alloc]
+ initWithBytes:outputBuffer
+ length:outputLength
+ encoding:NSUTF8StringEncoding]
+ autorelease];
+
+ BIO_free_all(context);
+
+ return encodedString;
+}
+
+NSString *base64Decode(NSString *decode)
+{
+ decode = [decode stringByAppendingString:@"\n"];
+ NSData *data = [decode dataUsingEncoding:NSASCIIStringEncoding];
+
+ // Construct an OpenSSL context
+ BIO *command = BIO_new(BIO_f_base64());
+ BIO *context = BIO_new_mem_buf((void *)[data bytes], [data length]);
+
+ // Tell the context to encode base64
+ context = BIO_push(command, context);
+
+ // Encode all the data
+ NSMutableData *outputData = [NSMutableData data];
+
+ #define bufsize 256
+ int len;
+ char inbuf[bufsize];
+ while ((len = BIO_read(context, inbuf, bufsize)) > 0)
+ {
+ [outputData appendBytes:inbuf length:len];
+ }
+
+ // Get the data out of the context
+ NSString *encodedString =
+ [[[NSString alloc] initWithData:outputData encoding:NSUTF8StringEncoding]
+ autorelease];
+
+ BIO_free_all(context);
+
+ return encodedString;
+}
+
+NSString *md5Encode(NSData *data)
+{
+ // Construct an OpenSSL context
+ BIO *context = BIO_new(BIO_s_mem());
+
+ // Tell the context to encode base64
+ BIO *command = BIO_new(BIO_f_md());
+ BIO_set_md(command, EVP_md5());
+ context = BIO_push(command, context);
+
+ // Encode all the data
+ BIO_write(context, [data bytes], [data length]);
+ BIO_flush(context);
+
+ // Get the data out of the context
+ unsigned char outputBuffer[EVP_MAX_MD_SIZE];
+ long outputLength = BIO_gets(context, (char *)outputBuffer, EVP_MAX_MD_SIZE);
+
+ NSMutableString *encodedString = [NSMutableString string];
+ for (int i = 0; i < outputLength; i++)
+ {
+ [encodedString appendFormat:@"%02X", outputBuffer[i]];
+ }
+
+ BIO_free_all(context);
+
+ return encodedString;
+}
+
+int main (int argc, const char * argv[]) {
+ NSAutoreleasePool * pool = [[NSAutoreleasePool alloc] init];
+
+ NSString *initialString = @"This is a smaller string. Ansdfgsdfgsdfgsdfgsdfgsdfgsdfgd some other stuff.\n";
+ NSData *data = [initialString dataUsingEncoding:NSASCIIStringEncoding];
+ NSString *base64String = [data base64EncodedString];
+ NSData *decoded = [NSData dataFromBase64String:base64String];
+ NSString *decodedString =
+ [[[NSString alloc]
+ initWithBytes:[decoded bytes]
+ length:[decoded length]
+ encoding:NSUTF8StringEncoding]
+ autorelease];
+
+ // insert code here...
+ NSCAssert([initialString isEqualToString:decodedString], @"whoops");
+ NSLog(@"\n%@\n\n%@", base64String, decodedString);
+
+// NSLog(@"Second encode: %@", base64Encode(data));
+ NSLog(@"md5 encode: %@", md5Encode([@"some text\n" dataUsingEncoding:NSUTF8StringEncoding]));
+
+ [pool drain];
+ return 0;
+}
238 base64.xcodeproj/project.pbxproj
@@ -0,0 +1,238 @@
+// !$*UTF8*$!
+{
+ archiveVersion = 1;
+ classes = {
+ };
+ objectVersion = 45;
+ objects = {
+
+/* Begin PBXBuildFile section */
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+ dstSubfolderSpec = 0;
+ files = (
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+/* End PBXCopyFilesBuildPhase section */
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+ C98DD723106988C80043B9F1 /* libcrypto.dylib in Frameworks */,
+ );
+ runOnlyForDeploymentPostprocessing = 0;
+ };
+/* End PBXFrameworksBuildPhase section */
+
+/* Begin PBXGroup section */
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+ isa = PBXGroup;
+ children = (
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+ );
+ name = base64;
+ sourceTree = "<group>";
+ };
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+ isa = PBXGroup;
+ children = (
+ 8DD76FA10486AA7600D96B5E /* base64 */,
+ );
+ name = Products;
+ sourceTree = "<group>";
+ };
+ C6859EA2029092E104C91782 /* Documentation */ = {
+ isa = PBXGroup;
+ children = (
+ C6859EA3029092ED04C91782 /* base64.1 */,
+ );
+ name = Documentation;
+ sourceTree = "<group>";
+ };
+/* End PBXGroup section */
+
+/* Begin PBXNativeTarget section */
+ 8DD76F960486AA7600D96B5E /* base64 */ = {
+ isa = PBXNativeTarget;
+ buildConfigurationList = 1DEB927408733DD40010E9CD /* Build configuration list for PBXNativeTarget "base64" */;
+ buildPhases = (
+ 8DD76F990486AA7600D96B5E /* Sources */,
+ 8DD76F9B0486AA7600D96B5E /* Frameworks */,
+ 8DD76F9E0486AA7600D96B5E /* CopyFiles */,
+ );
+ buildRules = (
+ );
+ dependencies = (
+ );
+ name = base64;
+ productInstallPath = "$(HOME)/bin";
+ productName = base64;
+ productReference = 8DD76FA10486AA7600D96B5E /* base64 */;
+ productType = "com.apple.product-type.tool";
+ };
+/* End PBXNativeTarget section */
+
+/* Begin PBXProject section */
+ 08FB7793FE84155DC02AAC07 /* Project object */ = {
+ isa = PBXProject;
+ buildConfigurationList = 1DEB927808733DD40010E9CD /* Build configuration list for PBXProject "base64" */;
+ compatibilityVersion = "Xcode 3.1";
+ developmentRegion = English;
+ hasScannedForEncodings = 1;
+ knownRegions = (
+ English,
+ Japanese,
+ French,
+ German,
+ );
+ mainGroup = 08FB7794FE84155DC02AAC07 /* base64 */;
+ projectDirPath = "";
+ projectRoot = "";
+ targets = (
+ 8DD76F960486AA7600D96B5E /* base64 */,
+ );
+ };
+/* End PBXProject section */
+
+/* Begin PBXSourcesBuildPhase section */
+ 8DD76F990486AA7600D96B5E /* Sources */ = {
+ isa = PBXSourcesBuildPhase;
+ buildActionMask = 2147483647;
+ files = (
+ 8DD76F9A0486AA7600D96B5E /* base64.m in Sources */,
+ C92633330FD6374E00A86D9F /* NSData+Base64.m in Sources */,
+ );
+ runOnlyForDeploymentPostprocessing = 0;
+ };
+/* End PBXSourcesBuildPhase section */
+
+/* Begin XCBuildConfiguration section */
+ 1DEB927508733DD40010E9CD /* Debug */ = {
+ isa = XCBuildConfiguration;
+ buildSettings = {
+ ALWAYS_SEARCH_USER_PATHS = NO;
+ COPY_PHASE_STRIP = NO;
+ GCC_DYNAMIC_NO_PIC = NO;
+ GCC_ENABLE_FIX_AND_CONTINUE = YES;
+ GCC_MODEL_TUNING = G5;
+ GCC_OPTIMIZATION_LEVEL = 0;
+ GCC_PRECOMPILE_PREFIX_HEADER = YES;
+ GCC_PREFIX_HEADER = base64_Prefix.pch;
+ INSTALL_PATH = /usr/local/bin;
+ PRODUCT_NAME = base64;
+ };
+ name = Debug;
+ };
+ 1DEB927608733DD40010E9CD /* Release */ = {
+ isa = XCBuildConfiguration;
+ buildSettings = {
+ ALWAYS_SEARCH_USER_PATHS = NO;
+ DEBUG_INFORMATION_FORMAT = "dwarf-with-dsym";
+ GCC_MODEL_TUNING = G5;
+ GCC_PRECOMPILE_PREFIX_HEADER = YES;
+ GCC_PREFIX_HEADER = base64_Prefix.pch;
+ INSTALL_PATH = /usr/local/bin;
+ PRODUCT_NAME = base64;
+ };
+ name = Release;
+ };
+ 1DEB927908733DD40010E9CD /* Debug */ = {
+ isa = XCBuildConfiguration;
+ buildSettings = {
+ ARCHS = "$(ARCHS_STANDARD_32_BIT)";
+ GCC_C_LANGUAGE_STANDARD = c99;
+ GCC_OPTIMIZATION_LEVEL = 0;
+ GCC_WARN_ABOUT_RETURN_TYPE = YES;
+ GCC_WARN_UNUSED_VARIABLE = YES;
+ ONLY_ACTIVE_ARCH = YES;
+ PREBINDING = NO;
+ SDKROOT = macosx10.5;
+ };
+ name = Debug;
+ };
+ 1DEB927A08733DD40010E9CD /* Release */ = {
+ isa = XCBuildConfiguration;
+ buildSettings = {
+ ARCHS = "$(ARCHS_STANDARD_32_BIT)";
+ GCC_C_LANGUAGE_STANDARD = c99;
+ GCC_WARN_ABOUT_RETURN_TYPE = YES;
+ GCC_WARN_UNUSED_VARIABLE = YES;
+ PREBINDING = NO;
+ SDKROOT = macosx10.5;
+ };
+ name = Release;
+ };
+/* End XCBuildConfiguration section */
+
+/* Begin XCConfigurationList section */
+ 1DEB927408733DD40010E9CD /* Build configuration list for PBXNativeTarget "base64" */ = {
+ isa = XCConfigurationList;
+ buildConfigurations = (
+ 1DEB927508733DD40010E9CD /* Debug */,
+ 1DEB927608733DD40010E9CD /* Release */,
+ );
+ defaultConfigurationIsVisible = 0;
+ defaultConfigurationName = Release;
+ };
+ 1DEB927808733DD40010E9CD /* Build configuration list for PBXProject "base64" */ = {
+ isa = XCConfigurationList;
+ buildConfigurations = (
+ 1DEB927908733DD40010E9CD /* Debug */,
+ 1DEB927A08733DD40010E9CD /* Release */,
+ );
+ defaultConfigurationIsVisible = 0;
+ defaultConfigurationName = Release;
+ };
+/* End XCConfigurationList section */
+ };
+ rootObject = 08FB7793FE84155DC02AAC07 /* Project object */;
+}
7 base64_Prefix.pch
@@ -0,0 +1,7 @@
+//
+// Prefix header for all source files of the 'base64' target in the 'base64' project.
+//
+
+#ifdef __OBJC__
+ #import <Foundation/Foundation.h>
+#endif
1 readme.md
@@ -0,0 +1 @@
+This category is from [Cocoa with Love](http://cocoawithlove.com/2009/06/base64-encoding-options-on-mac-and.html).

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